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    I.S. EN 15242:2007

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    VENTILATION FOR BUILDINGS - CALCULATION METHODS FOR THE DETERMINATION OF AIR FLOW RATES IN BUILDINGS INCLUDING INFILTRATION

    Available format(s):  Hardcopy, PDF

    Superseded date:  02-07-2017

    Language(s):  English

    Published date:  01-01-2007

    Publisher:  National Standards Authority of Ireland

    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.

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and abbreviations
    5 General approach
    6 Instantaneous calculation (iterative method)
      6.1 Basis of the calculation method
      6.2 Mechanical air flow calculation
      6.3 Passive and hybrid duct ventilation
      6.4 Combustion air flows
      6.5 Air flow due to windows opening
      6.6 Exfiltration and infiltration using iterative
          method
      6.7 Exflitration and infiltration calculation using
          direct method
    7 Applications
      7.1 General
      7.2 Energy
      7.3 Heating load
      7.4 Cooling loads
      7.5 Summer comfort
      7.6 Indoor air quality
    Annex A (normative) Data on wind pressure coefficients
    Annex B (normative) Leakages characteristics
    Annex C (normative) Calculation of recirculation coefficient
            C[rec]
    Annex D (normative) Conversion formulas
    Annex E (informative) Examples of fuel flow factor for
            residential buildings
    Bibliography

    Abstract - (Show below) - (Hide below)

    Specifies the method to calculate the ventilation air flow rates for buildings to be used for applications such as energy calculations, heat and cooling load calculation, summer comfort and indoor air quality evaluation.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 14239:2004 Ventilation for buildings - Ductwork - Measurement of ductwork surface area
    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 1886:2007 Ventilation for buildings - Air handling units - Mechanical performance
    EN ISO 15927-1:2003 Hygrothermal performance of buildings - Calculation and presentation of climatic data - Part 1: Monthly means of single meteorological elements (ISO 15927-1:2003)
    EN 15251:2007 Indoor environmental input parameters for design and assessment of energy performance of buildings addressing indoor air quality, thermal environment, lighting and acoustics
    EN 1507:2006 Ventilation for buildings - Sheet metal air ducts with rectangular section - Requirements for strength and leakage
    ISO 13792:2012 Thermal performance of buildings Calculation of internal temperatures of a room in summer without mechanical cooling Simplified methods
    EN 13053:2006+A1:2011 Ventilation for buildings - Air handling units - Rating and performance for units, components and sections
    EN 12792:2003 Ventilation for buildings - Symbols, terminology and graphical symbols
    CR 14378:2002/AC:2002 VENTILATION FOR BUILDINGS - EXPERIMENTAL DETERMINATION OF MECHANICAL ENERGY LOSS COEFFICIENTS OF AIR HANDLING COMPONENTS
    EN 12237:2003 Ventilation for buildings - Ductwork - Strength and leakage of circular sheet metal ducts
    ISO 15927-1:2003 Hygrothermal performance of buildings Calculation and presentation of climatic data Part 1: Monthly means of single meteorological elements
    EN 13141-5:2004 Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 5: Cowls and roof outlet terminal devices
    EN 13141-2:2010 Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 2: Exhaust and supply air terminal devices
    EN 13141-1:2004 Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 1: Externally and internally mounted air transfer devices
    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)
    CEN/TR 1749:2014 European scheme for the classification of gas appliances according to the method of evacuation of the combustion products (types)
    ISO 13791:2012 Thermal performance of buildings Calculation of internal temperatures of a room in summer without mechanical cooling General criteria and validation procedures
    EN 13779:2007 Ventilation for non-residential buildings - Performance requirements for ventilation and room-conditioning systems
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