交流电机微机测控实验系统的研制

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1、西南交通大学硕士学位论文交流电机微机测控实验系统的研制姓名：舒丽芬申请学位级别：硕士专业：测试计量技术与仪器指导教师：陈春俊20070401西南交通大学硕士研究生学位论文第1I页AbstractThispaperisaimedatthecourseofcontrolengineeringofmechanicalundergraduate．Theexperimentalsystemsrelatedaremostlycomputersimulationsystemsorbuildbyanalogcircuit，althoughsomei

2、ndividualdigitalcontrolsystems，thepriceandthemaintenancecostsareveryhigh．AnalyzingthedeficiencyofcurrentexperimentalsystemsiSnotconducivetocultivatethestudents’practiceandabilitytoinnovate。SOthecomputer—basedACmotorcontrolexperimentalsystemisdeveloped．Theexperimentalsy

3、stemisconsistofcomputer，P10-821dataacquisitioncard，SV—iG5frequency—transformerandasetofexperimentunits．ThemeasurementandcontrolexperimentalsystemofACmotorisdevelopedbasedonthebasicprincipleofvariablefrequencyandspeedregulationandVisualC++6．0progran瑚inglanguageenvironme

4、nt．Theexperimentalsystemcanbeusedforall—digitalvariablefrequencyandspeedregulationexperimentsofACmotor，andelectricconnectionofACwirewoundinductionmotor，andtheresearchofalgorithmsofcomputerclosed—loopsystemanda]soVirtualinstrumentationsubjects。Besides，theexperimentsyste

5、mcanexpandtootherteachingcontentssuchasACsynchronousmotor，DCmotor，steppermotor，AC／DCservomotorandSOon．Theexperimentalsystempossessesanattractiveinterfaceandcanbeoperatedeasilyanditisalsoveryconvenientfordebuggingandusing．Thesoftwareofthesystemisflexible，accordingtodiff

6、erentcontrolrequirements，differentcontrolmeasurescanbeusedforcontrol，SOitismoreadaptivetochangesincontr01．Meanwhiletheteachingexperimentalsystemisdesignedtoexpandeasily，whichcanmeetthecontinuouslyupdatedteachingdemands．Studentscandotheinnovativeexperimentsaccordingtoth

7、eirinnovativeideasbasedon西南交通大学硕士研究生学位论文第1II页theresourcesandtheinterfacemodule．Practiceshowsthattheexperimentalsystemmeetsthebasicexperimentrequirementsandachievesthegoalsofthedesign．Theexperimentalsystemenrichestheexperimentalmeansofteachers，ensurestheeffectsofexperim

8、entalteachingandprovidesagoodplatformforthestudentstounderstandthetheoryofthemotordeeplyandcuttivatetheabilitytoinnov