基于madymo后排乘员约束系统的仿真-研究

《基于madymo后排乘员约束系统的仿真-研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、万方数据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