IEC_61970-403-2008.pdf

IEC 61970-403Edition 1.0 2008-06INTERNATIONAL STANDARD Energy management system application program interface(EMS-API)Part 403:Generic data access IEC 61970-403:2008(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2008 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 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch 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to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month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 worlds 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:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC 61970-403Edition 1.0 2008-06INTERNATIONAL STANDARD Energy management system application program interface(EMS-API)Part 403:Generic data access INTERNATIONAL ELECTROTECHNICAL COMMISSION WICS 33.200 PRICE CODEISBN 2-8318-9851-X LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61970-403 IEC:2008(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.8 3 Terms and definitions.8 4 Background.8 5 GDA read access.9 5.1 General.9 5.2 Read access requirements.9 5.3 GDA resource query module.11 5.3.1 General.11 5.3.2 Resource query module description.11 5.3.3 GDA resource query service.12 5.4 GDA filtered query module.13 5.4.1 General.13 5.4.2 Filtered query module description.13 5.4.3 Filtered query service.17 5.5 GDA extended query module.19 5.5.1 General.19 5.5.2 Extended resource query module description.19 5.5.3 Extended resource query service.22 6 GDA update.23 6.1 General.23 6.2 GDA update requirements.23 6.3 GDA update module.23 6.3.1 General.23 6.3.2 Solution approach.24 6.3.3 Resource update service module description.26 6.3.4 Resource update service.27 6.3.5 Adding and removing resources.28 7 GDA events.28 7.1 General.28 7.2 GDA events Mmdule.28 7.2.1 General.28 7.2.2 Events module description.28 7.2.3 Events service.29 8 GDA server status and capabilities.30 8.1 General.30 8.2 GDA server module.30 8.2.1 General.30 8.2.2 ServerStatus.30 8.2.3 ServerState.31 8.2.4 ServerCapabilities.31 8.2.5 GDA server module description.31 8.2.6 Status.31 Annex A(informative)Use of GDA proxies.32 LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61970-403 IEC:2008(E)3 Annex B(informative)Implementation guidelines for GDA developers.33 Bibliography.38 Figure 1 DAF resource query.11 Figure 2 GDA filtered query.14 Figure 3 Example of a complete query filter parse tree.15 Figure 4 Extended resource query service UML.19 Figure 5 Example property joining use case.20 Figure 6 Join parse tree.21 Figure 7 GDA update module.26 Figure 8 GDA event model.28 Figure 9 GDA server model.30 Table 1 DAF resource query operations.12 Table 2 GDA filtered query elements.15 Table 3 GDA filtered query node types.15 Table 4 GDA filtered query operation types.16 Table 5 GDA filtered query OpFilterNode.16 Table 6 GDA filtered query PropertyFilterNode.17 Table 7 GDA filtered query ValueFilterNode.17 Table 8 GDA filtered query operations.17 Table 9 G