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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    BS EN 61400-11 - WIND TURBINES - PART 11: ACOUSTIC NOISE MEASUREMENT TECHNIQUES

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-04-2013

    Language(s):  English

    Published date: 

    Publisher:  British Standards Institution

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

    1 Scope
    2 Normative references
    3 Definitions
    4 Symbols and units
    5 Outline of method
    6 Instrumentation
    7 Acoustic measurements and measurement procedures
    8 Non-acoustic measurements
    9 Data reduction procedures
    10 Cylinder marking
    Annex A (Informative) - Other possible characteristics of
            wind turbine noise emission and their quantification
    Annex B (Informative) - Assessment of turbulence intensity
    Annex C (Informative) - Assessment of measurement uncertainty
    Annex D (Informative) - Apparent roughness length
    Annex E (Informative) - Characterization of a secondary wind
            screen
    Annex F (Normative) - Small wind turbines
    Annex G (Informative) - Air absorption
    Bibliography

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

    Comment Closes On
    Committee PEL/88
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    IEC 61672-2:2013+AMD1:2017 CSV Electroacoustics - Sound level meters - Part 2: Pattern evaluation tests
    ISO 7196:1995 Acoustics — Frequency-weighting characteristic for infrasound measurements
    IEC 61400-12-1:2017 Wind energy generation systems - Part 12-1: Power performance measurements of electricity producing wind turbines
    IEC 60942:2003 Electroacoustics - Sound calibrators
    IEC 60688:2012 Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals
    IEC 61672-3:2013 Electroacoustics - Sound level meters - Part 3: Periodic tests
    IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
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