BS-EN-61400-1-2005.pdf
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1、BRITISH STANDARD BS EN 61400-1:2005 Wind turbines Part 1: Design requirements The European Standard EN 61400-1:2005 has the status of a British Standard ICS 27.180 ? BS EN 61400-1:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 24 Januar
2、y 2006 BSI 24 January 2006 ISBN 0 580 47146 2 National foreword This British Standard is the official English language version of EN 61400-1:2005. It is identical with IEC 61400-1:2005. It supersedes BS EN 61400-1:2004 which is withdrawn. The UK participation in its preparation was entrusted to Tech
3、nical Committee PEL/88, Windturbine systems, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document
4、may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. User
5、s are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change,
6、 and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 87 and a back cover. The BSI copyright notice displayed in this documen
7、t indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments EUROPEAN STANDARD EN 61400-1 NORME EUROPENNE EUROPISCHE NORM November 2005 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisc
8、hes Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61400-1:2005 E ICS 27.180 Supersedes EN 61400-1:2004 English version Wind tur
9、bines Part 1: Design requirements (IEC 61400-1:2005) Eoliennes Partie 1: Exigences de conception (CEI 61400-1:2005) Windenergieanlagen Teil 1: Auslegungsanforderungen (IEC 61400-1:2005) This European Standard was approved by CENELEC on 2005-10-01. CENELEC members are bound to comply with the CEN/CEN
10、ELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any
11、CENELEC member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status as the official versi
12、ons. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain,
13、 Sweden, Switzerland and United Kingdom. 2 Foreword The text of document 88/228/FDIS, future edition 3 of IEC 61400-1, prepared by IEC TC 88, Wind turbines, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61400-1 on 2005-10-01. This European Standard supersedes EN 61
14、400-1:2004. The main changes with respect to EN 61400-1:2004 are listed below: the title has been changed to “Design requirements” in order to reflect that the standard presents safety requirements rather than requirements for safety or protection of personnel; wind turbine class designations have b
15、een adjusted and now refer to reference wind speed and expected value of turbulence intensities only; turbulence models have been expanded and include an extreme turbulence model; gust models have been adjusted and simplified; design load cases have been rearranged and amended; the inclusion of turb
16、ulence simulations in the load calculations is emphasized and a scheme for extreme load extrapolation has been specified; the partial safety factors for loads have been adjusted and simplified; the partial safety factors for materials have been amended and specified in terms of material types and co
17、mponent classes; the requirements for the control and protection system have been amended and clarified in terms of functional characteristics; a new clause on assessment of structural and electrical compatibility has been introduced with detailed requirements for assessment, including information o
18、n complex terrain, earthquakes and wind farm wake effects. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2006-07-01 latest date by which the national standards conflicting w
19、ith the EN have to be withdrawn (dow) 2006-11-01 Annex ZA has been added by CENELEC. _ EN 61400-1:2005 3 Endorsement notice The text of the International Standard IEC 61400-1:2005 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the
20、following notes have to be added for the standards indicated: IEC 60034 NOTE Harmonized in EN 60034 series (not modified). IEC 60038 NOTE Harmonized as HD 472 S1:1989 (modified). IEC 60146 NOTE Harmonized in EN 60146 series (not modified). IEC 60173 NOTE Harmonized as HD 27 S1:1978 (not modified). I
21、EC 60227 NOTE The HD 21 series is related to, but not directly equivalent with the IEC 60227 series. IEC 60245 NOTE The HD 22 series is related to, but not directly equivalent with the IEC 60245 series. IEC 60269 NOTE Harmonized in EN/HD 60269 series (modified). IEC 60439 NOTE Harmonized in EN 60439
22、 series (not modified). IEC 60446 NOTE Harmonized as EN 60446:1999 (not modified). IEC 60529 NOTE Harmonized as EN 60529:1991 (not modified). IEC 60898 NOTE Harmonized in EN 60898 series (modified). IEC 61310-1 NOTE Harmonized as EN 61310-1:1995 (not modified). IEC 61310-2 NOTE Harmonized as EN 6131
23、0-2:1995 (not modified). _ EN 61400-1:2005 EN 61400-1:2005 4 CONTENTS INTRODUCTION 7 1 Scope 8 2 Normative references .8 3 Terms and definitions .9 4 Symbols and abbreviated terms17 4.1 Symbols and units .17 4.2 Abbreviations 19 5 Principal elements19 5.1 General.19 5.2 Design methods 20 5.3 Safety
24、classes.20 5.4 Quality assurance20 5.5 Wind turbine markings.20 6 External conditions.21 6.1 General.21 6.2 Wind turbine classes .21 6.3 Wind conditions.22 6.4 Other environmental conditions .31 6.5 Electrical power network conditions .32 7 Structural design 33 7.1 General.33 7.2 Design methodology3
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