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1、國防科學技術(shù)大學研究生院學位論文04032004學號分類號UDC372T密級公開國防科學技術(shù)大學研究生院學位論文國防科學技術(shù)大學研究生院學位論文趙秀娜學碩士學位論文機動彈頭的智能規(guī)避策略研究碩士生姓名學科專業(yè)控制科學與工程研究方向模式i只別與智能系統(tǒng)4：匕已-rr教師馬宏緒教授國防科學技術(shù)大學研究生院.〇〇六年十一月國防科學技術(shù)大學研究生院學位論文ABSTRACTRecently,thedevelopmentofNationalMissileDefense(NMD)systemofAmericamakesagreatchallengetoourst
2、rate^cnuke'soverawingdegree,especiallytheextra-atmosphereMid-courseDefensesystem.AsoneoftheeffectivewayofdealingwithExtra-atmospltericKillVehicle(EKV)wWchdestroysopponentsbyhit-to-kill,extra-atmosphereevasivemaneuveringtechniquehasbecomingnation'smainstrategicpreliminaryresear
3、ch.Afterintroducingthebackgroundandrecentstudystatusofthetopicfromthetwoaspectsofmissiledefenseandpenetrationtechnology,asthekeyproblemofthetechnique.IntelligentEvasiveStrategyisstudiedinthepaper,inciudingmaincontentsasfollows:Firstly,theperformanceparametersofattackingmissile
4、andEKVareanalyzedAndthenoiseproducingalgorithmisstudiedtoimitatethefunctionofinspectors-Then,thestartconditionsofsimulationarelistedandasix-degreeoffreedomdynamicsandkinematicsnaodelofdieattackingsideisestablished.Secondly,theIntelligentEvasiveStrategyisresearched,includingman
5、euvermode,maneuvermomentandmaneuverorientation.Anattitudesearchalgorithmisproposedtodecidemaneuverorientation,whichisbasedoamaximirfngtheoverloadingneededbyEKV(beyonditsavailableoverloading).Besidesbeingabletoevasiveinterception,thestrategyisrequiredtosatisfythoseasfollows:‘(1
6、)Excq>tperformanceofthemissileitself,maneuvermodehasnothingtodowithanyoflierfactors.(2)ManeuvermomentandmaneuverorientationdependonflightinformationofEKV-(3)Thestrategyshouldhaveagoodperformanceofrobustness.Asforcorrectingballistictrajectoryaftermaneuvering,fixed-timeregressio
7、nmethodisimpulseseparatelyonthetwopointstomakeitchangeitsorbitandreturntotheoriginorbitbeforegoingbacktotheatmosphere.Sotomakesurethewarheadhitthescheduledobjectaccurately.Finally,anattack-defensecombatsimulationsystemisdevelopedtocheckthefeasibilityandcorrectnessofthestrategy
8、proposedmthispaperThesimulationresultsshowthattheIntelligentE
