基于車(chē)輪收放的高速水陸兩棲車(chē)虛擬樣機(jī)研究.pdf

1、南京航空航天大學(xué)碩士學(xué)位論文基于車(chē)輪收放的高速水陸兩棲車(chē)虛擬樣機(jī)研究姓名：崔金一申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：車(chē)輛工程指導(dǎo)教師：阮米慶201103基于車(chē)輪收放的高速水陸兩棲車(chē)虛擬樣機(jī)研究IIABSTRACTHighspeedisanimptanttacticalperfmanceindicatfamphibiousvehiclesisalsoasignificantresearchdirection.Toraisethespeedofoura

2、mphibiousvehicleswaterjetionarrangementbodydesignwksarecompletedinthisarticlebasedonexistingmodelssomerelatedresearchesonwaterbneoverldoubleperfmancearedonefthereconstructingvehiclebyusingvirtualprototypingtechnology.Com

3、prehensivelyconsideredthematchofthepropellertheenginepowersizeetc.basedontheprincipleofthethrustdragfcesbalanceprincipleareasonablewaterjetpropulsionised.Simultaneouslythesailingspeedisdeterminedwhichprovidedabasisfthene

4、xtfluiddynamicsanalysis.Inadditiontheamphibiouscar’swaterbneoverldoubledrivenlinesaredefinedthewaterbnedrivenlinearrangementiscompleted.Inbodydesignprocessthewholevehicleisdividedintothreepartsheaddlerear.Referenceonhigh

5、speedamphibiousvehiclebodyfeatureshighspeedcraftdynamicstheiesthethreepartsaredesignedrespectivelyinCATIAshapedesignmodule.Stillafreshstyleofwashplateisdesigned.InGambithybridgridtechnologythedimensionscontrolfunctionare

6、usedindertogainreasonablegridftwoamphibiousvehicleanalysismodels:onewithwashplatetheotherwithout.InFluentVOFmethodε?kstardturbulencemodelopenchannelflowgeometricreconstructionareappliedtogetcomparativeanalysisofthetwomod

7、elswaterbneperfmance.Theresultsshowthatthemodelwithwashplatehasthebetterwaterbneperfmance.Accdingtotheacteristicsofthewheels’retractingparameterstheADAMSCarsoftwareisusedtobuildthevehiclefrontrearsuspensionsubsystemsstee

8、ringsubsystembodysubsystemthetiressubsystemthewholevehiclemodel.BasedonnationalvehicleteststardscontrollabilitystabilityvirtualsimulationteststeeringstepsteadystateofrotarysnakesteeringefftsaredoneinADAMSCar.Theanalysisr