IEC 61660-2-1997 Short-circuit currents in d.c auxiliary installations in power plants and substations - Part 2 Calculation of effects《电厂与变电站直流辅助设施中的短路电流 第2部分 效应计算》.pdf

1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 616602 Premiredition Firstedition 199706 Courantsdecourtcircuitdanslesinstallations auxiliairesalimentesencourantcontinu danslescentralesetlespostes Partie2: Calculdeseffets Shortcircuitcurrentsind.c.auxiliaryinstallations inpowerplantsandsubstatio

2、ns Part2: Calculationofeffects Numroderfrence Referencenumber CEI/IEC616602:1997Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechnique. Desrenseignementsrelatifsladatede reconfirmationdelapublicationsontdisponibles aupr

3、sduBureauCentraldelaCEI. Lesrenseignementsrelatifscesrvisions, ltablissementdesditionsrvisesetaux amendementspeuventtreobtenusauprsdes ComitsnationauxdelaCEIetdanslesdocuments cidessous: BulletindelaCEI AnnuairedelaCEI Publiannuellement CataloguedespublicationsdelaCEI Publiannuellementetmisjourrguli

4、rement Terminologie Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: Vocabulaire ElectrotechniqueInternational(VEI),quiseprsente sousformedechapitressparstraitantchacundun sujetdfini.DesdtailscompletssurleVEIpeuvent treobtenussurdemande.Voirgalementle dictionnairemultilinguedelaC

5、EI. Lestermesetdfinitionsfigurantdanslaprsente publicationonttsoittirsduVEI,soit spcifiquementapprouvsauxfinsdecette publication. Symbolesgraphiquesetlittraux Pourlessymbolesgraphiques,lessymboleslittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsultera: laCEI60027: Symboleslittrauxutilis

6、eren lectrotechnique; laCEI60417: Symbolesgraphiquesutilisablessur lematriel.Index,relevetcompilationdesfeuilles individuelles; laCEI60617: Symbolesgraphiquespourschmas; etpourlesappareilslectromdicaux, laCEI60878: Symbolesgraphiquespour quipementslectriquesenpratiquemdicale. Lessymbolesetsignescont

7、enusdanslaprsente publicationonttsoittirsdelaCEI60027,dela CEI60417,delaCEI60617et/oudelaCEI60878, soitspcifiquementapprouvsauxfinsdecette publication. PublicationsdelaCEItabliesparle mmecomitdtudes Lattentiondulecteurestattiresurleslistesfigurant lafindecettepublication,quinumrentles publicationsde

8、laCEIprparesparlecomit dtudesquiatablilaprsentepublication. Validityofthispublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewbytheIEC,thusensuringthatthe contentreflectscurrenttechnology. Informationrelatingtothedateofthereconfirmation ofthepublicationisavailablefromtheIECCent

9、ral Office. Informationontherevisionwork,theissueofrevised editionsandamendmentsmaybeobtainedfromIEC NationalCommitteesandfromthefollowingIEC sources: IECBulletin IECYearbook Publishedyearly CatalogueofIECpublications Publishedyearlywithregularupdates Terminology Forgeneralterminology,readersarerefe

10、rredto IEC60050:InternationalElectrotechnicalVocabulary (IEV),whichisissuedintheformofseparatechapters eachdealingwithaspecificfield.Fulldetailsofthe IEVwillbesuppliedonrequest.SeealsotheIEC MultilingualDictionary. Thetermsanddefinitionscontainedinthepresent publicationhaveeitherbeentakenfromtheIEVo

11、r havebeenspecificallyapprovedforthepurposeofthis publication. Graphicalandlettersymbols Forgraphicalsymbols,andlettersymbolsandsigns approvedbytheIECforgeneraluse,readersare referredtopublications: IEC60027:Lettersymbolstobeusedinelectrical technology; IEC60417: Graphicalsymbolsforuseon equipment.I

12、ndex,surveyandcompilationofthe singlesheets; IEC60617: Graphicalsymbolsfordiagrams; andformedicalelectricalequipment, IEC60878:Graphicalsymbolsforelectromedical equipmentinmedicalpractice. Thesymbolsandsignscontainedinthepresent publicationhaveeitherbeentakenfromIEC 60027, IEC 60417,IEC60617and/orIE

13、C60878,orhave beenspecificallyapprovedforthepurposeofthis publication. IECpublicationspreparedbythesame technicalcommittee Theattentionofreadersisdrawntotheendpagesof thispublicationwhichlisttheIECpublicationsissued bythetechnicalcommitteewhichhaspreparedthe presentpublication.NORME INTERNATIONALE C

14、EI IEC INTERNATIONAL STANDARD 616602 Premiredition Firstedition 199706 Courantsdecourtcircuitdanslesinstallations auxiliairesalimentesencourantcontinu danslescentralesetlespostes Partie2: Calculdeseffets Shortcircuitcurrentsind.c.auxiliaryinstallations inpowerplantsandsubstations Part2: Calculationo

15、feffects CommissionElectrotechniqueInternationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC1997Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesous quelqueformequecesoitetp

16、araucun procd,lectroniqueoumcanique,ycomprislaphoto copieetlesmicrofilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorut ilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechni

17、calCommission 3,ruedeVarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE W2 - 616602CEI:1997 SOMMAIRE Pages AVANTPROPOS 4 Articles 1Gnralits. 6 1.1 Domainedapplication 6 1.2 Rfrencesnormatives 8 1.3 Symbolesetunits 8 1.4 Dfinitions . 14 2 Ef

18、fetlectromagntiquesurlesconducteursrigides 16 2.1 Gnralits 16 2.2 Calculdesforceslectromagntiques 18 2.3 Calculdescontraintesdanslesconducteursrigidesetlesforces surlessupports . 20 2.4 Chargedeconceptionpourlesisolateurs,leurssupportsetconnecteurs 32 3 Effetsthermiquessurlesconducteursnusetsurlemat

19、riellectrique . 32 3.1 Gnralits 32 3.2 Calculdelchauffement 34 Tableaux . 38 Figures .4 6 Annexes A Equationspourladterminationdesdiagrammes . 66 B Bibliographie 74616602IEC:1997 3 - CONTENTS Page FOREWORD. 5 Clause 1 General 7 1.1Scope 7 1.2Normative references. 9 1.3 Symbolsandunits . 9 1.4Definit

20、ions. 15 2 Electromagneticeffectonrigidconductors 17 2.1General. 17 2.2 Calculationofelectromagneticforces. 19 2.3 Calculationofstressesinrigidconductorsandforcesonsupports . 21 2.4Designloadforpostinsulators,theirsupportsandconnectors 33 3 Thermaleffectonbareconductorsandelectricalequipment . 33 3.

21、1General. 33 3.2 Calculationoftemperaturerise 35 Tables . 39 Figures .4 7 Annexes A Equationsforcalculationsofdiagrams 67 B Bibliography 744 - 616602CEI:1997 COMMISSIONLECTROTECHNIQUEINTERNATIONALE _ COURANTSDECOURTCIRCUITDANSLESINSTALLATIONSAUXILIAIRES ALIMENTESENCOURANTCONTINU DANSLESCENTRALESETLE

22、SPOSTES Partie2:Calculdeseffets AVANTPROPOS 1) LaCEI (CommissionElectrotechniqueInternationale)estuneorganisationmondialedenormalisation composedelensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIa pourobjetdefavoriserlacooprationinternationalepourtouteslesquestionsdenormalisa

23、tiondansles domainesdellectricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedesNormes Internationales.Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComit nationalintressparlesujettraitpeutparticiper.Lesorganisationsinternationales,gouvernementaleset nongouvernementales,

24、enliaisonaveclaCEI,participentgalementauxtravaux.LaCEI collabore troitementaveclOrganisationInternationaledeNormalisation(ISO),selondesconditionsfixesparaccord entrelesdeuxorganisations. 2) LesdcisionsouaccordsofficielsdelaCEIconcernantlesquestionstechniques,reprsentent,dansla mesuredupossibleunacco

25、rdinternationalsurlessujetstudis,tantdonnquelesComitsnationaux intressssontreprsentsdanschaquecomitdtudes. 3) Lesdocumentsproduitsseprsententsouslaformederecommandationsinternationales.Ilssontpublis commenormes,rapportstechniquesouguidesetagrscommetelsparlesComitsnationaux. 4) Danslebutdencouragerlu

26、nificationinternationale,lesComitsnationauxdelaCEIsengagentappliquer defaontransparente,danstoutelamesurepossible,lesNormesinternationalesdelaCEIdansleursnormes nationalesetrgionales.ToutedivergenceentrelanormedelaCEIetlanormenationaleourgionale correspondantedoittreindiqueentermesclairsdanscetteder

27、nire. 5) LaCEI nafixaucuneprocdureconcernantlemarquagecommeindicationdapprobationetsa responsabilitnestpasengagequandunmatrielestdclarconformelunedesesnormes. 6) LattentionestattiresurlefaitquecertainsdeslmentsdelaprsenteNormeinternationalepeuventfaire lobjetdedroitsdepropritintellectuelleoudedroits

28、analogues.LaCEI nesauraittretenuepour responsabledenepasavoiridentifidetelsdroitsdepropritetdenepasavoirsignalleurexistence. LaNormeinternationaleCEI616602attablieparlecomit73delaCEI:Courantsde courtcircuit. Letextedecettenormeestissudesdocumentssuivants: FDIS Rapportdevote 73/85/FDIS 73/98/RVD Lera

29、pportdevoteindiqudansletableaucidessusdonnetouteinformationsurlevoteayant aboutilapprobationdecettenorme. LesannexesAetBsontdonnesuniquementtitredinformation. LaCEI61660comprendlespartiessuivantes,prsentessousletitregnral:Courantsde courtcircuitdanslesinstallationsauxiliairesalimentesencourantcontin

