{"id":169489,"date":"2024-10-19T10:24:57","date_gmt":"2024-10-19T10:24:57","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ashrae-refrigeration-handbook-ip-2014\/"},"modified":"2024-10-25T02:35:29","modified_gmt":"2024-10-25T02:35:29","slug":"ashrae-refrigeration-handbook-ip-2014","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ashrae\/ashrae-refrigeration-handbook-ip-2014\/","title":{"rendered":"ASHRAE Refrigeration Handbook IP 2014"},"content":{"rendered":"

The 2014 ASHRAE Handbook\u2014Refrigeration covers the refrigeration equipment and systems for applications other than human comfort. This volume includes data and guidance on cooling, freezing, and storing food; industrial and medical applications of refrigeration; and low-temperature refrigeration.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nR14 FrontMatter_IP <\/td>\n<\/tr>\n
2<\/td>\nDedicated To The Advancement Of
The Profession And Its Allied Industries
DISCLAIMER <\/td>\n<\/tr>\n
9<\/td>\nIP_R14_Ch01
Application <\/td>\n<\/tr>\n
10<\/td>\nTable 1 Recommended Gas Line Velocities
System Safety
Basic Piping Principles
Refrigerant Line Velocities
Refrigerant Flow Rates
Fig. 1 Flow Rate per Ton of Refrigeration for Refrigerant 22
Fig. 2 Flow Rate per Ton of Refrigeration for Refrigerant 134a <\/td>\n<\/tr>\n
11<\/td>\nTable 2 Approximate Effect of Gas Line Pressure Drops on R-22 Compressor Capacity and Powera
Refrigerant Line Sizing
Pressure Drop Considerations <\/td>\n<\/tr>\n
12<\/td>\nTable 3 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 22 (Single- or High-Stage Applications)
Table 4 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 22 (Intermediate- or Low-Stage Duty) <\/td>\n<\/tr>\n
13<\/td>\nTable 5 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 134a (Single- or High-Stage Applications)
Location and Arrangement of Piping <\/td>\n<\/tr>\n
14<\/td>\nProtection Against Damage to Piping
Piping Insulation
Vibration and Noise in Piping
Refrigerant Line Capacity Tables
Equivalent Lengths of Valves and Fittings <\/td>\n<\/tr>\n
15<\/td>\nTable 6 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 404A (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
16<\/td>\nTable 7 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 507A (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
17<\/td>\nTable 8 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 410A (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
18<\/td>\nTable 9 Suction, Discharge, and Liquid Line Capacities in Tons for Refrigerant 407C (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
19<\/td>\nTable 10 Suction Line Capacities in Tons for Refrigerant 22 (Single- or High-Stage Applications)
Table 11 Suction Line Capacities in Tons for Refrigerant 134a (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
20<\/td>\nTable 12 Suction Line Capacities in Tons for Refrigerant 404A (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
21<\/td>\nTable 13 Suction Line Capacities in Tons for Refrigerant 507A (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
22<\/td>\nTable 14 Suction Line Capacities in Tons for Refrigerant 410A (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
23<\/td>\nTable 15 Suction Line Capacities in Tons for Refrigerant 407C (Single- or High-Stage Applications) <\/td>\n<\/tr>\n
24<\/td>\nOil Management in Refrigerant Lines
Table 16 Fitting Losses in Equivalent Feet of Pipe <\/td>\n<\/tr>\n
25<\/td>\nTable 17 Special Fitting Losses in Equivalent Feet of Pipe <\/td>\n<\/tr>\n
26<\/td>\nTable 18 Valve Losses in Equivalent Feet of Pipe
Fig. 3 Double-Suction Riser Construction <\/td>\n<\/tr>\n
27<\/td>\nTable 19 Minimum Refrigeration Capacity in Tons for Oil Entrainment up Hot-Gas Risers (Type L Copper Tubing)
Fig. 4 Suction Line Piping at Evaporator Coils <\/td>\n<\/tr>\n
28<\/td>\nFig. 5 Typical Piping from Evaporators Located above and below Common Suction Line
Piping at Multiple Compressors
Suction Piping
Fig. 6 Suction and Hot-Gas Headers for Multiple Compressors
Discharge Piping <\/td>\n<\/tr>\n
29<\/td>\nFig. 7 Parallel Compressors with Gravity Oil Flow
Interconnecting Crankcases
Fig. 8 Interconnecting Piping for Multiple Condensing Units
Piping at Various System Components
Flooded Fluid Coolers
Fig. 9 Typical Piping at Flooded Fluid Cooler <\/td>\n<\/tr>\n
30<\/td>\nRefrigerant Feed Devices
Fig. 10 Two-Circuit Direct-Expansion Cooler Connections (for Single-Compressor System)
Direct-Expansion Fluid Chillers
Fig. 11 Typical Refrigerant Piping in Liquid Chilling Package with Two Completely Separate Circuits
Fig. 12 Direct-Expansion Cooler with Pilot-Operated Control Valve
Direct-Expansion Air Coils <\/td>\n<\/tr>\n
31<\/td>\nFig. 13 Direct-Expansion Evaporator (Top-Feed, Free-Draining)
Fig. 14 Direct-Expansion Evaporator (Horizontal Airflow)
Fig. 15 Direct-Expansion Evaporator (Bottom-Feed)
Flooded Evaporators <\/td>\n<\/tr>\n
32<\/td>\nFig. 16 Flooded Evaporator (Gravity Circulation)
Fig. 17 Flooded Evaporator (Forced Circulation)
Discharge (Hot-Gas) Lines
Fig. 18 Double Hot-Gas Riser <\/td>\n<\/tr>\n
33<\/td>\nTable 20 Minimum Refrigeration Capacity in Tons for Oil Entrainment up Suction Risers (Type L Copper Tubing)
Fig. 19 Hot-Gas Loop <\/td>\n<\/tr>\n
34<\/td>\nDefrost Gas Supply Lines
Heat Exchangers and Vessels
Receivers
Fig. 20 Shell-and-Tube Condenser to Receiver Piping (Through-Type Receiver)
Fig. 21 Shell-and-Tube Condenser to Receiver Piping (Surge-Type Receiver)
Fig. 22 Parallel Condensers with Through-Type Receiver <\/td>\n<\/tr>\n
35<\/td>\nTable 21 Refrigerant Flow Capacity Data For Defrost Lines <\/td>\n<\/tr>\n
36<\/td>\nFig. 23 Parallel Condensers with Surge-Type Receiver
Fig. 24 Single-Circuit Evaporative Condenser with Receiver and Liquid Subcooling Coil
Air-Cooled Condensers <\/td>\n<\/tr>\n
37<\/td>\nFig. 25 Multiple Evaporative Condensers with Equalization to Condenser Inlets
Fig. 26 Multiple Air-Cooled Condensers
Refrigeration Accessories
Liquid-Suction Heat Exchangers <\/td>\n<\/tr>\n
38<\/td>\nFig. 27 Soldered Tube Heat Exchanger
Fig. 28 Shell-and-Finned-Coil Heat Exchanger
Fig. 29 Shell-and-Finned-Coil Exchanger Installed to Prevent Liquid Floodback
Fig. 30 Tube-in-Tube Heat Exchanger
Two-Stage Subcoolers
Fig. 31 Flash-Type Cooler
Discharge Line Oil Separators <\/td>\n<\/tr>\n
39<\/td>\nFig. 32 Closed-Type Subcooler
Surge Drums or Accumulators
Compressor Floodback Protection <\/td>\n<\/tr>\n
40<\/td>\nFig. 33 Compressor Floodback Protection Using Accumulator with Controlled Bleed
Refrigerant Driers and Moisture Indicators
Fig. 34 Drier with Piping Connections
Strainers
Liquid Indicators <\/td>\n<\/tr>\n
41<\/td>\nFig. 35 Sight Glass and Charging Valve Locations
Oil Receivers
Purge Units
Head Pressure Control for Refrigerant Condensers
Water-Cooled Condensers
Condenser-Water-Regulating Valves
Water Bypass
Fig. 36 Head Pressure Control for Condensers Used with Cooling Towers (Water Bypass Modulation)
Evaporative Condensers <\/td>\n<\/tr>\n
42<\/td>\nFig. 37 Head Pressure Control for Evaporative Condenser (Air Intake Modulation)
Fig. 38 Head Pressure Control for Evaporative Condenser (Air Bypass Modulation)
Air-Cooled Condensers
Microchannel Condensers
Keeping Liquid from Crankcase During Off Cycles
Automatic Pumpdown Control (Direct-Expansion Air-Cooling Systems) <\/td>\n<\/tr>\n
43<\/td>\nCrankcase Oil Heater (Direct-Expansion Systems)
Control for Direct-Expansion Water Chillers
Effect of Short Operating Cycle
Hot-Gas Bypass Arrangements
Full (100%) Unloading for Starting
Full (100%) Unloading for Capacity Control <\/td>\n<\/tr>\n
44<\/td>\nFig. 39 Hot-Gas Bypass Arrangements
Minimizing Refrigerant Charge in Commercial Systems <\/td>\n<\/tr>\n
45<\/td>\nRefrigerant Retrofitting
Temperature Glide <\/td>\n<\/tr>\n
46<\/td>\nReferences <\/td>\n<\/tr>\n
47<\/td>\nIP_R14_Ch02
History of Ammonia Refrigeration
Ammonia Refrigerant for HVAC Systems
Equipment
Compressors <\/td>\n<\/tr>\n
48<\/td>\nReciprocating Compressors
Fig. 1 Schematic of Reciprocating Compressors Operating in Parallel <\/td>\n<\/tr>\n
49<\/td>\nFig. 2 Jacket Water Cooling for Ambient Temperatures Above Freezing
Fig. 3 Jacket Water Cooling for Ambient Temperatures Below Freezing
Rotary Vane, Low-Stage Compressors <\/td>\n<\/tr>\n
50<\/td>\nFig. 4 Rotary Vane Booster Compressor Cooling with Lubricant
Screw Compressors
Fig. 5 Screw Compressor Flow Diagram with Optional Oil Pump <\/td>\n<\/tr>\n
51<\/td>\nFig. 6 Screw Compressor Flow Diagram with Liquid Injection Oil Cooling
Fig. 7 Screw Compressor Flow Diagram with External Heat Exchanger for Oil Cooling
Condensers
Condenser and Receiver Piping <\/td>\n<\/tr>\n
52<\/td>\nFig. 8 Thermosiphon System with Receiver Mounted Above Oil Cooler
Fig. 9 Horizontal Condenser and Top Inlet Receiver Piping
Fig. 10 Parallel Condensers with Top Inlet Receiver
Evaporative Condensers <\/td>\n<\/tr>\n
53<\/td>\nFig. 11 Single Evaporative Condenser with Top Inlet Receiver
Fig. 12 Evaporative Condenser with Inside Water Tank
Fig. 13 Two Evaporative Condensers with Trapped Piping to Receiver <\/td>\n<\/tr>\n
54<\/td>\nFig. 14 Method of Reducing Condenser Outlet Sizes
Fig. 15 Piping for Shell-and-Tube and Evaporative Condensers with Top Inlet Receiver
Fig. 16 Piping for Parallel Condensers with Surge-Type Receiver
Evaporators <\/td>\n<\/tr>\n
55<\/td>\nFig. 17 Piping for Parallel Condensers with Top Inlet Receiver
Evaporator Piping
Fig. 18 Piping for Thermostatic Expansion Valve Application for Automatic Defrost on Unit Cooler
Unit Cooler: Flooded Operation <\/td>\n<\/tr>\n
56<\/td>\nFig. 19 Arrangement for Automatic Defrost of Air Blower with Flooded Coil
High-Side Float Control
Fig. 20 Arrangement for Horizontal Liquid Cooler and High-Side Float
Low-Side Float Control <\/td>\n<\/tr>\n
57<\/td>\nFig. 21 Piping for Evaporator and Low-Side Float with Horizontal Liquid Cooler
Vessels
Fig. 22 Intercooler <\/td>\n<\/tr>\n
58<\/td>\nFig. 23 Arrangement for Compound System with Vertical Intercooler and Suction Trap
Fig. 24 Suction Accumulator with Warm Liquid Coil <\/td>\n<\/tr>\n
59<\/td>\nFig. 25 Equalized Pressure Pump Transfer System
Fig. 26 Gravity Transfer System
Fig. 27 Piping for Vertical Suction Trap and High-Head Pump
Fig. 28 Gage Glass Assembly for Ammonia <\/td>\n<\/tr>\n
60<\/td>\nFig. 29 Electronic Liquid Level Control
Fig. 30 Noncondensable Gas Purger Unit
Piping
Recommended Material
Fittings
Pipe Joints
Pipe Location <\/td>\n<\/tr>\n
61<\/td>\nTable 1 Suction Line Capacities in Tons for Ammonia with Pressure Drops of 0.25 and 0.50\u00b0F per 100 ft Equivalent
Pipe Sizing
Controls
Liquid Feed Control <\/td>\n<\/tr>\n
62<\/td>\nTable 2 Suction, Discharge, and Liquid Line Capacities in Tons for Ammonia (Single- or High-Stage Applications)
Table 3 Liquid Ammonia Line Capacities <\/td>\n<\/tr>\n
63<\/td>\nControlling Load During Pulldown
Operation at Varying Loads and Temperatures
Fig. 31 Hot-Gas Injection Evaporator for Operations at Low Load
Electronic Control
Lubricant Management
Valves <\/td>\n<\/tr>\n
64<\/td>\nFig. 32 Dual Relief Valve Fitting for Ammonia
Isolated Line Sections
Insulation and Vapor Retarders
Systems
Single-Stage Systems
Fig. 33 Shell-and-Coil Economizer Arrangement
Economized Systems <\/td>\n<\/tr>\n
65<\/td>\nFig. 34 Screw Compressor with Economizer\/Receiver
Multistage Systems
Fig. 35 Two-Stage System with High- and Low-Temperature Loads
Two-Stage Screw Compressor System <\/td>\n<\/tr>\n
66<\/td>\nFig. 36 Compound Ammonia System with Screw Compressor Thermosiphon Cooled
Converting Single-Stage into Two-Stage Systems
Liquid Recirculation Systems <\/td>\n<\/tr>\n
67<\/td>\nFig. 37 Piping for Single-Stage System with Low-Pressure Receiver and Liquid Ammonia Recirculation
Hot-Gas Defrost <\/td>\n<\/tr>\n
68<\/td>\nFig. 38 Conventional Hot-Gas Defrost Cycle
Fig. 39 Demand Defrost Cycle <\/td>\n<\/tr>\n
69<\/td>\nFig. 40 Equipment Room Hot-Gas Pressure Control System
Fig. 41 Hot-Gas Condensate Return Drainer <\/td>\n<\/tr>\n
70<\/td>\nFig. 42 Soft Hot-Gas Defrost Cycle
Double-Riser Designs for Large Evaporator Coils
Fig. 43 Recirculated Liquid Return System <\/td>\n<\/tr>\n
71<\/td>\nFig. 44 Double Low-Temperature Suction Risers
Safety Considerations
Avoiding Hydraulic Shock <\/td>\n<\/tr>\n
72<\/td>\nHazards Related to System Cleanliness
References
Bibliography <\/td>\n<\/tr>\n
75<\/td>\nIP_R14_Ch03
Table 1 Refrigerant Data
Table 2 Comparative Refrigerant Performance per Ton of Refrigeration <\/td>\n<\/tr>\n
76<\/td>\nFig. 1 CO2 Expansion-Phase Changes
Fig. 2 CO2 Phase Diagram
Applications
Transcritical CO2 Refrigeration <\/td>\n<\/tr>\n
77<\/td>\nCO2 Cascade System
System Design
Transcritical CO2 Systems
Fig. 3 Transcritical CO2 Refrigeration Cycle in Appliances and Vending Machines
Fig. 4 CO2 Heat Pump for Ambient Heat to Hot Water <\/td>\n<\/tr>\n
78<\/td>\nCO2\/HFC Cascade Systems
Fig. 5 R-717\/CO2 Cascade System with CO2 Hot-Gas Defrosting
Fig. 6 CO2 Cascade System with Two Temperature Levels
Ammonia\/CO2 Cascade Refrigeration System
System Design Pressures <\/td>\n<\/tr>\n
79<\/td>\nFig. 7 Dual-Temperature Supermarket System: R-404A and CO2 with Cascade Condenser
Valves <\/td>\n<\/tr>\n
80<\/td>\nCO2 Monitoring
Water in CO2 Systems
Fig. 8 Dual-Temperature Ammonia (R-717) Cascade System
Fig. 9 Water Solubility in Various Refrigerants <\/td>\n<\/tr>\n
81<\/td>\nFig. 10 Water Solubility in CO2
System Safety
Piping
Carbon Dioxide Piping Materials
Carbon Steel Piping for CO2
Pipe Sizing <\/td>\n<\/tr>\n
82<\/td>\nFig. 11 Pressure Drop for Various Refrigerants
Table 3 Pipe Size Comparison Between NH3 and CO2
Heat Exchangers and Vessels
Gravity Liquid Separator
Recirculator
Cascade Heat Exchanger
Compressors for CO2 Refrigeration Systems
Transcritical Compressors for Commercial Refrigeration <\/td>\n<\/tr>\n
83<\/td>\nFig. 12 CO2 Transcritical Compressor Configuration Chart
Compressors for Industrial Applications
Lubricants
Evaporators <\/td>\n<\/tr>\n
84<\/td>\nDefrost
Electric Defrost
Hot-Gas Defrost
Reverse-Cycle Defrost <\/td>\n<\/tr>\n
85<\/td>\nHigh Pressure Liquid Defrost
Water Defrost
Installation, Start-up, and Commissioning
References <\/td>\n<\/tr>\n
86<\/td>\nBibliography
Acknowledgment <\/td>\n<\/tr>\n
87<\/td>\nIP_R14_Ch04
Terminology
Advantages and Disadvantages <\/td>\n<\/tr>\n
88<\/td>\nOverfeed System Operation
Mechanical Pump
Fig. 1 Liquid Overfeed with Mechanical Pump
Fig. 2 Pump Circulation, Horizontal Separator
Gas Pump
Fig. 3 Double-Pumper-Drum System <\/td>\n<\/tr>\n
89<\/td>\nFig. 4 Constant-Pressure Liquid Overfeed System
Refrigerant Distribution
Fig. 5 Liquid Overfeed System Connected on Common System with Gravity-Flooded Evaporators <\/td>\n<\/tr>\n
90<\/td>\nOil in System
Fig. 6 Oil Drain Pot Connected to Low-Pressure Receiver
Circulating Rate
Table 1 Recommended Minimum Circulating Rate
Pump Selection and Installation
Types of Pumps <\/td>\n<\/tr>\n
91<\/td>\nFig. 7 Charts for Determining Rate of Refrigerant Feed (No Flash Gas)
Installing and Connecting Mechanical Pumps
Controls <\/td>\n<\/tr>\n
92<\/td>\nEvaporator Design
Considerations
Top Feed Versus Bottom Feed
Refrigerant Charge <\/td>\n<\/tr>\n
93<\/td>\nStart-Up and Operation
Operating Costs and Efficiency
Line Sizing
Low-Pressure Receiver Sizing <\/td>\n<\/tr>\n
94<\/td>\nFig. 8 Basic Horizontal Gas-and-Liquid Separator
Fig. 9 Basic Vertical Gravity Gas and Liquid Separator
Table 2 Maximum Effective Separation Velocities for R-717, R-22, R-12, and R-502, with Steady Flow Conditions <\/td>\n<\/tr>\n
95<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
97<\/td>\nIP_R14_Ch05
Refrigeration System
Components <\/td>\n<\/tr>\n
98<\/td>\nSelecting Design Balance Points <\/td>\n<\/tr>\n
99<\/td>\nFig. 1 Brine Chiller Balance Curve
Energy and Mass Balances <\/td>\n<\/tr>\n
100<\/td>\nSystem Performance <\/td>\n<\/tr>\n
101<\/td>\nIP_R14_Ch06
Refrigerants
Environmental Acceptability
Refrigerant Analysis
Flammability and Combustibility
Lubricants
Polyol Esters <\/td>\n<\/tr>\n
102<\/td>\nTable 1 Composition, Viscosity, and Refrigerant Miscibility of POE Lubricants
Fig. 1 General Structures of Polyol Ester (POE) Refrigeration Lubricants
Polyalkylene Glycols
Polyvinyl Ethers (PVEs)
Fig. 2 General Structure of Polyvinyl Ether (PVE) Refrigeration Lubricant <\/td>\n<\/tr>\n
103<\/td>\nSystem Reactions
Thermal Stability
Table 2 Inherent Thermal Stability of Halocarbon Refrigerants <\/td>\n<\/tr>\n
104<\/td>\nFig. 3 Stability of Refrigerant 22 Control System
Fig. 4 Stability of Refrigerant 12 Control System <\/td>\n<\/tr>\n
105<\/td>\nHydrolysis of Halogenated Refrigerants and Polyol Ester Lubricants
Table 3 Rate of Hydrolysis in Water (Grams per Litre of Water per Year) <\/td>\n<\/tr>\n
106<\/td>\nOxidation of Oils
Effects of Lubricant Additives
