基于車輪收放的高速水陸兩棲車虛擬樣機(jī)研究.pdf

1、南京航空航天大學(xué)碩士學(xué)位論文基于車輪收放的高速水陸兩棲車虛擬樣機(jī)研究姓名：崔金一申請學(xué)位級別：碩士專業(yè)：車輛工程指導(dǎo)教師：阮米慶201103基于車輪收放的高速水陸兩棲車虛擬樣機(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