预览加载中,请您耐心等待几秒...
1/2
2/2

在线预览结束,喜欢就下载吧,查找使用更方便

如果您无法下载资料,请参考说明:

1、部分资料下载需要金币,请确保您的账户上有足够的金币

2、已购买过的文档,再次下载不重复扣费

3、资料包下载后请先用软件解压,在使用对应软件打开

一类分布式控制系统的容错优化调度算法 Introduction Distributedcontrolsystemsarewidelyusedinindustrialautomation,powersystems,trafficcontrolsystemsandotherfields.Withtheincreasingcomplexityandsizeofthesesystems,theoccurrenceoffaultsbecomesmoreandmorecommon,whichaffectstheperformanceandreliabilityofthesystem.Therefore,fault-tolerantoptimizationschedulingisbecominganimportantissueinthefieldofdistributedcontrolsystems. Inthispaper,wewilldiscussthefault-tolerantoptimizationschedulingalgorithmemployedinaclassofdistributedcontrolsystems.Wewillanalyzethechallengesandproblemsintheschedulingprocessandthenintroducethecurrentresearchstatusandpopularmethodsforfault-tolerantoptimizationscheduling.Finally,wewillproposeanovelalgorithmthatcaneffectivelyimprovethefaulttoleranceandoptimizationperformanceofthesystem. ChallengesandProblemsofFault-TolerantOptimizationScheduling Fault-tolerantoptimizationschedulingaimstoensurethecorrectoperationofthesystemandoptimizeitsperformancedespitetheoccurrenceoffaults.However,achievingthisgoalisnotaneasytask.Thereareseveralchallengesandproblemsthatmustbeovercomeintheschedulingprocess. Firstly,thesystem'sfaultmodeliscomplex.Differenttypesoffaultscanoccurindifferentpartsofthesystem,andtheconsequencesofthesefaultsaredifferent.Therefore,thealgorithmneedstoconsiderthevariousfaultscenariosandtheirpotentialimpacts. Secondly,thesystem'sperformanceandfaulttoleranceareoftenconflictingobjectives.Improvingthefaulttoleranceusuallycomesatthecostofdecreasingperformance,whileincreasingperformancemayreducethefaulttolerance.Therefore,thealgorithmneedstobalancethesetwoobjectivesandfindanoptimalsolution. Thirdly,theschedulingalgorithmneedstobeefficientandscalable.Asthesizeandcomplexityofthesystemincrease,thecomputationtimeandcommunicationoverheadoftheschedulingalgorithmwillalsoincrease.Therefore,thealgorithmneedstobeoptimizedtoreducethecomputationtimeandcommunicationoverheadwhileensuringtheaccuracyandeffectivenessofthesolution. ResearchStatusandPopularMethods Manyresearchershaveproposed