【摘要】 城市道路交通信号控制是影响城市交通流运行质量的一个决定性因素,是形成构成人、车、路三位一体城市交通的关键部分,也是提高道路交通安全性、运输效率、行车舒适以及社会和谐发展的关键.因此,随着城市机动车越来越多,道路越扩越宽,如何有效协调成为研究的主题.本文在通过现场实际调查、理论计算分析的基础上,从路口清空的角度提出了针对中国大城市中绿灯时长设置的新方案.更多还原

【Abstract】 Traffic light control is a decisive factor to the modern city’s transportation quality.It is not only the key part for people,transportation tools,roads,but also the key to improve traffic safety,efficiency,comfor.With the development of city,roads are extended wider and wider,in order to match more and more vehicles which are running in the city.But traffic jams always happening.How to solve this problem,especially in a very wide road or crossroad? Based on the investigation and theoretical calculation,a new proposal is put forward.From crossroad clear condition,the proposal performs new green light change interval calculation method and traffic light composition plan.更多还原