预览加载中，请您耐心等待几秒...

变压器油色谱数据异常的原因分析及处理.docx

预览
1/2
2/2

在线预览结束，喜欢就下载吧，查找使用更方便

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

变压器油色谱数据异常的原因分析及处理 Introduction Transformeroilplaysanimportantroleasaninsulatingmediumandcoolantinpowertransformers.Itiscrucialtomonitorthetransformeroilproperlytoensurethetransformeroperatessafelyandefficiently.Oneofthemosteffectivewaystomonitortransformeroilisthroughtheuseofoilanalysis,includingtechniquessuchasoilcolorimetryandoilchromatography.Thispaperwilldiscussthereasonsforabnormaltransformeroilchromatographydataandhowtohandlethem. ReasonsforAbnormalTransformerOilChromatographyData 1.Contamination Oneofthemaincausesofabnormaltransformeroilchromatographydataiscontamination.Contaminationcanoccurinvariousways,suchaswaterinfiltration,solidparticulatematter,andexternalchemicals.Theseexternalfactorscaninfluencetheoil'schemicalcompositionandcauseabnormalresultsinthechromatographydata.Moreover,whenoxidationoccurs,itleadstotheformationofsludgeandvarnishthatcontaminatetheoilandproduceanomalousdataonthechromatographygraph. 2.ThermalDegradation Thermaldegradationisanotherreasonforabnormalchromatographydata.Hightemperatures,especiallyinconfinedtransformerspaces,causetheoiltobreakdownintosmallermolecules,changingitschemicalcomposition.Thesechangesinfluencethetransformeroil'sperformanceandlifespan,leadingtoanomaliesinthechromatographydata.Oneoftheprimaryindicatorsofthermaldegradationistheincreaseinacidlevel,whichcanproducechromatographygraphsthatdifferfromthenormalones. 3.OverloadedTransformer Thetransformer'sloadisanotherkeyelementthatcontributestoabnormaltransformeroilchromatographydata.Whenpowertransformersareoperatedbeyondtheirratedcapacity,theoilissubjectedtogreateroxidation,causingtheoiltodegradefasterandproducechromatographydatathatdifferfromthenorm.Thedegradedoilcausesariseinparticleconcentrationandacidity,resultinginabnormaloilchromatographydata. HandlingAbnormalTransformerOilChromatographyData 1.ConductRegularAnalyses Toavoidabnormaltransformeroilchromatographydata,itisessentialtoconductregularanalysesusingsuitablediagnostictoolslikegaschromatography-massspectromet