Aislacion Electrica Para Maquinas Rotativas

ELECTRICAL INSULATION FOR ROTATING MACHINES

IEEE Press 445 Hoes Lane Piscataway, NJ 08854 IEEE Press Editorial Board Stamatios V. Kartalopoulos, Editor in Chief M. Akay R. J. Baker J. E. Brewer M. E. El-Hawary R. J. Herrick D. Kirk R. Leonardi M. S. Newman M. Padgett W. D. Reeve S. Tewksbury G. Zobrist

Kenneth Moore, Director of Business and Information Services Catherine Faduska, SeniorAcquisitions Editor Anthony VenGraitis, Project Editor Other Books in the IEEE Press Series on Power Engineering Electric Power Systems: Analysis and Control Fabio Saccomanno 2003 Hardcover 728 pp 0-471-23439-7 Power System Protection P. M. Anderson 1999 Hardcover 1344 pp

0-7803-3427-2

Understanding Power Quality Problems: Voltage Sags and Interruptions Math H. J. Bollen 2000 Hardcover 576pp 0-7803-4713-7 Electric Power Applications of Fuzzy Systems Edited by M. E. El-Hawary 1998 Hardcover 384 pp 0-7803-1197-3 Principles of Electric Machines with Power Electronic Applications, Second Edition M. E. El-Hawary 2002 Hardcover 496 pp 0-471-20812-4 Analysis of Electric Machinery and Drive Systems, Second Edition Paul C. Krause, Oleg Wasynczuk, and Scott D. Sudhoff 2002 Hardcover 634 pp0-471-14326-X

ELECTRICAL INSULATION FOR ROTATING MACHINES
Design, Evaluation, Aging, Testing, and Repair

GREG C. STONE EDWARD A. BOULTER IAN CULBERT HUSSEIN DHIRANI

IEEE Press Series on Power Engineering Mohamed E. El-Hawary, Series Editor

IEEE PRESS

A JOHN WILEY & SONS, INC., PUBLICATION

Copyright © 2004 by the Institute of Electrical and Electronics Engineers, Inc. All rightsreserved. Published simultaneously in Canada. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, scanning or otherwise, except as permitted under Section 107 or 108 of the 1976 United States Copyright Act, without either the prior written permission of the Publisher, orauthorization through payment of the appropriate per-copy fee to the Copyright Clearance Center, Inc., 222 Rosewood Drive, Danvers, MA 01923, (978) 750-8400, fax (978) 646-8600, or on the web at www.copyright.com . Requests to the Publisher for permission should be addressed to the Permissions Department, John Wiley & Sons, Inc., 111 River Street, Hoboken, NJ 07030, (201) 748-6011, fax (201) 748-6008. Limitof Liability/Disclaimer of Warranty: While the publisher and author have used their best efforts in preparing this book, they make no representation or warranties with respect to the accuracy or completeness of the contents of this book and specifically disclaim any implied warranties of merchantability or fitness for a particular purpose. No warranty may be created or extended by salesrepresentatives or written sales materials. The advice and strategies contained herein may not be suitable for your situation. You should consult with a professional where appropriate. Neither the publisher nor author shall be liable for any loss of profit or any other commercial damages, including but not limited to special, incidental, consequential, or other damages. For general information on our otherproducts and services please contact our Customer Care Department within the U.S. at 877-762-2974, outside the U.S. at 317-572-3993 or fax 317-572-4002. Wiley also publishes its books in a variety of electronic formats. Some content that appears in print, however, may not be available in electronic format.

Library of Congress Cataloging-in-Publication Data is available. ISBN 0-471-44506-1Printed in the United States of America. 10 9 8 7 6 5 4 3 2 1

CONTENTS

Preface 1 Rotating Machine Insulation Systems 1.1 Types of Rotating Machines 1.1.1 AC Motors 1.1.2 Synchronous Generators 1.1.3 Classification by Cooling 1.2 Purpose of Windings 1.2.1 Stator Winding 1.2.2 Insulated Rotor Windings 1.2.3 Squirrel Cage Induction Motor Rotor Windings 1.3 Types of Stator Winding Construction...