基于LabVIEW的模糊控制系统设计

20123InstrumentTechniqueandSensor2012No.32011－06－292011－12－26LabVIEW610031LabVIEW。LabVIEWLabVIEWPIDandFuzzyLogicToolkitLabVIEW10.1Hz1。LabVIEW。LabVIEWTP273.4A1002－1841201203－0027－03FuzzyLogicControlSystemDesignBasedonLabVIEWZHANGYong-shengGAOHong-liLIUQing-jieSchoolofmechanicalEngineeringSouthwestJiaotongUniversityChengdu610031ChinaAbstractBecauseoftheirownexcellentcharacteristicsLabVIEWandfuzzycontrolsystemwerewidelyusedinindustrialproductionindividually．Buttheapplicationofthesetwocombinedwasrelativelyless．ByintegratingthemeritofbothLabVIEWandfuzzycontrolsystemthispaperanalyzedthewayhowthefuzzycontrolsystemrealizedinLabVIEWbydesigningaFuzzycon-trollerwhichwasbasedonLabVIEWPIDandFuzzyLogicToolkitandtrackedthesignalofsinewaveandthetrianglesignalwiththefrequencyof10.1Hzandamplitudeof1．TheresultsshowthattheFuzzycontrollerbasedonLabVIEWbesidescombiningbothoftheiradvantagesismoreeasilyrealizedandhasgooddynamiccharacteristics．KeywordsLabVIEWfuzzycontroltheoryvirtualinstrument1LabVIEW1.1LabVIEW1LabVIEWCINC。CCIN。C2。2MatlabScriptMatlab。LabVIEWActiveXMatlab。MatlabMatlabMstlabScriptMatlabScript、2。3LabVIEWPIDandFuzzyLogicToolkitLabVIEWNI、。1.2PIDandFuzzyLogicToolkitLabVIEWPIDandFuzzyLogicToolkit。VI1VIFLFuzzyController．vi。2VIFLLoadFuzzySystem．vi．fs。3VIFLSaveFuzzySystem．vi．fsVI。3VI、。PIDandFuzzyLogicToolkit3。2。1。eec。。eecNLNSNMZPSPMPL、、、、、、。e－0.050.05ec－0.50.5.LabVIEWPIDandFuzzyLogicToolkitFuzzySystemDesigner28InstrumentTechniqueandSensorMar.2012。FuzzySystemDesigner2。01、、4。。fxabc=0x≤ax－ab－aa≤x≤bc－xc－bb≤x≤c1abc3。eec3、4。”if-then”。5。“if-then”51。1eecNLNMNSZPSPMPLNLNLNLNLNMNMNMNSNMNLNLNMNMNSZPSNSNLNMNMNSZPSPMZNMNMNMZPSPMPMPSNMNSZPSPMPMPLPMNSZPSPMPMPLPLPLZPSPMPMPLPLPLuLabVIEW、、、。U。12J。maxBSUM。maxuresult=maxuTHEMRU1Ei2BSUMuRESULT=min1SuTHEMRU1Ei33JUJU=∑JuRESULTTERMi·UJ∑JuRESULTTERMJ4LabVIEWFuzzySystemDesignere－0.01ec0.2u=0.025e－0.01ec0.220。6。3LABVIEWLABVIEW10.1Hz1。7。－18、9。0.0510、11。3LabVIEW294LabVIEWPIDandFuzzyLogicToolkit10.1Hz1LabVIEWPIDandFuzzyLogicToolkit。1．MATLABfuzzyTECH．2010．2．．2008388－90．3．LabVIEWMatlab．200425353－54．4．、．1998．5．．20101176－78．1982—。[e-mail]26、。Φ12～Φ100mm0.3～3m/s1cm。、、。1．．20102260－262．2．．201031122875－2880．3．．20072071659－1661．4．．2005．5ZHONGXiao-yongZHANGXiao-hong．Researchon-linedetectionapparatusforindustrialsteelwirerope．AppliedMechanicsandMate-rials201148924－927．6．．2006425224－228．1964—、。[e-mail]