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《基于madymo后排乘員約束系統(tǒng)的仿真-研究》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在學(xué)術(shù)論文-天天文庫。
1、萬方數(shù)據(jù)ABSTRACTEveryyearinourcountry,thenumberofinjuriesanddeathsduetotrafficaccidentsupto300thousandpeople，whilethereal"occupantcasualtyestimatesabout30thousand．Atpresent，constraintsystemmatchesunreasonableandthedummyOCCursubmarinephenomenonistherearoccupantfacingthe
2、mainproblemintheaccident．Inthispaper,onthebasisofavehiclediagnostictest，weestablishthecarrearconstraintsystemsimulationmodelaboutfrontalimpactbyMADYMOsoftware,andthenresearchtheinjuryofrearfemaledummy,andputforwardsomecorrespondingimprovenmentmeasures：seatbelttypec
3、hangesfromordinarybeltstohavinglimitedforcefunction，andthatthelimitedforceof5000Nisbetter；Theseatflamestructureimprovestothestructureofantisubmarine，thisimprovementhasasignificanteffectonpreventingtherearoccupantsubmarine．Ultimately,theappraisalscoreofrearfemaledum
4、myimprovessignificantly,whiletheschemehasbeenaffirmedintherealCartest,alsoprovidesavaluablepracticalexperienceinsolvingthereardummysubmarine．Inthispaper,theslimtotalofstudyonthesubjectiscontainedasfollows：Firstofall，Itintroducesthestatusanddevelopmenttrendsaboutthe
5、rearoccupantprotectionofdomesticandinternational，andaccordingtothesituationofourcountry,furtheranalysisoftherearoccupantsafetyissues．Thesecond，analysisofarealvehiclecrashdiagnostictestdata,wediscovertheproblemsinthenewcardevelopmentprocess，andpointoutthepossiblecau
6、sesofthereardummydamage,andanalysisofthe‘submarine’problem．Then,webuildareal"passengerfrontalimpactrestraintsystemmodelbyMADYMOsoftware，andusethesimulationmodelresultcomparing、Ⅳitllthevehicletestresults，inordertoachievethefollowingsimulationrequirements．Weresearcho
7、ntherestraintsystemparametersbyusingthevalidatedsimulationmodel，andcomparewiththedifferenceofchangingparametersinthesimulationmodel，andobtainthebestreal"constraintsystemmatchingschemeforimproverearoccupantinjury．Thelast,weputthebestreal"constraintsystemmatchingsche
8、meintotherealvehicle,theresultsoftheCartestshowthat,thebestrearconstraintsystemmatchingschemeinimprovingtheeffectoftherearoccupantinjuryisobvious
