Ventilation for buildings — Calculation methods …

Document type: European Standard Document subtype: Document stage: Formal Vote Document language: E J:\Intcom\CEN\CEN 156\prEN 15242\prEN STD Version CEN/TC 156 Date: 2006 prEN 15242 CEN/TC 156 Secretariat: BSI Ventilation for buildings Calculation methods for the determination of air flow rates in buildings including infiltration ICS: Descriptors: prEN 15242:2006 (E) 2 Contents Page Foreword .. 4 Introduction .. 5 1 7 2 Normative references .. 7 3 Terms and 8 4 Symbols and abbreviations .. 10 5 General 11 6 Instantaneous Calculation (iterative method).. 14 Basis of the Calculation method .. 14 Mechanical air flow Calculation .. 15 Introduction .. 15 Required air flow qv-sup-req and qv-exh 15 Cuse 15 Ventilation effectiveness 15 Local air flow control Coefficient 16 Csyst coefficient .. 16 Duct leakagecoefficient 16 AHU leakage coefficient 16 Indoor and outdoor leakage Coefficient.

prEN 15242:2006 (E) 6 Pren titles are: 15217 Methods for expressing energy performance and for energy certification of buildings 15203 15315 Overall energy use and definition of energy ratings

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  Performance, Methods, Building, Energy, Ventilation, Calculation, Of building, Ventilation for buildings calculation methods, Energy performance

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