基于元胞自动机仿真建模的交叉口公交优先策略效果评价

《基于元胞自动机仿真建模的交叉口公交优先策略效果评价》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、韭立銮．适态堂亟圭堂遣论塞△旦墨!＆△￡!ABSTRACTABSTRACT：Withtheurbantrafficcongestiongrowing，publictransporthasincreaseditsstatusintheurbantransportsystem，andbussignalpriorityhasbecomeanimportantpartoftrafficsignalcontrolsystems。Theimpactsofthetransitsignalprioritycontroltogenerals

2、ocialvehiclesandenvironmentofintersectionsareworthyofstudying．Inthisarticle，transitsignalprioritystrategiesforintersectionsundertheconditionofmixedtrafficflowareanalyzed，andintegratedconstraints，spatio-temporalconstraintsandresourceconstraintsareestablishedonactiv

3、eprioritycontr01．Basedoncellularautomatatheory,thesimulationprogramaretakenforanalysisoftrafficflowatintersections．Specificelementsincludethefollowing：(1)Cellularautomatasimulationmodelofmixedtrafficflow．Basedontheclassicone—dimensionalcellularautomatamodel，throug

4、htheanalysisofmixedtrafficflowoperationcharacteristics，animprovedVDRmodelforsinglelaneandtheimprovedlane—changingmodelformuti—laneareproposed，andcellularautomatamodelofintersectionswithoutsettingbuslanesisestablished．(2)Studyoftransitsignalprioritystrategies．First

5、，thetransitprioritystrategiesforintersectionsareclassifiedtodifferentanglesaspassivepriority,absolutepriorityandconditionalpriorityandanalyzedrespectively,withwhichmulti—phasepriorityprocessisimproved．Accordingwiththis，theactivetransitprioritiesundermultipleconstr

6、ainsareproposed，whichincludethespatio-temporalconstraintconsideringdelayandqueuelengthandtheresourceconstraintmodeltakingintoaccountfuelconsumptionandemissions．(3)Thecreationoftheintegratedconstraintstransitsignalpriority，Throughcorrelationanalysisoftheindicatorso

7、fspatio-temporalconstrainedmodelandresourceconstraintmodel，acombinationofthetwomodelsismadetoestablishtheintegratedresourceconstrainedtransitsignalprioritymodelcontainstheindicatorsofnumberofbuses，averagevehicledelayandaveragevehiclefuelconsumption．(4)Evaluationon

8、effectsofbusprioritystrategies．BasedonMATLABsoftware，specificcasearestudiedtosimulatedifferenttransitsignalprioritystrategiesunderdifferenttrafficflowco