基于全网无功优化模型的农村电网无功优化

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1、ABSTRACT————————————————————————————————————————————————————一BASEDONTHEWHOLEGIUDREACTIVEPOWEROPTIMIZATIONMODELOFRURALGRIDREACTIVEPoWEROPTIMIZATIONReactivepoweroptimizationinimprovingthepowergridvoltagequalityandreducethelossofpowergrid，agridrunningsafetyandec

2、onomy．Especiallyformralpo、vergnds，largecovenngareaandattheendofthepowersystem．thenetworklossISsevere,thevoltagequalityisunqualifiediswidespread．Sothestudysiteforreactivepoweroptimizationisofgreatpracticalsignificance．Fortheentirepowersystembetweenthevariousvo

3、ltagelevelsinthepowernet、ⅣorklSinterconnected，interdependent．Reactivepoweroptimization，optimizeanyvoltagelevelwillnecessarilyhaveanimpactonothervoltagelevels．Thetraditionalreactivepoweroptimizationmethodstendtoignorethis，SOthetraditionalreactivepoweroptimizat

4、ionmethodsubjecttofurtherimproveandperfect．Inthispaper,theanalysisofspecificacountywiththeoverallsituationofthegrid，pointedoutthatthecounty’Sexistingdistributionnetwork．ReactivePowerOptimizationofthecounty’Sdistributionnetwork，theintroductionoftheWh01eDiStfib

5、utionNetworkReactivePowerOptimizationofthought，thewh01enetworkreactivepoweroptimizationmathematicalmodel．Reactivepoweroptimizationofthecountygrid，Basedonthegrid”layer,partition”inprinciple，thecounty·sentirepowergriddivisionforhigh，mediumandlowvoltagelevel，and

6、then．bv—optimizationatalllevels，takingintoaccountontheinteractionbetweent11e10werlevel·Foreachvoltagegradearedecomposedintooptimizingtheunitagain，t11roughtheimprovedantcolonyalgorithmtorealizetheoptimizationofeachunitofreactivepoweroptimization．Inthecountydis

7、tributionnetworkreactivepoweroptimizationintheprocess．acCordingtothestructurecharacteristicsofthecountypowergrid，selectthefonⅣardandback删substitutionmethodasgridpowerflowcalculationmethod，througlleachnodereactivechangetOtheinfluenceofnetworkloss，highandlowsen

8、sitivitytoIll华北水利水电大学硕士学位论文reactivepowercompensationlocationchoice，roulettewheeltodeterminethereactivepowercompensationcapacity,improvedantcolonyalgorithmtoachievedoublepopulationoftheent