Based on empirical data,we develop a macro model with lane width and the number of lanes.For uniform flow,the model is formulated as a couple of algebra equations and solved by analytical deduction.The results show th...Based on empirical data,we develop a macro model with lane width and the number of lanes.For uniform flow,the model is formulated as a couple of algebra equations and solved by analytical deduction.The results show that the proposed model can capture the impacts of lane width,the number of lanes and the variation of the number of lanes on uniform flow.展开更多
Based on the effects of driving resistance on car movement,we develop a new car-following model.The simulation results show that our model can describe the kinetic property of each car during the processes of starting...Based on the effects of driving resistance on car movement,we develop a new car-following model.The simulation results show that our model can describe the kinetic property of each car during the processes of starting and braking,however the braking process will be postponed and a prominent wavefront will appear during the braking process.With the increase in driving resistance,a car's movement will become more stable during the whole process,the headway of each car will increase and the wavefront will become more prominent.In addition,our model can reproduce the evolution of a small perturbation.展开更多
基金supported by National Natural Science Foundation of China under Grant Nos. 70701002 and 70521001the State Key Basic Research Program of China under Grant No. 2006CB705503the Research Grants Council of the Hong Kong Special Administrative Region under Grant No. HKU7187/05E
基金Supported by the Program for New Century Excellent Talents in University of China under Grant No NCET-08-0038the National Natural Science Foundation of China under Grant Nos 70971007 and 70901005the WA Centre of Excellence in Industrial Optimization.
文摘Based on empirical data,we develop a macro model with lane width and the number of lanes.For uniform flow,the model is formulated as a couple of algebra equations and solved by analytical deduction.The results show that the proposed model can capture the impacts of lane width,the number of lanes and the variation of the number of lanes on uniform flow.
基金Supported by the Program for New Century Excellent Talents in University under Grant No NCET-08-0038the National Natural Science Foundation of China under Grant Nos 70971007,70701002 and 70521001the National Basic Research Program of China under Grant No 2006CB705503。
文摘Based on the effects of driving resistance on car movement,we develop a new car-following model.The simulation results show that our model can describe the kinetic property of each car during the processes of starting and braking,however the braking process will be postponed and a prominent wavefront will appear during the braking process.With the increase in driving resistance,a car's movement will become more stable during the whole process,the headway of each car will increase and the wavefront will become more prominent.In addition,our model can reproduce the evolution of a small perturbation.