30、udanslescentrales etlespostes: Partie1:1997,Calculdescourantsdecourtcircuit Partie2:1997,Calculdeseffets Partie3:199X,Exemplesdecalcul(enprparation).616602IEC:1997 5 - INTERNATIONALELECTROTECHNICALCOMMISSION _ SHORTCIRCUITCURRENTSINDCAUXILIARYINSTALLATIONS INPOWERPLANTSANDSUBSTATIONS Part2:Calculati

31、onofeffects FOREWORD 1) TheIEC (InternationalElectrotechnicalCommission)isaworldwideorganizationforstandardization comprisingallnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectoftheIECisto promoteinternationalcooperationonallquestionsconcerningstandardizationintheelectricalandelec

32、tronic fields.Tothisendandinadditiontootheractivities,theIEC publishesInternationalStandards.Their preparationisentrustedtotechnicalcommittees;anyIECNationalCommitteeinterestedinthesubjectdealt withmayparticipateinthispreparatorywork.International,governmentalandnongovernmentalorganizations liaising

33、withtheIECalsoparticipateinthispreparation.TheIECcollaboratescloselywiththeInternational OrganizationforStandardization(ISO)inaccordancewithconditionsdeterminedbyagreementbetweenthe twoorganizations. 2) TheformaldecisionsoragreementsoftheIEContechnicalmattersexpress,asnearlyaspossible,an internation

34、alconsensusofopinionontherelevantsubjectssinceeachtechnicalcommitteehasrepresentation fromallinterestedNationalCommittees. 3) Thedocumentsproducedhavetheformofrecommendationsforinternationaluseandarepublishedinthe formofstandards,technicalreportsorguidesandtheyareacceptedbytheNationalCommitteesintha

35、t sense. 4) Inordertopromoteinternationalunification,IECNationalCommitteesundertaketoapplyIECInternational Standardstransparentlytothemaximumextentpossibleintheirnationalandregionalstandards.Any divergencebetweentheIECStandardandthecorrespondingnationalorregionalstandardshallbeclearly indicatedinthe

36、latter. 5) TheIECprovidesnomarkingproceduretoindicateitsapprovalandcannotberenderedresponsibleforany equipmentdeclaredtobeinconformitywithoneofitsstandards. 6) AttentionisdrawntothepossibilitythatsomeoftheelementsofthisInternationalStandardmaybethe subjectofpatentrights.TheIECshallnotbeheldresponsib

37、leforidentifyinganyorallsuchpatentrights. InternationalStandardIEC616602hasbeenpreparedbyIECtechnicalcommittee73:Short circuitcurrents. Thetextofthisstandardisbasedonthefollowingdocuments: FDIS Reportonvoting 73/85/FDIS 73/98/RVD Fullinformationonthevotingfortheapprovalofthisstandardcanbefoundinther

38、eporton votingindicatedintheabovetable. AnnexesAandBareforinformationonly. IEC61660consistsofthefollowingparts,underthegeneraltitle:Shortcircuitcurrentsind.c. auxiliaryinstallationsinpowerplantsandsubstations: Part1:1997:Calculationofshortcircuitcurrents Part2:1997:Calculationofeffects Part3:199X:Ex

39、amplesofcalculations(inpreparation)6 - 616602CEI:1997 COURANTSDECOURTCIRCUITDANSLESINSTALLATIONSAUXILIAIRES ALIMENTESENCOURANTCONTINU DANSLESCENTRALESETLESPOSTES Partie2:Calculdeseffets 1Gnralits 1.1 Domainedapplication LaprsentepartiedelaCEI61660dcritunemthodedecalculdeseffetsmcaniqueset thermiques

40、surlesconducteursrigidesdusauxcourantsdecourtcircuitdanslesinstallations auxiliairesalimentesencourantcontinudanslescentralesetlespostes.Detelsrseaux peuventcontenirlestypessuivantsdematrielquiagissentaussibiencommesourcesque commecontributionauxcourantsdecourtcircuit: redresseurstriphassencourantal

41、ternatif,raccordementenpontpour50Hz; batteriesfixesauplomb; condensateursdelissage; moteursexcitationindpendantecourantcontinu. Laprsentenormedonneunemthodegnralementapplicableetfournitdesrsultatsdune prcisionsuffisante.Lamthodedecalculestbasesurdesfonctionsdesubstitution produisantparapproximationl

42、esmmescontraintesmaximalesdanslesconducteursetles mmesforcessurlessupportsquelaforcelectromagntiquerelle. Lesprocduresnormalisesdecalculdesarticles2et3sappliquentrespectivementaux effetslectromagntiquessurlesconducteursrigidesetauxeffetsthermiquessurles conducteursnusetlematriellectrique. Pourlescblesetlesconducteursisols,ilconvientcependantdeserfrerparexemplela CEI60949etlaCEI60986. Seuleslesinstallationsauxiliairesalimentesencourantcontinudanslescent