超高速電磁比例閥電磁部分的動態(tài)仿真.pdf

1、西南交通大學碩士學位論文超高速電磁比例閥電磁部分的動態(tài)仿真姓名：江竹申請學位級別：碩士專業(yè)：機械電子工程指導教師：于蘭英柯堅20041201西南交通大學碩士學位論文第1I頁AbstractTheproportionaltechniqueoftheelectrohydraulicandthenumericcontroltechniqueoftheeIectrohydraulicfilluptheblankbetweenthetechnia

2、ueoftheswitch～controIandservo—contr01ItisanimportantbranchinthefluiddriveandinthecontroltechniqueInthesystemofthepropertionaltechniqueoftheelectric—hydraulics，theproportionalvalveisanimpossibIecomponentinthesystemofthepr

3、oportionalcontrol，andtheperformanceoftheelectricmachineconversion～componentwiiiaffecttheperformanceoftheentirevalveSo，theconversion—componentusedintheelectricmachineplaysanimportantroleinthewhollYsystemInordertoincreaset

4、heresponse—speed，theresponse—timeandthedemandsofthefrequencyitmustresolvethedifficuttquestion，suchasthelandscapeorientationforceproducedbyeccentricityandthemagneticstagnantinherethematerialmagnetismwillaffectthehigh—spee

5、ddrivebyproportionloop，andsoonOnlydoweresolvetheseproblemscanweadvancethedevelopmentintheproportiontechniqueoftheelectric—hydraulicsInthesearchoftheproportionaltechnique，suchasthedevelopmentofthesuper—high—speedproportio

6、nalvalve，whichisthekey，andthereisverydifficultAsthekeycomponentintheelectrohydraulicproportiontechniques，thestructuraldesignusedinthepermanencemagnetsintheelectricmachineconversioncomponent，whichmainlYusedthemethodofFEAI

7、tcaneffectivelycomputeandanalysistheprobleminmagneticfield，italsovisualizedthemagneticfieldoftheairgap，sothatwecanintuitionallYresoletheissueIntheaspectoftheanalysesofthedynamiccharacteristicinthesystem，theperformancetar