1、河海大學碩士學位論文電力系統(tǒng)動態(tài)無功優(yōu)化方法研究及其實現(xiàn)姓名：蔡昌春申請學位級別：碩士專業(yè)：電力系統(tǒng)及其自動化指導教師：丁曉群20070301ABgrRACTAbstractPowersystemVol／Varcon圩olcallassurevoltagequaiitysatisfythedemandsofreactivepowerandthevoltagestabilityofpowersystemThetraditionalreac

2、tiveoptimizationisalwaysoperatedunderspecialloadButinthepracticaloperationpowersystem，theloadischangingallthetimeSothetraditionalreactivepoweroptimizationusingsectionalloaddataCannotsatisfythedemandofpracticaloperationpo

3、wersystemDynamicreactivepoweroptimizationsyntheticallyconsidersthedynamicchangingofnodeloadandtheoperationalcountconstrainsofdiscretecontrolequipments，thoughtproperlydispatchtheoperationalschedulereachtheoptimizationgoal

4、inwholeThepaperproposesisolatenichegeneticalgorithmforthereactivepoweroptimizationduetotheshortageoftraditionalgeneticalgorithm，suchasthecordform，holdingofpopulationmultiplicitytheGAoperatorandthestoppingcriterionThepape

5、ranalyzesthesuppoavectormachinetechnologyusingsimilardaydataforthetrainingsampleandsynthesisconsideringmeteorllogicfactorgeaingtheshorttermloadforecastmodelbasedonsupportvectormachineThepaperprofoundlyanalyzestheproblemo

6、fdynamicreactivepoweroptimizationbasedonthemodelofdynamicreactivepoweroptimization，andproposesanewmethodforthedynamicreactivepoweroptimizationAtfirst，dividingoneday’Scontinuousloadinto24一segmentsthenobtainsthediscretecon

7、trolequipmentvalueineachtimeintervalandtheD—valueofadjacenttime—intervalthoughstaticreactivepoweroptimizationusingimprovedGeneticAlgorithm(AGA)，thendeterminescontrolequipmentoperationaltimebasedontheDvaiueofadjacenttime—

8、intervalThereiscorrelationbetweendifferentcontrolequipmentsinthepracticaloperationalpowersystem，byusingthiscorrelationandthemaxoperationaltimeconstraintofcontrolequipment，combiningtheDvalueofadjacenttimeintervaltenewthed

9、ispatchscheduleAllofthismakestheoneday’SreactivepoweroptimizationprobleminwholeThesimulationshowsthenewmethodnotonlyissimpleincalculation，butalsoCallgetthecontrolequipmentoneday’SdispatchscheduleeffectivelyTheresultshows