نتایج جستجو برای: electrical railway

تعداد نتایج: 208489  

2016
ZhengYu Xie Yong Qin

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...

2017
Nian Zhang Daqian Han Bo Du Jianian Zhang

By taking the super-long railway tunnel as the object of research, based on setting problems of emergency stations adopted by super-long railway tunnels, from the viewpoint of people's safe evacuation, several aspects were studied, such as the mode of evacuation and rescue by adopting emergency station, the number and interval of the cross passage, and the people's safe evacuation time under di...

2016
Hang Liu Qunzhan Li

Traction power supply equipments are the core part of the high-speed railway, so the maintenance of the power supply system is crucial for the security of the railway. Based on the research on the durable years of the traction power supply equipments, this paper puts forward the model of testing the traction power supply equipments of the reliable high speed railway. Some practical researches h...

Journal: :J. Global Optimization 2003
Peter Brucker Johann Hurink Thomas Rolfes

In the context of making timetables for railway companies the following railway carriage routing problem occurs. Given a timetable containing rail links with departure and destination times/stations and the composition of the trains, nd a routing of railway carriages such that always the needed carriages are available if a train departs. We will present a local search approach for this routing ...

Journal: :advances in railway engineering,an international journal 2013
saeed mohammadzadeh seyed ali mosayebi reza moosapoor

the vibrations produced by trains include two parts which are deterministic and random vibrations. due to variation of dynamic loads and patterns of load-time, the random vibration of moving train is one of the most important issues in the field of railway engineering. one of the important sources in producing the train vibrations is rail roughness and irregularities. in this paper, responses o...

Journal: :Gigiena i sanitariia 2001
V B Pankova V K Ivanov V S Kutovoĭ

The paper outlines the main constituents of occupational risk in railway workers, which are based on the sanitary and biomedical criteria of injury safety. Sociomedical aspects of the incidence of railway occupational diseases and injuries are discussed. A list of major occupational factors and causes that determine a high occupational risk in railway workers is given.

2014
Karoline Lukaschek Jens Baumert Natalia Erazo Karl-Heinz Ladwig

BACKGROUND The majority of fatalities on the European Union (EU) railways are suicides, representing about 60% of all railway fatalities. The aim of this study was to compare time patterns of suicidal behaviour on railway tracks in Germany between two observation periods (1995-1998 and 2005-2008) in order to investigate their stability and value in railway suicide prevention. METHODS Cases we...

2012
Slavko Vesković Vera Raičević Gordan Stojić Sanjin Milinković

Passenger rail transport market share has been drastically reduced in the last fifty years. The reforms were aimed at opening the market of railway services and development of competition in the railway sector in order to obtain the benefits of “market forces” and reduction of interventions in the railway sector. Determination of the level of reform often causes confusion and conflicting opinio...

2011
Kuei-Yang Wu

t: -The railway tourism has become a trend due to cultural heritage preservation. There have been voices calling for re-opening of the Old Mountain Line Railway. The service quality controlled by the management will have a great influence on tourists’ intention to use the railway again. Therefore, the service quality after the railway re-opening is the key issue to be considered when it comes t...

2007
Andrew Ireland

Safety should be the primary concern when building a railway network. The safety of a railway network typically depends upon the use of track-side signals in regulating the safe passage of trains. Establishing the correctness of the systems that control the track-side signals therefore plays a crucial role in ensuring the safety of the railway network. The aim of the assignment is to develop a ...

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