交叉口通行能力的综合计算法_高海龙.pdf

Vol.18　No.1 公　路　交　通　科　技 2001 2 JOURNAL OF HIGHWAY AND TRANSPORTATION RESEARCH AND DEVELOPMENT :1002-0268 (2001)01-0069-04 1 1 1 1 2 高海龙, 王　炜, 常玉林, 项乔君, 周荣贵 (1., 　　210096;2., 　100088) :交叉口通行能力的大小直接影响到整 个路网效率, 提高交叉口的通行能力是目前道路网的重要目标之 。 然 而, 交叉口处固有的通行能力大小, 是交叉口本身的特性所决定的, 同时这也与车辆等诸多因素密不可分。本文引入 交叉口极限通行能力和有序度的概念, 为交叉口通行能力的计算给出 种简便而又通用的算法。 :通行能力;交叉口;车流量;有序度 U491.114　　　　　　:A General Met hod for Calculating the Capacity of Int ersect ions 1 1 1 1 2 GAOHai-long , WANG Wei , CHANGYu-lin , XIANGQiao-j un , ZHOURong-gui (1.So theast University, Jiangsh 　Nanjing 　210096, China; 2.Research Instit te of Highway, MOC, Beijing 　100088, China) Abstract:It is main objective to improve the capacity of intersections, beca se the capacity of intersection affects the efficiency of the highway network.The limit capacity of intersections is determined by the geometrical characteristics of itself as well as the characteristics of vehicles.This paper sed the concepts of limit capacity and the degree of seq ence to get a new method to calc lating the capacity of intersections. Key words:Capacity;Intersection;Traffic flow;Degree of seq ence 。ht, 。, [1] C =3 600/h (1) , max t 。 C =1 000 V/l (2) max 0 , 。 , l 。