BSI 12/30273254 DC:2012 Edition
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BS ISO 22975-3. Solar Energy-Collector components and materials. Part 3. Absorber surface durability
| Published By | Publication Date | Number of Pages |
| BSI | 2012 | 39 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 3 | S061758e |
| 9 | 1 Scope 2 Normative references 3 Terms and definitions |
| 10 | 4 Requirements and classification |
| 12 | 5 Test methods for assessing material properties as measure of absorber performance 5.1 Sampling and preparation of test specimens 5.2 Solar absorptance 5.3 Thermal emittance 5.4 Adhesion 6 Tests for assessing the thermal stability of absorber surface 6.1 Principle |
| 13 | 6.2 Apparatus |
| 14 | 6.3 Procedure for execution of high temperature tests |
| 15 | 6.4 Qualification procedure |
| 16 | 7 Tests for determining the resistance to condensed water of absorber surface 7.1 Principle |
| 17 | 7.2 Apparatus 7.3 Procedure for execution of constant condensation tests |
| 18 | 7.4 Qualification procedure |
| 19 | 8 Test for determining absorber surface corrosion resistance to high humidity air containing sulphur dioxide 8.1 Principle |
| 20 | 8.2 Apparatus |
| 21 | 8.3 Reference test specimen 8.4 Procedure for execution of corrosion test in high humidity air containing sulphur dioxide |
| 22 | 8.5 Determination of shortest acceptable failure times in test by use of reference test specimens 8.6 Qualification procedure 9 Report |
| 24 | Annex A (normative) Procedure for determination of solar absorption and thermal emittance of absorber surface A.1 Assessment of solar absorptance A.1.1 Scope A.1.2 Apparatus A.1.3 Measurement of reflectance values A.1.4 Evaluation of spectral absorptance values |
| 25 | A.1.5 Evaluation of solar absorptance A.1.6 Crucial factors in the assessment of solar absorptance A.2 Assessment of thermal emittance A.2.1 Scope |
| 26 | A.2.2 Apparatus A.2.3 Assessment of thermal emittance |
| 27 | A.2.4 Crucial factors in the assessment of thermal emittance from spectral measurement |
| 28 | Annex B (normative) Temperature and failure time charcteristics in assessment of thermal |
| 33 | Annex C (normative) Temperature/condensation and failure time characteristics together with qualification scheme in assessment of resistance to condensed water of absorber surface |
| 37 | Annex D (informative) Suitable designs for test apparatus to be used in the qualification testing of solar absorber surface |