Copper Plating <\/td>\n<\/tr>\n
107<\/td>\nCorrosion
Compatibility of Materials
Process Chemicals <\/td>\n<\/tr>\n
108<\/td>\nElectrical Insulation
Magnet Wire Insulation
Fig. 5 Loss Curves of Various Insulating Materials
Table 4 Maximum Temperature tmax for Hermetic Wire Enamels in R-22 at 65 psia <\/td>\n<\/tr>\n
109<\/td>\nTable 5 Effect of Liquid R-22 on Abrasion Resistance (Cycles to Failure)
Varnishes
Ground Insulation
Elastomers <\/td>\n<\/tr>\n
110<\/td>\nPlastics
Chemical Evaluation Techniques
Sealed-Tube or Pressure Vessel Material Tests
Component Tests
System Tests
Capillary Tube Clogging Tests
Mitigation Aspects <\/td>\n<\/tr>\n
111<\/td>\nSustainability
References <\/td>\n<\/tr>\n
113<\/td>\nBibliography <\/td>\n<\/tr>\n
115<\/td>\nIP_R14_Ch07
Moisture
Sources of Moisture
Effects of Moisture
Table 1 Solubility of Water in Liquid Phase of Certain Refrigerants, ppm (by weight) <\/td>\n<\/tr>\n
116<\/td>\nTable 2 Distribution Ratio of Water Between Vapor and Liquid Phases of Certain Refrigerants
Drying Methods <\/td>\n<\/tr>\n
117<\/td>\nMoisture Indicators
Moisture Measurement
Desiccants <\/td>\n<\/tr>\n
118<\/td>\nTable 3 Reactivation of Desiccants
Fig. 1 Moisture Equilibrium Curves for Liquid R-12 and Three Common Desiccants at 75\u00b0F
Fig. 2 Moisture Equilibrium Curves for Liquid R-22 and Three Common Desiccants at 75\u00b0F <\/td>\n<\/tr>\n
119<\/td>\nFig. 3 Moisture Equilibrium Curves for Activated Alumina at Various Temperatures in Liquid R-12
Fig. 4 Moisture Equilibrium Curve for Molecular Sieve in Liquid R-134a at 125\u00b0F
Desiccant Applications
Fig. 1 Moisture Equilibrium Curves for Three Common Desiccants in R-134a and 2% POE Lubricant at 75\u00b0F
Fig. 5 Moisture Equilibrium Curves for Three Common Desiccants in Liquid R-134a and 2% POE Lubricant at 75\u00b0F
Fig. 6 Moisture Equilibrium Curves for Three Common Desiccants in Liquid R-134a and 2% POE Lubricant at 125\u00b0F <\/td>\n<\/tr>\n
120<\/td>\nFig. 7 Moisture Equilibrium Curve for Molecular Sieve in Liquid R-410A at 125\u00b0F
Driers
Drier Selection
Testing and Rating
Other Contaminants
Metallic Contaminants and Dirt <\/td>\n<\/tr>\n
121<\/td>\nOrganic Contaminants: Sludge, Wax, and Tars
Residual Cleaning Agents <\/td>\n<\/tr>\n
122<\/td>\nNoncondensable Gases
Motor Burnouts
Field Assembly
System Cleanup Procedure After Hermetic Motor Burnout
Procedure <\/td>\n<\/tr>\n
123<\/td>\nFig. 8 Maximum Recommended Filter-Drier Pressure Drop
Special System Characteristics and Procedures <\/td>\n<\/tr>\n
124<\/td>\nContaminant Control During Retrofit
Chiller Decontamination
System Sampling <\/td>\n<\/tr>\n
125<\/td>\nReferences <\/td>\n<\/tr>\n
126<\/td>\nBibliography <\/td>\n<\/tr>\n
127<\/td>\nIP_R14_Ch08
Dehydration (Moisture Removal)
Sources of Moisture
Dehydration by Heat, Vacuum, or Dry Air <\/td>\n<\/tr>\n
128<\/td>\nTable 1 Typical Factory Dehydration and Moisture-Measuring Methods for Refrigeration Systems
Combination Methods <\/td>\n<\/tr>\n
129<\/td>\nMoisture Measurement <\/td>\n<\/tr>\n
130<\/td>\nCharging
Testing for Leaks
Leak Detection Methods <\/td>\n<\/tr>\n
131<\/td>\nSpecial Considerations
Performance Testing
Compressor Testing <\/td>\n<\/tr>\n
132<\/td>\nTesting Complete Systems
Testing of Components <\/td>\n<\/tr>\n
133<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
134<\/td>\nIP_R14_Ch09
Emissions Types
Design
Installation
Servicing and Decommissioning
Training <\/td>\n<\/tr>\n
135<\/td>\nTable 1 Leak Test Sensitivity Comparison
Leak Detection
Global Detection
Local Detection
Automated Performance Monitoring Systems
Recovery, Recycling, and Reclamation <\/td>\n<\/tr>\n
136<\/td>\nInstallation and Service Practices
Contaminants
Recovery <\/td>\n<\/tr>\n
137<\/td>\nFig. 1 Recovery Components
Recycling
Fig. 2 Single-Pass Recycling
Fig. 3 Multiple-Pass Recycling
Equipment Standards <\/td>\n<\/tr>\n
138<\/td>\nSpecial Considerations and Equipment for Handling Multiple Refrigerants
Reclamation
Purity Standards
References <\/td>\n<\/tr>\n
139<\/td>\nBibliography <\/td>\n<\/tr>\n
140<\/td>\nIP_R14_Ch10
Design Considerations for Below- Ambient Refrigerant Piping
Insulation Properties at Below-Ambient Temperatures <\/td>\n<\/tr>\n
141<\/td>\nInsulation System Water Resistance
Insulation Systems
Pipe Preparation for Corrosion Control <\/td>\n<\/tr>\n
142<\/td>\nTable 1 Protective Coating Systems for Carbon Steel Piping <\/td>\n<\/tr>\n
143<\/td>\nInsulation Materials
Table 2 Properties of Insulation Materialsd <\/td>\n<\/tr>\n
144<\/td>\nTable 3 Cellular Glass Insulation Thickness for Indoor Design Conditions
Insulation Joint Sealant\/Adhesive
Vapor Retarders
Table 4 Cellular Glass Insulation Thickness for Outdoor Design Conditions <\/td>\n<\/tr>\n
145<\/td>\nTable 5 Flexible Elastomeric Insulation Thickness for Indoor Design Conditions
Table 6 Flexible Elastomeric Insulation Thickness for Outdoor Design Conditions
Weather Barrier Jacketing <\/td>\n<\/tr>\n
146<\/td>\nTable 7 Closed-Cell Phenolic Foam Insulation Thickness for Indoor Design Conditions
Table 8 Closed-Cell Phenolic Foam Insulation Thickness for Outdoor Design Conditions
Installation Guidelines <\/td>\n<\/tr>\n
147<\/td>\nTable 9 Polyisocyanurate Foam Insulation Thickness for Indoor Design Conditions
Table 10 Polyisocyanurate Foam Insulation Thickness for Outdoor Design Conditions <\/td>\n<\/tr>\n
148<\/td>\nTable 11 Extruded Polystyrene (XPS) Insulation Thickness for Indoor Design Conditions
Table 12 Extruded Polystyrene (XPS) Insulation Thickness for Outdoor Design Conditions <\/td>\n<\/tr>\n
149<\/td>\nTable 13 Suggested Pipe Support Spacing for Straight Horizontal Runs
Table 14 Shield Dimensions for Insulated Pipe and Tubing
Table 15 COLTE Values for Various Materials
Maintenance of Insulation Systems
References <\/td>\n<\/tr>\n
150<\/td>\nBibliography <\/td>\n<\/tr>\n
151<\/td>\nIP_R14_Ch11
Control Switches
Pressure Switches
Fig. 1 Typical Pressure Switch <\/td>\n<\/tr>\n
152<\/td>\nTable 1 Various Types of Pressure Switches
Fig. 2 Miniaturized Pressure Switch
Temperature Switches (Thermostats)
Fig. 3 Indirect Temperature Switch
Fig. 4 Direct Temperature Switch
Differential Switches <\/td>\n<\/tr>\n
153<\/td>\nFig. 5 Differential Switch Schematic
Fig. 6 Differential Pressure Switch
Fig. 7 Magnetic Float Switch
Float Switches
Operation and Selection
Application <\/td>\n<\/tr>\n
154<\/td>\nControl Sensors
Pressure Transducers
Thermistors
Fig. 8 Typical NTC Thermistor Characteristic
Resistance Temperature Detectors
Thermocouples
Liquid Level Sensors
Operation and Selection <\/td>\n<\/tr>\n
155<\/td>\nFig. 9 Capacitance Probe in (A) Vertical Receiver and (B) Auxiliary Level Column
Control Valves
Thermostatic Expansion Valves
Operation
Fig. 10 Typical Thermostatic Expansion Valve
Fig. 11 Typical Balanced Port Thermostatic Expansion Valve <\/td>\n<\/tr>\n
156<\/td>\nFig. 12 Thermostatic Expansion Valve Controlling Flow of Liquid R- 410A Entering Evaporator, Assuming R- 410A Charge in Bulb
Capacity
Fig. 13 Typical Gradient Curve for Thermostatic Expansion Valves <\/td>\n<\/tr>\n
157<\/td>\nThermostatic Charges
Fig. 14 Pressure\/Temperature Relationship of R-134a Gas Charge in Thermostatic Element
Fig. 15 Typical Superheat Characteristics of Common Thermostatic Charges <\/td>\n<\/tr>\n
158<\/td>\nType of Equalization
Fig. 16 Bulb Location for Thermostatic Expansion Valve
Fig. 17 Pilot-Operated Thermostatic Expansion Valve Controlling Liquid Refrigerant Flow to Direct-Expansion Chiller
Alternative Construction Types <\/td>\n<\/tr>\n
159<\/td>\nApplication <\/td>\n<\/tr>\n
160<\/td>\nFig. 18 Bulb Location When Suction Main is Above Evaporator
Fig. 19 Typical Block Valve
Electric Expansion Valves
Fig. 20 Fluid-Filled Heat-Motor Valve <\/td>\n<\/tr>\n
161<\/td>\nFig. 21 Magnetically Modulated Valve
Fig. 22 Pulse-Width-Modulated Valve
Fig. 23 Step Motor with (A) Lead Screw and (B) Gear Drive with Stem Seal
Regulating and Throttling Valves <\/td>\n<\/tr>\n
162<\/td>\nFig. 24 Electronically Controlled, Electrically Operated Evaporator Pressure Regulator
Evaporator-Pressure-Regulating Valves
Operation
Fig. 25 Direct-Operated Evaporator Pressure Regulator
Fig. 26 Pilot-Operated Evaporator Pressure Regulator (Self-Powered) <\/td>\n<\/tr>\n
163<\/td>\nFig. 27 Pilot-Operated Evaporator Pressure Regulator (High-Pressure-Driven)
Selection
Application
Fig. 28 Evaporator Pressure Regulators in Multiple System <\/td>\n<\/tr>\n
164<\/td>\nConstant-Pressure Expansion Valves
Operation
Fig. 29 Constant-Pressure Expansion Valve
Selection
Application
Suction-Pressure-Regulating Valves
Operation <\/td>\n<\/tr>\n
165<\/td>\nFig. 30 Direct-Acting Suction-Pressure Regulator
Fig. 31 Condenser Pressure Regulation (Two-Valve Arrangement)
Selection
Application
Condenser-Pressure- Regulating Valves
Operation <\/td>\n<\/tr>\n
166<\/td>\nFig. 32 Three-Way Condenser-Pressure-Regulating Valve
Application
Discharge Bypass Valves
Operation
Selection <\/td>\n<\/tr>\n
167<\/td>\nApplication
High-Side Float Valves
Operation
Fig. 33 High-Side Float Valve
Selection
Application
Low-Side Float Valves
Operation
Fig. 34 Low-Side Float Valve
Selection
Application <\/td>\n<\/tr>\n
168<\/td>\nSolenoid Valves
Fig. 35 Normally Closed Direct-Acting Solenoid Valve with Hammer-Blow Feature
Fig. 36 Normally Closed Pilot-Operated Solenoid Valve with Direct-Lift Feature
Operation <\/td>\n<\/tr>\n
169<\/td>\nFig. 37 Normally Closed Pilot-Operated Solenoid Valve with Hammer-Blow and Mechanically Linked Piston-Pin Plunger
Fig. 38 Four-Way Refrigerant-Reversing Valve Used in Heat Pumps (Shown in Cooling Mode) <\/td>\n<\/tr>\n
170<\/td>\nFig. 39 Four-Way Refrigerant-Reversing Valve (Shown in Heating Mode)
Application
Condensing Water Regulators <\/td>\n<\/tr>\n
171<\/td>\nTwo-Way Regulators
Fig. 40 Two-Way Condensing Water Regulator
Three-Way Regulators
Fig. 41 Three-Way Condensing Water Regulator
Check Valves <\/td>\n<\/tr>\n
172<\/td>\nSeat Materials
Applications
Relief Devices
Safety Relief Valves
Fig. 42 Pop-Type Safety Relief Valves <\/td>\n<\/tr>\n
173<\/td>\nFig. 43 Diaphragm Relief Valve
Functional Relief Valves
Fig. 44 Safety Relief Devices
Table 2 Values of f for Discharge Capacity of Pressure Relief Devices
Other Safety Relief Devices <\/td>\n<\/tr>\n
174<\/td>\nDischarge-Line Lubricant Separators
Fig. 45 Discharge-Line Lubricant Separator
Selection
Application
Capillary Tubes
Theory <\/td>\n<\/tr>\n
175<\/td>\nFig. 46 Pressure and Temperature Distribution along Typical Capillary Tube
System Design Factors
Capacity Balance Characteristic <\/td>\n<\/tr>\n
176<\/td>\nFig. 47 Effect of Capillary Tube Selection on Refrigerant Distribution
Fig. 48 Capacity Balance Characteristic of Capillary System
Optimum Selection and Refrigerant Charge
Fig. 49 Test Setup for Determining Capacity Balance Characteristic of Compressor, Capillary, and Heat Exchanger
Application <\/td>\n<\/tr>\n
177<\/td>\nAdiabatic Capillary Tube Selection Procedure
Fig. 50 Mass Flow Rate of R-134a Through Capillary Tube
Fig. 51 Flow Rate Correction Factor f for R-134a
Fig. 52 Mass Flow Rate of R- 410A Through Capillary Tube
Fig. 53 Flow Rate Correction Factor f for R- 410A for Subcooled Condition at Capillary Tube Inlet <\/td>\n<\/tr>\n
178<\/td>\nTable 3 Capillary Tube Dimensionless Parameters
Fig. 54 Flow Rate Correction Factor f for R- 410A for Two-Phase Condition at Capillary Tube Inlet
Sample Calculations
Capillary-Tube\/Suction-Line Heat Exchanger Selection Procedure <\/td>\n<\/tr>\n
179<\/td>\nFig. 55 Mass Flow Rate of R-22 Through Capillary Tube
Fig. 56 Flow Rate Correction Factor f for R-22 for Subcooled Condition at Capillary Tube Inlet
Fig. 57 Flow Rate Correction Factor f for R-22 for Two-Phase Condition at Capillary Tube Inlet
Capillary Tube Selection
Fig. 58 Inlet Condition Rating Chart for R-134a <\/td>\n<\/tr>\n
180<\/td>\nFig. 59 Capillary Tube Geometry Correction Factor for Subcooled R-134a Inlet Conditions
Fig. 60 Suction-Line Condition Correction Factor for R-134a Subcooled Inlet Conditions
Fig. 61 Heat Exchange Length Correction Factor for R-134a Subcooled Inlet Conditions
Fig. 62 Capillary Tube Geometry Correction Factor for R-134a Quality Inlet Conditions
Fig. 63 Suction-Line Condition Correction Factor for R-134a Quality Inlet Conditions
Generalized Prediction Equations <\/td>\n<\/tr>\n
181<\/td>\nTable 4 Capillary-Tube\/Suction-Line Heat Exchanger Dimensionless Parameters
Sample Calculations
Short-Tube Restrictors
Application <\/td>\n<\/tr>\n
182<\/td>\nFig. 64 Schematic of Movable Short-Tube Restrictor
Fig. 65 R-22 Pressure Profile at Various Downstream Pressures with Constant Upstream Conditions: L = 0.5 in., D = 0.053 in., Subcooling 25\u00b0F
Fig. 66 R-22 Mass Flow Rate Versus Condenser Pressure for Reference Short Tube: L = 0.5 in., D = 0.053 in., Sharp-Edged
Selection <\/td>\n<\/tr>\n
183<\/td>\nFig. 67 Correction Factor for Short-Tube Geometry (R-22)
Fig. 68 Correction Factor for L\/D Versus Subcooling (R-22)
Fig. 69 Correction Factor for Inlet Chamfering (R-22) <\/td>\n<\/tr>\n
184<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
185<\/td>\nIP_R14_Ch12
Tests for Boundary and Mixed Lubrication <\/td>\n<\/tr>\n
186<\/td>\nRefrigeration Lubricant Requirements <\/td>\n<\/tr>\n
187<\/td>\nMineral Oil Composition and Component Characteristics
Fig. 1 Some Typical Chemical Substructure Components of Mineral Oils
Table 1 API Mineral Base Oil Designations <\/td>\n<\/tr>\n
188<\/td>\nTable 2 Typical Properties of Refrigeration Lubricants at ISO 32 Viscosity Grade
Component Characteristics
Applications
Synthetic Lubricants <\/td>\n<\/tr>\n
189<\/td>\nAlkylbenzenes (ABs)
Fig. 2 Representative Chemical Structure of Alkylbenzene (AB)
Polyalkylene Glycols (PAGs)
Fig. 3 Representative Chemical Structure of Polyalkylene Glycol (PAG)
Polyalphaolefins (PAOs) <\/td>\n<\/tr>\n
190<\/td>\nFig. 4 Representative Idealized Chemical Structures of Polyalphaolefins
Polyol Esters (POE)
Table 3 Typical Physical Properties and Composition of PAO Lubricants
Fig. 5 Polyols Used for Manufacture of Polyol Ester (POE) Refrigeration Lubricants <\/td>\n<\/tr>\n
191<\/td>\nTable 4 Carboxylic Acids Commonly Used in the Manufacture of Polyol Ester Refrigeration Lubricants
Table 5 Examples of Polyol Ester Lubricants Used in Refrigeration
Polyvinyl Ethers (PVEs) <\/td>\n<\/tr>\n
192<\/td>\nFig. 6 General Chemical Structure of a Polyvinyl Ether (PVE)
Lubricant Additives
Lubricant Properties
Viscosity and Viscosity Grades <\/td>\n<\/tr>\n
193<\/td>\nViscosity Index
Table 6 Viscosity System for Industrial Fluid Lubricants (ASTM D2422)
Pressure\/Viscosity Coefficient and Compressibility Factor
Table 7 Examples of Lubricant Types and Viscosity Ranges as Function of Refrigerant and Application* <\/td>\n<\/tr>\n
194<\/td>\nFig. 7 Viscosity\/Temperature Chart for ISO 108 HVI and LVI Lubricants
Density
Relative Molecular Mass
Pour Point <\/td>\n<\/tr>\n
195<\/td>\nFig. 8 Variation of Refrigeration Lubricant Density with Temperature
Table 8 Increase in Vapor Pressure and Temperature
Volatility: Flash and Fire Points
Vapor Pressure
Aniline Point <\/td>\n<\/tr>\n
196<\/td>\nTable 9 Absorption of Low-Solubility Refrigerant Gases in Oil
Solubility of Refrigerants in Oils
Lubricant\/Refrigerant Solutions
Density <\/td>\n<\/tr>\n
197<\/td>\nFig. 9 Density Correction Factors
Fig. 10 Density as Function of Temperature and Pressure for Mixture of R-134a and ISO 32 Branched-Acid Polyol Ester Lubricant
Fig. 11 Density as Function of Temperature and Pressure for Mixture of R-134a and ISO 100 Branched- Acid Polyol Ester Lubricant
Thermodynamics and Transport Phenomena <\/td>\n<\/tr>\n
198<\/td>\nFig. 12 Density as Function of Temperature and Pressure for Mixture of R-134a and ISO 32 Polyalkylene Glycol Butyl Ether Lubricant
Fig. 13 Density as Function of Temperature and Pressure for Mixture of R-134a and ISO 80 Polyalkylene Glycol Diol Lubricant
Pressure\/Temperature\/Solubility Relations
Fig. 14 Density as Function of Temperature and Pressure for Mixture of R-410A and ISO 32 Branched- Acid Polyol Ester Lubricant
Fig. 15 Density as Function of Temperature and Pressure for Mixture of R-410A and ISO 68 Branched- Acid Polyol Ester Lubricant
Fig. 16 Density as Function of Temperature and Pressure for Mixture of R-410A and ISO 32 Mixed- Acid Polyol Ester Lubricant <\/td>\n<\/tr>\n
199<\/td>\nFig. 17 Density as Function of Temperature and Pressure for Mixture of R-410A and ISO 68 Mixed-Acid Polyol Ester Lubricant
Fig. 18 Density as Function of Temperature and Pressure for Mixture of R-507A and ISO 32 Branched- Acid Polyol Ester Lubricant
Fig. 19 Density as Function of Temperature and Pressure for Mixture of R-507A and ISO 68 Branched- Acid Polyol Ester Lubricant
