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BS ISO 9869-3:2023

BS ISO 9869-3:2023

$142.49

Thermal insulation of building elements. In-situ measurement of thermal resistance and thermal transmittance – Probe insertion method

Published By Publication Date Number of Pages
BSI 2023 30
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PDF Catalog

PDF Pages PDF Title
2 undefined
6 Foreword
7 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Symbols and units
5 Principle
5.1 General
5.2 Method without heat flow measurement
5.3 Method with heat flow measurement
11 6 Apparatus
6.1 Temperature measuring devices
6.1.1 Type of sensors and accuracy
6.1.2 Sensor for measuring temperature distribution in walls
12 6.1.3 Sensors for measuring surface and air temperatures
6.2 Borescope
13 6.3 Heat flow meter (HFM)
7 Locations of the measured area and sensor installation
15 8 Measurement conditions and period
8.1 General
8.2 Method without heat flow measurement
8.3 Method with heat flow measurement
9 Measurement procedure
9.1 General
9.2 Method without heat flow measurement
16 9.3 Method with heat flow measurement
17 10 Calculations
10.1 Thickness of wall components
10.2 Temperature distribution
10.3 Thermal resistance
18 11 Test report
20 Annex A (normative) Evaluation of the effect of thermal bridges on the sensor for measuring the temperature distribution in the wall
26 Annex B (informative) Uncertainty analysis
29 Bibliography

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BS ISO 9869-3:2023
$142.49