1、武漢理工大學(xué)碩士學(xué)位論文柴油機振動的半主動控制研究姓名：黃梅志申請學(xué)位級別：碩士專業(yè)：控制理論與控制工程指導(dǎo)教師：陳靜20080401ABSTRACTThedieselengineisathermalenergyanddynamicmachinewhichisextensivelyusedItisusedasmajordrivingforceinmanyfieldssuchasautomobiles，ships，engineeringm

2、achineryandlocomotiveThedieselenginevibrationwillnotonlymakemachineselfreliabilityandlife—spancomedown，butalsocangreatenvironmentalnoisepollutionWiththedevelopmentdirectionofhighspeedhighpowerlightweight，dieselenginevibr

3、ationwillfurtherexacerbateTherefore，newcontrolmethodandtechnologyadaptingtothedieselpowersetshouldbestudiedandexploredIthasagreattheoreticalandpracticalsignificancetoimprovethecontrolofdieselenginevibrationSemiactivecont

4、rolisahotpointinthecontrolresearchfieldItprovidesanewmethodtosolvethevibrationandnoiseisolationUsingMRdampertoachieveavibrationcontrolisanimportantresearchdirectioninthefieldofstructurevibrationcontr01Semiactivecontrolof

5、vibrationcontrolisaneffectivewayofstructurevibrationcontr01ItUSeSMRdamperstogetavariabledampingforcewithhigllnon1inearfeaturesAsanonlinearintelligentcontroltechnique，withitsspecialadvantagesfuzzycontrolhasgotextensivedev

6、elopmentandapplicationintheoryandindustrialpracticesCombiningthetechniqueoffuzzycontrolandthesemi。activecontrol，asemiactivefuzzycontrolbaseOilMRDamperforactivedieselenginetwostagevibrationisolationiSstudiedinthisdisserta

7、tionAccordingtothecharacteristicsofthetwostagevibrationisolationtestbed，asemiactivefuzzycontrolmodelissetupandafuzzycontrollerwithtwoinputsandoneoutputisdesignedThefuzzycontrolrulesareestablishedbasedonexperiencesandtheo

8、reticalanalysisUseMatlab／SimulinksoftwaretostudythecontrolmodelbysimulationTheactualdynamicsystemparametersarethesimulationparametersThesemiactivedieselenginevibrationisolationandtheuncontrolleddieselengineisolationaresi