Fig. 20 Density as Function of Temperature and Pressure for Mixture of R-507A and ISO 68 Tetrahydrofural Alcohol-Initiated, Methoxy- Terminated, Propylene Oxide Polyether Lubricant
Fig. 21 P-T-S Diagram for Completely Miscible Refrigerant\/Lubricant Solutions
Mutual Solubility <\/td>\n<\/tr>\n
200<\/td>\nTable 10 Mutual Solubility of Refrigerants and Mineral Oil
Fig. 22 P-T-S Diagram for Partially Miscible Refrigerant\/Oil Solutions
Effects of Partial Miscibility in Refrigerant Systems <\/td>\n<\/tr>\n
201<\/td>\nFig. 23 P-T-S Relations of R-22 with ISO 43 White Oil (0% CA, 55% CN, 45% CP)
Solubility Curves and Miscibility Diagrams
Fig. 24 Critical Solubilities of Refrigerants with ISO 32 Naphthenic Lubricant (CA 12%, CN 44%, CP 44%)
Effect of Lubricant Type on Solubility and Miscibility <\/td>\n<\/tr>\n
202<\/td>\nFig. 25 Critical Solubilities of Refrigerants with ISO 32 Alkylbenzene Lubricant
Effect of Refrigerant Type on Miscibility with Lubricants
Solubilities and Viscosities of Lubricant\/Refrigerant Solutions
Lubricant Influence on Lubricant Return <\/td>\n<\/tr>\n
203<\/td>\nFig. 26 Effect of Oil Properties on Miscibility with R-22
Fig. 27 Viscosity of Mixtures of Various Refrigerants and ISO 32 Paraffinic Oil
Fig. 28 Solubility of R-22 in ISO 32 Naphthenic Oil <\/td>\n<\/tr>\n
204<\/td>\nTable 11 Critical Miscibility Values of R-22 with Different Oils
Table 12 Critical Solution Temperatures for Selected Refrigerant\/Lubricant Pairs <\/td>\n<\/tr>\n
205<\/td>\nFig. 29 Viscosity\/Temperature Chart for Solutions of R-22 in ISO 32 Naphthenic and Paraffinic Base Oils
Fig. 30 Viscosity\/Temperature Chart for Solutions of R-22 in ISO 65 Naphthene and Paraffin Base Oils
Fig. 31 Viscosity\/Temperature Chart for Solutions of R-22 in ISO 32 Naphthenic Oil
Lubricant Influence on System Performance <\/td>\n<\/tr>\n
206<\/td>\nFig. 32 Viscosity of Mixtures of ISO 65 Paraffinic Base Oil and R-22
Fig. 33 Solubility of R-502 in ISO 32 Naphthenic Oil (CA 12%, CN 44%, CP 44%)
Fig. 34 Viscosity\/Temperature Curves for Solutions of R-11 in ISO 65 Naphthenic Base Oil
Fig. 35 Solubility of R-11 in ISO 65 Oil
Wax Separation (Floc Tests) <\/td>\n<\/tr>\n
207<\/td>\nFig. 36 Solubility of R-12 in Refrigerant Oils
Fig. 37 Viscosity\/Temperature Chart for Solutions of R-12 in Naphthenic Base Oil
Fig. 38 Critical Solution Temperatures of R-114\/Oil Mixtures
Fig. 39 Solubility of R-114 in HVI Oils <\/td>\n<\/tr>\n
208<\/td>\nFig. 40 Solubility of Refrigerants in ISO 32 Alkylbenzene Oil
Fig. 41 Viscosity of R-12\/Oil Solutions at Low-Side Conditions
Solubility of Hydrocarbon Gases
Lubricants for Carbon Dioxide <\/td>\n<\/tr>\n
209<\/td>\nFig. 42 Viscosity of R-22\/Naphthenic Oil Solutions at Low-Side Conditions
Fig. 43 Viscosity of R-502\/Naphthenic Oil Solutions at Low-Side Conditions
Fig. 44 Viscosities of Solutions of R-502 with ISO 32 Naphthenic Oil (CA 12%, CN 44%, CP 44%) and Synthetic Alkylbenzene Oil
Fig. 45 Viscosity\/Temperature\/Pressure Chart for Solutions of R-502 in ISO 32 Naphthenic Oil <\/td>\n<\/tr>\n
210<\/td>\nFig. 46 Viscosity\/Temperature\/Pressure Chart for Solutions of R-22 in ISO 32 Alkylbenzene Oil
Fig. 47 Viscosity\/Temperature\/Pressure Chart for Solutions of R-502 in ISO 32 Alkylbenzene Oil <\/td>\n<\/tr>\n
211<\/td>\nFig. 48 Viscosity\/Temperature\/Pressure Plot for ISO 32 Polypropylene Glycol Butyl Mono Ether with R-134a
Fig. 49 Viscosity\/Temperature\/Pressure Plot for ISO 80 Polyoxypropylene Diol with R-134a
Fig. 50 Viscosity\/Temperature\/Pressure Plot for ISO 32 Branched-Acid Polyol Ester with R-134a
Fig. 51 Viscosity\/Temperature\/Pressure Plot for ISO 100 Branched-Acid Polyol Ester with R-134a
Fig. 52 Viscosity\/Temperature\/Pressure Plot for Mixture of R-410A and ISO 32 Mixed-Acid Polyol Ester Lubricant
Fig. 53 Viscosity\/Temperature\/Pressure Plot for Mixture of R-410A and ISO 68 Mixed-Acid Polyol Ester Lubricant <\/td>\n<\/tr>\n
212<\/td>\nFig. 54 Viscosity\/Temperature\/Pressure Plot for Mixture of R-410A and ISO 32 Branched-Acid Polyol Ester Lubricant
Fig. 55 Viscosity\/Temperature\/Pressure Plot for Mixture of R-410A and ISO 68 Branched-Acid Polyol Ester Lubricant
Fig. 56 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-410A and ISO 32 Mixed-Acid Polyol Ester Lubricant
Fig. 57 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-410A and ISO 68 Mixed-Acid Polyol Ester Lubricant
Fig. 58 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-410A and ISO 32 Branched-Acid Polyol Ester Lubricant
Fig. 59 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-410A and ISO 68 Branched-Acid Polyol Ester Lubricant <\/td>\n<\/tr>\n
213<\/td>\nFig. 60 Viscosity\/Temperature\/Pressure Plot for Mixture of R-507A and ISO 32 Branched-Acid Polyol Ester Lubricant
Fig. 61 Viscosity\/Temperature\/Pressure Plot for Mixture of R-507A and ISO 68 Branched-Acid Polyol Ester Lubricant
Fig. 62 Viscosity\/Temperature\/Pressure Plot for Mixture of R-507A and ISO 68 Tetrahydrofural Alcohol- Initiated, Methoxy-Terminated, Propylene Oxide Polyether Lubricant
Fig. 63 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-507A and ISO 32 Branched-Acid Polyol Ester Lubricant
Fig. 64 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-507A and ISO 68 Branched-Acid Polyol Ester Lubricant
Solubility of Water in Lubricants <\/td>\n<\/tr>\n
214<\/td>\nFig. 65 Viscosity as Function of Temperature and Pressure at Constant Concentrations for Mixture of R-507A and ISO 68 Tetrahydrofural Alcohol- Initiated, Methoxy-Terminated, Propylene Oxide Polyether Lubricant
Fig. 66 Solubility of Propane in Oil
Solubility of Air in Lubricants
Foaming and Antifoam Agents <\/td>\n<\/tr>\n
215<\/td>\nFig. 67 Viscosity\/Temperature\/Pressure Chart for Propane and ISO 32 Mineral Oil
Fig. 68 Miscibility Limits of ISO 220 Lubricants with Carbon Dioxide
Fig. 69 Viscosity\/Temperature\/Pressure Chart for CO2 and ISO 55 Polyol Ester
Fig. 70 Density Chart for CO2 and ISO 55 Polyol Ester
Oxidation Resistance <\/td>\n<\/tr>\n
216<\/td>\nFig. 71 Solubility of Ethylene in Oil
Fig. 72 Solubility of Water in Mineral Oil
Chemical Stability <\/td>\n<\/tr>\n
217<\/td>\nEffect of Refrigerants and Lubricant Types
Retrofitting from CFC\/HCFC to Other Refrigerants
Choice of Refrigerant Lubricants
Flushing
References <\/td>\n<\/tr>\n
221<\/td>\nIP_R14_Ch13
Coolant Selection
Load Versus Flow Rate
Pumping Cost
Performance Comparisons <\/td>\n<\/tr>\n
222<\/td>\nTable 1 Secondary Coolant Performance Comparisons
Table 2 Comparative Ranking of Heat Transfer Factors at 7 fps*
Other Considerations
Table 3 Relative Pumping Energy Required*
Design Considerations
Piping and Control Valves
Storage Tanks <\/td>\n<\/tr>\n
223<\/td>\nFig. 1 Load Profile of Refrigeration Plant Where Secondary Coolant Storage Can Save Energy
Fig. 2 Arrangement of System with Secondary Coolant Storage
Expansion Tanks <\/td>\n<\/tr>\n
224<\/td>\nFig. 3 Typical Closed Salt Brine System
Fig. 4 Brine Strengthening Unit for Salt Brines Used as Secondary Coolants
Pulldown Time <\/td>\n<\/tr>\n
225<\/td>\nSystem Costs
Corrosion Prevention
Applications <\/td>\n<\/tr>\n
226<\/td>\nReferences <\/td>\n<\/tr>\n
227<\/td>\nIP_R14_Ch14
Fig. 1 Sloped-Front Unit Cooler for Reach-In Cabinets
Types of Forced-Circulation Air Coolers
Fig. 2 Low-Air-Velocity Unit <\/td>\n<\/tr>\n
228<\/td>\nFig. 3 Low-Profile Cooler
Fig. 4 Liquid Overfeed Unit Cooler
Components
Draw-Through and Blow-Through Airflow
Fan Assemblies <\/td>\n<\/tr>\n
229<\/td>\nCasing
Coil Construction
Frost Control
Operational Controls
Air Movement and Distribution <\/td>\n<\/tr>\n
230<\/td>\nUnit Ratings
Refrigerant Velocity
Frost Condition
Defrosting <\/td>\n<\/tr>\n
231<\/td>\nBasic Cooling Capacity <\/td>\n<\/tr>\n
232<\/td>\nInstallation and Operation
More Information
References <\/td>\n<\/tr>\n
233<\/td>\nIP_R14_Ch15
Fig. 1 Distribution of Stores in Retail Food Sector
Fig. 2 Percentage of Electric Energy Consumption, by Use Category, of Typical Large Supermarket
Fig. 3 Layout of Refrigerated Fixtures in Supermarket <\/td>\n<\/tr>\n
234<\/td>\nDisplay Refrigerators
Product Temperatures
Fig. 4 Percentage Distribution of Display Refrigerators, by Type, in Typical Supermarket
Fig. 5 Selected Temperatures in Open Vertical Meat Display Refrigerator <\/td>\n<\/tr>\n
235<\/td>\nTable 1 Air Temperatures in Display Refrigerators
Fig. 6 Product Temperature Profiles at Four Different Locations Inside Multideck Meat Refrigerator (Average Discharge Air Temperature of 29\u00b0F)
Table 2 Average Store Conditions in United States
Effect of Store Ambient Conditions <\/td>\n<\/tr>\n
236<\/td>\nFig. 7 Comparison of Maximum Product Temperature Variations Under Different Improper Product Loading Scenarios in Open Vertical Meat Display Refrigerator
Fig. 8 Comparison of Collected Condensate vs. Relative Humidity for Open Vertical Meat, Open Vertical Dairy\/Deli, Narrow Island Coffin, and Glass-Door Reach-In Display Refrigerators
Fig. 9 Percentage of Latent Load to Total Cooling Load at Various Indoor Relative Humidities
Table 3 Relative Refrigeration Requirements with Varying Store Ambient Conditions <\/td>\n<\/tr>\n
237<\/td>\nDisplay Refrigerator Cooling Load <\/td>\n<\/tr>\n
238<\/td>\nFig. 10 Components of Refrigeration Load for Several Display Refrigerator Designs at 75\u00b0F db and 55% rh
Fig. 11 Velocity Streamlines of Single-Band Air Curtain in Open Vertical Meat Display Refrigerator, Captured Using Digital Particle Image Velocimetry Technique
Refrigerator Construction
Cleaning and Sanitizing Equipment
Merchandising Applications <\/td>\n<\/tr>\n
239<\/td>\nFig. 12 Multideck Dairy Display Refrigerator
Fig. 13 Typical Walk-In Cooler Installation
Fig. 14 Vertical Rear-Load Dairy (or Produce) Refrigerator with Roll-In Capability <\/td>\n<\/tr>\n
240<\/td>\nFig. 15 Single-Deck Meat Display Refrigerator
Fig. 16 Multideck Meat Refrigerator
Fig. 17 Closed-Service Display Refrigerator (Gravity Coil Model with Curved Front Glass) <\/td>\n<\/tr>\n
241<\/td>\nFig. 18 Multideck Produce Refrigerator
Fig. 19 Single-Deck Tub-Type Frozen Food Refrigerator
Fig. 20 Single-Deck Island Frozen Food Refrigerator
Fig. 21 Multideck Frozen Food Refrigerator <\/td>\n<\/tr>\n
242<\/td>\nFig. 22 Glass-Door, Medium-Temperature and Frozen Food Reach-In Refrigerator
Refrigerated Storage Rooms
Meat Processing Rooms
Wrapped Meat Storage
Walk-In Coolers and Freezers <\/td>\n<\/tr>\n
243<\/td>\nRefrigeration Systems
Design Considerations <\/td>\n<\/tr>\n
244<\/td>\nTypical Systems <\/td>\n<\/tr>\n
245<\/td>\nFig. 23 Stages with Mixed Compressors <\/td>\n<\/tr>\n
246<\/td>\nFig. 24 Typical Single-Stage Compressor Efficiency
Fig. 25 Direct-Expansion System <\/td>\n<\/tr>\n
247<\/td>\nFig. 26 Secondary Coolant System For Single-Phase Fluids
Fig. 27 CO2 Secondary Coolant System <\/td>\n<\/tr>\n
248<\/td>\nFig. 28 CO2 Direct Expansion <\/td>\n<\/tr>\n
249<\/td>\nCondensing Methods
Condenser Types
Fig. 29 Typical Air-Cooled Machine Room Layout <\/td>\n<\/tr>\n
250<\/td>\nNoise <\/td>\n<\/tr>\n
251<\/td>\nMethods of Defrost
Multicompressor Refrigeration Systems
Secondary Refrigeration Systems
Defrost Control Strategies <\/td>\n<\/tr>\n
252<\/td>\nSustainabLe retail refrigeration
Environmental Considerations
Table 4 Carbon Dioxide Emission Factors for Electric Generation (lb CO2\/kWh), 2006* <\/td>\n<\/tr>\n
253<\/td>\nMinimizing Refrigerant Emissions
Fig. 30 Average Annual Refrigerant Losses in Retail Refrigeration Systems
Table 5 Attributes of Some Supermarket Refrigeration Systems <\/td>\n<\/tr>\n
254<\/td>\nFig. 31 Effects of Leak-Reduction Techniques Applied in the Factory
Reducing Energy Consumption <\/td>\n<\/tr>\n
255<\/td>\nLiquid Subcooling Strategies <\/td>\n<\/tr>\n
256<\/td>\nFig. 32 External Liquid-to-Suction Heat Exchanger
Heat Reclaim Strategies
Space Heating <\/td>\n<\/tr>\n
257<\/td>\nWater Heating
Fig. 1 Basic Parallel System with Remote Air-Cooled Condenser and Heat Recovery
Fig. 33 Basic Series System with Remote Air-Cooled Condenser and Heat Recovery
Supermarket Air-Conditioning Systems
System Types
Comfort Considerations <\/td>\n<\/tr>\n
258<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
259<\/td>\nIP_R14_Ch16
Refrigerated Cabinets
Reach-In Cabinets
Fig. 1 Reach-In Food Storage Cabinet Features
Fig. 2 Pass-Through (Reach-Through) Refrigerator
Roll-In Cabinets <\/td>\n<\/tr>\n
260<\/td>\nFig. 3 Open and Enclosed Roll-In Racks
Fig. 4 Roll-In Cabinet, Usually Part of Food-Handling or Other Special-Purpose System
Product Temperatures
Typical Construction
Specialty Applications <\/td>\n<\/tr>\n
261<\/td>\nRefrigeration Systems
Food Freezers
Blast Chillers and Blast Freezers <\/td>\n<\/tr>\n
262<\/td>\nWalk-In Coolers\/Freezers
Operating Temperatures
Typical Construction
Door Construction
Walk-In Floors
Refrigeration Systems
Fig. 5 Refrigeration Equipment Added to Make a Walk-In Cooler Self Contained
Compressors <\/td>\n<\/tr>\n
263<\/td>\nEvaporators
Refrigeration Sizing
Maintenance and Operation
Vending Machines
Fig. 6 Estimated 1994 Breakdown of Beverage Vending Machines by Type
Types of Refrigerated Vending Machines
Refrigeration Systems
Cooling Load Components <\/td>\n<\/tr>\n
264<\/td>\nFig. 7 Energy Use by Component For Typical Vending Machines
Sensitivity to Surroundings
Maintenance and Operation
Ice Machines
Typical Operation and Construction
Refrigeration Systems <\/td>\n<\/tr>\n
265<\/td>\nMaintenance and Operations
Preparation Tables
Fig. 8 Refrigerated Preparation Table
Product Temperatures
Typical Construction
Energy Efficiency Opportunities <\/td>\n<\/tr>\n
266<\/td>\nTable 1 Applicability of Energy-Efficiency Opportunities to Refrigeration Equipment
References
Bibliography <\/td>\n<\/tr>\n
267<\/td>\nIP_R14_Ch17
Primary Functions
Food Preservation
Special-Purpose Compartments
Fig. 1 Common Configurations of Contemporary Household Refrigerators and Freezers <\/td>\n<\/tr>\n
268<\/td>\nIce and Water Service
Cabinets
Use of Space
Thermal Loads
Insulation <\/td>\n<\/tr>\n
269<\/td>\nFig. 2 Cabinet Cross Section Showing Typical Contributions to Total Basic Heat Load
Fig. 3 Example Cross Section of Vacuum-Insulated Panel
Structure and Materials <\/td>\n<\/tr>\n
270<\/td>\nMoisture Sealing
Door Latching and Entrapment
Cabinet Testing
Refrigerating Systems <\/td>\n<\/tr>\n
271<\/td>\nRefrigerating Circuit
Fig. 4 Refrigeration Circuit
Defrosting <\/td>\n<\/tr>\n
272<\/td>\nEvaporator
Fig. 5 Spine-Fin and Egg-Crate Evaporator Detail
Condenser <\/td>\n<\/tr>\n
273<\/td>\nFans
Capillary Tube
Fig. 6 Typical Effect of Capillary Tube Selection on Unit Running Time
Compressor <\/td>\n<\/tr>\n
274<\/td>\nFig. 7 Refrigerator Compressors
Variable-Speed Compressors
Linear Compressors
Temperature Control System <\/td>\n<\/tr>\n
275<\/td>\nSystem Design and Balance
Processing and Assembly Procedures
Performance and Evaluation
Environmental Test Rooms
Standard Performance Test Procedures <\/td>\n<\/tr>\n
276<\/td>\nTable 1 Comparison of General Test Requirements for Various Test Methods <\/td>\n<\/tr>\n
277<\/td>\nSpecial Performance Testing
Materials Testing
Component Life Testing <\/td>\n<\/tr>\n
278<\/td>\nField Testing
Safety Requirements
Durability and Service
References
Bibliography <\/td>\n<\/tr>\n
279<\/td>\nIP_R14_Ch18
Water\/Lithium Bromide Absorption Technology
Components and Terminology
Fig. 1 Similarities Between Absorption and Vapor Compression Systems <\/td>\n<\/tr>\n
280<\/td>\nSingle-Effect Lithium Bromide Chillers
Fig. 2 Two-Shell Lithium Bromide Cycle Water Chiller <\/td>\n<\/tr>\n
281<\/td>\nTable 1 Characteristics of Typical Single-Effect, Indirect- Fired, Water\/Lithium Bromide Absorption Chiller
Single-Effect Heat Transformers
Double-Effect Chillers <\/td>\n<\/tr>\n
282<\/td>\nFig. 3 Single-Effect Heat Transformer
Table 2 Characteristics of Typical Double-Effect, Indirect- Fired, Water\/Lithium Bromide Absorption Chiller <\/td>\n<\/tr>\n
283<\/td>\nFig. 4 Double-Effect Indirect-Fired Chiller
Operation
Table 3 Characteristics of Typical Double-Effect, Direct- Fired, Water\/Lithium Bromide Absorption Chiller <\/td>\n<\/tr>\n
284<\/td>\nFig. 5 Double-Effect, Direct-Fired Chiller <\/td>\n<\/tr>\n
285<\/td>\nMachine Setup and Maintenance
Ammonia\/Water Absorption Equipment
Residential Chillers and Components
Table 4 Physical Characteristics of Typical Ammonia\/Water Absorption Chiller <\/td>\n<\/tr>\n
286<\/td>\nFig. 6 Ammonia\/Water Direct-Fired Air-Cooled Chiller
Fig. 7 Domestic Absorption Refrigeration Cycle
Domestic Absorption Refrigerators and Controls <\/td>\n<\/tr>\n
287<\/td>\nIndustrial Absorption Refrigeration Units
Special Applications and Emerging Products
Systems Combining Power Production with Waste-Heat-Activated Absorption Cooling <\/td>\n<\/tr>\n
288<\/td>\nTriple-Effect Cycles
GAX (Generator-Absorber Heat Exchange) Cycle
Solid-Vapor Sorption Systems
Liquid Desiccant\/Absorption Systems <\/td>\n<\/tr>\n
