• I.S. EN 61400-12-2:2013

    Current The latest, up-to-date edition.

    WIND TURBINES - PART 12-2: POWER PERFORMANCE OF ELECTRICITYPRODUCING WIND TURBINES BASED ON NACELLE ANEMOMETRY

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2013

    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)

    National Foreword
    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and units
    5 Overview of test method
    6 Preparation for performance test
    7 Test equipment
    8 Measurement procedure
    9 Derived results
    10 Reporting format
    Annex A (informative) - Nacelle instrument mounting
    Annex B (normative) - Measurement sector procedure
    Annex C (normative) - Nacelle wind speed transfer function
            validity procedure
    Annex D (normative) - Nacelle wind speed transfer function
            measurement procedure
    Annex E (normative) - Evaluation of uncertainty in measurement
    Annex F (normative) - Theoretical basis for determining the
            uncertainty of measurement using the method of bins
    Annex G (normative) - NTF/NPC uncertainty estimates and
            Calculation
    Annex H (normative) - Allowable anemometry instrument types
    Annex I (informative) - Results and uncertainty considerations
    Annex J (informative) - Example multi-turbine NTF/NPC
            uncertainty calculation
    Annex K (informative) - Organisation of test, safety and
            communication
    Annex L (informative) - NPC and NTF flowchart
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    Describes a procedure for verifying the power Performance characteristics of a single electricity- producing, horizontal axis wind turbine, which is not considered to be a small wind turbine per IEC 61400-2.

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

    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Superseded By

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

    EN 60688:2013 Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals
    ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
    IEC 61869-3:2011 Instrument transformers - Part 3: Additional requirements for inductive voltage transformers
    IEC 61400-12-1:2017 Wind energy generation systems - Part 12-1: Power performance measurements of electricity producing wind turbines
    IEC 61869-2:2012 Instrument transformers - Part 2: Additional requirements for current transformers
    IEC 60688:2012 Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or digital signals
    EN 61869-3 : 2011 INSTRUMENT TRANSFORMERS - PART 3: ADDITIONAL REQUIREMENTS FOR INDUCTIVE VOLTAGE TRANSFORMERS (IEC 61869-3:2011)
    EN 61869-2 : 2012 INSTRUMENT TRANSFORMERS - PART 2: ADDITIONAL REQUIREMENTS FOR CURRENT TRANSFORMERS
    ISO 2533:1975 Standard Atmosphere
    EN 61400-12-1:2017 Wind energy generation systems - Part 12-1: Power performance measurement of electricity producing wind turbines
    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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