SF-,6-高壓斷路器運(yùn)行狀態(tài)模糊綜合評(píng)判技術(shù)及應(yīng)用研究.pdf

1、_’______—__—一分類號(hào)TM85密級(jí)公開6213學(xué)號(hào)20051103004彳屈大季工程碩士學(xué)位論文淪文題日：SF。高壓斷路器運(yùn)行狀態(tài)模糊綜合評(píng)判技術(shù)及應(yīng)用研究論文作者：林雙慶指導(dǎo)教師姓名、職稱：陳偉根教授兼職導(dǎo)師姓名、職稱、工作單位：張?zhí)K川高級(jí)工程師內(nèi)江電業(yè)局申請(qǐng)學(xué)位級(jí)別：工程碩士工程領(lǐng)域：電氣工程學(xué)位授予單位：重慶大學(xué)論文提交日期：2006年10N20日答辯日期：2006年11月24日答辯委員會(huì)豐席：司馬文霞教授論文評(píng)閱人：鄧

2、群高級(jí)工程師杜林副教授2006年11月25日重慶大學(xué)工程碩士學(xué)位論文英文摘要AbstractReliabilityappearsmoreimportantwithpowergridenlarged，andthereliabilityofcircuitbreakersismoreimportant，whichtakeoncontrolandprotectinpowersystemThewaysofoverhaulisdevelopingf

3、orconditionbasedmaintenancefromperiodicoverhaulsatpresent，forensurethereliabilityofthecircuitbreakers，reducewaste，improveavailablerateandrationalreplacethecircuitbreakersTheresearchofcircuitbreakersstatuswascaredaboutinr

4、ecentyears，andsomeachievementshavebeengained，butthewayhowtoshowthestatuswithallkindsofparameterisnotfoundoutBasedonanalyzingpresentstatusofconditionmaintenancefortheHi曲VoltageCircuitBreakers(HVCB)，Anewmethodforevaluating

5、theHVCBstatus，usedfuzzycomprehensiveevaluationisintroducedinthispaperAtfirstallkindofparametersindicatingthecircuitbreakerstatus，andthedegreeoftheparametersinfluencingthecircuitbreakerareanalyzedFromtheneedofconditionass

6、essmentandactualoperabilityaccumulativeerosion，yearsused，accumulativeworkingtimes，timeandspeedparameterloopresistanceinpreventativetest，theparameterofisolationmedium，andothersfactors，suchasworkingatmosphere，appearance，ma

7、intainedrecord，etc，areselectedastheevaluationfactorsoffuzzycomprehensiveevaluationmodel，multiplelayerfuzzycomprehensiveevaluationmodelisestablishedBasedondifferentinfluenceddegree，analytichierarchyprocess(AI廿)isusedtodet

8、erminethefactorindex’SweightinthemodelIdeasBorrowfromthewaysofestablishmembershipfunctioninfuzzymathematicsandcombinethefactor’Scharacteristic，eachfactor’SmembershipfunctionisestablishFromtheevaluatingneedofcircuitbreake

9、rstatus，theweightaveragearithmeticoperatorisselecttoevaluatethecircuitbreakerstatusThroughtheexaminationofactualcircuitbreakerallkindofparameterwhichindicateeffectuallythecircuitbreakerstatusarerelatedbythemodelofconditi

10、onassessmentwithfuzzycomprehensiveevaluationforthehighvoltagecircuitbreakersTheassessmentwayCallapproximatelyevaluatethecircuitbreakerstatusItprovidesanewwaytoknowthecircuitbreakerstatusintimeKeywords：highvoltagecircuitb