1、 INTERNATIONAL STANDARD IEC61400-12-1 First edition2005-12 Wind turbines Part 12-1:Power performance measurements of electricity producing wind turbines Reference number IEC 61400-12-1:2005(E)Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo r
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8、 Centre:Email:custserviec.ch Tel:+41 22 919 02 11 Fax:+41 22 919 03 00 Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-INTERNATIONAL STANDARD IEC61400-12-1 First edition2005-1
9、2 Wind turbines Part 12-1:Power performance measurements of electricity producing wind turbines IEC 2005 Copyright-all rights reserved No part of this publication may be reproduced or utilized in any form or by any means,electronic or mechanical,including photocopying and microfilm,without permissio
10、n in writing from the publisher.International Electrotechnical Commission,3,rue de Varemb,PO Box 131,CH-1211 Geneva 20,SwitzerlandTelephone:+41 22 919 02 11 Telefax:+41 22 919 03 00 E-mail:inmailiec.ch Web:www.iec.ch XC For price,see current cataloguePRICE CODE Commission Electrotechnique Internatio
11、naleInternational Electrotechnical Commission Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-2 61400-12-1 IEC:2005(E)CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative
12、references.8 3 Terms and definitions.9 4 Symbols and units.11 5 Preparation for performance test.14 5.1 Wind turbine and electrical connection.14 5.2 Test site.14 6 Test equipment.16 6.1 Electric power.16 6.2 Wind speed.16 6.3 Wind direction.17 6.4 Air density.17 6.5 Rotational speed and pitch angle
13、.17 6.6 Blade condition.17 6.7 Wind turbine control system.17 6.8 Data acquisition system.18 7 Measurement procedure.18 7.1 General.18 7.2 Wind turbine operation.18 7.3 Data collection.18 7.4 Data rejection.19 7.5 Data correction.19 7.6 Database.19 8 Derived results.20 8.1 Data normalization.20 8.2
14、Determination of the measured power curve.21 8.3 Annual energy production(AEP).21 8.4 Power coefficient.22 9 Reporting format.23 Annex A(normative)Assessment of obstacles at the test site.33 Annex B(normative)Assessment of terrain at the test site.36 Annex C(normative)Site calibration procedure.37 A
15、nnex D(normative)Evaluation of uncertainty in measurement.39 Annex E(informative)Theoretical basis for determining the uncertainty of measurement using the method of bins.41 Annex G(normative)Mounting of instruments on the meteorological mast.66 Annex H(normative)Power performance testing of small w
16、ind turbines.74 Annex I(normative)Classification of anemometry.77 Annex J(informative)Assessment of cup anemometry.79 Annex K(informative)In situ comparison of anemometers.88 Bibliography.90 Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-61400-12-1 IEC:2005(E)3 Figure 1 Requirements as to distance of the meteorological mast and maximum allowed measurement sectors.15 Figur
