基于模糊pid的热处理炉温度控制系统的-研究

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2、urecontrolofheattreatmentathomeandabroad⋯．．21．2．1Thecurrentsituationandtrendofresearchinforeigncountries⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯21．2．2Researchonthecurrentsituationandtrendofdomestic⋯．⋯．．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．31．3Themaincontentsofresearch⋯⋯．．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．42Theoverallschemeofheattreatmentfurnacet

3、emperaturecontrolsystemdesign．⋯．．．．52．1Introductionofheattreatmentfurnace⋯⋯⋯．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．．⋯⋯⋯⋯⋯．52．2Performanceindex．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．62．3Thesystemdesignscheme⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．72．3．1Thestructureofcontrolsystem⋯⋯．⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯．⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．72．3．

4、2Thedesignschemeofthecontrolsystem⋯⋯⋯⋯⋯．⋯．．⋯⋯⋯．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．72．4Summary⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．113Thetheoryofheattreatmentfurnacetemperaturecontrollerdesignandsimulation．．123．1Modelingofthetemperaturecontrolsystem⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．123～11Analysisofmathematicalmodeloft

5、hetemperaturesystem⋯⋯⋯⋯⋯⋯⋯⋯一123．1．2Temperaturestepresponsecurvedeterminationofheattreatmentfurnace⋯⋯⋯⋯．133．1．3Buildingthemathematicalmodeloftemperatureofheattreatmentfurnace⋯⋯⋯．143．2Theprincipleofcontrolsystem⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯．．．．⋯⋯．．．．．．⋯⋯⋯⋯153．2．1Controlstrategy⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯

6、⋯．⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯．．153．2．2PIDcontroller⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯153．2．3Fuzzycontroller⋯．．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．．⋯⋯．⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．．⋯．．⋯⋯⋯173．2．4ThefuzzyPIDcontroller⋯⋯．．⋯⋯⋯⋯．⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯183．3ThedesignoffuzzyPIDcontroller⋯⋯⋯⋯．⋯．⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯213．3·1Determineandfuzzymember

7、shipfunctionofinputandoutputvariables⋯⋯⋯⋯．213．3．2Thefuzzycontrolruleandfuzzyoperation⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．．223．3．3Fuzzysolution⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯253．4SimulationoffuzzyPIDcontroller⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯263．4．1Thesimulationenvironment⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