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ID:6818161
大小:969.50 KB
页数:27页
时间:2018-01-27
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1、目录Part1PIDtypefuzzycontrollerandparametersadaptivemethod1Part2Applicationofselfadaptationfuzzy-PIDcontrolformainsteamtemperaturecontrolsysteminpowerstation7Part3Neuro-fuzzygeneralizedpredictivecontrolofboilersteamtemperature………13Part4为Part3译文:锅炉蒸汽温度模糊神经网络的广义预
2、测控制21Part1PIDtypefuzzycontrollerandParametersadaptivemethodWuzhiQIAO,MasaharuMizumotoAbstract:Theauthorsofthispapertrytoanalyzethedynamicbehavioroftheproduct-sumcrisptypefuzzycontroller,revealingthatthistypeoffuzzycontrollerbehavesapproximatelylikeaPDcontroll
3、erthatmayyieldsteady-stateerrorforthecontrolsystem.ByrelatingtotheconventionalPIDcontroltheory,weproposeanewfuzzycontrollerstructure,namelyPIDtypefuzzycontrollerwhichretainsthecharacteristicssimilartotheconventionalPIDcontroller.Inordertoimprovefurthertheperf
4、ormanceofthefuzzycontroller,weworkoutamethodtotunetheparametersofthePIDtypefuzzycontrolleronline,producingaparameteradaptivefuzzycontroller.Simulationexperimentsaremadetodemonstratethefineperformanceofthesenovelfuzzycontrollerstructures.Keywords:Fuzzycontroll
5、er;PIDcontrol;Adaptivecontrol1.IntroductionAmongvariousinferencemethodsusedinthefuzzycontrollerfoundinliteratures,themostwidelyusedonesinpracticearetheMamdanimethodproposedbyMamdaniandhisassociateswhoadoptedtheMin-maxcompositionalruleofinferencebasedonaninter
6、pretationofacontrolruleasaconjunctionoftheantecedentandconsequent,andtheproduct-summethodproposedbyMizumotowhosuggestedtointroducetheproductandarithmeticmeanaggregationoperatorstoreplacethelogicalAND(minimum)andOR(maximum)calculationsintheMin-maxcompositional
7、ruleofinference.Inthealgorithmofafuzzycontroller,thefuzzyfunctioncalculationisalsoacomplicatedandtimeconsumingtask.TagagiandSugenoproposedacrisptypemodelinwhichtheconsequentpartsofthefuzzycontrolrulesarecrispfunctionalrepresentationorcrisprealnumbersinthesimp
8、lifiedcaseinsteadoffuzzysets.Withthismodelofcrisprealnumberoutput,thefuzzysetoftheinferenceconsequencewill26beadiscretefuzzysetwithafinitenumberofpoints,thiscangreatlysimplifythefuzzyfunc
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