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I.S. EN 15255:2007

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

ENERGY PERFORMANCE OF BUILDINGS - SENSIBLE ROOM COOLING LOAD CALCULATION - GENERAL CRITERIA AND VALIDATION PROCEDURES

Available format(s)

Hardcopy , PDF

Superseded date

06-08-2017

Language(s)

English

Published date

01-01-2007

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.


Dates of withdrawal of national standards are available from NSAI.

€80.00
Excluding VAT

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and units
  3.1 Terms and definitions
  3.2 Symbols and units
  3.3 Subscripts
4 Basic assumptions
5 Data requirement
  5.1 General
  5.2 Climatic data
  5.3 Descriptions of the envelope elements
      5.3.1 General
      5.3.2 Boundary conditions
      5.3.3 Heat transfer coefficients
      5.3.4 Geometrical and thermophysical parameters
            of the room envelope
  5.4 Cooling system device
      5.4.1 General
      5.4.2 Convective device
      5.4.3 Cooled surface device
  5.5 Classification of the cooling load calculation
      method
6 Report of the calculation
7 Validation procedures
  7.1 General
  7.2 Reference room
  7.3 Climatic data
  7.4 Test cases
  7.5 Parameters to be calculated
  7.6 Test results
Annex A (informative) - Example of calculation method
        based on a simplified model
      A.1 Introduction
      A.2 Calculation of internal air and operative
          temperatures for a given value of applied
          cooling power
          A.2.1 Presentation
          A.2.2 Determination of the air and operative
                temperatures
          A.2.3 Terms in Equations (A.1), (A.2), (A.3),
                (A.4) and (A.5)
      A.3 Calculation of internal temperatures and required
          cooling power
          A.3.1 General description
          A.3.2 Calculation procedure for control on
                air temperature
          A.3.3 Calculation procedure for control on
                operative temperature
Bibliography

Sets out the level of input and output data, and prescribes the boundary conditions required for a calculation method of the sensible cooling load of a single room under constant and/or floating temperature taking into account the limit of the peak cooling load of the system.

DocumentType
Standard
Pages
47
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

Standards Relationship
NEN EN 15255 : 2007 Identical
NBN EN 15255 : 2007 Identical
BS EN 15255:2007 Identical
NF EN 15255 : 2008 Identical
EN 15255:2007 Identical
UNI EN 15255 : 2008 Identical
NS EN 15255 : 1ED 2007 Identical
DIN EN 15255:2007-11 Identical

EN ISO 13792:2012 Thermal performance of buildings - Calculation of internal temperatures of a room in summer without mechanical cooling - Simplified methods (ISO 13792:2012)
EN ISO 15927-4:2005 Hygrothermal performance of buildings - Calculation and presentation of climatic data - Part 4: Hourly data for assessing the annual energy use for heating and cooling (ISO 15927-4:2005)
ISO 13792:2012 Thermal performance of buildings Calculation of internal temperatures of a room in summer without mechanical cooling Simplified methods
EN 410:2011 Glass in building - Determination of luminous and solar characteristics of glazing
ISO 15927-4:2005 Hygrothermal performance of buildings — Calculation and presentation of climatic data — Part 4: Hourly data for assessing the annual energy use for heating and cooling
EN ISO 9251:1995 Thermal insulation - Heat transfer conditions and properties of materials - Vocabulary (ISO 9251:1987)
EN 15377-1:2008 Heating systems in buildings - Design of embedded water based surface heating and cooling systems - Part 1: Determination of the design heating and cooling capacity
EN ISO 9288:1996 Thermal insulation - Heat transfer by radiation - Physical quantities and definitions (ISO 9288:1989)
PRCEN/TR 15615 : DRAFT 2014 ENERGY PERFORMANCE OF BUILDINGS - MODULE M1-X - ACCOMPANYING TECHNICAL REPORT ON DRAFT OVERARCHING STANDARD EPB (PREN 15603)
ISO 9288:1989 Thermal insulation — Heat transfer by radiation — Physical quantities and definitions
EN ISO 13791:2012 Thermal performance of buildings - Calculation of internal temperatures of a room in summer without mechanical cooling - General criteria and validation procedures (ISO 13791:2012)
ISO 13786:2017 Thermal performance of building components — Dynamic thermal characteristics — Calculation methods
ISO 13791:2012 Thermal performance of buildings Calculation of internal temperatures of a room in summer without mechanical cooling General criteria and validation procedures
ISO 10077-1:2017 Thermal performance of windows, doors and shutters — Calculation of thermal transmittance — Part 1: General
ISO 9251:1987 Thermal insulation Heat transfer conditions and properties of materials Vocabulary
ISO 7345:1987 Thermal insulation Physical quantities and definitions
EN ISO 10077-1:2017 Thermal performance of windows, doors and shutters - Calculation of thermal transmittance - Part 1: General (ISO 10077-1:2017, Corrected version 2020-02)

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