IEC_TR_62001-2-2016.pdf

IEC TR 62001-2 Edition 1.0 2016-07 TECHNICA L R EPOR T High-voltage direct current(HVDC)systems Guidance to the specification and design evaluation of A C filters Part 2:Performance IEC T R 62001-2:2016-07(en)c olourinsideCopyright International Electrotechnical Commission THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2016 IEC,Geneva,Switzerland All r ights r eserved.Unless otherwise specif ied,no part of this publication may be reproduced or utilized in any form or by any means,electr onic or mechanical,including photocopying and microfilm,without permission in writing f rom either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional r ights to this publication,please contact the addr ess below or your local IEC member National Committee f or fur ther information.IEC Central Office Tel.:+41 22 919 02 11 3,r ue de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzer land www.iec.ch About the IEC The Inter national Electrotechnical Commission(IEC)is the leading global organization that prepares and publishes International Standards for all electr ical,electr onic 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.IEC Catalogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the entir e bibliographical information on IEC International Standards,Technical Specifications,Technical Reports and other documents.A vailable for PC,Mac OS,A ndroid Tablets and iPad.IEC publicat ions search-www.iec.ch/searchpub The advanced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdraw n publications.IEC Just Published-webstore.iec.ch/just published Stay up to date on all new IEC publications.Just Published details all new publications released.A vailable online and also once a month by email.Electropedia-www.electropedia.org The worlds leading online dictionar y of electronic and electrical terms containing 20 000 terms and definitions in English and French,with equivalent terms in 15 additional languages.A lso known as the International Electrotechnical Vocabular y (IEV)online.IEC Glossar y -st d.iec.ch/glossary 65 000 electrotechnical terminology entries in English and French ex tracted from the Ter ms and Definitions clause of IEC publications issued since 2002.Some entries have been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC Cust omer Service Centre-webst ore.iec.ch/csc If you wish to give us y our feedback on this publication or need fur ther assistance,please contact the Customer Service Centre:csciec.ch.Copyright International Electrotechnical Commission IEC TR 62001-2 Edition 1.0 2016-07 TECHNICA L R EPOR T High-voltage direct current(HV DC)systems Guidance to the specification and design evaluation of A C filters Part 2:Performance INTER NA TIONAL ELECTROTECHNICAL COMMISSION ICS 29.200 ISBN 978-2-8322-3540-9 Registered t rademark of t he Int ernational Electrot echnical Commission W arning!Make sure that you obtained this publication from an authorized distributor.c olourinsideCopyright International Electrotechnical Commission 2 IEC TR 62001-2:2016 IEC 2016 CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative ref erences.8 3 Current-based interf erence criteria.8 3.1 General.8 3.2 Determining the necessity f or telephone interf erence limits.9 3.3 Def ining telephone interf erence limits.11 3.3.1 General.11 3.3.2 Mechanisms of interf erence.11 3.3.3 Noise perf ormance coordination levels.13 3.3.4 Inf luence of power transmission lines.14 3.3.5 Determination of IT limits f or a specif ic project.19 3.3.6 Pre-existing harmonics and f uture growth.23 3.3.7 Recommendations f or technical specif ications.25 3.4 Consequences f or f ilter design.26 3.5 Telephone inf rastructure mitigation options.27 3.6 Experience and examples.28 3.6.1 General.28 3.6.2 Review of design requirements.28 3.6.3 Measured current levels of schemes in service.30 3.6.4 Example of actual telephone interf erence problems.31 3.6.5 Experience in China,showing no interf erence problems.33 3.7 Conclusions.33 4 Field measurements and verif ication.34 4.1 Overview.34 4.2 Equipment and subsystem tests.34 4.2.1 General.34 4.2.2 Fundamental f requency impedance and unbalance measurement.34 4.2.3 Frequency response curve.34 4.3 System tests.35 4.4 Measuring equipment.35 4.4.1 Overview.35 4.4.2 AC f ilter energization.36 4.4.3 Verif ication of the reactive power controller.36 4.4.4 Verif ication of the specif ied reactive power interchange.36 4.4.5 Verif ication of the harmonic perf ormance.37 4.4.6 Verif ication of audible noise.39 4.5 In-service measurements.41 4.5.1 General.41 4.5.2 In-ser