山东电网无功优化分析

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1、万方数据山东大学硕士学位论文ABSTRACTAswiththegrowingofelectricityconsumption，theinfusingofpowerfromotherprovincesaswellastheexpansionofoffshorewindfarms’synchronizationscale，Shandongpowergridneedstoupgradeitsvoltagecontrollingabilitytocatchupwiththesystemdevelopmen

2、t．Undersuchcircumstances，thispaperresearchonthecriticalproblemsoftheprogrammingonvoltageadjustmentbyreactivepowercompensation，planningtoevaluatethevoltagestabilitylevelofthewholegridbyanalyzingthesystemreactivepower，stabilitymarginandabilityofdisturba

3、nceresistancebasedonthereactivepowerconfigurationandschemingofShandongpowergrid．Onthatbasis，thisprojectaimstoquantifytherangeofthesystemgeneratorsleadingfactorsandshowthecoordinationandconfigurationprinciplesofhighvoltageshuntreactorandlowvoltageshunt

4、reactor，thewaytoadjustvoltageofthemaintransformeraswellastheconfigurationprinciplesofthesubstationcapacitivereactivepower．Thisprojectalsoachievestomakecleartheoptimallocationsandcapacitiesofthedynamicreactivepowercompensationequipmentsofthegdd，viamode

5、lingreactivepowerplanningoptimizationproblemandlookingforfeasibletimesavingoptimizationalgorithms．Thisreportincludes：1)ResearchonthevoltagesafetyleveloftheShandongpowergdd．Viastaticvoltagestabilitylocalindexandstaticvoltagestabilitymarginpowerindex，gi

6、veoutthesortofstabilityaboutShandongbackbone500kVsubstationbusvoltage．Choosesomeweaknodesinthesortoflist，andmakeuseofBPAsimulationtools，simulatethetypicalfaults(threephaseshortcircuitfault)occurringneartheweaknodes．Withtheweaknodevoltagetransientrespo

7、nse，theevaluationofthesafetyofthegridvoltageisgiven．Atthesametime，thechangeofstableindexbeforeandaftertheuseofoptimaldecision-making，indirectevaluatestherationalofreactivepowercompensationplanningdecisions．2)Researchonthedeterminationofthegenerators’l

8、eadingfactorrange．thecoordinationandconfigurationofhighvoltageshuntreactorsandlowvoltageshuntIII万方数据山东大学硕士学位论文reactorsaswellasthecapacitivereactivepowerconfiguration．Bysolvingdynamicreactivepoweroptimizationproblemsofthesystem，figureouttheopti