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1、华北电力大学硕士学位论文AbstractAtpresent,thecontradictionbetweenChina'ssocialdevelopmentandelectricitydemandgrowthisincreasinglyoutstanding,onlyfullyrationaldiscoveryandpotentialofsubstationequipment,canrealizethecompatibilizationeffectequipment,helptoalleviatethedomestic
2、electricpowerconstructiontoomuchpressure,andthetransformerisanimportantequipmentinpowersystem,howtogetitsinternaloperationparameterstoachievetheenergysavingcapacityincreasingoperationbecomethepriorityamongprioritiesresearch.Inthispaper,throughthecomparisonofdif
3、ferentmodeloftemperaturerisecalculationmethod,onthebasisofthermalelectricalanalogytheory,establishthethermalmodeloftransformerbasedonaverageoiltemperature,operatingtemperatureoftransformeroftransformeroilviscosity,densityandaveragetemperaturecalculating,studyon
4、transformerboxandsheetheatresistanceradiatorinseeking,andanalysisofapplicabilityandaccuracyverificationofthethermalcircuitmodel,analysisoftherunningexamplesoftransformerindifferentsubstationsintheactualoperation,tofurtherverifytheaccuracyofthemodelalgorithm,pro
5、posesthetransformerunderdifferentexternalconditionsandloadconditionsofthetemperatureriselimit;bymonitoringthetemperature,hotlineoiltemperaturedata,toachievetemperaturewarningfunction,sothatthepowertoachieveenergyefficiencyoperationofthetransformer,throughtheres
6、earchonthetransformertemperaturerisemodel,canprovideequipmentfortransformerloadforecast,providerelevantsuggestionsforpowergridoperation,andprovideareliablewayisthemainequipmentinthetransformersubstationoperation,preparetheconditionsforenergy-savingcapacityofsma
7、rtgridconstruction.Keywords:transformer,Temperaturerisemodel,Windingtemperature,EnergysavingofcapacityII华北电力大学硕士学位论文目录第1章绪论.................................................................................................11.1课题背景及研究的目的和意义........................
8、...............................11.2温升模型相关理论的发展概况........................................11.3温升模型计算法的分类..........................................21.4本课题的主要研究内容...............