BS EN ISO 6946:2017 – TC:2020 Edition
$258.95
Tracked Changes. Building components and building elements. Thermal resistance and thermal transmittance. Calculation methods
| Published By | Publication Date | Number of Pages |
| BSI | 2020 | 112 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 58 | National foreword |
| 64 | Foreword |
| 65 | Introduction |
| 69 | 1 Scope 2 Normative references |
| 70 | 3 Terms and definitions |
| 71 | 4 Symbols and subscripts 4.1 Symbols 4.2 Subscripts 5 Description of the method 5.1 Output |
| 72 | 5.2 General description 5.3 Detailed calculation method 5.4 Simplified calculation method 6 Calculation of thermal transmittance and thermal resistance 6.1 Output data 6.2 Calculation time intervals 6.3 Input data |
| 73 | 6.4 Principles of the simplified calculation procedure |
| 74 | 6.5 Thermal transmittance 6.5.1 By detailed calculation method 6.5.2 By simplified calculation method |
| 75 | 6.6 Thermal resistance 6.7 Total thermal resistance 6.7.1 Thermal resistance of homogeneous components |
| 76 | 6.7.2 Total thermal resistance of a building component consisting of homogeneous and inhomogeneous layers |
| 80 | 6.8 Surface resistances 6.9 Thermal resistance of air layers 6.9.1 Applicability |
| 81 | 6.9.2 Unventilated air layer 6.9.3 Slightly ventilated air layer |
| 82 | 6.9.4 Well-ventilated air layer 6.10 Thermal resistance of unheated spaces 6.10.1 General 6.10.2 Roof spaces |
| 83 | 6.10.3 Other spaces |
| 84 | Annex A (normative) Input and method selection data sheet — Template |
| 87 | Annex B (informative) Input and method selection data sheet — Default choices |
| 90 | Annex C (normative) Surface resistances |
| 93 | Annex D (normative) Thermal resistance of airspaces |
| 97 | Annex E (normative) Calculation of the thermal transmittance of components with tapered layers |
| 102 | Annex F (normative) Correction to thermal transmittance |
| 108 | Bibliography |
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