نتایج جستجو برای: railway transportation planning

تعداد نتایج: 265217  

2017
Jianping Wu Boliang Lin Jiaxi Wang Siqi Liu

Electric Multiple Unit (EMU) high-level maintenance planning is a typical discrete system. EMU high-level maintenance (HM) planning determines when to undergo HM or execute transportation task for train-sets, based on practical requirements such as passenger transport demand, workshop maintenance capacity, and maintenance regulations. This research constructs a time-state network that can displ...

2015
A. Di Febbraro

In recent years, some sadly famous terrorist attacks that occurred in different countries have put into evidence that railway transportation systems are not suitably protected, and not capable of tolerating and promptly reacting to them. Moreover, it is clear that such mass transportation systems are particularly attractive for terrorists, due to the potentially far-reaching, often “spectacular...

2010
Michael S Frumin Jinhua Zhao Dimitris J. Bertsimas

The broad goal of this thesis is to demonstrate the potential positive impacts of applying automatic data to the management and tactical planning of a modern urban railway. Tactical planning is taken here to mean the set of transport-specific analyses and decisions required to manage and improve a railway with time horizons measured in weeks, months, or up to a year and little or no capital inv...

Journal: :آمایش سرزمین 0
مهرانوش مفیدی دانشجو دکتری شهر سازی پردیس هنرهای زیبا دانشگاه تهران

this article is investigating the town and country planning in austria. although according to new definitions spatial planning in austria has been started during fifties and sixties of the twentieth century, the issue has been set seriously on the l?nder's agenda of planning as the main authorities since establishing austrian conference on regional planning (?rok) in 1971.the programs impl...

Journal: :J. UCS 2012
Qiang Liu Min Chen Jie Zhang Bingwen Shen Zhong Chu

In this paper, a novel network planning process of the Mobile WiMAX for Railway (WiMAX-R) network is proposed. We first analyze the factors need considered in network planning. After introducing the WiMAX-R network architecture, the WiMAX-R network planning process is presented in detail. The process comprises application analysis, capacity prediction, network parameters configuring, coverage p...

2013
Junwei Zeng Xiaoming Shao Yongsheng Qian Jinbao Luo

On the basis of study of domestic and foreign experts, according to the existing energy structure and present status of transportation industry, comparing and analyzing the energy consumption and low-carbon economy indicators of different modes of transportation, this paper put forward the thinking of constructing low-carbon comprehensive transport system, which takes railway as main and also c...

2012
Takashi Kunifuji

Recently, social environment rapidly varies and it affects the trend of social infrastructure. Railway transportation which is typical social infrastructure is also affected by this trend. To meet this situation, the railway system needs a capability for gradual and short-term extension. To realize these requirements, an autonomous decentralised software architecture is proposed and its practic...

2015
Fei Yan Rob M.P. Goverde

To satisfy the growing passenger transportation demands and improve the service quality in railway system, a more stable and robust timetable needs to be designed while considering highly utilized capacity. Acyclic timetable is extensively applied in large railway networks. In order to acquire the quality of timetable, analytical timetable stability analysis software PETER (Performance Evaluati...

Journal: :Journal of Political Economy 1894

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