289<\/td>\nInformation Sources
References
Bibliography <\/td>\n<\/tr>\n
290<\/td>\nIP_R14_Ch19
Thermal Properties of Food Constituents
Thermal Properties of Foods
Table 1 Thermal Property Models for Food Components (\u201340 \u00a3 t \u00a3 300\u00b0F) <\/td>\n<\/tr>\n
291<\/td>\nTable 2 Thermal Property Models for Water and Ice (\u2013 40 \u00a3 t \u00a3 300\u00b0F)
Water Content
Initial Freezing Point
Ice Fraction <\/td>\n<\/tr>\n
292<\/td>\nTable 3 Unfrozen Composition Data, Initial Freezing Point, and Specific Heats of Foods* <\/td>\n<\/tr>\n
295<\/td>\nDensity <\/td>\n<\/tr>\n
296<\/td>\nSpecific Heat
Unfrozen Food
Frozen Food <\/td>\n<\/tr>\n
297<\/td>\nEnthalpy
Unfrozen Food
Frozen Foods <\/td>\n<\/tr>\n
298<\/td>\nThermal Conductivity <\/td>\n<\/tr>\n
299<\/td>\nTable 4 Enthalpy of Frozen Foods <\/td>\n<\/tr>\n
301<\/td>\nTable 5 Thermal Conductivity of Foods <\/td>\n<\/tr>\n
305<\/td>\nTable 6 Thermal Conductivity of Freeze-Dried Foods <\/td>\n<\/tr>\n
306<\/td>\nThermal Diffusivity
Heat of Respiration <\/td>\n<\/tr>\n
307<\/td>\nTable 7 Thermal Diffusivity of Foods <\/td>\n<\/tr>\n
308<\/td>\nTranspiration of Fresh Fruits and Vegetables
Table 8 Commodity Respiration Coefficients <\/td>\n<\/tr>\n
309<\/td>\nTable 9 Heat of Respiration of Fresh Fruits and Vegetables Held at Various Temperatures <\/td>\n<\/tr>\n
312<\/td>\nTable 10 Change in Respiration Rates with Time <\/td>\n<\/tr>\n
313<\/td>\nTable 11 Transpiration Coefficients of Certain Fruits and Vegetables
Table 12 Commodity Skin Mass Transfer Coefficient <\/td>\n<\/tr>\n
314<\/td>\nSurface Heat Transfer Coefficient
Evaluation of Thermophysical Property Models
Table 13 Surface Heat Transfer Coefficients for Food Products <\/td>\n<\/tr>\n
317<\/td>\nSymbols
References <\/td>\n<\/tr>\n
320<\/td>\nBibliography <\/td>\n<\/tr>\n
321<\/td>\nIP_R14_Ch20
Thermodynamics of Cooling and Freezing
Cooling Times of Foods and Beverages
Cooling Time Estimation Methods Based on f and j Factors <\/td>\n<\/tr>\n
322<\/td>\nFig. 1 Typical Cooling Curve
Fig. 2 Relationship Between f a \/r 2 and Biot Number for Infinite Slab, Infinite Cylinder, and Sphere
Fig. 3 Relationship Between jc Value for Thermal Center Temperature and Biot Number for Various Shapes
Fig. 4 Relationship Between jm Value for Mass Average Temperature and Biot Number for Various Shapes
Determination of f and j Factors for Slabs, Cylinders, and Spheres <\/td>\n<\/tr>\n
323<\/td>\nFig. 5 Relationship Between js Value for Surface Temperature and Biot Number for Various Shapes
Table 1 Expressions for Estimating f and jc Factors for Thermal Center Temperature of Infinite Slabs
Table 2 Expressions for Estimating f and jc Factors for Thermal Center Temperature of Infinite Cylinders
Table 3 Expressions for Estimating f and jc Factors for Thermal Center Temperature of Spheres
Determination of f and j Factors for Irregular Shapes <\/td>\n<\/tr>\n
324<\/td>\nFig. 6 Nomograph for Estimating Value of M12 from Recipro- cal of Biot Number and Smith\u2019s (1966) Geometry Index
Cooling Time Estimation Methods Based on Equivalent Heat Transfer Dimensionality <\/td>\n<\/tr>\n
325<\/td>\nAlgorithms for Estimating Cooling Time
Table 4 Geometric Parameters
Sample Problems for Estimating Cooling Time <\/td>\n<\/tr>\n
327<\/td>\nFreezing Times of Foods and Beverages
Plank\u2019s Equation
Modifications to Plank\u2019s Equation <\/td>\n<\/tr>\n
328<\/td>\nPrecooling, Phase Change, and Subcooling Time Calculations <\/td>\n<\/tr>\n
329<\/td>\nTable 5 Expressions for P and R
Geometric Considerations <\/td>\n<\/tr>\n
330<\/td>\nTable 6 Definition of Variables for Freezing Time Estimation Method
Table 7 Geometric Constants <\/td>\n<\/tr>\n
331<\/td>\nTable 8 Expressions for Equivalent Heat Transfer Dimensionality <\/td>\n<\/tr>\n
332<\/td>\nTable 9 Summary of Methods for Determining Equivalent Heat Transfer Dimensionality
Table 10 Estimation Methods of Freezing Time of Regularly and Irregularly Shaped Foods
Evaluation of Freezing Time Estimation Methods
Algorithms for Freezing Time Estimation <\/td>\n<\/tr>\n
333<\/td>\nSample Problems for Estimating Freezing Time <\/td>\n<\/tr>\n
334<\/td>\nSymbols <\/td>\n<\/tr>\n
335<\/td>\nReferences <\/td>\n<\/tr>\n
336<\/td>\nBibliography <\/td>\n<\/tr>\n
337<\/td>\nIP_R14_Ch21
Refrigerated Storage
Cooling
Deterioration
Desiccation <\/td>\n<\/tr>\n
338<\/td>\nTable 1 Storage Requirements of Vegetables, Fresh Fruits, and Melons <\/td>\n<\/tr>\n
345<\/td>\nTable 2 Storage Requirements of Other Perishable Products <\/td>\n<\/tr>\n
346<\/td>\nRefrigerated Storage Plant Operation
Checking Temperatures and Humidity
Air Circulation
Sanitation and Air Purification <\/td>\n<\/tr>\n
347<\/td>\nRemoval of Produce from Storage
Storage of Frozen Foods
Other Products
Beer
Canned Foods
Dried Foods
Table 3 Temperature and Time Requirements for Killing Moths in Stored Clothing
Furs and Fabrics
Honey <\/td>\n<\/tr>\n
348<\/td>\nMaple Syrup
Nursery Stock and Cut Flowers
Table 4 Storage Conditions for Cut Flowers and Nursery Stock <\/td>\n<\/tr>\n
349<\/td>\nPopcorn
Vegetable Seeds
References
Bibliography <\/td>\n<\/tr>\n
350<\/td>\nIP_R14_Ch22
Basic Microbiology
Sources of Microorganisms
Microbial Growth
Fig. 1 Typical Microbial Growth Curve
Fig. 1 Typical Microbial Growth Curve <\/td>\n<\/tr>\n
351<\/td>\nCritical Microbial Growth Requirements
Intrinsic Factors
Table 1 Approximate Minimum Water Activity for Growth of Microorganisms
Fig. 2 pH Ranges for Microbial Growth and Representative Examples
Fig. 2 pH Ranges for Microbial Growth and Representative Examples
Extrinsic Factors <\/td>\n<\/tr>\n
352<\/td>\nTable 2 Minimum Growth Temperatures for Some Bacteria in Foods
Biological Diversity
Design for Control of Microorganisms
Contamination Prevention <\/td>\n<\/tr>\n
353<\/td>\nGrowth Prevention
Destruction of Organisms
Role of HACCP
Sanitation
Table 3 Common Cleaning and Sanitizing Chemicals <\/td>\n<\/tr>\n
354<\/td>\nRegulations and Standards
Bibliography <\/td>\n<\/tr>\n
355<\/td>\nIP_R14_Ch23
Initial Building Considerations
Location
Configuration and Size Determination <\/td>\n<\/tr>\n
356<\/td>\nStacking Arrangement
Building Design
One-Story Configuration
Fig. 1 Typical Plan for One-Story Refrigerated Facility <\/td>\n<\/tr>\n
357<\/td>\nShipping and Receiving Docks
Utility Space
Specialized Storage Facilities
Controlled-Atmosphere Storage Rooms <\/td>\n<\/tr>\n
358<\/td>\nAutomated Warehouses
Refrigerated Rooms
Construction Methods
Fig. 2 Total Exterior Vapor Retarder\/Insulation System
Fig. 3 Entirely Interior Vapor Retarder\/Insulation System <\/td>\n<\/tr>\n
359<\/td>\nFig. 4 Interior\/Exterior Vapor Retarder\/Insulation System
Fig. 5 Separate Exterior Vapor Retarder Systems for Each Area of Significantly Different Temperature
Space Adjacent to Envelope
Air\/Vapor Treatment at Junctions
Floor Construction <\/td>\n<\/tr>\n
360<\/td>\nSurface Preparation
Finishes
Suspended Ceilings and Other Interstitial Spaces
Floor Drains
Electrical Wiring
Tracking
Cold-Storage Doors
Hardware <\/td>\n<\/tr>\n
361<\/td>\nRefrigerated Docks
Schneider System
Refrigeration Systems
Types of Refrigeration Systems
Choice of Refrigerant <\/td>\n<\/tr>\n
362<\/td>\nLoad Determination
Table 1 Refrigeration Design Load Factors for Typical 100,000 ft2 Single-Floor Freezer*
Unit Cooler Selection <\/td>\n<\/tr>\n
363<\/td>\nFig. 6 Typical Fan-Coil Unit Configurations for Refrigerated Facilities <\/td>\n<\/tr>\n
364<\/td>\nFig. 7 Penthouse Cooling Units
Freezers
Fig. 8 Typical Blast Freezer <\/td>\n<\/tr>\n
365<\/td>\nControls <\/td>\n<\/tr>\n
366<\/td>\nInsulation Techniques
Vapor Retarder System
Types of Insulation <\/td>\n<\/tr>\n
367<\/td>\nTable 2 Recommended Insulation R-Values
Insulation Thickness
Applying Insulation
Roofs
Walls
Floors <\/td>\n<\/tr>\n
368<\/td>\nFig. 9 Typical One-Story Construction with Underfloor Warming Pipes
Freezer Doorways
Doors <\/td>\n<\/tr>\n
369<\/td>\nOther Considerations
Temperature Pulldown
Material-Handling Equipment
Fire Protection <\/td>\n<\/tr>\n
370<\/td>\nInspection and Maintenance
References
Bibliography <\/td>\n<\/tr>\n
371<\/td>\nIP_R14_Ch24
Transmission Load
Table 1 Thermal Conductivity of Cold Storage Insulation
Table 2 Minimum Insulation Thickness <\/td>\n<\/tr>\n
372<\/td>\nTable 3 Allowance for Sun Effect
Heat Gain from Cooler Floors
Table 4 Example Input Data Required to Estimate Cooler Floor Heat Gain
Table 5 Typical Annual and Annual Amplitude Outdoor Temperatures for Warm and Cold Climates
Fig. 1 Variation of Cooler Floor Heat Gain over One Year for Conditions in Table 4 <\/td>\n<\/tr>\n
373<\/td>\nFig. 2 Variation of qmax \/A with A\/P Using Conditions from Tables 4 and 5
Product Load
Internal Load <\/td>\n<\/tr>\n
374<\/td>\nTable 6 Heat Gain from Typical Electric Motors
Table 7 Heat Equivalent of Occupancy
Packaging Related Load
Table 8 Typical Specific Heat Capacities of Common Packaging Materials
Fig. 3 Moisture Sorption Isotherms for Wood as Function of Air Temperature and Relative Humidity <\/td>\n<\/tr>\n
375<\/td>\nFig. 4 Moisture Sorption Isotherms for Cardboard as Function of Air Temperature and Relative Humidity
Fig. 5 Fractional Unaccomplished Moisture Change as Function of Time and Temperature for Sheets of Cardboard, Unwaxed Cartons, and Waxed Cartons
Fig. 6 Fractional Unaccomplished Moisture Change as Function of Time and Temperature for Wooden Pallet Bases, Unwrapped Pallets of Cartons, and Wrapped Pallets of Cartons
Infiltration Air Load
Infiltration by Air Exchange
Fig. 7 Flowing Cold and Warm Air Masses for Typical Open Freezer Doors <\/td>\n<\/tr>\n
376<\/td>\nFig. 8 Psychrometric Depiction of Air Exchange for Typical Freezer Doorway
Fig. 9 Sensible Heat Gain by Air Exchange for Continuously Open Door with Fully Established Flow
Table 9 Sensible Heat Ratio Rs for Infiltration from Outdoors to Refrigerated Spaces <\/td>\n<\/tr>\n
377<\/td>\nTable 10 Sensible Heat Ratio Rs for Infiltration from Warmer to Colder Refrigerated Spaces
Infiltration by Direct Flow Through Doorways
Sensible and Latent Heat Components
Equipment-Related Load <\/td>\n<\/tr>\n
378<\/td>\nSafety Factor <\/td>\n<\/tr>\n
379<\/td>\nTotal Facility Load Calculation Example
Facility Description <\/td>\n<\/tr>\n
380<\/td>\nFig. 10 Facility Diagram for Floor Plan and Cross Sections A-A and B-B <\/td>\n<\/tr>\n
383<\/td>\nLoad Diversity <\/td>\n<\/tr>\n
384<\/td>\nSymbols
References
Bibliography <\/td>\n<\/tr>\n
385<\/td>\nIP_R14_Ch25
Vehicles
Fig. 1 Refrigerated Cargo Container
Vehicle Design Considerations
Insulation and Vapor Barrier <\/td>\n<\/tr>\n
386<\/td>\nFig. 2 Mechanical Railway Refrigerator Car <\/td>\n<\/tr>\n
387<\/td>\nFig. 3 Heat Load from Air Leakage
Air Circulation
Fig. 4 Air Delivery Systems (A) Top and (B) Bottom
Equipment Attachment Provisions
Sanitation
Equipment
Cargo Container and Rail Car Systems <\/td>\n<\/tr>\n
388<\/td>\nFig. 5 Container Refrigeration Unit
Self-Powered Truck and Trailer Systems
Vehicle-Powered Systems <\/td>\n<\/tr>\n
389<\/td>\nFig. 6 Trailer Unit Installation
Fig. 7 Small Truck Refrigeration System (Engine-Driven Generator)
Fig. 8 Small Truck Refrigeration System (Electric-Engine-Driven Generator)
Multitemperature Systems <\/td>\n<\/tr>\n
390<\/td>\nFig. 9 Multitemperature Refrigeration System
Fig. 10 Examples of Common Multitemperature Configurations
Storage Effect Cooling
Heating Only
Ventilation
Controlled and Modified Atmosphere
Control Systems <\/td>\n<\/tr>\n
391<\/td>\nEquipment Design and Selection Factors
Time
Shock and Vibration
Table 1 Typical Peak Shock Levels
Ambient Temperature Extremes <\/td>\n<\/tr>\n
392<\/td>\nTable 2 Ambient Temperatures for Equipment Design in Several Geographical Regions
Other Ambient Design Factors
Operating Efficiency Guidelines
Airborne Sound
Safety <\/td>\n<\/tr>\n
393<\/td>\nQualification Testing
System Application Factors <\/td>\n<\/tr>\n
394<\/td>\nLoad Calculations
Equipment Selection <\/td>\n<\/tr>\n
395<\/td>\nOwning and Operating Costs
Operations
Commodity Precooling
Vehicle Use Practices
Temperature Settings <\/td>\n<\/tr>\n
396<\/td>\nOther Cargo Space Considerations
Maintenance <\/td>\n<\/tr>\n
397<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
398<\/td>\nIP_R14_Ch26
Refrigeration Load
Refrigeration System
Refrigerants
Table 1 Operating and Reserve Capacities of Condensing Units
Compressors
Condensers and Coolers <\/td>\n<\/tr>\n
399<\/td>\nReceivers and Refrigerant Distribution
Controls
Thermometers, Thermostats, and Temperature Sensors
Cargo Holds
Arrangement
Space Cooling
Insulation and Construction <\/td>\n<\/tr>\n
400<\/td>\nApplying Insulation <\/td>\n<\/tr>\n
401<\/td>\nDecks and Doors
Fig. 1 Floor Drain Fitting
Ships\u2019 Refrigerated Stores
Commodities
Meats and Poultry
Fish, Ice Cream, and Bread <\/td>\n<\/tr>\n
402<\/td>\nTable 2 Classifications for Ships\u2019 Refrigeration Services
Fruits and Vegetables
Dairy Products, Ice, and Drinking Water
Storage Areas
Storage Space Requirements
Stores\u2019 Arrangement and Location <\/td>\n<\/tr>\n
403<\/td>\nShip Refrigerated Room Design
Refrigerated Room Construction
Specific Vessels
Cargo Vessels
Specifications <\/td>\n<\/tr>\n
404<\/td>\nCalculations
Fishing Vessels
Refrigeration System Design
Hold Preparation
Refrigeration with Ice <\/td>\n<\/tr>\n
405<\/td>\nFig. 2 Typical Layout of Pens in Hold
Refrigeration with Seawater
Fig. 3 Typical Underdeck Freezer Plate Installation
Process Freezing and Cold Storage
Fig. 4 Typical Marine Freezing Cell <\/td>\n<\/tr>\n
406<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
407<\/td>\nIP_R14_Ch27
Fig. 1 Flexible Passenger\/Cargo Mix
Fig. 2 Payload\/Range Comparison for Wide-Body Jet
Perishable Air Cargo
Fruits and Vegetables <\/td>\n<\/tr>\n
408<\/td>\nSeafood
Animals
Perishable Commodity Requirements
Fig. 3 Temperature of Strawberries Shipped by Air and Rail
Design Considerations <\/td>\n<\/tr>\n
409<\/td>\nShipping Containers
Fig. 4 Insulated Containers Designed to Fit Configuration of Cargo Aircraft
Transit Refrigeration <\/td>\n<\/tr>\n
410<\/td>\nGround Handling
Fig. 5 Typical Ground Service Equipment Arrangement <\/td>\n<\/tr>\n
411<\/td>\nGalley Refrigeration
Fig. 6 Heat Transfer Diagram of Aircraft Galley Refrigeration Equipment <\/td>\n<\/tr>\n
412<\/td>\nAir Chiller
Fig. 7 Air Chiller
Fig. 8 Aircraft Galley Cooling System with Air-Through Cart <\/td>\n<\/tr>\n
413<\/td>\nFig. 9 Aircraft Galley Cooling System with Air-Over Cart
Fig. 10 Galley Air-Draw-Through Cooling System
Liquid Chilling System
Fig. 11 Liquid Chiller
Fig. 12 Recirculation Unit <\/td>\n<\/tr>\n
414<\/td>\nFig. 13 Galley Air Cooler for Air-Through Cart
Fig. 14 Galley Air Cooler for Air-Over Cart
Galley Refrigeration Inserts
Thermal Considerations <\/td>\n<\/tr>\n
415<\/td>\nFig. 15 Schematic of Aircraft Liquid Cooling System
Fig. 16 Galley Refrigeration Insert (Refrigerator, Beverage Chiller, and Freezer)
Table 1 Performance Requirements of Galley Systems
Table 2 Temperature and Pulldown Requirements of Galley Refrigeration Inserts <\/td>\n<\/tr>\n
416<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
417<\/td>\nIP_R14_Ch28
Product Requirements
Calculation Methods
Heat Load <\/td>\n<\/tr>\n
418<\/td>\nPrecooling Time Estimation Methods
Fractional Unaccomplished Temperature Difference
Fig. 1 Typical Cooling Curve
Half-Cooling Time
Fig. 2 General Nomograph to Determine Half-Cooling Periods <\/td>\n<\/tr>\n
419<\/td>\nTable 1 Half-Cooling Times for Hydrocooling of Various Commodities
Cooling Coefficient
Other Semianalytical\/Empirical Precooling Time Estimation Methods
Numerical Techniques
Cooling Methods
Hydrocooling <\/td>\n<\/tr>\n
420<\/td>\nTable 2 Lag Factors, Cooling Coefficients, and Half-Cooling Times for Hydrocooling Various Fruits and Vegetables
Types of Hydrocoolers
Fig. 3 Schematic of Shower Hydrocooler <\/td>\n<\/tr>\n
421<\/td>\nTable 3 Cooling Coefficients and Half-Cooling Times for Hydraircooling Sweet Corn and Celery
Table 4 Cooling Coefficients for Hydrocooling Peaches
Fig. 4 Schematic of Immersion Hydrocooler
Variations on Hydrocooling <\/td>\n<\/tr>\n
422<\/td>\nHydrocooler Efficiency
Hydrocooling Water Treatment
Forced-Air Cooling <\/td>\n<\/tr>\n
423<\/td>\nCommercial Methods
Fig. 5 Serpentine Forced-Air Cooler
Effects of Containers and Stacking Patterns
Moisture Loss in Forced-Air Cooling <\/td>\n<\/tr>\n
424<\/td>\nFig. 6 Engineering-Economic Model Output for Forced-Air Cooler
Computer Solution
Forced-Air Evaporative Cooling
Package Icing <\/td>\n<\/tr>\n
425<\/td>\nVacuum Cooling
Pressure, Volume, and Temperature
Fig. 7 Pressure, Volume, and Temperature in Vacuum Cooler Cooling Product from 90 to 32\u00b0F <\/td>\n<\/tr>\n
426<\/td>\nCommercial Systems
Fig. 8 Schematic Cross Sections of Vacuum-Producing Mechanisms
Applications <\/td>\n<\/tr>\n
