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I.S. EN ISO 11855-2:2021

Current

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)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

25-10-2021

Preview

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.

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

This document specifies procedures and conditions to enable the heat flux in water-based surface heating and cooling systems to be determined relative to the medium differential temperature for systems.

Committee
ISO/TC 205
DocumentType
Standard
Pages
74
ProductNote
THIS STANDARD IS REFERS TO : EN 1264 The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
PublisherName
National Standards Authority of Ireland
Status
Current
Supersedes

Standards Relationship
ISO 11855-2:2021 Identical
EN ISO 11855-2:2021 Identical

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