作 者: ;
机构地区: 湛江师范学院物理科学与技术学院
出 处: 《湛江师范学院学报》 2007年第6期4-9,共6页
摘 要: 在元胞自动机交通流模型—FI 模型的基础上,通过观察实际交通,建立交通流车辆速度与前方车距的解析函数关系,并建立连续交通流模型。研究了平衡态交通流和非平衡态交通流的流量—密度关系,数值模拟与解析结果一致。 Based on discrete FI model and on observing the real-life traffic,the paper suggests an ana- lytic functional relation between vehicle velocity and headway and proposes a constant traffic flow model. It also studies the relation between flow,average velocity and density of a symmetric and asymmetrical traffic flows.The results are confirmed by simulating.