110KV降压变电站继电保护设计文献翻译Word文档格式.doc

110KV降压变电站继电保护设计文献翻译Word文档格式.doc

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题目广西某水泥厂110kV降压变电站继电保护设计

学生姓名陈欣

班级08电气工程及其自动化

（1）班

学号2008100032

指导教师张兴旺

日期2012年1月8日

南昌工程学院教务处订制

评语：

指导教师：

年月日

Developmentandcurrentsituationoftherelayprotection

Abstract：

Substationisanimportantpartofthepowersystem,whichdirectlyaffectthewholepowersystemsecurityandeconomicoperation,powerplantsandusersarelinkedtotheintermediatelink,playsatransformationanddistributionofelectricenergyeffect.ThispaperreviewedthepowersystemprotectiontechnologyinChinaaftertheprocessofdevelopment,thispaperOutlinesthemicrocomputerrelayprotectiontechnologyachievements,thispaperputsforwardthefuturerelayprotectiontechnologydevelopmenttrendis：

Computerized,andtheelectricnetwork,protection,control,accordingtotheresultsofthesurveyanddatacommunicationsintegrationandartificialIntelligent.

Keyword：

relayprotectionpresentsituationdevelopmentThefuturedevelopmentoftherelayprotectionsubstation

1.relayprotectiondevelopmentpresentsituation

Theelectricalpowersystemrapiddevelopmenttotherelayprotectionproposedunceasinglythenewrequest,theelectronictechnology,computertechnologyandthecommunicationrapiddevelopmentunceasinglyhaspouredintothenewvigorfortherelayprotectiontechnologydevelopment,therefore,therelayprotectiontechnologyisadvantageous,hascompletedthedevelopment4historicalstageinmorethan40yearstime.Afterthefoundingofthenation,ourcountryrelayprotectiondiscipline,therelayprotectiondesign,therelaymanufactureindustryandtherelayprotectiontechnicalteamgrowsoutofnothing,haspassedthroughthepathinabout10yearswhichadvancedcountrieshalfcenturypassesthrough.The50'

s,ourcountryengineersandtechnicianscreativelyabsorption,thedigestion,havegraspedtheoverseasadvancedrelayprotectionequipmentperformanceandthemovementtechnology,completedtohavethedeeprelayprotectiontheoryattainmentsandtherichmovementexperiencerelayprotectiontechnicalteam,andgrewtheinstructionfunctiontothenationalrelayprotectiontechnicalteam'

sestablishment.Therelayfactoryintroductionhasdigestedatthattimetheoverseasadvancedrelaymanufacturetechnology,hasestablishedourcountryrelaymanufacturingindustry.Thusourcountryhascompletedtherelayprotectionresearch,thedesign,themanufacture,themovementandtheteachingcompletesysteminthe60'

s.Thisisatimewhichthemechanicalandelectricalrelayprotectionprospers,wasourcountryrelayprotectiontechnologydevelopmenthaslaidthesolidfoundation.

Fromtheendofthe50'

s,thetransistorrelayprotectionwasstartingtostudy.Inthe60'

stothe80'

sinarethetimeswhichthetransistorrelayprotectionvigorousdevelopmentandwidelyuses.TianjinUniversityandtheNanjingelectricpowerautomationplantcooperationresearch500kvtransistordirectionhighfrequencyprotectionthetransistorhighfrequencyblocksystemwhichdevelopswiththeNanjingelectricpowerautomationresearchinstituteisawayfromtheprotection,movesontheGezhouDam500kvline,finishedthe500kvlineprotectiontodependuponcompletelyfromtheoverseasimporttime.Fromthe70'

s,startedbasedontheintegrationoperationalamplifierintegratedcircuitprotectiontostudy.Hasformedthecompleteseriestoattheendof80'

sintegratedcircuitprotection,substitutesforthetransistorprotectiongradually.

Thedevelopment,theproduction,theapplicationtheintegratedcircuitprotectswhichtothebeginningofthe90'

sstillwereinthedominantposition,thiswastheintegratedcircuitprotectiontime.TheintegratedelectricityroadworkfrequencyconversionquantitydirectiondevelopswhichinthisaspectNanjingelectricpowerautomationresearchinstitutehighfrequencyprotectedthevitalrole,theTianjinUniversityandtheNanjingelectricpowerautomationplantcooperationdevelopmentintegratedcircuitphasevoltagecompensatedthetypedirectionhighfrequencyprotectionalsomovesinstrip220kvandonthe500kvline.Ourcountrynamelystartedthecomputerrelayprotectionresearchfromtheendofthe70'

s,theinstitutionsofhigherlearningandthescientificresearchcourtyardinstituteforerunner'

sfunction.HuazhongUniversityofScienceandTechnology,southeasttheuniversity,theNorthChinaelectricpowerinstitute,theTianjinUniversity,Publictra