نتایج جستجو برای: railway transportation planning
تعداد نتایج: 265217 فیلتر نتایج به سال:
Now a day’s Railway systems plays a key role in transportation in the world. The demands for the trains are increasing drastically. The demand also increases the update of technology day to day. The train journey should be more secure. One of the problems in railway transportation is gate control system. Presently in railways the gate is controlled by manpower. Whenever the train arrives, that ...
Carbon pollution has become a sensitive topic across the globe in recent times. In Australia, incentive has been provided to industry in order to reduce carbon emissions in heavy polluting industries. The railway transportation system is one of the industries expected to reduce the emissions and contribute to a long term reduction strategy, although comparatively rail sector contributes much le...
Today, billions of dollars are being spent annually world wide to develop, manufacture, and operate transportation system such trains, ships, aircraft, and motor vehicles. Around 70 to 90 percent of transportation crashes are, directly or indirectly, the result of human error. In fact, with the development of technology, system reliability has increased dramatically during the past decades, whi...
Transportation systems form the backbone of economy and play an important role in society. Because of the far-reaching effects of disruptions on these systems (social, economic, national defense), they are classified as critical infrastructure systems. Reliability researches on various elements of transportation systems were carried out since the midtwentieth century. The focus was on vehicles ...
In the 1980s/90s, a number of socio-acoustic surveys and laboratory studies on railway noise effects have observed less reported disturbance/interference with sleep at the same exposure level compared with other modes of transportation. This lower grade of disturbance has received the label "railway bonus", was implemented in noise legislation in a number of European countries and was applied i...
The Qinghai-Tibet Railway is a key project during China's Tenth Five-Year Plan period. It will be the longest and most elevated railroad built on highlands in the world. The construction and transport conditions are so complicated, such as permafrost, bitter coldness, lack of oxygen and ecological fragility. Therefore advanced technical measures and methods have been used during the constructio...
In this paper, we develop a freight transportation model for railway network considering hazmat transportation issue. In the transportation system considered, different customers can request for carrying hazmat and non- hazmat boxes. It is assumed that the sequence of the trains in the network is known. The objective is assigning the non-hazmat boxes and hazmat boxes to wagons of the trains so ...
Due to its environmentally sustainable and energy-saving characteristics, railway transportation nowadays plays a fundamental role in delivering passengers and goods. Emerged in the area of transportation planning, the crew (workforce) sizing problem and the crew scheduling problem have been attached great importance by the railway industry and the scientific community. In this paper, we aim to...
Passenger flow safety detection in high-speed railway transport hub is considered in this paper. For accurately detecting the passenger flow safety, an improved watershed algorithm and a recognition algorithm are respectively proposed in sensor-based detection process. Computational experiments on sensor data from a specific Chinese high-speed railway transport hub show that the proposed algori...
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