ISO8528-5-2013_第1页
ISO8528-5-2013_第2页
ISO8528-5-2013_第3页
ISO8528-5-2013_第4页
ISO8528-5-2013_第5页
已阅读5页，还剩37页未读， 继续免费阅读

下载本文档

版权说明：本文档由用户提供并上传，收益归属内容提供方，若内容存在侵权，请进行举报或认领

文档简介

BSISO852852013ISO2013RECIPROCATINGINTERNALCOMBUSTIONENGINEDRIVENALTERNATINGCURRENTGENERATINGSETSPART5GENERATINGSETSGROUPESLECTROGNESCOURANTALTERNATIFENTRANSPARMOTEURSALTERNATIFSCOMBUSTIONINTERNEPARTIE5GROUPESLECTROGNESINTERNATIONALSTANDARDISO85285THIRDEDITION20130315REFERENCENUMBERISO852852013EBSISO852852013ISO852852013EIIISO2013ALLRIGHTSRESERVEDCOPYRIGHTPROTECTEDDOCUMENTISO2013ALLRIGHTSRESERVEDUNLESSOTHERWISESPECIFIED,NOPARTOFTHISPUBLICATIONMAYBEREPRODUCEDORUTILIZEDOTHERWISEINANYFORMORBYANYMEANS,ELECTRONICORMECHANICAL,INCLUDINGPHOTOCOPYING,ORPOSTINGONTHEINTERNETORANINTRANET,WITHOUTPRIORWRITTENPERMISSIONPERMISSIONCANBEREQUESTEDFROMEITHERISOATTHEADDRESSBELOWORISOSMEMBERBODYINTHECOUNTRYOFTHEREQUESTERISOCOPYRIGHTOFFICECASEPOSTALE56CH1211GENEVA20TEL41227490111FAX41227490947EMAILCOPYRIGHTISOORGWEBWWWISOORGPUBLISHEDINSWITZERLANDBSISO852852013ISO852852013EISO2013ALLRIGHTSRESERVEDIIICONTENTSPAGEFOREWORDIV1SCOPE12NORMATIVEREFERENCES13SYMBOLS,TERMSANDDEFINITIONS14OTHERREGULATIONSANDADDITIONALREQUIREMENTS155FREQUENCYCHARACTERISTICS1551GENERAL156OVERFREQUENCYCHARACTERISTICS167VOLTAGECHARACTERISTICS168SUSTAINEDSHORTCIRCUITCURRENT169FACTORSAFFECTINGGENERATINGSETPERFORMANCE1691GENERAL1692POWER1693FREQUENCYANDVOLTAGE1694LOADACCEPTANCE1710CYCLICIRREGULARITY1911STARTINGCHARACTERISTICS2012STOPTIMECHARACTERISTICS2113PARALLELOPERATION22131ACTIVEPOWERSHARING22132REACTIVEPOWERSHARING24133INFLUENCEONPARALLELOPERATINGBEHAVIOUR2614RATINGPLATES2615FURTHERFACTORSINFLUENCINGGENERATINGSETPERFORMANCE29151STARTINGMETHODS29152SHUTDOWNMETHODS30153FUELANDLUBRICATIONOILSUPPLY30154COMBUSTIONAIR30155EXHAUSTSYSTEM30156COOLINGANDROOMVENTILATION30157MONITORING31158NOISEEMISSION31159COUPLING311510VIBRATION321511FOUNDATIONS3216PERFORMANCECLASSOPERATINGLIMITVALUES33161GENERAL33162RECOMMENDATIONFORGASENGINEOPERATINGLIMITVALUES33BIBLIOGRAPHY36BSISO852852013ISO852852013EFOREWORDISOTHEINTERNATIONALORGANIZATIONFORSTANDARDIZATIONISAWORLDWIDEFEDERATIONOFNATIONALSTANDARDSBODIESISOMEMBERBODIESTHEWORKOFPREPARINGINTERNATIONALSTANDARDSISNORMALLYCARRIEDOUTTHROUGHISOTECHNICALCOMMITTEESEACHMEMBERBODYINTERESTEDINASUBJECTFORWHICHATECHNICALCOMMITTEEHASBEENESTABLISHEDHASTHERIGHTTOBEREPRESENTEDONTHATCOMMITTEEINTERNATIONALORGANIZATIONS,GOVERNMENTALANDNONGOVERNMENTAL,INLIAISONWITHISO,ALSOTAKEPARTINTHEWORKISOCOLLABORATESCLOSELYWITHTHEINTERNATIONALELECTROTECHNICALCOMMISSIONIECONALLMATTERSOFELECTROTECHNICALSTANDARDIZATIONINTERNATIONALSTANDARDSAREDRAFTEDINACCORDANCEWITHTHERULESGIVENINTHEISO/IECDIRECTIVES,PART2THEMAINTASKOFTECHNICALCOMMITTEESISTOPREPAREINTERNATIONALSTANDARDSDRAFTINTERNATIONALSTANDARDSADOPTEDBYTHETECHNICALCOMMITTEESARECIRCULATEDTOTHEMEMBERBODIESFORVOTINGPUBLICATIONASANINTERNATIONALSTANDARDREQUIRESAPPROVALBYATLEAST75OFTHEMEMBERBODIESCASTINGAVOTEATTENTIONISDRAWNTOTHEPOSSIBILITYTHATSOMEOFTHEELEMENTSOFTHISDOCUMENTMAYBETHESUBJECTOFPATENTRIGHTSISOSHALLNOTBEHELDRESPONSIBLEFORIDENTIFYINGANYORALLSUCHPATENTRIGHTSISO85285WASPREPAREDBYTECHNICALCOMMITTEEISO/TC70,INTERNALCOMBUSTIONENGINESTHISTHIRDEDITIONCANCELSANDREPLACESTHESECONDEDITIONISO852852005,WHICHHASBEENTECHNICALLYREVISEDISO8528CONSISTSOFTHEFOLLOWINGPARTS,UNDERTHEGENERALTITLERECIPROCATINGINTERNALCOMBUSTIONENGINEDRIVENALTERNATINGCURRENTGENERATINGSETSPART1APPLICATION,RATINGSANDPERFORMANCEPART2ENGINESPART3ALTERNATINGCURRENTGENERATORSFORGENERATINGSETSPART4CONTROLGEARANDSWITCHGEARPART5GENERATINGSETSPART6TESTMETHODSPART7TECHNICALDECLARATIONSFORSPECIFICATIONANDDESIGNPART8REQUIREMENTSANDTESTSFORLOWPOWERGENERATINGSETSPART9MEASUREMENTANDEVALUATIONOFMECHANICALVIBRATIONSPART10MEASUREMENTOFAIRBORNENOISEBYTHEENVELOPINGSURFACEMETHODPART111ROTARYUNINTERRUPTIBLEPOWERSYSTEMSPERFORMANCEREQUIREMENTSANDTESTMETHODSPART12EMERGENCYPOWERSUPPLIESTOSAFETYSERVICES1PART11ISPUBLISHEDASIEC88528112004IVISO2013ALLRIGHTSRESERVEDBSISO852852013INTERNATIONALSTANDARDISO852852013ERECIPROCATINGINTERNALCOMBUSTIONENGINEDRIVENALTERNATINGCURRENTGENERATINGSETSPART5GENERATINGSETS1SCOPETHISPARTOFISO8528DEFINESTERMSANDSPECIFIESDESIGNANDPERFORMANCECRITERIAARISINGOUTOFTHECOMBINATIONOFARECIPROCATINGINTERNALCOMBUSTIONRICENGINEANDANALTERNATINGCURRENTACGENERATORWHENOPERATINGASAUNITITAPPLIESTOACGENERATINGSETSDRIVENBYRICENGINESFORLANDANDMARINEUSE,EXCLUDINGGENERATINGSETSUSEDONAIRCRAFTORTOPROPELLANDVEHICLESANDLOCOMOTIVESFORSOMESPECIFICAPPLICATIONSEGESSENTIALHOSPITALSUPPLIESANDHIGHRISEBUILDINGSSUPPLEMENTARYREQUIREMENTSCANBENECESSARYTHEPROVISIONSOFTHISPARTOFISO8528AREABASISFORESTABLISHINGANYSUPPLEMENTARYREQUIREMENTSFORGENERATINGSETSDRIVENBYOTHERRECIPROCATINGTYPEPRIMEMOVERSEGSTEAMENGINES,THEPROVISIONSOFTHISPARTOFISO8528CANBEUSEDASABASISFORESTABLISHINGTHESEREQUIREMENTS2NORMATIVEREFERENCESTHEFOLLOWINGDOCUMENTS,INWHOLEORINPART,ARENORMATIVELYREFERENCEDINTHISDOCUMENTANDAREINDISPENSABLEFORITSAPPLICATIONFORDATEDREFERENCES,ONLYTHEEDITIONCITEDAPPLIESFORUNDATEDREFERENCES,THELATESTEDITIONOFTHEREFERENCEDDOCUMENTINCLUDINGANYAMENDMENTSAPPLIESISO304652001,RECIPROCATINGINTERNALCOMBUSTIONENGINESPERFORMANCEPART5TORSIONALVIBRATIONSISO852812005,RECIPROCATINGINTERNALCOMBUSTIONENGINEDRIVENALTERNATINGCURRENTGENERATINGSETSPART1APPLICATION,RATINGSANDPERFORMANCEISO852832005,RECIPROCATINGINTERNALCOMBUSTIONENGINEDRIVENALTERNATINGCURRENTGENERATINGSETSPART3ALTERNATINGCURRENTGENERATORSFORGENERATINGSETSIEC6003412004,ROTATINGELECTRICALMACHINESPART1RATINGANDPERFORMANCE3SYMBOLS,TERMSANDDEFINITIONSFORINDICATIONSOFTECHNICALDATAFORELECTRICALEQUIPMENT,IECUSESTHETERM“RATED”ANDTHESUBSCRIPT“N”FORINDICATIONSOFTECHNICALDATAFORMECHANICALEQUIPMENT,ISOUSESTHETERM“DECLARED”ANDTHESUBSCRIPT“R”THEREFORE,INTHISPARTOFISO8528,THETERM“RATED”ISAPPLIEDONLYTOELECTRICALITEMSOTHERWISE,THETERM“DECLARED”ISUSEDTHROUGHOUTANEXPLANATIONOFTHESYMBOLSANDABBREVIATIONSUSEDINTHISINTERNATIONALSTANDARDARESHOWNINTABLE1ISO2013ALLRIGHTSRESERVED1BSISO852852013ISO852852013ETABLE1SYMBOLS,TERMSANDDEFINITIONSSYMBOLTERMUNITDEFINITIONFFREQUENCYHZFD,MAXMAXIMUMTRANSIENTFREQUENCYRISEOVERSHOOTFREQUENCYHZMAXIMUMFREQUENCYWHICHOCCURSONSUDDENCHANGEFROMAHIGHERTOALOWERPOWERTHESYMBOLISDIFFERENTFROMTHATGIVENINISO304642009FD,MINMAXIMUMTRANSIENTFREQUENCYDROPUNDERSHOOTFREQUENCYHZMINIMUMFREQUENCYWHICHOCCURSONSUDDENCHANGEFROMALOWERTOAHIGHERPOWERTHESYMBOLISDIFFERENTFROMTHATGIVENINISO304642009FDOAOPERATINGFREQUENCYOFOVERFREQUENCYLIMITINGDEVICEHZTHEFREQUENCYATWHICH,FORAGIVENSETTINGFREQUENCY,THEOVERFREQUENCYLIMITINGDEVICESTARTSTOOPERATEFDSSETTINGFREQUENCYOFOVERFREQUENCYLIMITINGDEVICEHZTHEFREQUENCYOFTHEGENERATINGSET,THEEXCEEDINGOFWHICHACTIVATESTHEOVERFREQUENCYLIMITINGDEVICEINPRACTICE,INSTEADOFTHEVALUEFORTHESETTINGFREQUENCY,THEVALUEFORTHEPERMISSIBLEOVERFREQUENCYISSTATEDALSOSEETABLE1OFISO852822005FINOLOADFREQUENCYHZFI,RRATEDNOLOADFREQUENCYHZFMAXBMAXIMUMPERMISSIBLEFREQUENCYHZAFREQUENCYSPECIFIEDBYTHEGENERATINGSETMANUFACTURERWHICHLIESASAFEAMOUNTBELOWTHEFREQUENCYLIMITSEETABLE1OFISO852822005FRDECLAREDFREQUENCYRATEDFREQUENCYHZFI,MAXMAXIMUMNOLOADFREQUENCYHZFI,MINMINIMUMNOLOADFREQUENCYHZFARBFREQUENCYATACTUALPOWERHZFWIDTHOFFREQUENCYOSCILLATIONHZIKSUSTAINEDSHORTCIRCUITCURRENTATTIMESTATOTALSTOPPINGTIMESTIMEINTERVALFROMTHESTOPCOMMANDUNTILTHEGENERATINGSETHASCOMETOACOMPLETESTOPANDISGIVENBYTATITCTDTBLOADPICKUPREADINESSTIMESTIMEINTERVALFROMTHESTARTCOMMANDUNTILREADYFORSUPPLYINGANAGREEDPOWER,TAKINGINTOACCOUNTAGIVENFREQUENCYANDVOLTAGETOLERANCEANDISGIVENBYTBTPTGAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGE2ISO2013ALLRIGHTSRESERVEDBSISO852852013ISO852852013ESYMBOLTERMUNITDEFINITIONTCOFFLOADRUNONTIMESTIMEINTERVALFROMTHEREMOVALOFTHELOADUNTILGENERATINGSETOFFSIGNALISGIVENTOTHEGENERATINGSETALSOKNOWNASTHE“COOLINGRUNONTIME”TDRUNDOWNTIMESTIMEFROMTHEGENERATINGSETOFFSIGNALTOWHENTHEGENERATINGSETHASCOMETOACOMPLETESTOPTELOADPICKUPTIMESTIMEINTERVALFROMSTARTCOMMANDUNTILTHEAGREEDLOADISCONNECTEDANDISGIVENBYTETPTGTSTF,DEFREQUENCYRECOVERYTIMEAFTERLOADDECREASESTHETIMEINTERVALBETWEENTHEDEPARTUREFROMTHESTEADYSTATEFREQUENCYBANDAFTERASUDDENSPECIFIEDLOADDECREASEANDTHEPERMANENTREENTRYOFTHEFREQUENCYINTOTHESPECIFIEDSTEADYSTATEFREQUENCYTOLERANCEBANDSEEFIGURE4TF,INFREQUENCYRECOVERYTIMEAFTERLOADINCREASESTHETIMEINTERVALBETWEENTHEDEPARTUREFROMTHESTEADYSTATEFREQUENCYBANDAFTERASUDDENSPECIFIEDLOADINCREASEANDTHEPERMANENTREENTRYOFTHEFREQUENCYINTOTHESPECIFIEDSTEADYSTATEFREQUENCYTOLERANCEBANDSEEFIGURE4TGTOTALRUNUPTIMESTIMEINTERVALFROMTHEBEGINNINGOFCRANKINGUNTILREADYFORSUPPLYINGANAGREEDPOWER,TAKINGINTOACCOUNTAGIVENFREQUENCYANDVOLTAGETOLERANCETHRUNUPTIMESTIMEINTERVALFROMTHEBEGINNINGOFCRANKINGUNTILTHEDECLAREDSPEEDISREACHEDFORTHEFIRSTTIMETIONLOADRUNONTIMESTIMEINTERVALFROMASTOPCOMMANDBEINGGIVENUNTILTHELOADISDISCONNECTEDAUTOMATICSETSTPSTARTPREPARATIONTIMESTIMEINTERVALFROMTHESTARTCOMMANDUNTILTHEBEGINNINGOFCRANKINGTSLOADSWITCHINGTIMESTIMEFROMREADINESSTOTAKEUPANAGREEDLOADUNTILTHISLOADISCONNECTEDTUINTERRUPTIONTIMESTIMEINTERVALFROMTHEAPPEARANCEOFTHECRITERIAINITIATINGASTARTUNTILTHEAGREEDLOADISCONNECTEDANDISGIVENBYTUTVTPTGTSTVTETHISTIMESHALLBEPARTICULARLYTAKENINTOACCOUNTFORAUTOMATICALLYSTARTEDGENERATINGSETSSEECLAUSE11RECOVERYTIMEISO8528121997ISAPARTICULARCASEOFINTERRUPTIONTIMEAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGETABLE1CONTINUEDISO2013ALLRIGHTSRESERVED3BSISO852852013ISO852852013ESYMBOLTERMUNITDEFINITIONTU,DEVOLTAGERECOVERYTIMEAFTERLOADDECREASESTIMEINTERVALFROMTHEPOINTATWHICHALOADDECREASEISINITIATEDUNTILTHEPOINTWHENTHEVOLTAGERETURNSTOANDREMAINSWITHINTHESPECIFIEDSTEADYSTATEVOLTAGETOLERANCEBANDSEEFIGURE5TU,INVOLTAGERECOVERYTIMEAFTERLOADINCREASESTIMEINTERVALFROMTHEPOINTATWHICHALOADINCREASEISINITIATEDUNTILTHEPOINTWHENTHEVOLTAGERETURNSTOANDREMAINSWITHINTHESPECIFIEDSTEADYSTATEVOLTAGETOLERANCEBANDSEEFIGURE5TVSTARTDELAYTIMESTIMEINTERVALFROMTHEAPPEARANCEOFTHECRITERIAINITIATINGASTARTTOTHESTARTINGCOMMANDPARTICULARLYFORAUTOMATICALLYSTARTEDGENERATINGUNITSTHISTIMEDOESNOTDEPENDONTHEAPPLIEDGENERATINGSETTHEEXACTVALUEOFTHISTIMEISTHERESPONSIBILITYOFANDISDETERMINEDBYTHECUSTOMEROR,IFREQUIRED,BYSPECIALREQUIREMENTSOFLEGISLATIVEAUTHORITIESFOREXAMPLE,THISTIMEISPROVIDEDTOAVOIDSTARTINGINCASEOFAVERYSHORTMAINSFAILURETZCRANKINGTIMESTIMEINTERVALFROMTHEBEGINNINGOFCRANKINGUNTILTHEFIRINGSPEEDOFTHEENGINEISREACHEDT0PRELUBRICATINGTIMESTIMEREQUIREDFORSOMEENGINESTOENSURETHATOILPRESSUREISESTABLISHEDBEFORETHEBEGINNINGOFCRANKINGTHISTIMEISUSUALLYZEROFORSMALLGENERATINGSETS,WHICHNORMALLYDONOTREQUIREPRELUBRICATIONVFRATEOFCHANGEOFFREQUENCYSETTINGRATEOFCHANGEOFFREQUENCYSETTINGUNDERREMOTECONTROLEXPRESSEDASAPERCENTAGEOFRELATEDRANGEOFFREQUENCYSETTINGPERSECONDANDISGIVENBYVFI,MAXI,MINR/FFFT100VURATEOFCHANGEOFVOLTAGESETTINGRATEOFCHANGEOFVOLTAGESETTINGUNDERREMOTECONTROLEXPRESSEDASAPERCENTAGEOFTHERELATEDRANGEOFVOLTAGESETTINGPERSECONDANDISGIVENBYVUS,UPS,DOR/UUUT100US,DODOWNWARDADJUSTABLEVOLTAGEVUS,UPUPWARDADJUSTABLEVOLTAGEVAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGETABLE1CONTINUED4ISO2013ALLRIGHTSRESERVEDBSISO852852013ISO852852013ESYMBOLTERMUNITDEFINITIONURRATEDVOLTAGEVLINETOLINEVOLTAGEATTHETERMINALSOFTHEGENERATORATRATEDFREQUENCYANDATRATEDOUTPUTRATEDVOLTAGEISTHEVOLTAGEASSIGNEDBYTHEMANUFACTURERFOROPERATINGANDPERFORMANCECHARACTERISTICSURECRECOVERYVOLTAGEVMAXIMUMOBTAINABLESTEADYSTATEVOLTAGEFORASPECIFIEDLOADCONDITIONRECOVERYVOLTAGEISNORMALLYEXPRESSEDASAPERCENTAGEOFTHERATEDVOLTAGEITNORMALLYLIESWITHINTHESTEADYSTATEVOLTAGETOLERANCEBANDUFORLOADSINEXCESSOFTHERATEDLOAD,RECOVERYVOLTAGEISLIMITEDBYSATURATIONANDEXCITER/REGULATORFIELDFORCINGCAPABILITYSEEFIGURE5USSETVOLTAGEVLINETOLINEVOLTAGEFORDEFINEDOPERATIONSELECTEDBYADJUSTMENTUST,MAXMAXIMUMSTEADYSTATEVOLTAGEVMAXIMUMVOLTAGEUNDERSTEADYSTATECONDITIONSATRATEDFREQUENCYFORALLPOWERSBETWEENNOLOADANDRATEDOUTPUTANDATSPECIFIEDPOWERFACTOR,TAKINGINTOACCOUNTTHEINFLUENCEOFTEMPERATURERISEUST,MINMINIMUMSTEADYSTATEVOLTAGEVMINIMUMVOLTAGEUNDERSTEADYSTATECONDITIONSATRATEDFREQUENCYFORALLPOWERSBETWEENNOLOADANDRATEDOUTPUTANDATSPECIFIEDPOWERFACTOR,TAKINGINTOACCOUNTTHEINFLUENCEOFTEMPERATURERISEU0NOLOADVOLTAGEVLINETOLINEVOLTAGEATTHETERMINALSOFTHEGENERATORATRATEDFREQUENCYANDNOLOADUDYN,MAXMAXIMUMUPWARDTRANSIENTVOLTAGEONLOADDECREASEVMAXIMUMVOLTAGEWHICHOCCURSONASUDDENCHANGEFROMAHIGHERLOADTOALOWERLOADUDYN,MINMINIMUMDOWNWARDTRANSIENTVOLTAGEONLOADINCREASEVMINIMUMVOLTAGEWHICHOCCURSONASUDDENCHANGEFROMALOWERLOADTOAHIGHERLOADUMAX,SMAXIMUMPEAKVALUEOFSETVOLTAGEVUMIN,SMINIMUMPEAKVALUEOFSETVOLTAGEVUMEAN,SAVERAGEVALUEOFTHEMAXIMUMANDMINIMUMPEAKVALUEOFSETVOLTAGEVAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGETABLE1CONTINUEDISO2013ALLRIGHTSRESERVED5BSISO852852013ISO852852013ESYMBOLTERMUNITDEFINITIONUMOD,SVOLTAGEMODULATIONQUASIPERIODICVOLTAGEVARIATIONPEAKTOPEAKABOUTASTEADYSTATEVOLTAGEHAVINGTYPICALFREQUENCIESBELOWTHEFUNDAMENTALGENERATIONFREQUENCY,EXPRESSEDASAPERCENTAGEOFAVERAGEPEAKVOLTAGEATRATEDFREQUENCYANDCONSTANTSPEEDUUUMOD,SMOD,S,MAXMOD,S,MINMOD,S,MAXMOD,S,MIN1020THISISACYCLICORRANDOMDISTURBANCEWHICHCANBECAUSEDBYREGULATORS,CYCLICIRREGULARITYORINTERMITTENTLOADSFLICKERINGLIGHTSAREASPECIALCASEOFVOLTAGEMODULATIONSEEFIGURES11AND12UMOD,S,MAXMAXIMUMPEAKOFVOLTAGEMODULATIONVQUASIPERIODICMAXIMUMVOLTAGEVARIATIONPEAKTOPEAKABOUTASTEADYSTATEVOLTAGEUMOD,S,MINMINIMUMPEAKOFVOLTAGEMODULATIONVQUASIPERIODICMINIMUMVOLTAGEVARIATIONPEAKTOPEAKABOUTASTEADYSTATEVOLTAGEUWIDTHOFVOLTAGEOSCILLATIONVFNEGDOWNWARDFREQUENCYDEVIATIONFROMLINEARCURVEHZFPOSUPWARDFREQUENCYDEVIATIONFROMLINEARCURVEHZFSTEADYSTATEFREQUENCYTOLERANCEBANDTHEAGREEDFREQUENCYBANDABOUTTHESTEADYSTATEFREQUENCYWHICHTHEFREQUENCYREACHESWITHINAGIVENGOVERNINGPERIODAFTERINCREASEORDECREASEOFTHELOADFCMAXIMUMFREQUENCYDEVIATIONFROMALINEARCURVEHZTHELARGERVALUEOFFNEGANDFPOSTHATOCCURBETWEENNOLOADANDRATEDLOADSEEFIGURE2FSRANGEOFFREQUENCYSETTINGHZTHERANGEBETWEENTHEHIGHESTANDLOWESTADJUSTABLENOLOADFREQUENCIESSEEFIGURE1ASGIVENBYFFFSI,MAXI,MINFS,DODOWNWARDRANGEOFFREQUENCYSETTINGHZRANGEBETWEENTHEDECLAREDNOLOADFREQUENCYANDTHELOWESTADJUSTABLENOLOADFREQUENCYSEEFIGURE1ASGIVENBYFFFS,DOI,RI,MINFS,UPUPWARDRANGEOFFREQUENCYSETTINGHZRANGEBETWEENTHEHIGHESTADJUSTABLENOLOADFREQUENCYANDTHEDECLAREDNOLOADFREQUENCYSEEFIGURE1ASGIVENBYFFFS,UPI,MAXI,RAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGETABLE1CONTINUED6ISO2013ALLRIGHTSRESERVEDBSISO852852013ISO852852013ESYMBOLTERMUNITDEFINITIONUSTEADYSTATEVOLTAGETOLERANCEBANDVAGREEDVOLTAGEBANDABOUTTHESTEADYSTATEVOLTAGETHATTHEVOLTAGEREACHESWITHINAGIVENREGULATINGPERIODAFTERASPECIFIEDSUDDENINCREASEORDECREASEOFLOADUNLESSOTHERWISESTATEDITISGIVENBYUUUR2100STUSRANGEOFVOLTAGESETTINGVRANGEOFMAXIMUMPOSSIBLEUPWARDANDDOWNWARDADJUSTMENTSOFVOLTAGEATTHEGENERATORTERMINALSATRATEDFREQUENCY,FORALLLOADSBETWEENNOLOADANDRATEDOUTPUTANDWITHINTHEAGREEDRANGEOFPOWERFACTORASGIVENBYUUUSS,UPS,DOUS,DODOWNWARDRANGEOFVOLTAGESETTINGVRANGEBETWEENTHERATEDVOLTAGEANDDOWNWARDADJUSTMENTOFVOLTAGEATTHEGENERATORTERMINALSATRATEDFREQUENCY,FORALLLOADSBETWEENNOLOADANDRATEDOUTPUTANDWITHINTHEAGREEDRANGEOFPOWERFACTORASGIVENBYUUUS,DORS,DOUS,UPUPWARDRANGEOFVOLTAGESETTINGVRANGEBETWEENTHERATEDVOLTAGEANDUPWARDADJUSTMENTOFVOLTAGEATTHEGENERATORTERMINALSATRATEDFREQUENCY,FORALLLOADSBETWEENNOLOADANDRATEDOUTPUTANDWITHINTHEAGREEDRANGEOFPOWERFACTORASGIVENBYUUUS,UPS,UPRFSTFREQUENCY/POWERCHARACTERISTICDEVIATIONMAXIMUMDEVIATIONFROMALINEARFREQUENCY/POWERCHARACTERISTICCURVEINTHEPOWERRANGEBETWEENNOLOADANDDECLAREDPOWER,EXPRESSEDASAPERCENTAGEOFRATEDFREQUENCYSEEFIGURE2ASGIVENBYFFFSTCR100FREQUENCY/POWERCHARACTERISTICCURVECURVEOFSTEADYSTATEFREQUENCIESINTHEPOWERRANGEBETWEENNOLOADANDDECLAREDPOWER,PLOTTEDAGAINSTACTIVEPOWEROFGENERATINGSETSEEFIGURE2URELATEDSTEADYSTATEVOLTAGETOLERANCEBANDTHETOLERANCEBANDEXPRESSEDASAPERCENTAGEOFTHERATEDVOLTAGEASGIVENBYUR100UUAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGETABLE1CONTINUEDISO2013ALLRIGHTSRESERVED7BSISO852852013ISO852852013ESYMBOLTERMUNITDEFINITIONFRELATEDFREQUENCYTOLERANCEBANDTHISTOLERANCEBANDEXPRESSEDASAPERCENTAGEOFTHERATEDFREQUENCYASGIVENBYFR100FFFSTEADYSTATEFREQUENCYBANDENVELOPEWIDTHOSCILLATIONFOFGENERATINGSETFREQUENCYATCONSTANTPOWERAROUNDAMEANVALUE,EXPRESSEDASAPERCENTAGEOFRATEDFREQUENCYASGIVENBYFRFF100THEMAXIMUMVALUEOFFOCCURRINGINTHERANGEBETWEEN20POWERANDDECLAREDPOWERSHALLBESTATEDFORPOWERSBELOW20,THESTEADYSTATEFREQUENCYBANDCANSHOWHIGHERVALUESSEEFIGURE3,BUTSHALLALLOWSYNCHRONIZATIONFDTRANSIENTFREQUENCYDEVIATIONFROMINITIALFREQUENCYONLOADINCREASERELATEDTOINITIALFREQUENCYTEMPORARYFREQUENCYDEVIATIONBETWEENUNDERSHOOTFREQUENCYANDINITIALFREQUENCYDURINGTHEGOVERNINGPROCESSFOLLOWINGASUDDENLOADINCREASE,RELATEDTOINITIALFREQUENCY,EXPRESSEDASAPERCENTAGEASGIVENBYFFFFDD,MINARBARB100AMINUSSIGNRELATESTOANUNDERSHOOTAFTERALOADINCREASE,ANDAPLUSSIGNTOANOVERSHOOTAFTERALOADDECREASETRANSIENTFREQUENCYDEVIATIONSHALLBEINTHEALLOWABLECONSUMERFREQUENCYTOLERANCEAFORAGIVENGENERATINGSETTHEOPERATINGFREQUENCYDEPENDSONTHETOTALINERTIAOFTHEGENERATINGSETANDTHEDESIGNOFTHEOVERFREQUENCYPROTECTIONSYSTEMBTHEFREQUENCYLIMITSEEFIGURE3OFISO852822005ISTHECALCULATEDFREQUENCYWHICHTHEENGINEANDGENERATOROFTHEGENERATINGSETCANSUSTAINWITHOUTRISKOFDAMAGETABLE1CONTINUED8ISO2013ALLRIGHTS
人人文库> 全部分类> 行业资料 > 各类标准

温馨提示

  • 1. 本站所有资源如无特殊说明，都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
  • 2. 本站的文档不包含任何第三方提供的附件图纸等，如果需要附件，请联系上传者。文件的所有权益归上传用户所有。
  • 3. 本站RAR压缩包中若带图纸，网页内容里面会有图纸预览，若没有图纸预览就没有图纸。
  • 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
  • 5. 人人文库网仅提供信息存储空间，仅对用户上传内容的表现方式做保护处理，对用户上传分享的文档内容本身不做任何修改或编辑，并不能对任何下载内容负责。
  • 6. 下载文件中如有侵权或不适当内容，请与我们联系，我们立即纠正。
  • 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。

最新文档

评论

0/150

提交评论