電網(wǎng)智能調(diào)度決策支持系統(tǒng)的研究與實(shí)現(xiàn).pdf

1、華北電力大學(xué)（北京）博士學(xué)位論文電網(wǎng)智能調(diào)度決策支持系統(tǒng)的研究與實(shí)現(xiàn)姓名：吳瓊申請(qǐng)學(xué)位級(jí)別：博士專業(yè)：電力系統(tǒng)及其自動(dòng)化指導(dǎo)教師：楊以涵劉文穎20071201華北電力人學(xué)博十學(xué)位論文ABSTRACTBecauseoftheexpendingscaleandcomplexityofpowergrid，thepowersystemoperatorisfacingwithmuchgreaterchallengethedutyofensurin

2、gthesystem’SsecuritystabilityeconomyandoperatingqualityHowevertheenergymanagementsystem(EMS)whichservesasamajortooltosupportdecisionmakingCan’tfullymeettherequirementofpowersystemoperationmonitoring，itsfunctionandintelli

3、gentlevelneedtobeimprovedUnderthisbackground，thispaperpresentsanotionofconstructinganintelligentdecisionsupportsystemforperfectfunction，convenientusingandonlineselfcoordinatedoperationMoreAItechniquesareusedintheintellig

4、entdecisionsupportsystemtoprovidebetterdecisionresultstotheoperatorsBasedontheresearchofpowersystemtransientstabilitypredictionandswitchingsequencegenerationofpowergrid，thispaperimprovestheanalysisfunctionoftheintelligen

5、tdecisionsupportsystem，realizesonlinecoordinatedoperationcapacitybyadoptingmultiagenttechnologyBysuchmeansthesystemcanprovideintegrateddecisionsupportfortheoperatorThispaperincludestwohierarchies：theexpansionofthedecisio

6、nmakinganalysistoolsandtherealizationofsystemautonomousrunningandcoordinateddecision—makingcapacityConsideringsecurityandstabilityofpowergridastheprimarygoal，thispaperpresentsatransientstabilityonlinepredictionmethodbase

7、donmachinelearningalgorithmAccordingtothetheoremofinvertingblockmatrix，thestandardmachinelearningalgorithmisimproved，andthelearningefficiencyisenhancedInordertosatisfytheonlinetransientstabilitypredictionofmulti—machines

8、ystem，polymerizationtechnologyoftrajectoriesisusedteducethecomputingburdenBasedonthetheoryofextendedequalareacriteria(EEAC)，transientstabilityofpowersystemisestimatedbyidentifyingthedynamicsaddlepoint(DSP)Accordingtothes

9、imulationresults，thevalidityofproposedmethodisprovedinrespectsofpredictionprecisionandcomputingtimeAstoswitchingsequencegenerationofpowergrid，thispaperanalysesthedisadvantageofproductionknowledgerepresentationwhichhasbee

10、nwidelyusedinoperatingcommandexpertsystem，andindicatesthatdependentrelationbetweeninferenceprogramandrulesisthemainreasonthatrestrictstheadaptabilityofoperatingcommandexpertsystemTosolvetheaboveproblem，firstlythispaperes