軸輻式網(wǎng)絡(luò)下的集裝箱甩掛運輸車輛調(diào)度優(yōu)化
發(fā)布時間:2018-02-03 10:21
本文關(guān)鍵詞: 集裝箱 甩掛運輸 軸輻式網(wǎng)絡(luò) 車輛路徑問題 空箱共享 出處:《大連海事大學》2015年碩士論文 論文類型:學位論文
【摘要】:甩掛運輸是指牽引車按照預(yù)定的運行計劃,在貨物裝卸作業(yè)點甩下所拖的掛車,換上其他掛車繼續(xù)運行的運輸組織方式。甩掛運輸集汽車列車運輸與裝卸甩掛作業(yè)技術(shù)于一體,是一種集約、高效的運輸組織模式,在提高運輸效率、降低物流成本、促進節(jié)能減排等方面具有非常顯著的優(yōu)勢。在發(fā)達國家和新興工業(yè)化國家,公路甩掛運輸作為一種先進的運輸組織方式,已得到長足發(fā)展。目前,我國的甩掛運輸發(fā)展仍處于起步階段:牽引車和掛車數(shù)量少,拖掛比低,道路貨物運輸仍然以普通單體貨車為主等等,與節(jié)能減排和發(fā)展現(xiàn)代物流的要求不相適應(yīng)。國家有管部門非常重視甩掛運輸?shù)陌l(fā)展,2009年,交通運輸部等五部委聯(lián)合發(fā)布的《關(guān)于促進甩掛運輸發(fā)展的通知》(2009年12月31日,交運發(fā)[2009]808號)標志著新一批甩掛運輸試點的全面啟動。服務(wù)于內(nèi)陸干線集裝箱運輸體系的支線集疏運甩掛運輸,能夠充分發(fā)揮甩掛運輸?shù)膬?yōu)勢,提高集裝箱貨運網(wǎng)絡(luò)的運輸效率。同時,甩掛運輸?shù)亩嗾{(diào)度對象特點與支線網(wǎng)絡(luò)的軸輻式特點增加了集裝箱支線甩掛運輸?shù)恼{(diào)度難度。為填補我國甩掛運輸理論界對于產(chǎn)業(yè)界調(diào)度理論支撐的空白,促進我國集裝箱甩掛運輸產(chǎn)業(yè)健康、穩(wěn)定地發(fā)展,從理論層面對甩掛運輸組織優(yōu)化相關(guān)問題進行深入研究,以科學的理論指導(dǎo)實踐、服務(wù)實踐,成為當下需要解決的重要課題。本文首先闡述了甩掛運輸?shù)母拍、組織模式以及在國內(nèi)外的發(fā)展現(xiàn)狀。進而基于產(chǎn)業(yè)界的通行做法并在分析集裝箱甩掛運輸實際操作的前提下,建立了以運輸路徑最短為目標的軸輻式網(wǎng)絡(luò)非空箱共享集裝箱甩掛運輸車輛調(diào)度問題的模型,并開發(fā)三階段啟發(fā)式算法對其進行求解。經(jīng)過進一步對優(yōu)化空間的分析,提出了軸輻式網(wǎng)絡(luò)集裝箱甩掛運輸?shù)目障涔蚕磉\營模式,并對相應(yīng)的車輛調(diào)度問題進行建模與求解。經(jīng)過一系列的仿真算例試驗,以及對關(guān)鍵參數(shù)的敏感性分析,驗證了算法的有效性。最后,對兩種運營模式進行對比,驗證了空箱共享運營模式較非空箱共享運營模式具有明顯的優(yōu)勢。
[Abstract]:Swing and transport refers to the towing vehicle in accordance with the scheduled operation plan, at the cargo loading and unloading operation point dumped towed trailer. Other trailers continue to run on the transport organization mode. Swing and hang transport vehicle train transport and loading and unloading operation technology in one, is a kind of intensive, efficient transport organization mode, in order to improve the efficiency of transport. Reducing logistics costs, promoting energy conservation and emission reduction has a very significant advantage. In developed countries and newly industrialized countries, road transport as an advanced transport organization. At present, the development of dump and hang transportation in our country is still in the initial stage: the number of tractor and trailer is small, the ratio of towing and trailing is low, and the road freight transport is still dominated by ordinary single freight cars and so on. Energy saving and emission reduction and the development of modern logistics requirements are not suitable. National regulatory departments attach great importance to the development of transport, 2009. Circular on promoting the Development of Relay Transport issued jointly by the Ministry of Transport and other five Ministries (December 31st 2009). [808 (2009) marks the full start of a new batch of pilot projects. It can give full play to the advantages of swing and hang transport, which serves the inland trunk container transportation system. Improve the transport efficiency of container freight network. At the same time. The characteristics of multiple dispatching objects and the axle-spoke type of the branch network increase the difficulty of dispatching the container branch transportation. In order to fill the blank of the theory of industry scheduling in the theory of swing and hang transportation in our country. To promote the healthy and stable development of China's container transport industry, from the theoretical level to the optimization of transport organizations to carry out in-depth research, with scientific theory to guide practice, service practice. It has become an important issue to be solved at present. Firstly, this paper expounds the concept of "swing and hang transport". Organization model and development status at home and abroad. Then based on the industry practices and in the analysis of the actual container transport operation premise. In this paper, the vehicle scheduling model of shaft-spoke network with non-empty container sharing container is established, which takes the shortest transportation path as the target. A three-stage heuristic algorithm is developed to solve the problem. After further analysis of the optimization space, the empty container sharing operation mode of the axle and spoke network container swing and hang transportation is put forward. The corresponding vehicle scheduling problem is modeled and solved. The validity of the algorithm is verified by a series of simulation examples and sensitivity analysis to the key parameters. By comparing the two operation modes, it is proved that the empty box sharing operation mode has obvious advantages over the non-empty box sharing operation mode.
【學位授予單位】:大連海事大學
【學位級別】:碩士
【學位授予年份】:2015
【分類號】:U492.312
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