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IEC_TR_61431-2020.pdf

1、 IEC TR 61431 Edition 2.0 2020-09 TECHNICAL REPORT Guidelines for the use of monitor systems for lead-acid traction batteries IEC TR 61431:2020-09(en)THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2020 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no part of this publicati

2、on 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

3、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 Elec

4、trotechnical 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 yo

5、u 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,repl

6、aced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications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 fee

7、dback 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

8、 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

9、 collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC TR 61431 Edition 2.0 2020-09 TECHNICAL REPORT Guidelines for the use of monitor systems for lead-acid traction batteries INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.220.20 ISBN 978-2-8322-8854-2 Registered trademark of the In

10、ternational Electrotechnical Commission Warning!Make sure that you obtained this publication from an authorized distributor.2 IEC TR 61431:2020 IEC 2020 CONTENTS FOREWORD.4 1 Scope.6 2 Normative references.6 3 Terms and definitions.6 4 Desirable characteristics and features.6 4.1 General.6 4.2 Physi

11、cal location of the monitoring device.6 4.3 State of charge indication or fuel gauge.7 4.4 Battery temperature information.7 4.5 High battery temperature warning.7 4.6 Low temperature warning.7 4.7 Electrolyte level indication.7 4.8 Electrolyte level maintenance log.7 4.9 Uniformity of cell properti

12、es in a battery.8 4.10 Battery commissioning date.8 4.11 Battery configuration.8 5 Evaluation and analysis.8 5.1 State of charge indication or fuel gauge.8 5.2 Battery temperature information.8 5.3 Water consumption.9 5.4 Uniformity of cell properties.10 5.5 Electrolyte density.10 5.6 Capacity throu

13、ghput.11 5.7 Battery age.11 5.8 Battery data sheet.11 5.9 Communication interfaces.12 5.10 Ground faults.12 5.11 Human factors.12 6 Data monitoring Recommended list of parameters to be monitored.13 7 Analysis and evaluation of gathered battery data.14 7.1 Data flow.14 7.2 Prediction of residual oper

14、ational life.14 Annex A(informative)Example determination of the residual service life of lead-acid traction batteries.15 A.1 General.15 A.2 Lost capacity due to stress factors.15 A.2.1 Evaluation of the impact of a deep discharge.15 A.2.2 Evaluation of impact of the battery temperature.16 A.2.3 Eva

15、luation of the impact of very high discharge currents.17 A.2.4 Evaluation of the impact of the battery being in idle state.17 A.2.5 Calculation of the residual capacity.17 A.2.6 Residual number of cycles.18 Figure 1 Potential data flow in a monitor system.14 Figure A.1 Example of interrelation betwe

16、en discharge voltages and discharge currents indicating a deep discharge condition.16 IEC TR 61431:2020 IEC 2020 3 Table 1 Residence times and related temperature ranges.9 Table 2 Temperature warning levels.9 Table 3 Units and value resolution of measured characteristics.13 Table A.1 Derating factor due to ageing on standby and idling.17 4 IEC TR 61431:2020 IEC 2020 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ GUIDELINES FOR THE USE OF MONITOR SYSTEMS FOR LEAD-ACID TRACTION BATTERIES FOREWORD 1)T

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