427<\/td>\nFig. 9 Comparative Cooling of Vegetables Under Similar Vacuum Conditions
Table 5 Cooling Methods Suggested for Horticultural Commodities
Selecting a Cooling Method
Cooling Cut Flowers <\/td>\n<\/tr>\n
428<\/td>\nSymbols
References <\/td>\n<\/tr>\n
429<\/td>\nBibliography <\/td>\n<\/tr>\n
430<\/td>\nIP_R14_Ch29
Fig. 1 Typical Freezing Curve
Freezing Methods
Blast Freezers <\/td>\n<\/tr>\n
431<\/td>\nCold Storage Rooms
Stationary Blast Cell Freezing Tunnels
Fig. 2 Stationary Blast Cell
Push-Through Trolley Freezers
Fig. 3 Push-Through Trolley Freezer
Straight Belt Freezers
Fig. 4 Two-Stage Belt Freezer
Multipass Straight Belt Freezers <\/td>\n<\/tr>\n
432<\/td>\nFig. 5 Multipass, Straight Belt Freezer
Fluidized Bed Freezers
Fig. 6 Fluidized Bed Freezer
Fluidized Belt Freezers
Fig. 7 Horizontal Airflow Spiral Freezer
Spiral Belt Freezers <\/td>\n<\/tr>\n
433<\/td>\nFig. 8 Vertical Airflow Spiral Freezer
Fig. 9 Split Airflow Spiral Freezer
Impingement Freezers
Carton Freezers
Fig. 10 Impingement Freezer
Fig. 11 Carton (Carrier) Freezer
Contact Freezers <\/td>\n<\/tr>\n
434<\/td>\nFig. 12 Plate Freezer
Manual and Automatic Plate Freezers
Specialized Contact Freezers
Cryogenic Freezers
Liquid Nitrogen Freezers
Carbon Dioxide Freezers
Cryomechanical Freezers
Other Freezer Selection Criteria
Reliability <\/td>\n<\/tr>\n
435<\/td>\nHygiene
Quality
Economics
Table 1 Moisture-Carrying Capacity of Air (Saturated) <\/td>\n<\/tr>\n
436<\/td>\nRefrigeration Systems
Operation
Maintenance
Bibliography <\/td>\n<\/tr>\n
438<\/td>\nIP_R14_Ch30
Fig. 1 Steps of Meat Processing
Sanitation
Role of HACCP <\/td>\n<\/tr>\n
439<\/td>\nCarcass Chilling and Holding
Spray Chilling Beef
Chilling Time
Refrigeration Systems for Coolers <\/td>\n<\/tr>\n
440<\/td>\nBeef Cooler Layout and Capacity <\/td>\n<\/tr>\n
441<\/td>\nFig. 2 Deep Round Temperature Measurement in Beef Carcass
Fig. 3 Beef Carcass Chill Curves <\/td>\n<\/tr>\n
442<\/td>\nFig. 4 Beef Carcass Shrinkage Rate Curves
Table 1 Weight Changes in Beef Carcass <\/td>\n<\/tr>\n
443<\/td>\nTable 2 Load Calculations for Beef Chilling
Table 3 Load Calculations for Beef Holding <\/td>\n<\/tr>\n
444<\/td>\nTable 4 Sample Evaporator Installations for Beef Chillinga
Boxed Beef
Hog Chilling and Tempering <\/td>\n<\/tr>\n
445<\/td>\nFig. 5 Freezing Times of Boneless Meat
Fig. 6 Blast Freezer Loads <\/td>\n<\/tr>\n
446<\/td>\nFig. 7 Composite Hog Chilling Time\/Temperature Curves
Table 5 Product Refrigeration Load, Tons
Table 6 Average Chill Cooler Loads Exclusive of Product <\/td>\n<\/tr>\n
447<\/td>\nPork Trimmings
Fresh Pork Holding
Calf and Lamb Chilling <\/td>\n<\/tr>\n
448<\/td>\nChilling and Freezing Variety Meats
Table 7 Storage Life of Meat Products
Packaging and Storage
Packaged Fresh Cuts <\/td>\n<\/tr>\n
449<\/td>\nRefrigeration Load Computations
Processed Meats
Table 8 Room Temperatures and Relative Humidities for Smoking Meats <\/td>\n<\/tr>\n
450<\/td>\nBacon Slicing and Packaging Room
Sausage Dry Rooms <\/td>\n<\/tr>\n
452<\/td>\nLard Chilling
Blast and Storage Freezers <\/td>\n<\/tr>\n
453<\/td>\nDirect-Contact Meat Chilling
Frozen Meat Products
Freezing Quality of Meat
Effect of Freezing on Quality
Storage and Handling <\/td>\n<\/tr>\n
454<\/td>\nPackaging
Shipping Docks
Energy Conservation <\/td>\n<\/tr>\n
455<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
456<\/td>\nIP_R14_Ch31
Processing
Chilling
Fig. 1 Processing Sequence of Fresh Poultry <\/td>\n<\/tr>\n
457<\/td>\nFig. 2 Typical Equipment Layout for Live Bird Receiving, Slaughtering, and Defeathering Areas <\/td>\n<\/tr>\n
458<\/td>\nFig. 3 Typical Equipment Layout for Eviscerating, Chilling, and Packaging Areas <\/td>\n<\/tr>\n
459<\/td>\nFig. 4 Space-Relationship-Flow Diagram for Poultry Processing Plant
Fig. 5 Broiler and Coolant Temperatures in Countercurrent Immersion Chiller
Fig. 6 One-Tier Evaporative Air Chiller
Decontamination of Carcasses
Further Processing <\/td>\n<\/tr>\n
460<\/td>\nUnit Operations
Freezing
Effect on Product Quality <\/td>\n<\/tr>\n
461<\/td>\nFig. 7 Meat Products Processing Flow Chart
Fig. 8 Heat Processing of Meat Products by Batch Smoker\/Cooker
Freezing Methods <\/td>\n<\/tr>\n
462<\/td>\nFig. 9 Heat Processing of Meat Products by Continuous Smoker\/Cooker
Fig. 10 Relation Between Freezing Time and Air Velocity
Fig. 11 Temperature During Freezing of Packaged, Ready-to-Cook Turkeys
Predicting Freezing or Thawing Times
Packaging <\/td>\n<\/tr>\n
463<\/td>\nFig. 12 Temperature During Freezing of Packaged, Ready-to-Cook Turkeys
Fig. 13 Temperatures at Various Depths in Breast of 15 lb Turkeys During Immersion Freezing at \u201320\u00b0F
Table 1 Thermal Properties of Ready-to-Cook Poultry
Airflow Systems in Poultry Processing Plants
Fig. 14 Air Movement Pattern in Positively Pressurized Poultry Processing Plant <\/td>\n<\/tr>\n
464<\/td>\nAirflow System Consideration During Renovation
Plant Sanitation
HACCP Systems in Poultry Processing
Tenderness Control <\/td>\n<\/tr>\n
465<\/td>\nDistribution and Retail Holding Refrigeration
Preserving Quality in Storage and Marketing <\/td>\n<\/tr>\n
466<\/td>\nThawing
References <\/td>\n<\/tr>\n
467<\/td>\nBibliography <\/td>\n<\/tr>\n
468<\/td>\nIP_R14_Ch32
Fresh Fishery Products
Care Aboard Vessels
Icing <\/td>\n<\/tr>\n
469<\/td>\nFig. 1 Cooling Rate of Properly and Improperly Iced Haddock
Saltwater Icing
Use of Preservatives
Storage of Fish in Refrigerated Seawater
Boxing at Sea
Shore Plant Procedure and Marketing <\/td>\n<\/tr>\n
470<\/td>\nTable 1 Organoleptic Quality Criteria for Fish
Packaging Fresh Fish
Fresh Fish Storage <\/td>\n<\/tr>\n
471<\/td>\nTable 2 Optimal Radiation Dose Levels and Shelf Life at 33\u00b0F for Some Species of Fish and Shellfish
Irradiation of Fresh Seafood
Modified-Atmosphere (MA) Packaging
Frozen Fishery Products
Packaging
Package Considerations in Freezing <\/td>\n<\/tr>\n
472<\/td>\nPackage Considerations for Frozen Storage
Types of Packages
Freezing Methods
Blast Freezing <\/td>\n<\/tr>\n
473<\/td>\nFig. 2 Freezing Time of Fish Fillets and Fish Sticks in Tunnel Blast Freezer
Plate Freezing
Fig. 3 Freezing Time of Fish Fillets and Fish Sticks in Plate Freezer
Immersion Freezing <\/td>\n<\/tr>\n
474<\/td>\nFig. 4 Freezing Time for Tuna Immersed in Brine
Freezing Fish at Sea
Storage of Frozen Fish
Composition <\/td>\n<\/tr>\n
475<\/td>\nTable 3 Relative Susceptibility of Representative Species of Fish to Oxidative Changes in Frozen Storage
Storage Conditions
Table 4 Effect of Storage Temperature on Shelf Life of Frozen Fishery Products
Packaging and Glazing
Space Requirements <\/td>\n<\/tr>\n
476<\/td>\nTable 5 Storage Conditions and Storage Life of Frozen Fish
Table 6 Space Requirements for Frozen Fishery Products
Transportation and Marketing
Bibliography <\/td>\n<\/tr>\n
478<\/td>\nIP_R14_Ch33
Milk Production and Processing
Handling Milk at the Dairy
Receiving and Storing Milk <\/td>\n<\/tr>\n
479<\/td>\nSeparation and Clarification
Table 1 U.S. Requirements for Milkfat and Nonfat Solids in Milks and Creams
Pasteurization and Homogenization <\/td>\n<\/tr>\n
480<\/td>\nFig. 1 Flow Diagram of Plate HTST Pasteurizer with Vacuum Chamber <\/td>\n<\/tr>\n
481<\/td>\nPackaging Milk Products
Equipment Cleaning
Milk Storage and Distribution <\/td>\n<\/tr>\n
482<\/td>\nHalf-and-Half and Cream
Buttermilk, Sour Cream, and Yogurt
Refrigeration <\/td>\n<\/tr>\n
483<\/td>\nButter Manufacture
Separation and Pasteurization
Churning <\/td>\n<\/tr>\n
484<\/td>\nFig. 2 Thermal Behavior of Cream Heated to 167\u00b0F Followed by Rapid Cooling to 86\u00b0F and to 50.7\u00b0F; Comparison with Cream Heated to 122\u00b0F, then Rapid Cooling to 88.5\u00b0F and to 53.6\u00b0F
Table 2 Heat Liberated from Fat in Cream Cooled Rapidly from about 86\u00b0F to Various Temperatures
Fig. 3 Heat Liberated from Fat in Cream Cooled Rapidly from Approximately 86\u00b0F to Various Temperatures <\/td>\n<\/tr>\n
485<\/td>\nContinuous Churning
Fig. 4 Flow Diagram of Continuous Butter Manufacture
Packaging Butter
Deterioration of Butter in Storage
Table 3 Specific Heats of Milk and Milk Derivatives, Btu\/lb \u00b7 \u00b0F <\/td>\n<\/tr>\n
486<\/td>\nTotal Refrigeration Load
Fig. 5 Butter Flow Diagram
Whipped Butter <\/td>\n<\/tr>\n
487<\/td>\nCheese Manufacture
Cheddar Cheese <\/td>\n<\/tr>\n
488<\/td>\nFig. 6 Cheese Shrinkage in Storage
Provolone and Mozzarella (Pasta Filata Types)
Swiss Cheese
Roquefort and Blue Cheese
Table 4 Swiss Cheese Manufacturing Conditions <\/td>\n<\/tr>\n
489<\/td>\nCottage Cheese
Table 5 Typical Blue Cheese Manufacturing Conditions
Other Cheeses <\/td>\n<\/tr>\n
490<\/td>\nTable 6 Curing Temperature, Humidity, and Time of Some Cheese Varieties
Table 7 Temperature Range of Storage for Common Types of Cheese
Refrigerating Cheese Rooms
Frozen Dairy Desserts <\/td>\n<\/tr>\n
491<\/td>\nIce Cream
Ice Milk
Soft Ice Milk or Ice Cream
Frozen Yogurt
Sherbets <\/td>\n<\/tr>\n
492<\/td>\nIces
Making Ice Cream Mix
Freezing <\/td>\n<\/tr>\n
493<\/td>\nTable 8 Freezing Points of Typical Ice Creams, Sherbet, and Ice
Table 9 Freezing Behavior of Typical Ice Cream* <\/td>\n<\/tr>\n
495<\/td>\nTable 10 Continuous Freezing Loads for Typical Ice Cream Mix
Table 11 Hardening Loads for Typical Ice Cream Mix
Ice Cream Bars and Other Novelties <\/td>\n<\/tr>\n
496<\/td>\nRefrigeration Compressor Equipment Selection and Operation
Ultrahigh-Temperature (UHT) Sterilization and Aseptic Packaging (AP)
Sterilization Methods and Equipment <\/td>\n<\/tr>\n
497<\/td>\nAseptic Packaging <\/td>\n<\/tr>\n
498<\/td>\nQuality Control
Heat-Labile Nutrients <\/td>\n<\/tr>\n
499<\/td>\nEvaporated, Sweetened Condensed, and Dry Milk
Evaporated Milk
Sweetened Condensed Milk
Table 12 Inversion Times for Cases of Evaporated Milk in Storage
Table 13 Typical Steam Requirements for Evaporating Water from Milk
Dry Milk and Nonfat Dry Milk <\/td>\n<\/tr>\n
500<\/td>\nDrum Drying <\/td>\n<\/tr>\n
501<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
502<\/td>\nIP_R14_Ch34
Shell Eggs
Egg Structure and Composition
Physical Structure
Fig. 1 Structure of an Egg
Table 1 Physical Properties of Chicken Eggs <\/td>\n<\/tr>\n
503<\/td>\nTable 2 Composition of Whole Egg
Chemical Composition
Nutritive Value
Table 3 U.S. Standards for Quality of Shell Eggs
Egg Quality and Safety
Quality Grades and Weight Classes <\/td>\n<\/tr>\n
504<\/td>\nTable 4 U.S. Egg Weight Classes for Consumer Grades
Quality Factors <\/td>\n<\/tr>\n
505<\/td>\nControl and Preservation of Quality
Egg Spoilage and Safety
In-Shell Egg Pasteurization <\/td>\n<\/tr>\n
506<\/td>\nHACCP Plan for Shell Eggs
Shell Egg Processing
Off-Line and In-Line Processing
Fig. 2 Unit Operations in Off-Line and In-Line Egg Packaging
Effect of Refrigeration on Egg Quality and Safety <\/td>\n<\/tr>\n
507<\/td>\nFig. 3 Off-Line Egg Processing Operation
Refrigeration Requirement Issues
Condensation on Eggs
Initial Egg Temperatures <\/td>\n<\/tr>\n
508<\/td>\nFig. 4 Typical In-Line Processing Operation
Fig. 5 Material Flow in Off-Line Operation <\/td>\n<\/tr>\n
509<\/td>\nTable 5 Ambient Conditions When Moisture Condenses on Cold Eggs
Egg Temperatures After Processing
Cooling Rates
Cooling for Storage
Accelerated Cooling Methods
Packaging
Transportation <\/td>\n<\/tr>\n
510<\/td>\nEgg Products
Egg Breaking
Holding Temperatures
Pasteurization <\/td>\n<\/tr>\n
511<\/td>\nTable 6 Minimum Cooling and Temperature Requirements for Liquid Egg Products
Fig. 6 Floor Plan and Material Flow in Large Egg-Breaking Plant
Yields
Refrigerated Liquid Egg Products <\/td>\n<\/tr>\n
512<\/td>\nTable 7 Pasteurization Requirements of Various Egg Products
Table 8 Minimum Pasteurization Requirements in Various Countries
Fig. 7 Effect of pH on Pasteurization Temperature of Egg White
Fig. 8 Thermal Destruction Curves of Several Egg Products
Table 9 Liquid and Solid Yields From Shell Eggs
Chilled Egg Products <\/td>\n<\/tr>\n
513<\/td>\nFrozen Egg Products
Fig. 9 Steps in Egg Product Drying
Dehydrated Egg Products <\/td>\n<\/tr>\n
514<\/td>\nEgg Product Quality
Sanitary Standards and Plant Sanitation
HACCP Program for Egg Products
References <\/td>\n<\/tr>\n
515<\/td>\nBibliography <\/td>\n<\/tr>\n
516<\/td>\nIP_R14_Ch35
Fruit Storage and Handling Considerations
Quality and Maturity
Handling and Harvesting
Storage and Transportation
Apples <\/td>\n<\/tr>\n
517<\/td>\nControlled-Atmosphere Storage
Table 1 Summary of Controlled Atmosphere Requirements and Recommendations for Fruits Other Than Apples and Pears <\/td>\n<\/tr>\n
518<\/td>\nStorage Diseases and Deterioration
Table 2 Optimum Levels for Controlled Atmosphere Storage of Apples <\/td>\n<\/tr>\n
521<\/td>\nPears <\/td>\n<\/tr>\n
522<\/td>\nTable 3 Commercial Controlled Atmosphere Conditions for Pear Varietiesa
Controlled-Atmosphere Storage
Storage Diseases and Deterioration <\/td>\n<\/tr>\n
523<\/td>\nGrapes
Cooling and Storage
Fumigation <\/td>\n<\/tr>\n
525<\/td>\nTable 4 Factors for Determining Amount of SO2 Needed for Forced-Air Fumigation Using Total Utilization System
Table 5 Factors for Determining Amount of SO2 Needed for Storage Room Fumigation <\/td>\n<\/tr>\n
526<\/td>\nDiseases
Storage Life
Table 6 Storage Life of California Table Grapes at 32\u00b0F
Table 7 Storage Life of Labrusca Grapes at 32\u00b0F
Refrigeration System Materials and Practices
Maintenance and Operation
Plums <\/td>\n<\/tr>\n
527<\/td>\nStorage Diseases and Deterioration
Sweet Cherries
Harvesting Techniques
Cooling
Storage
Diseases
Peaches and Nectarines
Storage Varieties
Harvest Techniques
Cooling
Storage <\/td>\n<\/tr>\n
528<\/td>\nDiseases
Apricots
Diseases and Deterioration
Berries
Diseases
Strawberries
Diseases
Figs
Diseases <\/td>\n<\/tr>\n
529<\/td>\nSupplements to Refrigeration
Antiseptic Washes
Protective Packaging
Selective Marketing
Heat Treatment
Fungicides
Irradiation
References
Bibliography <\/td>\n<\/tr>\n
530<\/td>\nIP_R14_Ch36
Citrus Fruit
Maturity and Quality
Harvesting and Packing
Picking
Fig. 1 Approximate Commercial Shipping Season for U.S. Citrus <\/td>\n<\/tr>\n
531<\/td>\nHandling
Accelerated Coloring or Sweating
Color-Added Treatment
Cooling <\/td>\n<\/tr>\n
532<\/td>\nTransportation
Storage
Oranges
Table 1 Quarantine Treatment of Citrus Fruit for Caribbean Fruit Fly
Table 2 Heat of Respiration of Citrus Fruit
Grapefruit
Lemons <\/td>\n<\/tr>\n
533<\/td>\nSpecialty Citrus Fruit
Controlled-Atmosphere Storage
Storage Disorders and Control
Postharvest Diseases
Physiological Disturbances <\/td>\n<\/tr>\n
534<\/td>\nBananas
Harvesting and Transportation
Diseases and Deterioration
Exposure to Excessive Temperatures
Wholesale Processing Facilities
Fig. 2 Banana Room (Side View) <\/td>\n<\/tr>\n
535<\/td>\nAirtightness
Refrigeration
Fig. 3 Three-Tier Forklift Banana Room (End View)
Refrigeration Load Calculations
Heating
Air Circulation
Table 3 Fruit Temperatures for Banana Ripening <\/td>\n<\/tr>\n
536<\/td>\nAirflow Requirements
Humidity
Controls
Fig. 4 Heat of Respiration During Banana Ripening <\/td>\n<\/tr>\n
537<\/td>\nSubtropical Fruit
Avocados
Storage Disorders
Mangoes
Storage Disorders
Pineapples
Storage Disorders
References
Bibliography <\/td>\n<\/tr>\n
538<\/td>\nIP_R14_Ch37
Product Selection and Quality Maintenance
Postharvest Handling <\/td>\n<\/tr>\n
539<\/td>\nCooling
Protective Packaging and Waxing
In-Transit Preservation
Cooling Vehicle and Product
Packaging, Loading, and Handling
Providing Refrigeration and Air Circulation <\/td>\n<\/tr>\n
540<\/td>\nTable 1 Optimal Transit Temperatures for Various Vegetables
Protection from Cold
Checking and Cleaning Equipment
Modified Atmospheres in Transit
Preservation in Destination Facilities <\/td>\n<\/tr>\n
541<\/td>\nRefrigerated Storage Considerations
Sprout Inhibitors
Controlled- and Modified-Atmosphere Storage
Injury <\/td>\n<\/tr>\n
542<\/td>\nTable 2 Compatible Produce for Long-Distance Transport <\/td>\n<\/tr>\n
543<\/td>\nTable 3 Compatible Fresh Fruits and Vegetables During 7 Day Storage Wholesale and Retail Handling Operations
Storage of Various Vegetables
Artichokes, Globe (32\u00b0F and 95 to 100% rh)
Asparagus (32 to 36\u00b0F and 95 to 100% rh) <\/td>\n<\/tr>\n
544<\/td>\nTable 4 Vegetables Susceptible to Chilling Injury at Moderately Low but Nonfreezing Temperatures
Table 5 Notes on Diseases of General Occurrence
Beans, Green or Snap (40 to 45\u00b0F and 95% rh) <\/td>\n<\/tr>\n
545<\/td>\nBeans, Lima (37 to 41\u00b0F and 95% rh)
Beets (32\u00b0F and 98 to 100% rh)
Broccoli (32\u00b0F and 95 to 100% rh)
Brussels Sprouts (32\u00b0F and 95 to 100% rh)
Cabbage (32\u00b0F and 98 to 100% rh)
Carrots (32\u00b0F and 98 to 100% rh) <\/td>\n<\/tr>\n
546<\/td>\nCauliflower (32\u00b0F and 95% rh)
Celery (32\u00b0F and 98 to 100% rh)
Corn, Sweet (32\u00b0F and 95 to 98% rh)
