1、Incorporation of Vehicle Fleet Composition(VFC)in ABMPresented byBentley SystemsPeter Vovsha,Gaurav Vyas&Jim HicksandMaricopa Association of GovernmentsDaehyun You,Vladimir Livshits,Arup Dutta,Petya Maneva,Haidong Zhu&Kyunghwi JeonProject Motivation&ObjectivesConference on Innovations in Travel Anal
2、ysis and PlanningVehicle type new dimension in travel modelingLooking into future scenario planning Thinking forward and analysis of future scenarios since it is expected that vehicle fleet composition may change significantly EVs and/or small-size cars that are negligible%today may become dominant
3、in future and subject to strong government policies Important to ensure that multiple scenarios can be conveniently and consistently specified ABM should be sensitive to input assumptions such as operating cost by vehicle type Conference on Innovations in Travel Analysis and PlanningSpecification of
4、 car type dimensions of interestConference on Innovations in Travel Analysis and Planning3 fuel types6 body types2 automation levels3 age categoriesGas/dieselHybridElectric(EV)MotorcycleMiniRegularSUVVanPickupRegular(RV)New(03)Autonomous(AV)Med(47)Old(8+)18 car types for individual car segmentation
5、HH segmentation Reserved for futureObserved car type preferences reported in literatureConference on Innovations in Travel Analysis and PlanningVariableCar body/sizeFuel typeCar ageAutomation(SP)WorkerStudentRetiree Full-time worker,maleFemale,drive aloneFemale,escortingHigh incomeJoint travel,large
6、 partyDense urban areaSuburban&rural areasLonger&chained trips Park-and-Ride2 main aspects of HH car ownership Person car needs:Accessibility to the usual workplace or school(for workers and students)sensitive to fuel cost differences and Managed Lanes with restricted access by fuel type Every worke