BS EN 62270-2004 Hydroelectric power plant automation - Guide for computer-based control《水力发电站自动化 计算机控制用指南》.pdf
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1、BRITISH STANDARD BS EN 62270:2004 Hydroelectric power plant automation Guide for computor-based control The European Standard EN 62270:2004 has the status of a British Standard ICS 27.140 BS EN 62270:2004 This British Standard was published under the authority of the Standards Policy and Strategy Co
2、mmittee on 14 December 2004 BSI 14 December 2004 ISBN 0 580 45076 7 National foreword This British Standard is the official English language version of EN 62270:2004. It is identical with IEC 62270:2004. The UK participation in its preparation was entrusted to Technical Committee MCE/15, Hydraulic t
3、urbines, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue un
4、der the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct ap
5、plication. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed;
6、 monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 73 and a back cover. The BSI copyright notice displayed in this document indicates when the document wa
7、s last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEAN STANDARD EN 62270 NORME EUROPENNE EUROPISCHE NORM July 2004 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normu
8、ng Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2004 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 62270:2004 E ICS 27.140 English version Hydroelectric power plant automation - Guide for computer-based control (IE
9、C 62270:2004) Automatisation de centrale hydrolectrique - Guide pour la commande base de calculateur (CEI 62270:2004) Automatisierung von Wasserkraftwerken - Leitfaden zur computergesttzten Steuerung (IEC 62270:2004) This European Standard was approved by CENELEC on 2004-07-01. CENELEC members are b
10、ound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the
11、 Central Secretariat or to any CENELEC member. This European Standard exists in two official versions (English, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the Central Secretariat has the same status
12、as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slova
13、kia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Foreword The text of document 4/188/FDIS, future edition 1 of IEC 62270, prepared by IEC TC 4, Hydraulic turbines, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62270 on 2004-07-01. The following dates w
14、ere fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2005-04-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2007-07-01 Annex ZA has been added by CENE
15、LEC. _ Endorsement notice The text of the International Standard IEC 62270:2004 was approved by CENELEC as a European Standard without any modification. _ Page2 EN62270:2004 CONTENTS INTRODUCTION.51 Overview 6 1.1 Scope6 1.2 Purpose.6 2 Normative references6 3 Terms and definitions7 4 Functional cap
16、abilities.12 4.1 General .12 4.2 Control capabilities 12 4.3 Data acquisition capabilities.21 4.4 Alarm processing and diagnostics22 4.5 Report generation23 4.6 Maintenance management interface.23 4.7 Data archival and retrieval .23 4.8 Operation scheduling and forecasting 23 4.9 Data access.24 4.10
17、 Operator simulation training.24 4.11 Typical control parameters.24 5 System architecture, communications, and databases.25 5.1 General .25 5.2 System classification .26 5.3 System architecture characteristics27 5.4 Control data networks32 5.5 Data bases and software configuration.36 6 User and plan
18、t interfaces 38 6.1 User interfaces 38 6.2 Plant interfaces39 7 System performance.42 7.1 General .42 7.2 Hardware.43 7.3 Communications44 7.4 Measuring performance .45 8 System backup capabilities .46 8.1 General .46 8.2 Design principles .47 8.3 Basic functions 47 8.4 Design of equipment for backu
19、p control .47 8.5 Alarm handling.48 8.6 Protective function.49 9 Site integration and support systems.49 9.1 Interface to existing equipment 49 9.2 Environmental conditions .49 9.3 Power source.50 Page3 EN62270:2004 9.4 Supervision of existing contact status points 50 9.5 Supervision of existing tra
20、nsducers51 9.6 Supervision of existing control output points.51 9.7 Grounding51 9.8 Static control .51 10 Recommended test and acceptance criteria 52 10.1 Specific test requirements52 10.2 Quality assurance53 10.3 Acceptance53 11 System management 53 11.1 Maintenance53 11.2 Training.53 11.3 Document
21、ation 54 12 Case studies.56 12.1 Automation of the Conowingo Hydroelectric Station56 12.2 Computer-based control system at Waddell Pump-Generating Plant.58 12.3 Retrofit of Trngslet Hydro Power Station 62 12.4 Computer-based control system at Wynoochee Hydroelectric Project .67 rgoilbiByhpa 72 Firug
22、snoitaleR 1 efo pih colc ,lartnezilafo dna ,defsc etirtnolo .51 rugiFcoL 2 ec lartnooc lfnoruginoita 51 rugiFmoC 3 eretup commcinuawten noitork 82 igurF4 Multi- epoint data link versus LANs .413 Fiurge 5 Star topology 41 Fiurg6 Ring topology e.72 Fiurge 7 Bus opologyt23 Figure 8 Conowingo control sy
23、stem overview58 Figure 9 System configuration 61 Figure 10 Control system configuration.64 Figure 11 Station control configuration after upgrading .67 Figure 12 System configuration 69 Figure 13 Local and remote interface70 Table 1 Summary of control hierarchy for hydroelectric power plants.14 Table
24、 2 Typical parameters necessary to implement automated control.25 Table 3 Classifications of hydroelectric power plant computer control systems 27 Table 4 Hydroplant computer control systems data communications attributes 36 Table 5 Cable media characteristics .37 Table 6 System performance66 Page4
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