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1、华北电力大学（北京）博士学位论文电网调度决策支持系统的研究姓名：马骞申请学位级别：博士专业：电力系统及其自动化指导教师：杨以涵20050501华北电力大学博士学位论文信息融合，暂态稳定评估华北电力大学博士学位论文ABSTRACTEnergyManagementSystemplaysamoreandmoreimportantroleinmodern幼dcontrolcenter.HoweverpracticalrequestsdemandEMSperformingmoreanalysisundervariousstate
2、beyondnormalstate.Technologyofcommunicationandcomputerenablemoreplentifulandaccuratedatatobesenttocontrolcenterviaafasterandmoreflexiblemeans.Thus,morecomputerdecisionsupportresultscanbeachievedatthecontrolcenterbasedonthenewlydelivereddata.Inthisenvironment,thi
3、spaperpresentsanotionofconstructingadecisionsupportsystemforgriddispatchcenter,plusfaulthandlingandsomedynamicanalysisfunctiontoEMS.MoreAItechniquesareusedinthedispatchdecisionsupportsystemtoprovidebeterdecisionresultstothedispatchers.Consideringsecurityandstabi
4、lityof幼dastheprimarygoal,thepaperpresentssomemethodsonbuildingthesystem,especiallyonfaulthandlingandtransientstabilityassessmentOntologyisusedtoensureopencharacteristicstothedecisionsupportsystem.Throughbuildingfieldontologyforpowersystemdispatchanalysis,softwar
5、emodulescansharemoreknowledgeandimplementmoreefectivecommunicationbeyondpuredata.Thus,softwarehasmoreclearstructureandbehavesbetercharacteristicsofopenness.ToreuseexistingEMSresourceandbeable.torunautomatically,thesystemisconstructedwithaMulti-Agenttypearchitect
6、ure.Thepaperdescribesthestructureandrunninglogicofsingleagent,communicationmeansamongagents,structureandfunctionofenvironmentthatagentslivein,aswellastheperceivingmeansofagentsinenvironmentThroughmodelingofenvironmentandsingleagent,theabilityofautomaticallyrunis
7、achieved.Astofaulthandling,areasoningframeworkforpowersystemrestorationisbuiltwithPetri-Nettechniqueandisusedinsearchingforrestorationplan.Inthisframework,allstructuresandbehaviorsofelementsintherestorationprocessaredescribedwithunifiedlanguage,andtheframeworkha
8、ssomeadvantagesonmodelingconcurrency,resourcelimitingandcollision,aswellasadvantagesoffastersearchingspeedthanExpertSystem.Anotheradvantageofthisframeworkisitdecrease
