城市公交車行駛工況的構(gòu)建.pdf

1、合肥工業(yè)大學(xué)碩士學(xué)位論文城市公交車行駛工況的構(gòu)建姓名：朱俊虎申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：載運(yùn)工具運(yùn)用工程指導(dǎo)教師：石琴201104TheCityBusDrivingCycleConstructionTheCityBusDrivingCycleConstructionAbstractDrivingCycleismainlyappliedontheevaluationofthevehicleengineperfmance.Theincrease

2、ofvehicleshasbroughtgreatpressuretothetransptationtheenvironmentgovernmentdepartmentsvigouslyadvocatethepublictransptationsystems.Soithasgreatsignificancetoconstructthecitybusdrivingcycle.Thispaperistakingitsbusoperation

3、theroadofHefeicityasobjectofresearchviadetailedthoughtrafficinvestigationutilizetheconceptof“thecoverageratefrequencyofsectionofahighwayrailway”oftrafficresearchfield，hasmadeoutfourrepresentedoperationlineswithhighercove

4、ragerate.Basedontheselinesthroughonbusdatacollection，havegottenmagnanimityabundantbusroadactualoperationdata.Whenconceiveddrivingcyclesfromiginaldatadomesticallyhaveutilizedtheconceptofshttrip.Testresearchcutsiginaldataa

5、partintotheshttripsmethan300havecalculatedthe33shttripeigenvaluesthatimageoperationfeatureofdrivingcyclessuchasspeedaccelerationaccelerationstarddeviation，describinganalyzingthem.Utilizethemultivariatestatisticalanalysis

6、toolssuchasprincipalcompositionanalysisclusteringfurthertoanalyzeshttripeigenvalue.Studyresultaccdingtotwokindsdonotdistinguishtofmdistinctsampleset.Thefirstkindofshttriphasrepresentedcrowdedroadtrafficcondition，secondki

7、ndofshttriphasrepresentedunblockedthetrafficconditionofroad.ConsequentlythecrowdedroadtrafficconditiontheunblockedtrafficconditionofroadtheintegrateddrivingcycleofHefeicanbebuilt.Byjudgingtheresultsvalidityitshowsthatthe