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ID:13074199
大小:2.93 MB
页数:27页
时间:2018-07-20
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1、目录Part1PIDtypefuzzycontrollerandparametersadaptivemethod1Part2Applicationofselfadaptationfuzzy-PIDcontrolformainsteamtemperaturecontrolsysteminpowerstation7Part3Neuro-fuzzygeneralizedpredictivecontrolofboilersteamtemperature………13Part4为Part3译文:锅炉蒸汽温度模糊神
2、经网络的广义预测控制21Part1PIDtypefuzzycontrollerandParametersadaptivemethodWuzhiQIAO,MasaharuMizumotoAbstract:Theauthorsofthispapertrytoanalyzethedynamicbehavioroftheproduct-sumcrisptypefuzzycontroller,revealingthatthistypeoffuzzycontrollerbehavesapproximatelyl
3、ikeaPDcontrollerthatmayyieldsteady-stateerrorforthecontrolsystem.ByrelatingtotheconventionalPIDcontroltheory,weproposeanewfuzzycontrollerstructure,namelyPIDtypefuzzycontrollerwhichretainsthecharacteristicssimilartotheconventionalPIDcontroller.Inorderto
4、improvefurthertheperformanceofthefuzzycontroller,weworkoutamethodtotunetheparametersofthePIDtypefuzzycontrolleronline,producingaparameteradaptivefuzzycontroller.Simulationexperimentsaremadetodemonstratethefineperformanceofthesenovelfuzzycontrollerstruc
5、tures.Keywords:Fuzzycontroller;PIDcontrol;Adaptivecontrol1.IntroductionAmongvariousinferencemethodsusedinthefuzzycontrollerfoundinliteratures,themostwidelyusedonesinpracticearetheMamdanimethodproposedbyMamdaniandhisassociateswhoadoptedtheMin-maxcomposi
6、tionalruleofinferencebasedonaninterpretationofacontrolruleasaconjunctionoftheantecedentandconsequent,andtheproduct-summethodproposedbyMizumotowhosuggestedtointroducetheproductandarithmeticmeanaggregationoperatorstoreplacethelogicalAND(minimum)andOR(max
7、imum)calculationsintheMin-maxcompositionalruleofinference.Inthealgorithmofafuzzycontroller,thefuzzyfunctioncalculationisalsoacomplicatedandtimeconsumingtask.TagagiandSugenoproposedacrisptypemodelinwhichtheconsequentpartsofthefuzzycontrolrulesarecrispfu
8、nctionalrepresentationorcrisprealnumbersinthesimplifiedcaseinsteadoffuzzysets.Withthismodelofcrisprealnumberoutput,thefuzzysetoftheinferenceconsequencewill26beadiscretefuzzysetwithafinitenumberofpoints,thiscangreatlysimplifythefuzzyfunc
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