نتایج جستجو برای: railway transportation planning
تعداد نتایج: 265217 فیلتر نتایج به سال:
The purpose of this study is to analyze the risks associated with stationary rail cars carrying hazardous materials (Hazmat) in railway stations. This study considers risk analysis of the Liquefied Petroleum Gas (LPG) storage cars queued in Sarakhs Railway Station in Iran. The congestion of LPG cars at station may lead to some incidents which can endanger people and cause damages to the propert...
The problem of control and management of railway transportation is a complex task with major outcomes in a modern society. Trains are suitable for transporting peoples and goods with a good trade-off between cost and rapidity. A railway system consists of a network of tracks, list of stations, safety devices (signals, sensors, etc) and a set of trains. Trains moves from one station to other alo...
Historically, changes in transport infrastructures have produced a progressive contraction of space, in the sense that travel times have been shortened and transport costs have been reduced. Improvement of transportation networks reduces interaction costs, increases the overall competitiveness of the system and allows for more specialization such that economies of scale and specialization benef...
Railway grade crossing is become the major headache for the transportation system. This paper describes an intelligent railway crossing control system for multiple tracks that features a controller which receives messages from incoming and outgoing trains by sensors. These messages contain detail information including the direction and identity of a train. Depending on those messages the contro...
Prioritization is an increasingly important concept for transportation system planning and programming. The resources for capital improvements to state and regional transportation systems are stagnant or declining. AT the same time, population growth, urban development patterns, and travel behaviors are increasing the demands placed on transportation systems. The number and range of interest gr...
We renewed the transportation planning and the operation control systems for the high-speed railways of the East Japan Railway (JRE) using a relational database management architecture in 2008. The JRE has five bullet train lines (SHINKANSEN). It has an information system named COSMOS to control and operate SHINKANSEN properly. The transportation planning sub-system has six function groups whic...
To accommodate future growth and economic development, various autonomous developments take place simultaneously in the Netherlands. On one hand, regional economical development focuses on spatial planning, characterized by concepts such as compact cities, transportation corridors and multifunctional use of limited space, including underground infrastructure. On the other hand, developments in ...
Railway transportation plays an important role in the economic development of Iran. National Iranian Railways includes fifteen regional railways which operate independently, but under the supervision of National Iranian Railways Company. Evaluating the efficiency of regional railways is an important issue in Iran and is one of the bases for budget and resource allocation for further developmen...
The economy of China and the travel needs of its citizens depend significantly on the continuous and reliable services provided by its railway system. However, this system is subject to frequent natural hazards, such as floods, earthquakes, and debris flow. A mechanism to assess the railway system vulnerability under these hazards and the design of effective vulnerability mitigation strategies ...
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