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城市干線信號(hào)雙交叉口優(yōu)化設(shè)計(jì)及其評(píng)價(jià)問(wèn)題研究

發(fā)布時(shí)間:2018-05-17 21:15

  本文選題:雙交叉口 + 車道布局 ; 參考:《北京交通大學(xué)》2014年碩士論文


【摘要】:作為路網(wǎng)中的常發(fā)交通瓶頸點(diǎn),交叉口的治理改造問(wèn)題一直都是交通工程研究的熱點(diǎn)。國(guó)內(nèi)外針對(duì)單交叉口的設(shè)計(jì)方法已經(jīng)比較成熟,但是隨著城市路網(wǎng)規(guī)模的不斷擴(kuò)大,交通行為的日益多樣化,路網(wǎng)中短距離相鄰交叉口中的交通流往往會(huì)相互干擾,并因?yàn)槭鑼?dǎo)不暢而造成擁堵的現(xiàn)象屢見(jiàn)不鮮。因此,論文將城市路網(wǎng)中短距相鄰平面信號(hào)雙交叉口的協(xié)同優(yōu)化設(shè)計(jì)作為主要研究?jī)?nèi)容,通過(guò)分析其導(dǎo)致交通擁堵的主要原因,提出了信號(hào)雙交叉口相關(guān)參數(shù)的設(shè)計(jì)方法,并給出了優(yōu)化設(shè)計(jì)的評(píng)價(jià)模型。具體而言,論文完成了如下工作: 首先,論文對(duì)平面信號(hào)雙交叉口的交通流特性進(jìn)行了研究,給出了可能導(dǎo)致交通擁堵的主要原因:其次,論文提出了平面信號(hào)雙交叉口間交通流狀態(tài)的評(píng)價(jià)指標(biāo),并因此給出相關(guān)的評(píng)價(jià)方法;然后,面向交通擁堵緩解目標(biāo),論文給出了平面信號(hào)雙交叉口的優(yōu)化設(shè)計(jì)方法,提出了相關(guān)原則,并對(duì)其中的主要參數(shù)進(jìn)行了優(yōu)化分析。最后,結(jié)合某城市道路網(wǎng)絡(luò)中的平面雙交叉口案例進(jìn)行了設(shè)計(jì)和評(píng)價(jià)。 論文的創(chuàng)新點(diǎn)主要有:提出了面向平面雙交叉口的綜合評(píng)價(jià)體系;其次,相比以往對(duì)城市雙交叉口某個(gè)或者某兩個(gè)方面的優(yōu)化研究,在此給出了一個(gè)比較完善的多因素的整體優(yōu)化設(shè)計(jì)方案。 論文所做的研究成果可以為城市雙交叉口或連續(xù)交叉口的規(guī)劃和改進(jìn)性建設(shè)提供參考,有一定的現(xiàn)實(shí)作用。
[Abstract]:As a common traffic bottleneck in road network, the problem of intersection governance and reconstruction has always been a hot spot in traffic engineering research. Domestic and foreign design methods for single intersection have been more mature, but with the continuous expansion of the scale of urban road network, traffic behavior is increasingly diversified, traffic flow in the road network in short distance adjacent intersections often interfere with each other. And the phenomenon of congestion caused by poor diversion is common. Therefore, the paper takes the coordinated optimization design of the short distance adjacent signal double intersection in the urban road network as the main research content. By analyzing the main causes of the traffic jam, the paper puts forward the design method of the related parameters of the signal double intersection. The evaluation model of optimal design is given. Specifically, the thesis has completed the following work: First of all, the paper studies the traffic flow characteristics of the plane signal dual intersection, and gives the main causes of traffic congestion. Secondly, the paper puts forward the evaluation index of the traffic flow state between the plane signal double intersection. Then, aiming at the goal of traffic congestion alleviation, the paper gives the optimization design method of plane signal dual intersection, puts forward the relevant principles, and optimizes the main parameters. Finally, the design and evaluation of a city road network in the case of dual intersection are carried out. The main innovations of this paper are as follows: a comprehensive evaluation system oriented to two intersections is put forward. Secondly, compared with the previous research on one or two aspects of urban double intersections, In this paper, a more perfect multi-factor overall optimal design scheme is presented. The research results can provide a reference for the planning and improvement of urban double intersection or continuous intersection.
【學(xué)位授予單位】:北京交通大學(xué)
【學(xué)位級(jí)別】:碩士
【學(xué)位授予年份】:2014
【分類號(hào)】:U491

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