Cucumbers (50 to 55\u00b0F and 95% rh) <\/td>\n<\/tr>\n
547<\/td>\nEggplants (46 to 54\u00b0F and 90 to 95% rh)
Endive and Escarole (32\u00b0F and 95 to 100% rh)
Garlic, Dry (32\u00b0F and 65 to 70% rh)
Greens, Leafy (32\u00b0F and 95 to 100% rh)
Lettuce (32\u00b0F and 95 to 100% rh)
Melons <\/td>\n<\/tr>\n
548<\/td>\nMushrooms (32\u00b0F and 95% rh)
Okra (45 to 50\u00b0F and 90 to 95% rh)
Onions (32\u00b0F and 65 to 70% rh) <\/td>\n<\/tr>\n
549<\/td>\nParsley (32\u00b0F and 95 to 100% rh)
Parsnips (32\u00b0F and 98 to 100% rh)
Peas, Green (32\u00b0F and 95 to 98% rh)
Peas, Southern (40 to 41\u00b0F and 95% rh)
Peppers, Dry Chili or Hot
Peppers, Sweet (45 to 55\u00b0F and 90 to 95% rh)
Potatoes (Temperature, see following; 90 to 95% rh) <\/td>\n<\/tr>\n
551<\/td>\nPumpkins and Squash
Radishes (32\u00b0F and 95 to 100% rh)
Rhubarb (32\u00b0F and 95% rh)
Rutabagas (32\u00b0F and 98 to 100% rh)
Spinach (32\u00b0F and 95 to 98% rh)
Sweet Potatoes (55 to 60\u00b0F, 85 to 90% rh) <\/td>\n<\/tr>\n
552<\/td>\nTomatoes (Mature Green, 55 to 70\u00b0F; Ripe, 50\u00b0F; 90 to 95% rh)
Turnips (32\u00b0F and 95% rh)
References <\/td>\n<\/tr>\n
553<\/td>\nBibliography <\/td>\n<\/tr>\n
554<\/td>\nIP_R14_Ch38
Orange Juice
Orange Concentrate
Selecting, Handling, and Processing Fresh Fruit <\/td>\n<\/tr>\n
555<\/td>\nFig. 1 Citrus Processing Schematic <\/td>\n<\/tr>\n
556<\/td>\nCold Storage
Concentration Methods
Thermally Accelerated Short-Time Evaporator (TASTE)
Fig. 2 Thermally Accelerated Short-Time Evaporator (TASTE) Schematic <\/td>\n<\/tr>\n
557<\/td>\nFreeze Concentration
Quality Control
Chilled Juice <\/td>\n<\/tr>\n
558<\/td>\nRefrigeration
Refrigeration Equipment
Refrigeration Loads
Compressor Manifolding
Pure Fruit Juice Powders <\/td>\n<\/tr>\n
559<\/td>\nOther Citrus Juices
Grapefruit Juice
Blended Grapefruit and Orange Juice
Tangerine Juice
Noncitrus Juices
Pineapple Juice
Apple Juice <\/td>\n<\/tr>\n
560<\/td>\nGrape Juice
Concord Grapes
Muscadines
Strawberry and Other Berry Juices <\/td>\n<\/tr>\n
562<\/td>\nIP_R14_Ch39
Breweries
Malting
Process Aspects <\/td>\n<\/tr>\n
563<\/td>\nFig. 1 Brewery Flow Diagram
Table 1 Total Solids in Wort <\/td>\n<\/tr>\n
564<\/td>\nProcessing
Wort Cooling <\/td>\n<\/tr>\n
565<\/td>\nFermenting Cellar
Fermenting Cellar Refrigeration
Fig. 2 Solids Conversion Rate <\/td>\n<\/tr>\n
566<\/td>\nStock Cellar
Fig. 3 Continuous Aging Gravity Flow
Kraeusen Cellar
Finishing Operations <\/td>\n<\/tr>\n
567<\/td>\nOutdoor Storage Tanks
Hop Storage
Yeast Culture Room
Pasteurization
Carbon Dioxide
Collection <\/td>\n<\/tr>\n
568<\/td>\nLiquefaction
Fig. 4 Typical Arrangement of CO2 Collecting System
CO2 Storage and Reevaporation
Heat Balance <\/td>\n<\/tr>\n
569<\/td>\nCommon Refrigeration Systems
Vinegar Production
Wine Making <\/td>\n<\/tr>\n
570<\/td>\nMust Cooling
Heat Treatment of Red Musts
Juice Cooling
Heat Treatment of Juices
Fermentation Temperature Control <\/td>\n<\/tr>\n
571<\/td>\nPotassium Bitartrate Crystallization
Storage Temperature Control
Chill-Proofing Brandies
Carbonated Beverages
Beverage and Water Coolers <\/td>\n<\/tr>\n
572<\/td>\nTable 2 Volume of CO2 Gas Absorbed in One Volume of Water
Refrigeration Plant
Refrigeration Load
Size of Plant <\/td>\n<\/tr>\n
573<\/td>\nLiquid Carbon Dioxide Storage
References
Bibliography <\/td>\n<\/tr>\n
574<\/td>\nIP_R14_Ch40
Main Dishes, Meals
General Plant Characteristics
Preparation, Processing, Unit Operations <\/td>\n<\/tr>\n
575<\/td>\nAssembly, Filling, and Packaging
Cooling, Freezing, Casing <\/td>\n<\/tr>\n
576<\/td>\nFinished Goods Storage and Shipping
Refrigeration Loads
Refrigeration Systems
Plant Internal Environment
Vegetables <\/td>\n<\/tr>\n
577<\/td>\nInternational Production
Vegetables in Other Prepared Foods
Refrigeration Loads and Systems <\/td>\n<\/tr>\n
578<\/td>\nFruits
Refrigeration Loads and Systems
Potato Products
French Fries <\/td>\n<\/tr>\n
579<\/td>\nFormed Potato Products
Hash Brown Potatoes
Refrigeration Loads and Systems <\/td>\n<\/tr>\n
580<\/td>\nOther Prepared Foods
Long-Term Storage
Bibliography <\/td>\n<\/tr>\n
581<\/td>\nIP_R14_Ch41
Ingredient Storage <\/td>\n<\/tr>\n
582<\/td>\nMixing
Mixers
Dough Systems <\/td>\n<\/tr>\n
583<\/td>\nTable 1 Size of Condensing Units for Various Mixers
Dough Cooling
Fermentation
Bread Makeup <\/td>\n<\/tr>\n
584<\/td>\nFinal Proof
Baking
Bread Cooling <\/td>\n<\/tr>\n
585<\/td>\nFig. 1 Moisture Loss and Air Temperature Rise in Counterflow Bread-Cooling Tunnel
Slicing and Wrapping
Bread Freezing <\/td>\n<\/tr>\n
586<\/td>\nFig. 2 Core and Crust Temperatures in Freezing Bread
Table 2 Important Heat Data for Baking Applications
Freezing Other Bakery Products
Frozen Pre-Proofed Bakery Products <\/td>\n<\/tr>\n
587<\/td>\nRetarding Doughs and Batters
Choice of Refrigerants
References
Bibliography <\/td>\n<\/tr>\n
588<\/td>\nIP_R14_Ch42
Candy Manufacture
Milk and Dark Chocolate
Table 1 Optimum Design Air Conditionsa <\/td>\n<\/tr>\n
589<\/td>\nHand Dipping and Enrobing
Bar Candy <\/td>\n<\/tr>\n
590<\/td>\nHard Candy
Hot Rooms
Cold Rooms <\/td>\n<\/tr>\n
591<\/td>\nCooling Tunnels
Coating Kettles or Pans
Packing Rooms <\/td>\n<\/tr>\n
592<\/td>\nRefrigeration Plant
Storage
Candy
Table 2 Expected Storage Life for Candy
Color <\/td>\n<\/tr>\n
593<\/td>\nFlavor
Texture
Insects
Storage Temperature <\/td>\n<\/tr>\n
594<\/td>\nHumidity Requirements
Nuts
Temperature
Relative Humidity
Atmosphere
Packaging
Dried Fruits and Vegetables <\/td>\n<\/tr>\n
595<\/td>\nDried Fruit Storage
Dried Vegetable Storage
Controlled Atmosphere <\/td>\n<\/tr>\n
596<\/td>\nIP_R14_Ch43
Ice Makers
Flake Ice
Fig. 1 Flake Ice Maker
Fig. 2 Disk Flake Ice Maker
Tubular Ice <\/td>\n<\/tr>\n
597<\/td>\nFig. 3 Tubular Ice Maker
Plate Ice <\/td>\n<\/tr>\n
598<\/td>\nFig. 4 Plate Ice Maker
Ice Builders
Scale Formation
Thermal Storage
Ice Storage <\/td>\n<\/tr>\n
599<\/td>\nIce Rake and Live Bottom Bins
Fig. 5 Ice Rake System <\/td>\n<\/tr>\n
600<\/td>\nDelivery Systems
Screw and Belt Conveyors
Pneumatic Ice Conveying
Fig. 6 Typical Flake Ice Pneumatic Conveying System <\/td>\n<\/tr>\n
601<\/td>\nSlurry Pumping
Commercial Ice
Ice-Source Heat Pumps
Bibliography <\/td>\n<\/tr>\n
602<\/td>\nIP_R14_Ch44
Applications
Refrigeration Requirements <\/td>\n<\/tr>\n
603<\/td>\nTable 1 Range of Refrigeration Capacities for Ice Rinks
Heat Loads <\/td>\n<\/tr>\n
604<\/td>\nTable 2 Daily Ice Rink Refrigeration Loads, Indoor Rinks
Table 3 Ice Rink Heat Loads, Outdoor Rinks <\/td>\n<\/tr>\n
605<\/td>\nFig. 1 Angle Factor for Radiation Between Parallel Rectangles Fci
Ice Rink Conditions <\/td>\n<\/tr>\n
606<\/td>\nEquipment Selection
Compressors
Evaporators
Condensers and Heat Recovery <\/td>\n<\/tr>\n
607<\/td>\nFig. 2 Example of Heat Recovery Piping
Ice Temperature Control
Rink Piping and Pipe Supports <\/td>\n<\/tr>\n
608<\/td>\nHeaders and Expansion Tanks
Fig. 3 Reverse-Return System of Distribution
Fig. 4 Two-Pipe Header and Distribution
Coolant Equipment
Ice Removal
Storage Accumulators <\/td>\n<\/tr>\n
609<\/td>\nEnergy Consumption
Dehumidifiers
Rink Floor Design
Drainage <\/td>\n<\/tr>\n
610<\/td>\nFig. 5 Ice Rink Floors
Subfloor Heating for Freeze Protection
Preparation of Rink Floor
Permanent General-Purpose Rink Floor <\/td>\n<\/tr>\n
611<\/td>\nAll-Purpose Floors
Header Trench
Snow-Melting Pit
Fig. 6 Snow Melt Pit <\/td>\n<\/tr>\n
612<\/td>\nBuilding, Maintaining, and Planing Ice Surfaces
Pebbling
Water Quality
Imitation Ice-Skating Surfaces
References
Bibliography <\/td>\n<\/tr>\n
614<\/td>\nIP_R14_Ch45
Concrete Dams
Methods of Temperature Control
Cement Selection and Pozzolanic Admixtures
Cooling with Embedded Coils
Fig. 1 Flow Diagram of Typical Embedded-Coil System
Cooling with Chilled Water and Ice <\/td>\n<\/tr>\n
615<\/td>\nCooling by Inundation
Table 1 Temperature of Various Size Aggregates Cooled by Inundation
Air-Blast Cooling
Table 2 Bin Compartment Analysis for Determining Refrigeration Loads and Static Pressures <\/td>\n<\/tr>\n
616<\/td>\nTable 3 Resistance Pressure
Other Cooling Methods
System Selection Parameters
Control of Subsurface Water Flow <\/td>\n<\/tr>\n
617<\/td>\nFig. 2 Typical Freezing Point
Soil Stabilization
Thermal Design
Piling Design
Slab-on-Grade Buildings, Outdoor Slabs, and Equipment Pads
Design Considerations
Passive Cooling
Air Convection Systems
Liquid Convection Systems <\/td>\n<\/tr>\n
618<\/td>\nTwo-Phase Systems (Heat Pipes)
Fig. 3 Thermo Ring Pile Placement
Fig. 4 Typical Thermo-Probe Installation
Fig. 5 Active Ground Stabilization System
Active Systems <\/td>\n<\/tr>\n
619<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
620<\/td>\nIP_R14_Ch46
Flow Sheets and Specifications
Refrigeration: Service or Utility <\/td>\n<\/tr>\n
621<\/td>\nLoad Characteristics
Production Philosophy
Flexibility Requirements
Safety Requirements
Corrosion
Toxicity <\/td>\n<\/tr>\n
622<\/td>\nFire and Explosion
Refrigeration System Malfunction
Maintenance
Equipment Characteristics
Automation <\/td>\n<\/tr>\n
623<\/td>\nOutdoor Construction
Energy Recovery
Performance Testing
Insulation Requirements
Design Standards and Codes
Start-Up and Shutdown <\/td>\n<\/tr>\n
624<\/td>\nRefrigerants
Refrigeration Systems <\/td>\n<\/tr>\n
625<\/td>\nRefrigeration Equipment
Compressors
Absorption Equipment
Condensers <\/td>\n<\/tr>\n
626<\/td>\nEvaporators <\/td>\n<\/tr>\n
627<\/td>\nInstrumentation and Controls
Cooling Towers and Spray Ponds
Miscellaneous Equipment
Bibliography <\/td>\n<\/tr>\n
628<\/td>\nIP_R14_Ch47
General Applications
Low-Temperature Properties
Fluid Properties <\/td>\n<\/tr>\n
629<\/td>\nFig. 1 Phase Diagram for Helium 4
Fig. 2 Specific Heat for Helium 4 as Function of Temperature for Various Pressures
Fig. 3 Pressure\/Volume Diagram for Helium 4 near Its Vapor Dome
Table 1 Key Properties of Selected Cryogens <\/td>\n<\/tr>\n
630<\/td>\nFig. 4 Fraction of Liquid Hydrogen Evaporated due to Ortho-Parahydrogen Conversion as Function of Storage Time
Fig. 5 Pressure \/ Volume Diagram for Hydrogen near Its Vapor Dome
Fig. 6 Pressure \/ Volume Diagram for Nitrogen near Its Vapor Dome
Thermal Properties <\/td>\n<\/tr>\n
631<\/td>\nFig. 7 Specific Heat of Common Cryogenic Materials
Fig. 8 Integrated Average Specific Heat (from 540\u00b0R) for Common Cryogenic Materials
Fig. 9 Thermal Conductivity of Common Cryogenic Materials
Table 2 Integrated Average Specific Heat for Cryogenic Materials, in Btu\/lbm \u00b7 \u00b0R <\/td>\n<\/tr>\n
632<\/td>\nFig. 10 Integrated Average Thermal Conductivity (from 540\u00b0R) for Common Cryogenic Materials
Electrical and Magnetic Properties
Fig. 11 Integrated Average Thermal Coefficient of Expansion (from 540\u00b0R) for Common Cryogenic Materials
Table 3 Integrated Average Thermal Conductivity for Cryogenic Materials, in Btu\/h \u00b7 ft \u00b7 \u00b0F
Fig. 12 Electrical Resistivity of Some Common Cryogenic Materials <\/td>\n<\/tr>\n
633<\/td>\nMechanical Properties
Refrigeration and Liquefaction
Isenthalpic Expansion <\/td>\n<\/tr>\n
634<\/td>\nFig. 13 Schematic and Temperature-Entropy Diagram for Simple Joule-Thomson Cycle Refrigerator
Fig. 14 Dual-Pressure Joule-Thomson Cycle Used as Liquefier
Isentropic Expansion <\/td>\n<\/tr>\n
635<\/td>\nFig. 15 Schematic for Cold-Gas Expansion Refrigerator and Temperature-Entropy Diagram for Cycle
Combined Isenthalpic and Isentropic Expansion
Fig. 16 Schematic for Claude-Cycle Refrigerator and Temperature-Entropy Diagram for Cycle
Mixed-Refrigerant Cycle <\/td>\n<\/tr>\n
636<\/td>\nFig. 17 Classical Cascade Compressed-Vapor Refrigerator
Fig. 18 Three-Level and Nine-Level Cascade-Cycle Cooling Curves for Natural Gas
Fig. 19 Mixed-Refrigerant Cycle for Natural Gas Liquefaction
Fig. 20 Propane-Precooled Mixed-Refrigerant-Cycle Cooling Curve for Natural Gas Liquefaction <\/td>\n<\/tr>\n
637<\/td>\nComparison of Refrigeration and Liquefaction Systems
Table 4 Comparison of Several Liquefaction Systems Using Air as Working Fluid
Table 5 Reversible Power Requirements <\/td>\n<\/tr>\n
638<\/td>\nFig. 21 Efficiency as Percent of Carnot Efficiency
Cryocoolers
Recuperative Systems
Fig. 22 Schematic of Joule-Thomson and Brayton Cycles <\/td>\n<\/tr>\n
639<\/td>\nFig. 23 Isenthalpic Expansion of Multicomponent Gaseous Mixture from A to B <\/td>\n<\/tr>\n
640<\/td>\nFig. 24 Kleemenko-Cycle Cooler <\/td>\n<\/tr>\n
641<\/td>\nFig. 25 Schematic of Stirling Cryocooler
Regenerative Systems
Fig. 26 Schematic for Orifice Pulse Tube Cryocooler <\/td>\n<\/tr>\n
642<\/td>\nFig. 27 Schematic of Double-Inlet Pulse Tube Refrigerator Using Secondary Orifice
Fig. 28 Comparison of Carnot Efficiency for Several Recent Pulse Tube Cryocoolers with Similarly Powered Stirling Cryocoolers
Fig. 29 Three-Stage Series Orifice Pulse Tube Cryocooler for Liquefying Helium <\/td>\n<\/tr>\n
643<\/td>\nFig. 30 Schematic for Single-Stage Gifford-McMahon Refrigerator
Fig. 31 Cross Section of Three-Stage Gifford-McMahon Refrigerator
Separation and Purification of Gases <\/td>\n<\/tr>\n
644<\/td>\nAir Separation
Fig. 32 Linde Single-Column Gas Separator
Fig. 33 Traditional Linde Double-Column Gas Separator <\/td>\n<\/tr>\n
645<\/td>\nFig. 34 Argon Recovery Subsystem
Fig. 35 Contemporary Double-Column Gas Separator
Helium Recovery <\/td>\n<\/tr>\n
646<\/td>\nFig. 36 Schematic of U.S. Bureau of Mines Helium Separation Plant
Natural Gas Processing
Purification Procedures <\/td>\n<\/tr>\n
647<\/td>\nEquipment
Compression Systems
Expansion Devices <\/td>\n<\/tr>\n
648<\/td>\nHeat Exchangers <\/td>\n<\/tr>\n
649<\/td>\nFig. 37 Enlarged View of One Layer of Plate-and-Fin Heat Exchanger Before Assembly
Fig. 38 Typical Flow Arrangement for Reversing Heat Exchanger in Air Separation Plant <\/td>\n<\/tr>\n
650<\/td>\nFig. 39 Flow Arrangement in Regenerator Operation
Fig. 40 Specific Heat of Several Rare Earth Matrix Materials
Low-Temperature Insulations <\/td>\n<\/tr>\n
651<\/td>\nHigh-Vacuum Insulation
Table 6 Apparent Thermal Conductivity of Selected Insulations
Evacuated Multilayer Insulations
Table 7 Accommodation Coefficients for Several Gases <\/td>\n<\/tr>\n
652<\/td>\nFig. 41 Effect of Residual Gas Pressure on Apparent Thermal Conductivity of Multilayer Insulation
Evacuated Powder and Fibrous Insulations
Fig. 42 Apparent Thermal Conductivity of Several Powder Insulations as Function of Residual Gas Pressure <\/td>\n<\/tr>\n
653<\/td>\nHomogeneous Material Insulations
Composite Material Insulations Systems
Storage and Transfer Systems
Storage Systems
Fig. 43 Laboratory Storage Dewars for Liquid Oxygen and Nitrogen
Table 8 Insulation Selection for Various Cryogenic Storage Vessels <\/td>\n<\/tr>\n
654<\/td>\nTransfer Systems
Instrumentation
Pressure Measurements
Thermometry
Liquid-Level Measurements <\/td>\n<\/tr>\n
655<\/td>\nDensity Measurements
Flow Measurements
Hazards of Cryogenic Systems
Physiological Hazards
Construction and Operations Hazards <\/td>\n<\/tr>\n
656<\/td>\nFig. 44 Coefficient of Linear Expansion for Several Metals as Function of Temperature
Fig. 45 Pressure Developed During Warming of Liquid Nitrogen in Closed Container
Flammability and Detonability Hazards
Table 9 Flammability and Detonability Limits of Hydrogen and Methane Gas <\/td>\n<\/tr>\n
657<\/td>\nFig. 46 Flammable Limits for O2\/N2\/CH4 System
Hazard Evaluation Summary <\/td>\n<\/tr>\n
658<\/td>\nReferences
Bibliography <\/td>\n<\/tr>\n
660<\/td>\nIP_R14_Ch48
Autocascade Systems
Operational Characteristics
Fig. 1 Simple Autocascade Refrigeration System <\/td>\n<\/tr>\n
661<\/td>\nFig. 2 Four-Stage Autocascade System
Design Considerations
Custom-Designed and Field- Erected Systems
Single-Refrigerant Systems
Two-Stage Systems
Refrigerant and Compressor Selection <\/td>\n<\/tr>\n
662<\/td>\nTable 1 Low-Temperature Characteristics of Several Refrigerants at Three Evaporating Temperatures
Special Multistage Systems
Cascade Systems
Fig. 3 Simple Cascade System
Refrigerants for Low-Temperature Circuit <\/td>\n<\/tr>\n
663<\/td>\nFig. 4 Simple Cascade Pressure-Enthalpy Diagram
Fig. 5 Two-Stage Cascade System
Compressor Lubrication
Compressors <\/td>\n<\/tr>\n
664<\/td>\nFig. 6 Three-Stage Cascade System
Table 2 Properties of R-508b
Table 3 Theoretical Performance of Cascade System Using R-503, R-13, R-23, or R-508b
Table 4 Theoretical Compressor Performance Data for Two Different Evaporating Temperatures <\/td>\n<\/tr>\n
665<\/td>\nChoice of Metal for Piping and Vessels
Low-Temperature Materials
Fig. 7 Tensile Strength Versus Temperature of Several Metals
Metals
Table 5 Several Mechanical Properties of Aluminum Alloys at \u2013321\u00b0F <\/td>\n<\/tr>\n
666<\/td>\nFig. 8 Tensile Elongation Versus Temperature of Several Metals <\/td>\n<\/tr>\n
667<\/td>\nThermoplastic Polymers
Fig. 9 Shear Modulus Versus Normalized Temperature (T\/Tg) for Thermoplastic Polymers
