I.S. EN ISO 11855-2:2021
Current
The latest, up-to-date edition.
Building environment design - Embedded radiant heating and cooling systems - Part 2: Determination of the design heating and cooling capacity (ISO 11855-2:2021)
Hardcopy , PDF
English
25-10-2021
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Concept of the method to determine the heating and cooling capacity
6 Heat exchange coefficient between surface and space
7 Simplified calculation methods for determining heating and cooling capacity or
surface temperature
8 Use of basic calculation programmes
9 Calculation of the heating and cooling capacity
Annex A (normative) Calculation of the heat flux
Annex B (informative) General resistance method
Annex C (informative) Pipes embedded in wooden construction
Annex D (normative) Method for verification of FEM and FDM calculation programmes
Annex E (normative) Values for heat conductivity of materials and air layers
Annex F (informative) Maximal surface temperatures for floor heating systems
Bibliography
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