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ISO INTERNATIONAL STANDARD 19467 First edition 2017-04 Thermal performance of windows and doors Determination of solar heat gain coefficient using solar simulator Performance thermique des fenetres et portes -Détermination du coefficient de gain thermique solaire au moyen d'un simulateur solaire Reference number IS0 19467:2017(E) International Organization for Standardization @ IS0 2017 ZHEJIANG INSTOFSTANDARDIZATION C15956617 Not for Resale, 2017/8/21 02:03:23 ed without license from IHS IS0 19467:2017(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2017, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org brganizationfor Standardization ensee-ZHEJIANG INSTOF STANDARDIzARoISQa7 - All rights reserved Not for Resale, 2017/8/21 02:03:23 etworking permitted without license from IHS IS0 19467:2017(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. .1 2 Normative references ..1 3 Terms and definitions ..2 4 Symbols and subscripts. ..2 5 Principle .3 5.1 General .3 5.2 Measurement of heat flow rates with irradiance. .3 5.3 Determinationofthenetdensityofheatflowrateduetothermaltransmission ..5 5.4 Measurement of heat flow rates without irradiance .6 6 Test apparatus and specimens. .8 6.1 Construction and summary of the test apparatus .8 6.1.1 Construction of the test apparatus ..8 6.1.2 Summary of the test apparatus .9 6.2 Solar simulator .9 6.3 Climatic chamber .10 6.4 Meteringbox .10 6.5 Surround panels .11 6.6 Calibration panels .11 6.7 Metering location oftemperatures and irradiance .11 6.8 Test specimens.. .12 7 Measurement procedure. .12 7.1 Measurement .12 7.2 Expression of results for reference conditions ..13 8 Test report .13 8.1 Report contents. ..13 8.2 Estimation of uncertainty ..14 Annex A (normative) Determination of surface coefficient of heat transfer .15 Annex B (normative) Determination of night time U-value in case of small temperature difference. 17 Annex C (normative) Correction of measured solar heat gain coefficient to reference conditions 18 Annex D (informative) Examples of design of measuring apparatus .30 Annex E (informative) Example oftemperature measurement ..39 Annex F (informative) Measuring method and example of measurement of active solar fenestration systems.. .42 Annex G (informative) Example of measurement and uncertainty analysis. ..44 Annex H (informative) Spectral weighting procedures based on Is0 9050 and with analogous solar simulator spectra .47 Bibliography ..52 iii Not forResale,2017/8/2102:03:23 HEJIANG INST OF STANDARDIZATION C1 5956617

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