BS ISO 9869-2:2018
$167.15
Thermal insulation. Building elements. In-situ measurement of thermal resistance and thermal transmittance – Infrared method for frame structure dwelling
| Published By | Publication Date | Number of Pages |
| BSI | 2018 | 40 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | National foreword |
| 6 | Foreword |
| 7 | Introduction |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Symbols and units |
| 11 | 5 Principle |
| 12 | 6 Requirements for apparatus 6.1 General 6.1.1 Infrared camera. 6.1.2 Heat transfer coefficient sensor. 6.1.3 ET sensor. 6.1.4 Thermocouple thermometer. 6.1.5 Data logger. |
| 13 | 6.2 Infrared camera |
| 14 | 6.3 Heat transfer coefficient sensor 6.4 ET sensor 6.5 Thermocouple 6.6 Data logger 7 Measurement method 7.1 Building 7.2 Location of the measured area |
| 15 | 7.3 Measurement conditions 7.4 Measurement of heat transfer coefficient 7.5 Measurement of environmental temperature |
| 16 | 7.6 Surface temperature distribution of building elements 7.7 Measurement time and measurement interval 7.8 Measurement terms |
| 17 | 7.9 Measurement period 8 Calculations 8.1 Heat transfer area 8.2 Calculation of heat flow rate |
| 18 | 8.3 Calculation of thermal transmittance 9 Measurement accuracy 10 Test reports |
| 20 | Annex A (informative) Measurement principle |
| 24 | Annex B (informative) Calculation of environmental temperature, structure of ET sensor |
| 27 | Annex C (informative) Structure and calibration of heat transfer coefficient sensor |
| 32 | Annex D (informative) Uncertainty analysis |
| 35 | Annex E (informative) The calculation example of uncertainty analysis |
| 39 | Bibliography |
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