Table 6 Approximate Melting and Glass Transition Temperatures for Common Polymers
Thermosetting Plastics
Fig. 10 Tensile Strength Versus Temperature of Plastics and Polymer Matrix Laminates
Fiber Composites <\/td>\n<\/tr>\n
668<\/td>\nTable 7 Tensile Properties of Unidirectional Fiber-Reinforced Composites
Adhesives
Table 8 Components of Low-Temperature Refrigerated Pipe Insulation System
Insulation <\/td>\n<\/tr>\n
669<\/td>\nHeat Transfer
Secondary Coolants
Table 9 Overview of Some Secondary Coolants <\/td>\n<\/tr>\n
670<\/td>\nTable 10 Refrigerant Properties of Some Low-Temperature Secondary Coolants
References
Bibliography <\/td>\n<\/tr>\n
671<\/td>\nIP_R14_Ch49
Preservation Applications
Principles of Biological Preservation <\/td>\n<\/tr>\n
672<\/td>\nFig. 1 Schematic of Response of Single Cell During Freezing as Function of Cooling Rate
Fig. 2 Generic Survival Signature Indicating Independent Injury Mechanisms Associated with Extremes of Slow and Rapid Cooling Rates During Cell Freezing
Table 1 Summary of Cryoprotective Agents (CPAs) <\/td>\n<\/tr>\n
673<\/td>\nTable 2 Spectrum of Various Types of Living Cells and Tissues Commonly Stored by Freezing (as of 1993)
Preservation of Biological Materials by Freezing <\/td>\n<\/tr>\n
674<\/td>\nPreservation of Biological Materials by Freeze Drying
Fig. 3 Key Steps in Freeze-Drying Process
Fig. 4 Phase Diagrams of Aqueous Solutions <\/td>\n<\/tr>\n
675<\/td>\nPreservation of Biological Materials by Vitrification
Preservation of Biological Materials by Undercooling <\/td>\n<\/tr>\n
676<\/td>\nResearch Applications
Electron Microscopy Specimen Preparation
Cryomicroscopy <\/td>\n<\/tr>\n
677<\/td>\nCryomicrotome
Clinical Applications
Hypothermia
Cryosurgery <\/td>\n<\/tr>\n
678<\/td>\nTable 3 Adjuvants for Cryosurgical Application
Refrigeration Hardware for Cryobiological Applications
Fig. 5 Generic Thermal History for Example Cryopreservation Procedure <\/td>\n<\/tr>\n
679<\/td>\nReferences <\/td>\n<\/tr>\n
681<\/td>\nBibliography <\/td>\n<\/tr>\n
682<\/td>\nIP_R14_Ch50 <\/td>\n<\/tr>\n
691<\/td>\nSources <\/td>\n<\/tr>\n
692<\/td>\nIP_R14_Ch51
Selected Codes and Standards Published by Various Societies and Associations <\/td>\n<\/tr>\n
718<\/td>\nORGANIZATIONS (Continued) <\/td>\n<\/tr>\n
720<\/td>\nR14AdditionsI-P
2011 HVAC Applications
Fig. 9 Typical Layout of UVGI Fixtures for Patient Isolation Room
2012 HVAC Systems and Equipment
Fig. 1 Dehumidification Process Points <\/td>\n<\/tr>\n
721<\/td>\nTable 4 Energy Cost Percentiles from 2003 Commercial Survey
2013 Fundamentals <\/td>\n<\/tr>\n
722<\/td>\nTable 8 Enhanced Model Stack and Wind Coefficients
Fig. 3 Indirect Evaporative Cooling (IEC) Heat Exchanger
Fig. 25 Typical Sensible Storage Connection Scheme <\/td>\n<\/tr>\n
723<\/td>\nFig. 13 The Psychrometric Processes of Exchangers in Series Mode <\/td>\n<\/tr>\n
724<\/td>\nIP_R2014 Index
Abbreviations, F37
Absorbents
Absorption
Acoustics. See Sound
Activated carbon adsorption, A46.7
Adaptation, environmental, F9.16
ADPI. See Air diffusion performance index (ADPI)
Adsorbents
Adsorption
Aeration, of farm crops, A25
Aerosols, S29.1
Affinity laws for centrifugal pumps, S44.8
AFUE. See Annual fuel utilization efficiency (AFUE)
AHU. See Air handlers
Air
Air barriers, F26.5
Airborne infectious diseases, F10.7
Air cleaners. (See also Filters, air; Industrial exhaust gas cleaning)
Air conditioners. (See also Central air conditioning) <\/td>\n<\/tr>\n
725<\/td>\nAir conditioning. (See also Central air conditioning)
Air contaminants, F11. (See also Contaminants)
Aircraft, A12
Air curtains, display cases, R15.6
Air diffusers, S20
Air diffusion, F20
Air diffusion performance index (ADPI), A57.5
Air distribution, A57; F20; S4; S20
Air exchange rate
Air filters. See Filters, air
Airflow <\/td>\n<\/tr>\n
726<\/td>\nAirflow retarders, F25.9, 10
Air flux, F25.2. (See also Airflow)
Air handlers
Air inlets
Air intakes
Air jets. See Air diffusion
Air leakage. (See also Infiltration)
Air outlets
Airports, air conditioning, A3.6
Air quality. [See also Indoor air quality (IAQ)]
Airtightness, F36.24
Air-to-air energy recovery, S26
Air-to-transmission ratio, S5.13
Air transport, R27
Air washers
Algae, control, A49.5
All-air systems
Altitude, effects of
Ammonia
Anchor bolts, seismic restraint, A55.7
Anemometers
Animal environments
Annual fuel utilization efficiency (AFUE), S33.9; S34.2
Antifreeze
Antisweat heaters (ASH), R15.5
Apartment buildings <\/td>\n<\/tr>\n
727<\/td>\nAquifers, thermal storage, S51.6
Archimedes number, F20.6
Archives. See Museums, galleries, archives, and libraries
Arenas
Argon, recovery, R47.17
Asbestos, F10.5
ASH. See Antisweat heaters (ASH)
Atriums
Attics, unconditioned, F27.2
Auditoriums, A5.3
Automobiles
Autopsy rooms, A9.5, 6
Avogadro\u2019s law, and fuel combustion, F28.10
Backflow-prevention devices, S47.13
BACnet\u00ae, A40.17; F7.18
Bacteria
Bakery products, R41
Balance point, heat pumps, S49.9
Balancing. (See also Testing, adjusting, and balancing)
BAS. See Building automation systems (BAS)
Baseboard units
Basements
Beer\u2019s law, F4.16
Bernoulli equation, F21.1
Best efficiency point (BEP), S44.7
Beverages, R39
BIM. See Building information modeling (BIM)
Bioaerosols
Biocides, control, A49.5
Biodiesel, F28.6
Biological safety cabinets, A16.6
Biomanufacturing cleanrooms, A18.7
Bioterrorism. See Chemical, biological, radio- logical, and explosive (CBRE) incidents
Boilers, S32
Boiling
Brake horsepower, S44.8
Brayton cycle
Bread, R41
Breweries
Brines. See Coolants, secondary
Building automation systems (BAS), A40.17; F7.14
Building energy monitoring, A41. (See also Energy, monitoring)
Building envelopes <\/td>\n<\/tr>\n
728<\/td>\nBuilding information modeling (BIM), A40.15
Building materials, properties, F26
Building thermal mass
Burners
Buses
Bus terminals
Butane, commercial, F28.5
CAD. See Computer-aided design (CAD)
Cafeterias, service water heating, A50.14, 20
Calcium chloride brines, F31.1
Candy
Capillary action, and moisture flow, F25.10
Capillary tubes
Carbon dioxide
Carbon emissions, F34.6
Carbon monoxide
Cargo containers, R25
Carnot refrigeration cycle, F2.6
Cattle, beef, and dairy, A24.7. (See also Animal environments)
CAV. See Constant air volume (CAV)
Cavitation, F3.13
CBRE. See Chemical, biological, radiological, and explosive (CBRE) incidents
Ceiling effect. See Coanda effect
Ceilings
Central air conditioning, A42. (See also Air conditioning)
Central plants
Central systems
Cetane number, engine fuels, F28.8
CFD. See Computational fluid dynamics (CFD)
Charging, refrigeration systems, R8.4
Chemical, biological, radiological, and explosive (CBRE) incidents, A59 <\/td>\n<\/tr>\n
729<\/td>\nChemical plants
Chemisorption, A46.7
Chilled beams, S20.9
Chilled water (CW)
Chillers
Chilton-Colburn j-factor analogy, F6.7
Chimneys, S35
Chlorinated polyvinyl chloride (CPVC), A34.6
Chocolate, R42.1. (See also Candy)
Choking, F3.13
CHP systems. See Combined heat and power (CHP)
Cinemas, A5.3
Claude cycle, R47.8
Cleanrooms. See Clean spaces
Clean spaces, A18
Clear-sky solar radiation, calculation, F14.7
Climate change, effect on climatic design conditions, F14.15
Climatic design information, F14
Clothing
CLTD\/CLF. See Cooling load temperature differential method with solar cooling load factors (CLTD\/CLF)
Coal <\/td>\n<\/tr>\n
730<\/td>\nCoanda effect, A33.6; F20.2, 6; S20.2
Codes, A51. (See also Standards)
Coefficient of performance (COP)
Cogeneration. See Combined heat and power (CHP)
Coils
Colburn\u2019s analogy, F4.17
Colebrook equation
Collectors, solar, A35.6, 11, 23, 25; S37.3
Colleges and universities, A7.11
Combined heat and power (CHP), S7
Combustion, F28
Combustion air systems
Combustion turbine inlet cooling (CTIC), S7.20; S8.1
Comfort. (See also Physiological principles, humans) <\/td>\n<\/tr>\n
731<\/td>\nCommercial and public buildings, A3
Commissioning, A43
Compressors, S38
Computational fluid dynamics (CFD), F13.1
Computer-aided design (CAD), A18.5; A40.14
Computers, A40
Concert halls, A5.4
Concrete
Condensate
Condensation
Condensers, S39 <\/td>\n<\/tr>\n
732<\/td>\nConductance, thermal, F4.3; F25.1
Conduction
Conductivity, thermal, F25.1; F26.1
Constant air volume (CAV)
Constant-volume, all-air systems
Construction. (See also Building envelopes)
Containers. (See also Cargo containers)
Contaminants
Continuity, fluid dynamics, F3.2
Control. (See also Controls, automatic; Supervisory control) <\/td>\n<\/tr>\n
733<\/td>\nControlled-atmosphere (CA) storage
Controlled-environment rooms (CERs), and plant growth, A24.16
Controls, automatic, F7. (See also Control)
Convection
Convectors
Convention centers, A5.5
Conversion factors, F38
Coolants, secondary
Coolers. (See also Refrigerators)
Cooling. (See also Air conditioning)
Cooling load <\/td>\n<\/tr>\n
734<\/td>\nCooling load temperature differential method with solar cooling load factors (CLTD\/CLF), F18.49
Cooling towers, S40
Cool storage, S51.1
COP. See Coefficient of performance (COP)
Corn, drying, A25.1
Correctional facilities. See Justice facilities
Corrosion
Costs. (See also Economics)
Cotton, drying, A25.8
Courthouses, A9.4
Courtrooms, A9.5
CPVC. See Chlorinated polyvinyl chloride (CPVC)
Crawlspaces
Critical spaces
Crops. See Farm crops
Cruise terminals, A3.6
Cryogenics, R47 <\/td>\n<\/tr>\n
735<\/td>\nCurtain walls, F15.5
Cycloparaffins, R12.3
Dairy products, R33
Dampers
Dams, concrete cooling, R45.1
Darcy equation, F21.6
Darcy-Weisbach equation
Data-driven modeling
Data processing areas
Daylighting
DDC. See Direct digital control (DDC)
Dedicated outdoor air system (DOAS), S4.13; S18.2, 7; S25.4
Definitions, of refrigeration terms, R50
Defrosting
Degree-days, F14.12; F19.18
Dehumidification, A47.12; S24
Dehumidifiers
Dehydration
Density
Dental facilities, A8.15
Desiccants, F32.1; S24.1
Design-day climatic data, F14.12
Desorption isotherm, F26.19
Desuperheaters
Dew-point
Diamagnetism, and superconductivity, R47.5
Diesel fuel, F28.8
Diffusers, air, sound control, A48.12
Diffusion
Diffusivity
Dilution
Dining halls, in justice facilities, A9.4
DIR. See Dispersive infrared (DIR)
Direct digital control (DDC), F7.4, 10
Direct numerical simulation (DNS), turbulence modeling, F13.4; F24.10
Dirty bombs. See Chemical, biological, radio- logical, and explosive (CBRE) incidents
Discharge coefficients, in fluid flow, F3.9
Dispersive infrared (DIR), F7.9
Display cases, R15.2, 5
District energy (DE), S12.1
District heating and cooling (DHC), S12 <\/td>\n<\/tr>\n
736<\/td>\nd-limonene, F31.13
DNS. See Direct numerical simulation (DNS)
Doors
Dormitories
Draft
Drag, in fluid flow, F3.5
Driers, R7.6. (See also Dryers)
Drip station, steam systems, S12.11
Dryers. (See also Driers)
Drying
DTW. See Dual-temperature water (DTW) system
Dual-duct systems
Dual-temperature water (DTW) system, S13.1
DuBois equation, F9.3
Duct design
Ducts
Dust mites, F25.17
Dusts, S29.1
Dynamometers, A17.1
Earth, stabilization, R45.3, 4
Earthquakes, seismic-resistant design, A55.1
Economic analysis, A37
Economic coefficient of performance (ECOP), S7.49
Economics. (See also Costs) <\/td>\n<\/tr>\n
737<\/td>\nEconomizers
ECOP. See Economic coefficient of performance (ECOP)
ECS. See Environmental control system (ECS)
Eddy diffusivity, F6.7
Educational facilities, A7
EER. See Energy efficiency ratio (EER)
Effectiveness, heat transfer, F4.21
Effective radiant flux (ERF), A54.2
Efficiency
Eggs, R34
EIFS. See Exterior insulation finishing system (EIFS)
Electricity
Electric thermal storage (ETS), S51.16
Electrostatic precipitators, S29.6; S30.7
Elevators
Emissions, pollution, F28.7
Emissivity, F4.2
Emittance, thermal, F25.2
Enclosed vehicular facilities, A15
Energy
Energy efficiency ratio (EER), S50.1
Energy savings performance contracting (ESPC), A37.8
Energy transfer station, S12.32
Engines, S7 <\/td>\n<\/tr>\n
738<\/td>\nEngine test facilities, A17
Enhanced tubes. See Finned-tube heat transfer coils
Enthalpy
Entropy, F2.1
Environmental control
Environmental control system (ECS), A12
Environmental health, F10
Environmental tobacco smoke (ETS)
Equipment vibration, A48.43; F8.17
ERF. See Effective radiant flux (ERF)
ESPC. See Energy savings performance contracting (ESPC)
Ethylene glycol, in hydronic systems, S13.23
ETS. See Environmental tobacco smoke (ETS); Electric thermal storage (ETS)
Evaluation. See Testing
Evaporation, in tubes
Evaporative coolers. (See also Refrigerators)
Evaporative cooling, A52
Evaporators. (See also Coolers, liquid)
Exfiltration, F16.1
Exhaust
Exhibit buildings, temporary, A5.8
Exhibit cases, A23.5, 16
Exhibition centers, A5.5
Expansion joints and devices, S46.10
Expansion tanks, S12.8
Explosions. See Chemical, biological, radio- logical, and explosive (CBRE) incidents
Fairs, A5.8
Family courts, A9.3. (See also Juvenile facilities)
Fan-coil units, S5.6
Fans, S21
Farm crops, drying and storing, A25 <\/td>\n<\/tr>\n
739<\/td>\nFaults, system, reasons for detecting, A39.6
f-Chart method, sizing heating and cooling systems, A35.20
Fenestration. (See also Windows)
Fick\u2019s law, F6.1
Filters, air, S29. (See also Air cleaners)
Filters, water, A49.7
Finned-tube heat-distributing units, S36.1, 5
Finned-tube heat transfer coils, F4.25
Fins, F4.6
Fire\/smoke management. See Smoke management
Firearm laboratories, A9.6
Fireplaces, S34.4
Fire safety
Fish, R19; R32
Fitness facilities. (See also Gymnasiums)
Fittings
Fixed-guideway vehicles, A11.7. (See also Mass-transit systems)
Fixture units, A50.1, 26
Flammability limits, gaseous fuels, F28.1
Flash tank, steam systems, S11.15
Floors
Flowers, cut
Flowmeters, A38.12; F36.19
Fluid dynamics computations, F13.1
Fluid flow, F3
Food. (See also specific foods) <\/td>\n<\/tr>\n
740<\/td>\nFood service
Forced-air systems, residential, A1.1
Forensic labs, A9.5
Fouling factor
Foundations, moisture control, A44.11
Fountains, Legionella pneumophila control, A49.7
Fourier\u2019s law, and heat transfer, F25.5
Four-pipe systems, S5.5
Framing
Freeze drying, A30.6
Freeze prevention. (See also Freeze protection systems)
Freeze protection systems, A51.17, 19
Freezers
Freezing
Friction, in fluid flow
Fruit juice, R38
Fruits
Fuel cells, combined heat and power (CHP), S7.22
Fuels, F28
Fume hoods, laboratory exhaust, A16.3
Fungal pathogens, F10.8
Furnaces, S33 <\/td>\n<\/tr>\n
741<\/td>\nGalleries. See Museums, galleries, archives, and libraries
Garages
Gases
Gas-fired equipment, S34. (See also Natural gas)
Gas vents, S35.1
GCHP. See Ground-coupled heat pumps (GCHP)
Generators
Geothermal energy, A34
Geothermal heat pumps (GHP), A34.10
Glaser method, F25.15
Glazing
Glossary, of refrigeration terms, R50
Glycols, desiccant solution, S24.2
Graphical symbols, F37
Green design, and sustainability, F35.1
Greenhouses. (See also Plant environments)
Grids, for computational fluid dynamics, F13.4
Ground-coupled heat pumps (GCHP)
Ground-source heat pumps (GSHP), A34.1, 9
Groundwater heat pumps (GWHP), A34.25
GSHP. See Ground-source heat pumps (GSHP)
Guard stations, in justice facilities, A9.4
GWHP. See Groundwater heat pumps (GWHP)
GWP. See Global warming potential (GWP)
Gymnasiums, A5.5; A7.3
HACCP. See Hazard analysis and critical control point (HACCP)
Halocarbon
Hartford loop, S11.3
Hay, drying, A25.7
Hazard analysis and control, F10.4
Hazard analysis and critical control point (HACCP), R22.4
Hazen-Williams equation, F22.1
HB. See Heat balance (HB)
Health
Health care facilities, A8. (See also specific types)
Heat
Heat and moisture control, F27.1
Heat balance (HB), S9.19
Heat capacity, F25.1
Heat control, F27
Heaters, S34
Heat exchangers, S48 <\/td>\n<\/tr>\n
742<\/td>\nHeat flow, F25. (See also Heat transfer)
Heat flux, F25.1
Heat gain. (See also Load calculations)
Heating
Heating load
Heating values of fuels, F28.3, 7, 9
Heat loss. (See also Load calculations)
Heat pipes, air-to-air energy recovery, S26.13
Heat pumps
Heat recovery. (See also Energy, recovery)
Heat storage. See Thermal storage
Heat stress
Heat transfer, F4; F25; F26; F27. (See also Heat flow) <\/td>\n<\/tr>\n
743<\/td>\nHeat transmission
Heat traps, A50.2
Helium
High-efficiency particulate air (HEPA) filters, A28.3; S29.6; S30.3
High-rise buildings. See Tall Buildings
High-temperature short-time (HTST) pasteurization, R33.2
High-temperature water (HTW) system, S13.1
Homeland security. See Chemical, biological, radiological, and explosive (CBRE) incidents
Hoods
Hospitals, A8.2
Hot-box method, of thermal modeling, F25.8
Hotels and motels, A6
Hot-gas bypass, R1.35
Houses of worship, A5.3
HSI. See Heat stress, index (HSI)
HTST. See High-temperature short-time (HTST) pasteurization
Humidification, S22
Humidifiers, S22
Humidity <\/td>\n<\/tr>\n
744<\/td>\nHVAC security, A59
Hydrogen, liquid, R47.3
Hydronic systems, S35. (See also Water systems)
Hygrometers, F7.9; F36.10, 11
Hygrothermal loads, F25.2
