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1、JournalofSoutheastUniversity(EnglishEdition)Vo.l25,No.3,pp.385-390Sep.t2009ISSN10037985AsphaltpavementshorttermruttinganalysisandpredictionconsideringtemperatureandtrafficloadingconditionsHuangXiaomingYangYiwenLiHuiLiuMei(SchoolofTransportation
2、,SoutheastUniversity,Nanjing210096,China)Abstract:Theruttingsimulationmethodconsideringtemperaturedayoronemonth).Andthesortofasphaltpavementbehaviorvarianceandtraffictimedistributionisdevelopedthroughunderdifferentconditionsofclmiateandtrafficloadingi
3、soABAQUSsoftware.Theshorttermbehaviorofpavementrutverlooked.undertheeffectsoftemperatureandtrafficloadingisaddressed.Therefore,withintheframeworkofanumericalmodelandThensensitivityanalysisonthefactorsoftemperatureandtrafficthemiprovedsmiulationproc
4、edure,whichisreasonableandloadingisconductedandashorttermruttingpredictionmodelissmiilartothefieldsituation,thesmiulationanalysisofpavedeveloped.Theresultsshowthatunderthesameconditionsofmentruttingisconductedbasedonactualclmiateandtraffictemperatur
5、eandthenumberofloadrepetitions,rutincreasesloadsinthisstudy.Theruttingbehaviorunderdifferentcondisharplywiththecontactpressureinalinearmanner,whileasfortionsoftemperaturefieldsandloadingisexplored.Theshorttheheavyloadsituation,theincreaseslikelytobe
6、morenonlineartermruttingpredictionmodelreflectingtheeffectsofclmiateandfaster;thesignificantfactorsaffectingruttingincludedailyandtrafficisdeveloped.maximumairtemperature,dailysolarradiationvolume,dailyminimumairtemperature,tirepavementcontactpressur
7、eandthe1ApproachesandParametersforRuttingAnalysisnumberofloadrepetitions.Finally,ashorttermruttingprediction11Ruttingsmiulationprocedureconsideringconsecutivemodelreflectingtheeffectsofairtemperatureandtrafficloadingtemperatureandtrafficloadvariat
8、ionisdeveloped,anditcanbeusedforpredictionandprewarningforpavementrutprevention.TheruttingsmiulationprocedureconcerningcontinuousKeywords:shorttermrutting;asphaltpavemen;tABAQUStemperaturevariancecanbemoreeffectiveandpowerfultoaddresstherut
