冬季公路的物理防滑研究.pdf

1、V工1404974UDC：密級：學校代號：10150學號：20042001峽建交通義摯碩士學位論文冬季公路的物理防滑研究ResearchofPhysicalAntiskidonHighwayinwinter學生姓名：導師及職稱：學科門類：專業(yè)名稱：研究方向：申請學位級別：論文答辯日期：學位授予單位：崔亨進張業(yè)民教授工學工程力學工程結(jié)構(gòu)分析工學碩士2008年6月9日大連交通大學大連交通大學工學碩十學位論文AbstractWiththede

2、velopmentoftrafficthesafetyofroadhasbecomewidespreadconcemedResearchshowsthattheroadconditionsaremainlywhenaccidentshappen，anditiSparticularlyprominentinsnowcoveredcoldregionsBecauseofthecoveringsnow，thedrivingforceandth

3、ebrakingforcebetweentiresandtheroadsurfacehasbeensubstantiallyweakenedToensuretrafficsafety，highwaymaintenancedepartmentshaveexploredmanyeffectivepreventionmethodstemoveiceandsnowphysicalmethodsofantiskidiSoneofthemPhysi

4、calantiskidwayisto100secertainamountofmineralantiskidmaterialontheroadsurfaceaftersnowConsolidationofthesematerialssnowontheroadsurface，afteracertainperiodoftimewillimproveroadfrictioncoefficientSOitCanremovesnowfortheau

5、tomobiletirefrictiontodeletetheimpactSotheresearchoftirerubberantiskidisasimportantastheresearchoftirerubbericefrictionThemainworkandachievementofthispaper：1BasedontheANSYSsoftware’Snonli—nearanalysistechnology，analoguet

6、hetireroadslidingfrictionindifferentfrictioncoefficient，thenanalysisthedistributionandmagnitudeofstress2Usefrictiondissolvetheoryandhydrodynamiclubricationtheory，consideringcoupleofequationofReynoldsandequationofheatcond

7、uction，whentheicedissolvingconductpressureandthicknessincontactzone，andtemperaturefieldofwaterfilmthenanalysistheinfluencingfactorofvariouselementtofrictioncoefficient3Analysisthetireonthehavedissolvedfieldwhenconsiderin

8、groughnessofsurface，analysistheeffectwhenconsideringthedifferenthighness，differentspeed，differrentroughnessanddifferenttexturetotire4Inthispapercombiningtheresearchneedsofhispredecessorrubberblockfrictiontestanalysis，wed

9、esignedandtesttherubbermaterialinthelowroughsurfaceslidingfrictionexperimentsrubbermaterialtobeslidinginalowspeedwhentheroughnessofthesurfacefrictionofrubberItWasfoundthatgritfortirefrictionisgreatlyimproved，andthefricti

10、oncoefficient，byusingofqualitysandbetweentiresandroadsurface，becomesnearlylinearrelationshipAftertheexperiment，dataisanalyzedwiththeuseofsandqualityrubbercoefjficientofslidingfrictionformulaKeywords：ANSYS；Rubbertires；Rou