第1个回答 2010-05-18
The problem of traffic jam is universally concerned by the world .It badly effect person’s daily life,even the development of the social economic.Intersection as the mainly distribution point is the essential process of causing the traffic jam.Nevertheless city bridge as the important part of city road network, its smooth is directly effect the metro traffic network wheather the operation is smooth and safe.This parper from this point condutcting a research of controling the urban traffic signal, Research emphasis on the implement of cooridately control program under the city bridge bearing constraint .
This parper firstly introduce the background of research and significant .Secondly introducing a single intersection and the basic theory and method of coordinate controlling..Thirdly ,analysis the the existing bridge to the global communications and control of traffic signal control.Fourthly Coordination of control theory and then re-use of the global north and south through the intersection with the bridge when the design and use of microscopic traffic simulation software VISSIM simulation of the design. Finally, the paper summarized the proposed follow-up research papers.
第2个回答 2010-05-14
Urban congestion is a common concern in today's world, it brings serious harm to increasingly affect people's daily life and socio-economic development. Intersection as the main distribution point for city traffic, traffic congestion is an important part of production. The city bridge urban road network as an important part in its smooth or not directly affect the metro transport network can smoothly and safely. This article as a starting point, carried out on urban traffic signal control research, focus on the constraints in the city of bridges carrying coordinated control program implementation.
This paper talks about the background and significance of thesis research. Then, we introduce a single intersection and coordination of the basic theories and methods of control. Then the existing bridge to the global communications and control of traffic signal control program to analyze the situation. Coordination of control theory and then re-use of the global north and south through the intersection with the bridge when the design and use of microscopic traffic simulation software VISSIM simulation of the design. Finally, the paper summarized the proposed follow-up research papers.
第3个回答 2010-05-14
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