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BS ISO 22975-4:2023

BS ISO 22975-4:2023

$102.76

Solar energy. Collector components and materials – Glazing material durability and performance

Published By Publication Date Number of Pages
BSI 2023 16
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PDF Catalog

PDF Pages PDF Title
2 National foreword
6 Foreword
7 1 Scope
2 Normative references
3 Terms and definitions
8 4 Classification of solar glass
4.1 General
4.2 Solar transmittance of untreated glass
4.3 Solar transmittance of single-side AR treated glass
4.4 Solar transmittance of double-side AR treated glass
9 5 Test methods for assessing material optical property of the glass
5.1 Preparation of test specimens
5.2 Measurements of solar transmittance
6 Tests for assessing the thermal stability of the glass
6.1 Apparatus
6.1.1 Hot oven
6.1.2 Cold bath
6.1.3 Basket
6.2 Specimens
6.2.1 Flat plate glass
10 6.2.2 Tube glass
6.3 Procedure
6.3.1 Ambient temperature
6.3.2 The hot oven
6.3.3 The cold bath
6.3.4 Heating the specimens
6.3.5 Cooling the specimens
6.3.6 Results
7 Thermal shock resistance
7.1 Test specimens
7.2 Temperature difference
7.3 Pass the test
11 7.4 Progressive test
7.5 High-level test
8 Thermal shock endurance
9 Report
12 Annex A (normative) Assessment of solar transmittance of solar glass
13 Annex B (Informative) General characteristics of glass materials
15 Bibliography

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BS ISO 22975-4:2023
$102.76