Cellular Automation Model of Traffic Flow Based on the Car-Following Model

(整期优先)网络出版时间:2004-11-21
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Weproposeanewcellularautomation(CA)trafficmodelthatisbasedonthecar-followingmodel.Aclassofdrivingstrategiesisusedinthecar-followingmodelinsteadoftheaccelerationintheNaSchtrafficmodel.Inourmodel,somerealisticdriverbehaviouranddetailedvehiclecharacteristicshavebeentakenintoaccount,suchasdistance-headwayandsafedistance,etc.Thesimulationresultsshowthatourmodelcanexhibitsometrafficflowstatesthathavebeenobservedintherealtraffic,andbothofthemaximumfluxandthecriticaldensityareveryclosetotherealmeasurement.Moreover,itiseasytoextendourmethodtomulti-lanetraffic.