4WS車輛高速公路智能換道避障安全行車輔助系統(tǒng)研究.pdf

1、重慶交通大學碩士學位論文4WS車輛高速公路智能換道避障安全行車輔助系統(tǒng)研究姓名：戚志錦申請學位級別：碩士專業(yè)：車輛工程指導教師：楊志剛20120610ABSTRACTAsautomobileownershipsincreasing，todaytheroadtrafficcapacityisgrowingtobesaturatedThedrivingenvironmentisdeteriorating，andthetrafficaccid

2、entratioisincreasingtooAccordingtostatisticsAccordingtostatistics，thetrafficaccidentrateonhighwayperlOOkmisfourtimesmorethanthatinordinaryroadInordertoavoidtheunsafeeffectsoftheautomobiletheintelligentsafetytechnologyequ

3、ippedinthecarshouldbeemployedAndthen，inthispapertheresearchonIntelligentVehicleSafetyAssistanceSystemwithIntelligentLaneChanging&ObstacleAvoidingFunctionhasgreattheoreticalandpracticalsignificanceFirstlythroughdiscussing

4、abouttheschemeofthesafetyassistancesystemdesignCompositionmodulesofitshardwarecontrolsystemareintroduced，includingmastercontrolmodule，sensoracquisitionmoduleandimageprocessingmodule，etcthemethodtodetectingtheroadwayonhig

5、hwayandthefrontobstaclecarinthisintelligentlanechangingsystemisputforwardtodosecurityguidingworkduringthelanechangingandobstacleavoidingprocessSecondlythemodelof4WSvehiclehighwayintelligentlanechangemodelisimprovedAftera

6、nalyzingthevehiclemovementrelationshipwhenlanechanging，theleastsafetydistancewhilelanechangingandanewkindofintelligentvehiclelanechangingtrackplanareputforward，anditsadvantageisprovedtooAtlast，aimingtofeaturesofthecontro

7、lsystememployedinfourwheelsteeringcarautoregulativefuzzyPIDlanechangetracktrackingcontrollerisdesigned111evehiclelanechangingtrajectorytrackingissimulatedandgetagoodtrackingperformancefinallyKeyword：Intelligentlanechangi