BS EN ISO 12631:2017 – TC:2020 Edition
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Tracked Changes. Thermal performance of curtain walling. Calculation of thermal transmittance
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 143 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 81 | National foreword |
| 88 | Foreword |
| 89 | Introduction |
| 94 | 1 Scope 2 Normative references |
| 95 | 3 Terms and definitions |
| 96 | 4 Symbols and subscripts 4.1 Symbols 4.2 Subscripts 4.3 Superscripts 5 Description of the methods 5.1 Output of the method |
| 97 | 5.2 General description 5.3 Geometrical characteristics 5.3.1 Main principles |
| 99 | 5.3.2 Internal depth |
| 100 | 5.3.3 Boundaries of curtain wall structures |
| 103 | 5.3.4 Cut-off planes and partitioning of thermal zones 6 Methodologies for the calculation of curtain wall transmittance |
| 105 | 7 Single assessment method 7.1 Output data 7.2 Calculation time intervals 7.3 Input data 7.3.1 Geometrical characteristics |
| 109 | 7.3.2 Thermal characteristics |
| 111 | 7.4 Calculation procedure 7.4.1 Applicable time interval 7.4.2 Calculation of thermal transmittance |
| 112 | 8 Component assessment method 8.1 Output data 8.2 Calculation time intervals 8.3 Input data 8.3.1 Geometrical characteristics |
| 116 | 8.3.2 Thermal characteristics |
| 119 | 8.4 Calculation procedure 8.4.1 Applicable time interval 8.4.2 Calculation of thermal transmittance |
| 120 | 9 Report 9.1 Contents of report |
| 121 | 9.2 Drawings 9.2.1 Section drawings 9.2.2 Overview drawing of the whole curtain wall element 9.3 Values used in the calculation 9.4 Presentation of results |
| 122 | Annex A (normative) Input and method selection data sheet — Template |
| 124 | Annex B (informative) Input and method selection data sheet — default choices |
| 126 | Annex C (normative) Regional references in line with ISO Global Relevance Policy |
| 127 | Annex D (normative) Linear thermal transmittance of junctions |
| 134 | Annex E (normative) A method for calculating the thermal effect of screws using a 2D numerical method and the procedures specified in ISO 10077-2 |
| 137 | Annex F (normative) Ventilated and unventilated air spaces |
| 140 | Bibliography |
