Results 41 to 50 of about 136,368 (211)

Research on the Development Path of Urban Rail Transit Traction Power Supply System Based on Foreign Experience

open access: yesChengshi guidao jiaotong yanjiu
[Objective] In the context of the current urban rail transit towards intelligent,green and low-carbon development, upgrading the traction power supply system, the "heart" of urban rail transit, is of crucial importance for realizing the green and smart ...
HU Ji, LING Chen, SU Jingqi, LIU Shuo
doaj   +1 more source

Transient Effects at Power-Supply System of the Czech Railways from EMC Viewpoint [PDF]

open access: yes, 2007
The paper deals with the behavior of the traction power-supply system 25 kV, 50 Hz at the Czech Railways. Electrical conditions on a contact line affect electrical conditions in a feeding station.
Dolecek, R., Hlava, K.
core   +1 more source

Transformation of power generated in railways dispossession belt by solar [PDF]

open access: yes, 2015
Рассмотрена возможность размещения фотогенераторов в зоне отчуждения железной дороги. Предложена структурная и электрическая схемы системы распределенной генерации для питания электрической тяги постоянного тока.
Гончаров, Юрий Петрович   +10 more
core  

Energy-saving Operation Optimization Strategy of Urban Rail Transit Co-phase Energy Storage Power Supply System

open access: yesChengshi guidao jiaotong yanjiu
Objective As modular co-phase power supply devices are used in Guangzhou Metro Line 18,it is necessary to study the energy-saving operation optimization strategy of the co-phase energy storage power supply system in order to solve the problem of low ...
HOU Feng, WANG Shuai, SUN Zhongrui
doaj   +1 more source

Energy-Driven Computing: Rethinking the Design of Energy Harvesting Systems [PDF]

open access: yes, 2017
Energy harvesting computing has been gaining increasing traction over the past decade, fueled by technological developments and rising demand for autonomous and battery-free systems.
Al-Hashimi, Bashir B M, Merrett, Geoff V
core   +1 more source

Research on Traction Power Supply System for Shanghai Rail Transit Chongming Line

open access: yesChengshi guidao jiaotong yanjiu
[Objective] It is to address issues such as stray current corrosion and limited distance for DC traction power supply systems conventionally using rail return in urban rail transit.
Xiaofeng WANG
doaj   +1 more source

Research on uninterruptable power supply technology for auxiliary winding of electric locomotive while passing the neutral section [PDF]

open access: yesRailway Sciences
Purpose – Auxiliary power system is an indispensable part of the train; the auxiliary systems of both electric locomotives and EMUs mainly are powered by one of the two ways, which are either from auxiliary windings of traction transformers or from DC ...
Yuliang Du
doaj   +1 more source

Идентификация тока источника при регулировании напряжения звена постоянного тока преобразователя частоты в системе векторного управления [PDF]

open access: yes, 2013
The researches of transvector system with the combined formation of asynchronous machine stator voltage in the traction electric drive with supply from charge battery are received in paper, providing the exclusion of current sensor at DC-link on the ...
Мирошник, Денис Николаевич
core  

Sizing and Energy Management of a Hybrid Locomotive Based on Flywheel and Accumulators [PDF]

open access: yes, 2009
The French National Railways Company (SNCF) is interested in the design of a hybrid locomotive based on various storage devices (accumulator, flywheel, and ultracapacitor) and fed by a diesel generator.
Akli, Cossi Rockys   +4 more
core   +2 more sources

Study on self-adaptive real-time dynamic modeling approach of metro traction power supply system

open access: yes机车电传动, 2022
The varying number and location of traction substations along urban rail transit system lines, the time-varying characteristics of the DC traction power supply system network structure caused by continuous operation of trains, the DC traction network ...
TAO Yan
doaj  

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