電力市場中的安全與經(jīng)濟(jì)問題研究.pdf

1、重慶大學(xué)碩士學(xué)位論文電力市場中的安全與經(jīng)濟(jì)問題研究姓名：潘煒申請學(xué)位級別：碩士專業(yè)：電氣工程指導(dǎo)教師：周家啟20040526重慶人學(xué)碩士學(xué)位論文英文摘要AbstractElectricitymarketisatypicalinterdisciplinaryresearchdomainwhichcon]ugateseconomicsandengineeringtogetherThesecurityandreliabilityofpower

2、systemmustbeassuredwhileoptimalallocationofelectricalenergyresourcesandmaximizationofsocialbenefitareachievedinthecompetitiveelectricitymarketIssuesrelatedtocooperativegame，transmissiontransfercapabilityanddoubleauctionm

3、arketstructurearestudiedinthethesisfromtheeconomicsandsecuritypointsofviewThemainresultsareasfollows：Takingtheoptimalpowerflowandloeationalmarginalpriceasanalyticaltoolsandbasedonthenucleolusinthecooperativegametheoryame

4、thodtoallocatethecostandprofitoftheinterconnectedoperationofmulti—areapowersystemispresentedComparingwiththeallocationresultbyShapleyvalue，thoseobtainedbythepresentedmethodshowthattherationalallocationofcostandprofitofin

5、terconnectedoperationamongtheparticipantsofelectricitymarketisimplemented，andbothindividualrationalityandgrouprationalityaresatisfied，SOthestabilityofthecoalitionstructureisensuredAllofthesearepropitiousfortheformationof

6、unifiedelectricitymarketTransmissiontransfercapabilityhassignificanteffectonthereliabilityofinterconnectedbulkpowersystemsInelectricitymarketthetransfercapabilitybetweenareasisasignalinducingmarketbehaviourInthisthesis，p

7、owersystemsvoltagestabilityinfluencedbyloadincreasingandtransmissionlinecontingencyaretakenintoaccountedAmodelforavailabletransfercapabilitycalculationsaccordwithtradeoffmechanismissetupContingencyrankingisperformedthrou

8、ghsensitivityindicesbetweenbranchflowsandthesystemloadingmarginOptimalpowerflowwiththeNlvoltagesecurityconstraintsisappliedtosolvetheavailabletransfercapabilityproblemThecalculationresultsshowthatthetransfercapabilitybet

9、weenareascanbeevaluatedcorrectlybytheproposedmethodElectricalEnergyresourceCanbeallocatedefficientlyandgenerationmarketpowerCanbedecreasedinthedoubleauctionmarketstructureThemathematicalmodelofdoubleauctionisanalyzedexpl

10、icitlyinthetbesisAmethodcombinedcontinuationpowerflowwithoptimalpowerflowtodetectvulnerablespotsofthetransmissionnetworkisproposed，withconsideringmarketparticipantsbidatacertainpricelevelThedealplanwhichCallassurethereli

11、ableoperationofpowersystemsmeanwhileachievingthemaximizationofsocialbenefitiSestablishedbyvoltagesecurityconstrainedoptimalpowerflowwhenthedetectedVtlInemblespotsinthetransmissionnetworkareinvolvedKeywerds：electricitymar