電力變壓器油色譜在線監(jiān)測信息系統(tǒng)的研究.pdf

1、西南交通大學碩士學位論文電力變壓器油色譜在線監(jiān)測信息系統(tǒng)的研究姓名：鄒思軼申請學位級別：碩士專業(yè)：電力系統(tǒng)及其自動化指導教師：吳廣寧20030401西南交通火學碩士研究生學俄論文第1f頁AbstractThepowertransformerisoneofthekeydevicesinpowersystemanditsreliabilitydirectlyconcernsthesafetyofthewholepowernetworkThe

2、traditionalofflineoilmeteorologicchromatogrammethodismainlyappliedtojudgeitsrmmingstatusThispreventivemethodisnotabtetodetectthefaultnowadays，duetoitsshortcomingssuchascomplexityofprocessing，timecostingandSOonItisanurgen

3、tproblemthathowtofindoutthefaultstatusintransformer，howtocontrolthesystemeffectivelyandmanagetheinformationsafelyusingtheoilmeteorologicchromatogramanalysismethod。Combinedwiththestrongpointoftheoilchromatogramanalysisand

4、theonIinemonitoringmethodthe《lchromatogramonlinemonitoringsystemforpowertransformeriSabletomonitorthethedissolvedgasintheoilandanalyzeitwithoutstoppingthedevicesBeingtheitskeycomponet，theinformationsystemisabletocontrolt

5、heoilchromatogramontinemonitoringsystem，displaythechromatogramresultinrealtimeandprocesstheoilcbfomatograrnchartdataAccordingtotherequirementofthe“Guidetotheanalysisandthediagnosisofgasesdissolvedintransformeroil”aseries

6、waysofgasanalysisandfaultdiagnosearedevelopedbasedOntheconventionalIECthreeratiomethod。Moreadvancedmethod，suchasfuzzytreeVratiomethod，isalsointroducedandappliedtoinordertoavoidtheinherentshortcomingofthetraditionalthree—

7、ratiom薛№dTheartificialneuralnetworkcombinedbygeneticalgorithmisalsoappliedtothepowertransfomlerfaultdiagnosisanditsresultanalyzed。ThesoftwaresystemisdevelopedOilthepopularCBuilder60RAD(rapidapplicationdevelopment)environ