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1、外文文献原稿和译文原稿IntroductionInthemodernindustrialcontrolfield,alongwiththerapiddevelopmentofcomputertechnology,theemergenceofanewtrendofintelligentcontrol,namelytomachinesimulationhumanthinkingmode,usingreasoning,deduceandinduction,sothemeans,theproductioncontrol,thisisartif
2、icialintelligence.Oneexpertsystem,fuzzylogicandneuralnetworkistheartificialintelligenceofseveralkeyresearchhotspot.Relativetotheexpertsystem,thefuzzylogicbelongstothecategoryofcomputationalmathematicsandcontainthegeneticalgorithm,thechaostheoryandlineartheoryetc,itcompr
3、ehensiveofoperatorspracticeexperience,hasthedesignissimpleandeasytouse,stronganti-interferenceabilityandreactionspeed,easytocontrolandadaptiveability,etc.Inrecentyears,inaprocesscontrol,builttotouch,estimation,identify,diagnosis,thestockmarketforecast,agriculturalproduc
4、tionandmilitarysciencestoawiderangeofapplications.Tocarryoutin-depthresearchandapplicationoffuzzycontroltechnology,thepaperintroducesthebasictheoryoffuzzycontroltechnologyanddevelopment,andtosomeintheapplicationofthepowerelectronicsareintroduced.FuzzyLogicandFuzzyContro
5、l1,fuzzylogicandfuzzycontrolconceptIn1965,theuniversityofCalifornia,Berkeley,computerexpertsLoftyZadehputforward"fuzzylogic"concept,therootliesinthearea'slogicorclearlogicdistribution,usedtodefinetheconfused,unabletoquantifyortheproblemofprecision,for˙inaman'svonbasedon
6、"true-false"reasoningmechanism,andthuscreateaelectroniccircuitandintegratedcircuitoftheBooleanalgorithm,fuzzylogictofillthegapsinspecialthingsinsamplingandanalysisofblank.Onthebasisoffuzzylogicfuzzysettheory,aparticularthingsasthesetoffeaturesmembership,hecanbein"is"and
7、"no"withinthescopeofthetakebetweenanyvalue.Andfuzzylogicisreasonablequantitativemathematicaltheory,themathematicalbasisfor7fundamentalforistodealwiththesethestatisticaluncertainimpreciseinformation.Fuzzycontrolbasedonfuzzylogicisaprocessofdescriptionofthecontrolalgorith
8、m.Forparameterspreciselyknownmathematicalmodel,wecanuseBerdgraphorcharttoanalyststheNyquistprocesstoobtainthea
