叉車電機性能微機測試系統(tǒng)的研究與應用.pdf

1、中南大學碩士學位論文叉車電機性能微機測試系統(tǒng)的研究與應用姓名：胡志明申請學位級別：碩士專業(yè)：機械電子工程指導教師：譚青2002.1.1生墮盔蘭堡主堂堡壘壅一AbstractWiththeindustrializationofsocialproductionandtheimprovementofpeople’Squalityoflife，moreandmoreattentionispaidtoenergyeconomizingandenv

2、ironmentalprotectionBecauseoftheirfeaturesofnopollution，lownoisesandoperatingcost，energyeconomizingandconvenienceofmaintenance，theelectricallydrivenvehicles(includingforklift)graduallywinthefavorofthemarketCombinedwithth

3、eresearchprojectnamed‘thecomputertestsystemofforkliftelectricalmachinery’Scomprehensiveperformance”，thisthesisresearchesonthefollowingsubjects：1Theoperatingprincipleoftheforkliftelectricalmachineryisanalyzed，andthelawsof

4、itspracticaloperationaremastered2CommunicationoftheIndustrialControlComputerfmc)andtheProgrammableLogicalController(PLC)isrealizedDynamicmodulationoftheIPCtolargepowersupplyandloadisrealizedandthecontrolperformancehasrea

5、chedallighlevelMoreoverintheprocessofadjusting，theeleclromagneticcompatibilityofthesystem、theantijammingofthehardwareandsoftwareandtheparametercalibrationoftheFuzzyPIDControllerarepaidattentiontoVarioustargetsofthesystem

6、designedhavebeenreached3Thesoftwarepossessesoffriendlyinterfaceandstrongabilityofhuman—computerinteractionThemainmenuincludesfivefunctionalmodules：“performancetesting”，“parametersetting”，‘coefficientproofreading”，‘‘datai

7、nquiring’and‘‘systemhelp’，whichcancompletevarioustasksFromtheviewpointofresearchandinnovation，thisthesishasthefollowingcharacteristics：1AnewmethodtestdifferentmomentsindifferentpositionsisproposedThepositionoftheloadissw

8、itchedautomaticallyaccordingtotheorderreleasedbycomputerandtheautomaticorientationisensured，SOthissystemissuitablefortestingofvariousbreeds2Thesectionalizedlinearregressionmethodisintroducedfortheprecisionproofreadingofs

9、ensorwhichmakesupforsensor’Snonlinearityandpromotesitspracticalprecision3IntheprocessofdesigninganddebuggingthesupplymultiwaveandTwaveRCfiltersareusedtosolveitsproblemsofripplewell4Inordertosuitvariousbreedsandpromotethe

10、robustnessofthesystem，theFuzzyPIDcontrolisintroducedbasedoncommondigitalPIDThiscannotonlyimprovethecontrolperformance，butalsomakethetheoriesandmethodsinthefrontlineofcontrolsciencebevalidatedandappliedinthecontrolofforkl