復合振子型直線超聲電機的研究.pdf

1、山東科技大學碩士學位論文復合振子型直線超聲電機的研究姓名：陳波申請學位級別：碩士專業(yè)：機械設(shè)計及理論指導教師：趙向東20040501山東科技大學碩士學位論文摘要ABSTRACTThemainworkaccomplishedlSsummarizedasfollows：1Wesummarizethemovementmechanismandcharacteristicoflinearultrasonicmotorandrespectively

2、analyzethedevelopmentofsometypicallinearUSMsuchastravellingwavetype，standingwavetype，hybridtransducertype，bionicfoottypeandSOonTheresearchcontentsandsomequestionsofUSMarepointedoutinthewayoftheorymodeling，movementcontrol

3、，applicationintheengineeringetcandthedevelopingdirectionisdefinitude2Analyzetheworkprincipleofelectricenergyconvertingtomechanicalenergyinthepiezoelectricceramics，provewhenhybridtransducer’Sdistortionisahalfofthepiezoele

4、ctricslicethemechanicalenergyiSthemostandtheratioofpiezoelectricsliceandelastomerapproximatestheirelasticmodulus’inverseratioThedrivingprincipleofrurmer／statorandtheinfluentialfactorsofellipsemovementarediscussed3Adumbbe

5、ll—typedlinearhybridUSMisdesigned，TheruleaboutthestatormodalfrequencybeinginfluencedbyitsshapeisstudiedusingthemethodoffiniteelementanalysisThestator’Sresonancefrequencyisconfirmedandthebasicdesignmethodandstepsarepresen

6、tedUsingharmonicanalyzemethod，competitiveexperimentabouthowtostimulatestator’SresonanceiScarriedoutTheelectrodeconfigureruleandintluentialfactorsarefoandstator’Srunningtrackissimulated，thenthedesignedUSM’Sfeasibilityisva

7、lidated4ModalassumptionmethodiSusedtobuildt11eelectromechanicaldynamicmodelbasedonLagrangeEquationBasedonequivalentcircuitfundament，theUSM’Sequivalentcircuitmodelisformed，Thechoicecriterionofprestressinganditscharacteris

8、ticisanalyzed5、Introducingadhesiontheoryoffriction，hybridlinearUSM’SbasicmodelsofverticalvibrationandoutputspecialityarefoundedTherelationbetweenUSM’sdrivingspecialityandfrictionmaterialiSstudied，thebasicneedsOnfrictionm