Results 21 to 30 of about 221,472 (260)
Energy Reports, 2022 The paper considers optimization approaches for AC and DC traction supply systems. The recent developments in the area of traction supply systems operation optimization mean the application of modern energy storage systems, renewable energy sources, and ...
Mikhail Vilberger +3 more
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Advances in Mechanical Engineering, 2018 Urban rail vehicle power supply short interruptions or prolonged paralysis situation sometimes occurs, which will cause the entire line outage. If the train through the battery to achieve emergency traction, it will be able to effectively solve the ...
Xiaoming Xu +5 more
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Propagation of Disturbances Generated by DC Electric Traction
Energies, 2022 In Poland, rail transport is powered by the electric system with the use of traction substations that supply the electric traction with DC voltage of 3 kV.
Zbigniew Olczykowski, Jacek Kozyra
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The concept of a hybrid traction power supply system [PDF]
MATEC Web of Conferences, 2019 The growing shortage of energy resources to provide heavy traffic and high-speed traffic necessitates the development of a new power supply scheme for a traction network using sources of distributed generation of electric energy. Application of asymmetric distributed traction power system with the use of distributed generation allows to increase ...
Sychenko, Viktor G. +8 more
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Energies, 2022 Transformers and circuit breakers are essential equipment in traction power supply systems. Once a fault occurs, it will affect the train’s regular operation and even threaten passengers’ personal safety. Therefore, it is essential to diagnose the faults
Zhensheng Wu +4 more
semanticscholar +1 more source
Energy conscious management for smart metro traction power supply system with 4G communication loop
Energy Reports, 2021 This paper proposes an intelligent traction power supply system for urban rail transits, employing the wireless 4G modules to establish a communication loop among the trains, the ground bidirectional converters and the top-level energy management system.
Hongbo Li +5 more
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Application of MMC-RPC in High-Speed Railway Traction Power Supply System Based on Energy Storage
Applied Sciences, 2022 In order to effectively improve the power quality and utilize railway regenerative braking energy in high-speed railway traction power supply system, this paper adopts the Modular Multilevel Converter type Railway Power Conditioner (MMC-RPC) with ...
Teng Li, Yongbin Shi
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IEEE Access, 2022 The passive filters are widely used in harmonic control of traction power supply system. However, high-speed trains have many types and frequent working conditions, which make the harmonic spectrum of train have random dynamic characteristics.
Wu. Hexiang, Zeng Liyong, Ren Qingshuo
semanticscholar +1 more source
Chengshi guidao jiaotong yanjiuObjective The structure of DC (direct current) traction power supply system for urban rail transit is complex and without any backup power supply. Once a malfunction occurs, it may directly lead to a train-stopping accident.
ZHANG Haishen
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Intellectualization of traction power supply operation control systems
Science and Transport Progress, 2010 In the article the expert management systems on the base of synthesis of heuristic and causal knowledge are offered that allows choosing the energy-saving modes and minimizing the power flow-overs and energy losses in electric-traction networks.
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