IEC_TR_61000-1-8-2019.pdf

IEC TR 61000-1-8 Edition 1.0 2019-01 TECHNICAL REPORT Electromagnetic compatibility Part 1-8:General Phase angles of harmonic current emissions and voltages in the public supply networks Future expectations IEC TR 61000-1-8:2019-01(en)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2019 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 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 rights to this publication,please contact the address below or your local IEC member National Committee for further information.IEC Central Office Tel.:+41 22 919 02 11 3,rue de Varemb infoiec.ch CH-1211 Geneva 20 www.iec.ch Switzerland 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 corrigendum or an amendment might have been published.IEC publications search-webstore.iec.ch/advsearchform 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by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.Available online and once a month by email.IEC Customer Service Centre-webstore.iec.ch/csc If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre:salesiec.ch.Electropedia-www.electropedia.org The worlds leading online dictionary on electrotechnology,containing more than 22 000 terminological entries in English and French,with equivalent terms in 16 additional languages.Also known as the International Electrotechnical Vocabulary(IEV)online.IEC Glossary-std.iec.ch/glossary 67 000 electrotechnical terminology entries in English and French extracted from the Terms 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 TR 61000-1-8 Edition 1.0 2019-01 TECHNICAL REPORT Electromagnetic compatibility Part 1-8:General Phase angles of harmonic current emissions and voltages in the public supply networks Future expectations INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.100.10,33.100.01 ISBN 978-2-8322-6416-4 Registered trademark of the International Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.colourinside 2 IEC TR 61000-1-8:2019 IEC 2019 CONTENTS FOREWORD.6 INTRODUCTION.8 0.1 Series overview.8 0.2 Purpose of this document.8 1 Scope.10 2 Normative references.10 3 Terms and definitions.10 4 Summary of field measurements and data analysis.12 4.1 Field measurement methods and concepts.12 4.2 Summary of measurement results,analysis,and conclusions.14 5 Critical appraisal of potential economic impact.18 5.1 General.18 5.2 Dependencies on electrical parameters.19 5.3 Dependencies on non-electrical influence quantities.19 5.3.1 General.19 5.3.2 Development of economic sectors and demand of energy.19 5.3.3 Consumer durables.21 5.3.4 Capital-income ratio in rich industrial countries.25 6 Data evaluation concepts and principles.27 6.1 Concept of data evaluation.27 6.2 Principles of statistical survey.28 6.2.1 Correlation.28 6.2.2 Review of correlation coefficient calculation with complex numerical series.29 6.2.3 Prevailing phase angle and prevailing vector.32 7 Detailed analysis of data.35 7.1 Overview.35 7.2 Time series analysis of electrical basic parameters and concept of statistical survey.35 7.3 Time series analysis of selected harmonics.36 7.4 Phase angle of selected harmonic currents.44 7.4.1 Time series analysis of phase angle.44 7.4.2 Phase angle in polar coordinates.46 7.5 Harmonic spectra.49 7.6 Correlations.51 8 Empirical evidence.54 8.1 Inductive versus deductive approach.54 8.2 Laboratory tests.55 8.3 Field measurements.57 9 Conclusions and recommendations.60 Annex A(informative)Prevailing vectors at test sites.61 A.1 Prevailing vectors at test sites M1 to M16.61 A.2 Prevailing vectors at test site M17.65 Bibliography.67 Figure 1 Definition of the 5th harmonic current phase angle(I5 leads Up1,5 0).11 IEC TR 61000-1-8:2019 IEC 2019 3 Figure 2 Polar diagrams with prevailing vector for each of the three phases of the 3rd,5th and 7th harmonic currents at test site M1.15 Figure 3 Polar diagrams with prevailing vector for each of the three p