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IEC60034-3.pdf

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IEC600343
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IEC 60034-3Edition 6.0 2007-11 INTERNATIONAL STANDARD NORME INTERNATIONALERotating electrical machines – Part 3: Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines Machines électriques tournantes – Partie 3: Règles spécifiques pour les alternateurs synchrones entraînés par turbines à vapeur ou par turbines à gaz à combustion IEC 60034-3:2007 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Hong Kong Polytechnic University/9976803100 Not for Resale, 02/13/2016 19:10:24 MSTNo reproduction or networking permitted without license from IHS--`,``,,``,,`,,``,`,```,,``````,-`-`,,`,,`,`,,`---THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright © 2007 IEC, Geneva, Switzerland All rights reserved. Unless otherwise specified, 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 permission in writing from either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or your local IEC member National Committee for further information. Droits de reproduction réservés. Sauf indication contraire, aucune partie de cette publication ne peut être reproduite ni utilisée sous quelque forme que ce soit et par aucun procédé, électronique ou mécanique, y compris la photocopie et les microfilms, sans l'accord écrit de la CEI ou du Comité national de la CEI du pays du demandeur. Si vous avez des questions sur le copyright de la CEI ou si vous désirez obtenir des droits supplémentaires sur cette publication, utilisez les coordonnées ci-après ou contactez le Comité national de la CEI de votre pays de résidence. IEC Central Office 3, rue de Varembé CH-1211 Geneva 20 Switzerland Email: [email protected] Web: www.iec.ch About the IEC The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies. About IEC publications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latest edition, a corrigenda or an amendment might have been published. ? Catalogue of IEC publications: www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria (reference number, text, technical committee,…). It also gives information on projects, withdrawn and replaced publications. ? IEC Just Published: www.iec.ch/online_news/justpub Stay up to date on all new IEC publications. Just Published details twice a month all new publications released. Available on-line and also by email. ? Electropedia: www.electropedia.org The world's leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French, with equivalent terms in additional languages. Also known as the International Electrotechnical Vocabulary online. ? Customer Service Centre: www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance, please visit the Customer Service Centre FAQ or contact us: Email: [email protected] Tel.: +41 22 919 02 11 Fax: +41 22 919 03 00 A propos de la CEI La Commission Electrotechnique Internationale (CEI) est la première organisation mondiale qui élabore et publie des normes internationales pour tout ce qui a trait à l'électricité, à l'électronique et aux technologies apparentées. A propos des publications CEI Le contenu technique des publications de la CEI est constamment revu. Veuillez vous assurer que vous possédez l’édition la plus récente, un corrigendum ou amendement peut avoir été publié. ? Catalogue des publications de la CEI: www.iec.ch/searchpub/cur_fut-f.htm Le Catalogue en-ligne de la CEI vous permet d’effectuer des recherches en utilisant différents critères (numéro de référence, texte, comité d’études,…). Il donne aussi des informations sur les projets et les publications retirées ou remplacées. ? Just Published CEI: www.iec.ch/online_news/justpub Restez informé sur les nouvelles publications de la CEI. Just Published détaille deux fois par mois les nouvelles publications parues. Disponible en-ligne et aussi par email. ? Electropedia: www.electropedia.org Le premier dictionnaire en ligne au monde de termes électroniques et électriques. Il contient plus de 20 000 termes et définitions en anglais et en français, ainsi que les termes équivalents dans les langues additionnelles. Egalement appelé Vocabulaire Electrotechnique International en ligne. ? Service Clients: www.iec.ch/webstore/custserv/custserv_entry-f.htm Si vous désirez nous donner des commentaires sur cette publication ou si vous avez des questions, visitez le FAQ du Service clients ou contactez-nous: Email: [email protected] Tél.: +41 22 919 02 11 Fax: +41 22 919 03 00 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Hong Kong Polytechnic University/9976803100 Not for Resale, 02/13/2016 19:10:24 MSTNo reproduction or networking permitted without license from IHS--`,``,,``,,`,,``,`,```,,``````,-`-`,,`,,`,`,,`---IEC 60034-3Edition 6.0 2007-11 INTERNATIONAL STANDARD NORME INTERNATIONALERotating electrical machines – Part 3: Specific requirements for synchronous generators driven by steam turbines or combustion gas turbines Machines électriques tournantes – Partie 3: Règles spécifiques pour les alternateurs synchrones entraînés par turbines à vapeur ou par turbines à gaz à combustion INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE UICS 29.160 PRICE CODECODE PRIXISBN 2-8318-9371-2Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Hong Kong Polytechnic University/9976803100 Not for Resale, 02/13/2016 19:10:24 MSTNo reproduction or networking permitted without license from IHS--`,``,,``,,`,,``,`,```,,``````,-`-`,,`,,`,`,,`---– 2 – 60034-3 © IEC:2007 CONTENTS FOREWORD...........................................................................................................................4 1 Scope...............................................................................................................................6 2 Normative references .......................................................................................................6 3 Terms and definitions .......................................................................................................6 4 General ............................................................................................................................7 4.1 General rules ..........................................................................................................7 4.2 Rated conditions .....................................................................................................7 4.3 Rated voltage..........................................................................................................7 4.4 Power factor............................................................................................................7 4.5 Rated speed............................................................................................................7 4.6 Ranges of voltage and frequency ............................................................................8 4.7 Direction of rotation.................................................................................................8 4.8 