冬季公路的物理防滑研究.pdf

1、V工1404974UDC：密級(jí)：學(xué)校代號(hào)：10150學(xué)號(hào)：20042001峽建交通義摯碩士學(xué)位論文冬季公路的物理防滑研究ResearchofPhysicalAntiskidonHighwayinwinter學(xué)生姓名：導(dǎo)師及職稱(chēng)：學(xué)科門(mén)類(lèi)：專(zhuān)業(yè)名稱(chēng)：研究方向：申請(qǐng)學(xué)位級(jí)別：論文答辯日期：學(xué)位授予單位：崔亨進(jìn)張業(yè)民教授工學(xué)工程力學(xué)工程結(jié)構(gòu)分析工學(xué)碩士2008年6月9日大連交通大學(xué)大連交通大學(xué)工學(xué)碩十學(xué)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