Hygrothermal modeling, F25.16; F27.10
IAQ. See Indoor air quality (IAQ)
IBD. See Integrated building design (IBD)
Ice
Ice makers
Ice rinks, A5.5; R44
ID50\u201a mean infectious dose, A59.8
Ignition temperatures of fuels, F28.2
IGUs. See Insulating glazing units (IGUs)
Illuminance, F36.30
Indoor air quality (IAQ). (See also Air quality)
Indoor environmental modeling, F13
Induction
Industrial applications
Industrial environments, A14; A31; A32
Industrial exhaust gas cleaning, S29. (See also Air cleaners)
Industrial hygiene, F10.3
Infiltration. (See also Air leakage) <\/td>\n<\/tr>\n
745<\/td>\nInfrared applications
In-room terminal systems
Instruments, F14. (See also specific instruments or applications)
Insulating glazing units (IGUs), F15.4
Insulation, thermal
Integrated building design (IBD), A58.1
Integrated design process (IDP), A58.1
Intercoolers, ammonia refrigeration systems, R2.11
Jacketing, insulation, R10.6
Jails, A9.3
Joule-Thomson cycle, R47.6
Judges\u2019 chambers, A9.5
Juice, R38.1
Jury facilities, A9.5
Justice facilities, A9
Juvenile facilities, A9.1. (See also Family courts)
K-12 schools, A7.2
Kelvin\u2019s equation, F25.11
Kirchoff\u2019s law, F4.13
Kitchens, A33 <\/td>\n<\/tr>\n
746<\/td>\nKleemenko cycle, R47.13
Krypton, recovery, R47.18
Laboratories, A16
Laboratory information management systems (LIMS), A9.7
Lakes, heat transfer, A34.30
Laminar flow
Large eddy simulation (LES), turbulence modeling, F13.3; F24.10
Laser Doppler anemometers (LDA), F36.17
Laser Doppler velocimeters (LDV), F36.17
Latent energy change materials, S51.2
Laundries
LCR. See Load collector ratio (LCR)
LD50\u201a mean lethal dose, A59.8
LDA. See Laser Doppler anemometers (LDA)
LDV. See Laser Doppler velocimeters (LDV)
LE. See Life expectancy (LE) rating
Leakage
Leakage function, relationship, F16.15
Leak detection of refrigerants, F29.9
Legionella pneumophila, A49.6; F10.7
Legionnaires\u2019 disease. See Legionella pneumophila
LES. See Large eddy simulation (LES)
Lewis relation, F6.9; F9.4
Libraries. See Museums, galleries, archives, and libraries
Life expectancy (LE) rating, film, A22.3
Lighting
Light measurement, F36.30
LIMS. See Laboratory information management systems (LIMS)
Linde cycle, R47.6
Liquefied natural gas (LNG), S8.6
Liquefied petroleum gas (LPG), F28.5
Liquid overfeed (recirculation) systems, R4
Lithium bromide\/water, F30.69
Lithium chloride, S24.2
Load calculations
Load collector ratio (LCR), A35.21
Local exhaust. See Exhaust
Loss coefficients
Louvers, F15.29
Low-temperature water (LTW) system, S13.1
LPG. See Liquefied petroleum gas (LPG)
LTW. See Low-temperature water (LTW) system
Lubricants, R6.1
Lubricants, R12. (See also Lubrication; Oil) <\/td>\n<\/tr>\n
747<\/td>\nLubrication, R12
Mach number, S38.31
Maintenance. (See also Operation and maintenance)
Makeup air units, S28.8
Malls, A2.6
Manometers, differential pressure readout, A38.12
Manufactured homes, A1.7
Masonry, insulation, F26.7. (See also Building envelopes)
Mass transfer, F6
Mass-transit systems
McLeod gages, F36.14
Mean infectious dose (ID50), A59.8
Mean lethal dose (LD50), A59.8
Mean radiant temperature (MRT), A54.1
Mean temperature difference, F4.21
Measurement, F36. (See also Instruments)
Meat, R30
Mechanical equipment room, central
Mechanical traps, steam systems, S11.8
Medium-temperature water (MTW) system, S13.1
Meshes, for computational fluid dynamics, F13.4
Metabolic rate, F9.6
Metals and alloys, low-temperature, R48.6
Microbial growth, R22.4
Microbial volatile organic chemicals (MVOCs), F10.7
Microbiology of foods, R22.1
Microphones, F36.27
Mines, A29
Modeling. (See also Data-driven modeling; Energy, modeling)
Moist air
Moisture <\/td>\n<\/tr>\n
748<\/td>\nMold, F25.17
Montreal Protocol, F29.1
Motors, S45
Movie theaters, A5.3
MRT. See Mean radiant temperature (MRT)
Multifamily residences, A1.6
Multiple-use complexes
Multisplit unitary equipment, S49.1
Multizone airflow modeling, F13.14
Museums, galleries, archives, and libraries
MVOCs. See Microbial volatile organic compounds (MVOCs)
Natatoriums. (See also Swimming pools)
Natural gas, F28.5
Navier-Stokes equations, F13.1
NC curves. See Noise criterion (NC) curves
Net positive suction head (NPSH), A34.27; R2.8; S44.10
Night setback, recovery, A42.36
Nitrogen
Noise, F8.13. (See also Sound)
Noise criterion (NC) curves, F8.16
Noncondensable gases
NPSH. See Net positive suction head (NPSH)
NTU. See Number of transfer units (NTU)
Nuclear facilities, A28
Number of transfer units (NTU)
Nursing facilities, A8.14
Nuts, storage, R42.7
Odors, F12
ODP. See Ozone depletion potential (ODP)
Office buildings
Oil, fuel, F28.6 <\/td>\n<\/tr>\n
749<\/td>\nOil. (See also Lubricants)
Olf unit, F12.6
One-pipe systems
Operating costs, A37.4
Operation and maintenance, A39. (See also Maintenance)
Optimization, A42.4
Outdoor air, free cooling
Outpatient health care facilities, A8.14
Owning costs, A37.1
Oxygen
Ozone
Packaged terminal air conditioners (PTACs), S50.5
Packaged terminal heat pumps (PTHPs), S50.5
PACs. See Polycyclic aromatic compounds (PAC)
PAH. See Polycyclic aromatic hydrocarbons (PAHs)
Paint, and moisture problems, F25.17
Panel heating and cooling, S6. (See also Radiant heating and cooling)
Paper
Paper products facilities, A26
Paraffins, R12.3
Parallel compressor systems, R15.13
Particulate matter, indoor air quality (IAQ), F10.4, 6
Pasteurization, R33.2
Peanuts, drying, A25.8
PEL. See Permissible exposure limits (PEL)
Performance contracting, A41.2
Permafrost stabilization, R45.4
Permeability
Permeance
Permissible exposure limits (PELs), F10.6
Personal environmental control (PEC) systems, F9.25
Pharmaceutical manufacturing cleanrooms, A18.7
Phase-change materials, thermal storage of, S51.15, 26
Photographic materials, A22
Photovoltaic (PV) systems, S36.18. (See also Solar energy)
Physical properties of materials, F33
Physiological principles, humans. (See also Comfort)
Pigs. See Swine
Pipes, S46. (See also Piping) <\/td>\n<\/tr>\n
750<\/td>\nPiping. (See also Pipes)
Pitot-static tubes, F36.17
Pitot tubes, A38.2; F36.17
Places of assembly, A5
Planes. See Aircraft
Plank\u2019s equation, R20.7
Plant environments, A24.10
Plenums
PMV. See Predicted mean vote (PMV)
Police stations, A9.1
Pollutant transport modeling. See Contami- nants, indoor, concentration prediction
Pollution, air, and combustion, F28.7, 14
Polycyclic aromatic hydrocarbons (PAHs), F10.6
Polydimethylsiloxane, F31.13
Ponds, spray, S40.6
Pope cell, F36.12
Positive positioners, F7.8
Potatoes
Poultry. (See also Animal environments; Chickens; Turkeys)
Power-law airflow model, F13.14
Power plants, A27
PPD. See Predicted percent dissatisfied (PPD)
Prandtl number, F4.17
Precooling
Predicted mean vote (PMV), F36.31
Predicted percent dissatisfied (PPD), F9.18
Preschools, A7.1
Pressure <\/td>\n<\/tr>\n
751<\/td>\nPressure drop. (See also Darcy-Weisbach equation)
Primary-air systems, S5.10
Printing plants, A20
Prisons, A9.3
Produce
Product load, R15.5
Propane
Propylene glycol, hydronic systems, S13.23
Psychrometers, F1.13
Psychrometrics, F1
PTACs. See Packaged terminal air condition- ers (PTACs)
PTHPs. See Packaged terminal heat pumps (PTHPs)
Public buildings. See Commercial and public buildings; Places of assembly
Pumps
Purge units, centrifugal chillers, S43.11
Radiant heating and cooling, A55; S6.1; S15; S33.4. (See also Panel heating and cooling)
Radiant time series (RTS) method, F18.2, 20
Radiation
Radiators, S36.1, 5
Radioactive gases, contaminants, F11.19
Radiometers, A54.7
Radon, F10.11, 17, 22
Rail cars
Rail cars, R25. (See also Cargo containers)
Railroad tunnels, ventilation <\/td>\n<\/tr>\n
752<\/td>\nRain, and building envelopes, F25.4
RANS. See Reynolds-Averaged Navier-Stokes (RANS) equation
Rapid-transit systems. See Mass-transit systems
Rayleigh number, F4.19
RC curves. See Room criterion (RC) curves
Receivers
Recycling refrigerants, R9.3
Refrigerant\/absorbent pairs, F2.15
Refrigerant-control devices, R11
Refrigerants, F29.1
Refrigerant transfer units (RTU), liquid chillers, S43.11
Refrigerated facilities, R23
Refrigeration,
Refrigeration, F1.1. (See also Absorption) <\/td>\n<\/tr>\n
753<\/td>\nRefrigeration, F1.1. (See also Adsorption)
Refrigeration oils, R12. (See also Lubricants)
Refrigerators
Regulators. (See also Valves)
Residential systems, A1
Resistance, thermal, F4; F25; F26. (See also R-values)
Resistance temperature devices (RTDs), F7.9; F36.6
Resistivity, thermal, F25.1
Resource utilization factor (RUF), F34.2
Respiration of fruits and vegetables, R19.17
Restaurants
Retail facilities, A2
Retrofit performance monitoring, A41.4
Retrofitting refrigerant systems, contaminant control, R7.10
Reynolds-averaged Navier-Stokes (RANS) equation, F13.3; F24.10
Reynolds number, F3.3
Rice, drying, A25.9
RMS. See Root mean square (RMS)
Road tunnels, A15.3
Roof ponds, Legionella pneumophila control, A49.7
Roofs
Room air distribution, A57; S20.1
Room criterion (RC) curves, F8.16
Root mean square (RMS), F36.1
Roughness factors, ducts, F21.6
RTDs. See Resistance temperature devices (RTDs)
RTS. See Radiant time series (RTS)
RTU. See Refrigerant transfer units (RTU)
RUF. See Resource utilization factor (RUF)
Rusting, of building components, F25.17
R-values, F23; F25; F26. (See also Resistance, thermal)
Safety <\/td>\n<\/tr>\n
754<\/td>\nSafety showers, Legionella pneumophila control, A49.7
Sanitation
Savings-to-investment-ratio (SIR), A37.11
Scale
Schematic design, A58.9
Schneider system, R23.7
Schools
Security. See Chemical, biological, radio- logical, and explosive (CBRE) incidents
Seeds, storage, A25.11
Seismic restraint, A48.51; A55.1
Semivolatile organic compounds (SVOCs), F10.4, 12; F11.14
Sensors
Separators, lubricant, R11.24
Service water heating, A50
SES. See Subway environment simulation (SES) program
Shading
Ships, A13
Short-tube restrictors, R11.31
Single-duct systems, all-air, S4.10
SIR. See Savings-to-investment ratio (SIR)
Skating rinks, R44.1
Skylights, and solar heat gain, F15.27
Slab heating, A51
Slab-on-grade foundations, A44.11
SLR. See Solar-load ratio (SLR)
Smoke management, A53
Snow-melting systems, A51 <\/td>\n<\/tr>\n
755<\/td>\nSnubbers, seismic, A55.8
Sodium chloride brines, F31.1
Soft drinks, R39.10
Soils. (See also Earth)
Solar energy, A35; S37.1 (See also Solar heat gain; Solar radiation)
Solar heat gain, F15.13; F18.14
Solar-load ratio (SLR), A35.21
Solar-optical glazing, F15.13
Solar radiation, F14.7; F15.13
Solid fuel
Solvent drying, constant-moisture, A30.7
Soot, F28.17
Sorbents, F32.1
Sorption isotherm, F25.10, F26.19
Sound, F8. (See also Noise)
Sound control, A48; F8. (See also Noise)
Soybeans, drying, A25.7
Specific heat
Spot cooling
Spot heating, A54.4
Stack effect
Stadiums, A5.4
Stairwells, smoke control, A53.9
Standard atmosphere, U.S., F1.1
Standards, A51. (See also Codes) <\/td>\n<\/tr>\n
756<\/td>\nStatic electricity and humidity, S22.2
Steam
Steam systems, S11
Steam traps, S11.7
Stefan-Boltzmann equation, F4.2, 12
Stevens\u2019 law, F12.3
Stirling cycle, R47.14
Stokers, S31.16
Storage
Stoves, heating, S34.5
Stratification
Stroboscopes, F36.27
Subcoolers
Subway environment simulation (SES) program, A15.3
Subway systems. (See also Mass-transit systems)
Suction risers, R2.23
Sulfur content, fuel oils, F28.7
Superconductivity, diamagnetism, R47.5
Supervisory control, A42
Supply air outlets, S20.1. (See also Air outlets)
Surface effect. See Coanda effect
Surface transportation
Surface water heat pump (SWHP), A34.12
Sustainability
Sustainability, F16.1; F35.1; S49.2 <\/td>\n<\/tr>\n
757<\/td>\nSVFs. See Synthetic vitreous fibers (SVFs)
SVOCs. See Semivolatile organic compounds (SVOCs)
SWHP. See Surface water heat pump (SWHP)
Swimming pools. (See also Natatoriums)
Swine, recommended environment, A24.7
Symbols, F37
Synthetic vitreous fibers (SVFs), F10.5
Tachometers, F36.27
Tall buildings, A4
Tanks, secondary coolant systems, R13.2
Temperature
Temperature-controlled transport, R25.1
Temperature index, S22.3
Terminal units, A47.12; S20.8
Terminology, R50
Terrorism. See Chemical, biological, radio- logical, and explosive (CBRE) incidents
TES. See Thermal energy storage (TES)
Testing
Testing, adjusting, and balancing. (See also Balancing)
TETD\/TA. See Total equivalent temperature differential method with time averaging (TETD\/TA)
TEWI. See Total equivalent warning impact (TEWI)
Textile processing plants, A21
TFM. See Transfer function method (TFM)
Theaters, A5.3
Thermal bridges, F25.8
Thermal comfort. See Comfort
Thermal emittance, F25.2
Thermal energy storage (TES), S8.5; S51
Thermal properties, F26.1
Thermal resistivity, F25.1
Thermal storage, S51 <\/td>\n<\/tr>\n
758<\/td>\nThermal transmission data, F26
Thermistors, R11.4
Thermodynamics, F2.1
Thermometers, F36.5
Thermopile, F7.4; F36.9; R45.4
Thermosiphons
Thermostats
Three-pipe distribution, S5.5
Tobacco smoke
Tollbooths
Total equivalent temperature differential method with time averaging (TETD\/TA), F18.49
Trailers and trucks, refrigerated, R25. (See also Cargo containers)
Transducers, pneumatic pressure, F7.10
Transfer function method (TFM), A40.9; F18.49
Transmittance, thermal, F25.2
Transmitters, pneumatic pressure, F7.10
Transpiration, R19.19
Transportation centers
Transport properties of refrigerants, F30
Traps
Trucks, refrigerated, R25. (See also Cargo containers)
Tuning automatic control systems, F7.18
Tunnels, vehicular, A15.1
Turbines, S7
Turbochargers, heat recovery, S7.34
Turbulence modeling, F13.3
Turbulent flow, fluids, F3.3
Turndown ratio, design capacity, S13.4
Two-node model, for thermal comfort, F9.18
Two-pipe systems, S5.5; S13.19
U.S. Marshal spaces, A9.5
U-factor <\/td>\n<\/tr>\n
759<\/td>\nUltralow-penetration air (ULPA) filters, S29.6; S30.3
Ultraviolet (UV) lamp systems, S17
Ultraviolet air and surface treatment, A60
Ultraviolet germicidal irradiation (UVGI), S16.1. [See also Ultraviolet (UV) lamp systems]
Uncertainty analysis
Underfloor air distribution (UFAD) systems, A4.5; A57.9
Unitary systems, S49
Unit heaters. See Heaters
Units and conversions, F38.1
Unit ventilators, S28.1
Utility interfacing, electric, S7.43
UV. See Ultraviolet (UV) lamp systems
UVGI. See Ultraviolet germicidal irradiation (UVGI)
Vacuum cooling, of fruits and vegetables, R28.9
Validation, of airflow modeling, F13.9, 10, 17
Valves,
Valves, S46. (See also Regulators)
Vaporization systems, S8.6
Vapor pressure, F27.8; F33.2
Vapor retarders, jackets, F23.12
Variable-air-volume (VAV) systems
Variable-frequency drives, S45.12
Variable refrigerant flow (VRF), S18.1; S49.1, 13
VAV. See Variable-air-volume (VAV) systems
Vegetables, R37
Vehicles
Vena contracta, F3.4
Vending machines, R16.5
Ventilation, F16 <\/td>\n<\/tr>\n
760<\/td>\nVentilators
Venting
Verification, of airflow modeling, F13.9, 10, 17
Vessels, ammonia refrigeration systems, R2.11
Vibration, F8.17
Vibration control, A48
Viral pathogens, F10.8
Virgin rock temperature (VRT), and heat release rate, A29.3
Viscosity, F3.1
Volatile organic compounds (VOC),
Volatile organic compounds (VOCs), F10.11
Voltage, A56.1
Volume ratio, compressors
VRF. See Variable refrigerant flow (VRF)
VRT. See Virgin rock temperature (VRT)
Walls
Warehouses, A3.8
Water
Water heaters
Water horsepower, pump, S44.7
Water\/lithium bromide absorption
Water-source heat pump (WSHP), S2.4; S49.10
Water systems, S13 <\/td>\n<\/tr>\n
761<\/td>\nWater treatment, A49
Water vapor control, A44.6
Water vapor permeance\/permeability, F26.16, 17
Water vapor retarders, F26.6
Water wells, A34.26
Weather data
Welding sheet metal, S19.11
Wet-bulb globe temperature (WBGT), heat stress, A31.5
Wheels, rotary enthalpy, S26.9
Whirlpools and spas
Wien\u2019s displacement law, F4.12
Wind. (See also Climate design information; Weather data)
Wind chill index, F9.23
Windows. (See also Fenestration)
Wind restraint design, A55.15
Wineries
Wood construction, and moisture, F25.10
Wood products facilities, A26.1
Wood pulp, A26.2
Wood stoves, S34.5
World Wide Web (WWW), A40.8
WSHP. See Water-source heat pump (WSHP)
WWW. See World Wide Web (WWW)
Xenon, R47.18 <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

ASHRAE Handbook – Refrigeration (I-P)<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
ASHRAE<\/b><\/a><\/td>\n2014<\/td>\n761<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":169496,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2719],"product_tag":[],"class_list":{"0":"post-169489","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ashrae","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/169489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/169496"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=169489"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=169489"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=169489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}