Stator winding .........................................................................................................9 4.9 Generator rated field current and voltage ................................................................9 4.10 Winding insulation ...................................................................................................9 4.10.1 Thermal class..............................................................................................9 4.10.2 Withstand voltage tests ...............................................................................9 4.11 Insulation against shaft current................................................................................9 4.12 Over-speed test.......................................................................................................9 4.13 Critical speeds ........................................................................................................9 4.14 P-Q capability diagram ............................................................................................9 4.15 Overcurrent requirements......................................................................................11 4.16 Sudden short circuit ..............................................................................................11 4.17 Short-circuit ratio...................................................................................................12 4.18 Direct axis transient and subtransient reactances for generators...........................12 4.19 Tolerances on short-circuit ratio and direct axis transient and subtransient reactances ............................................................................................................12 4.20 Mechanical conditions for rotors............................................................................12 4.20.1 Number of starts........................................................................................12 4.20.2 Turning gear operation ..............................................................................12 4.21 Coolers .................................................................................................................13 5 Air-cooled generators .....................................................................................................13 5.1 General.................................................................................................................13 5.2 Generator cooling..................................................................................................13 5.3 Temperature of primary coolant.............................................................................13 5.3.1 Temperature detectors ..............................................................................14 6 Hydrogen-cooled or liquid-cooled generators..................................................................14 6.1 General.................................................................................................................14 6.2 Hydrogen pressure and purity in the casing...........................................................14 6.3 Generator housing and cover plates ......................................................................14 6.4 Stator winding terminals ........................................................................................14 6.5 Temperature of primary coolants, temperatures and temperature rises of the generator ..............................................................................................................14 6.6 Temperature detectors ..........................................................................................15 6.7 Auxiliary system ....................................................................................................15 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Hong Kong Polytechnic University/9976803100 Not for Resale, 02/13/2016 19:10:24 MSTNo reproduction or networking permitted without license from IHS--`,``,,``,,`,,``,`,```,,``````,-`-`,,`,,`,`,,`---60034-3 © IEC:2007 – 3 – 7 Generators for combustion gas turbines or combined cycle applications.........................16 7.1 General.................................................................................................................16 7.2 Service conditions .................................................................................................16 7.2.1 General .....................................................................................................16 7.2.2 Primary coolant temperature......................................................................16 7.2.3 Number of starts........................................................................................16 7.2.4 Application of load.....................................................................................16 7.3 Rated output .........................................................................................................16 7.4 Capabilities ...........................................................................................................17 7.4.1 General .....................................................................................................17 7.4.2 Base capability..........................................................................................17 7.4.3 Temperature rise and temperature at base capability.................................18 7.4.4 Peak capability..........................................................................................19 7.5 Rating plate...........................................................................................................19 7.6 Temperature tests .................................................................................................19 Annex A (normative) Precautions to be taken when using hydrogen cooled turbine- driven synchronous generators .............................................................................................20 Bibliography..........................................................................................................................27 Figure 1 – Operation over ranges of voltage and frequency ....................................................8 Figure 2 – Typical P-Q capability diagram.............................................................................10 Figure 3 – Typical generator capability curves ......................................................................18 Figure A.1 – Example of a large hydrogen supply unit feeding one or more generators (simplified diagram) ..............................................................................................................26 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Hong Kong Polytechnic University/9976803100 Not for Resale, 02/13/2016 19:10:24 MSTNo reproduction or networking permitted without license from IHS--`,``,,``,,`,,``,`,```,,``````,-`-`,,`,,`,`,,`---– 4 – 60034-3 ©
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