Results 21 to 30 of about 17,378,713 (296)

Experimentally based numerical models and numerical simulation with parameter identification of human lumbar FSUs in traction [PDF]

open access: yes, 2004
Numerical simulation of the behaviour of human lumbar spine segments, moreover, parameter-identification of the component organs of human lumbar FSUs are presented in traction therapies, by using FEM analysis. First, a simple 2D model, than a refined 2D
Tornyos, A., Kurutzné Kovács, Márta
core   +1 more source

Study of the anomaly detection on rail by a tachometer generator of a train

open access: yesNihon Kikai Gakkai ronbunshu
Most rolling stocks in Japan have tachometer generators on their axle ends. The only function of the tachometer generator is measuring rotational speed of the axle based on the frequency of the output signal.
Gaku YOSHIKAWA
doaj   +1 more source

Application of permanent magnet synchronous direct-drive traction system on Xuzhou metro line 1

open access: yes机车电传动, 2022
Metro trains have the advantages of high starting acceleration, high operating speed, punctuality and large carrying capacity, but energy consumption is also an important issue that needs close attention in metro operation.
ZENG Yun   +3 more
doaj  

Performance evaluation of the hydrogen-powered prototype locomotive ‘Hydrogen Pioneer’ [PDF]

open access: yes, 2014
The narrow-gauge locomotive ‘Hydrogen Pioneer’, which was developed and constructed at the University of Birmingham, was employed to establish the performance of a hydrogen-hybrid railway traction vehicle.
Roberts, Clive; id_orcid   +5 more
core   +1 more source

Electric power accumulators in system of supplying railways with traction energy by direct current

open access: yesMATEC Web of Conferences, 2018
The article describes core criteria, which define efficient application of energy accumulators in railway traction power supply system. Installation points for energy accumulators in electric power system of train electric drivers, where application is ...
Rebrov Ilya   +3 more
doaj   +1 more source

Passive Filter Design for Power Supply Systems with Traction Loads [PDF]

open access: yesE3S Web of Conferences, 2020
The purpose of the investigation is to analyze resonant modes in electric power systems that feed the traction load, to study the mutual influence of the traction network and the external power supply system.
Dovgun Valery   +3 more
doaj   +1 more source

Motor-traction Contracts system

open access: yesIzvestiya of Saratov University. Economics. Management. Law, 2008
In the article problems of the market relations influence on the forming of the motor-traction contracts system are analyzed. In the work it is concluded, that the majority of contracts, connected with freight, supplement each other and make interconnected system of contracts.
openaire   +1 more source

Priority-Based DC-Link Voltage Control for Railway Traction Chains With Onboard Energy Storage

open access: yesIEEE Open Journal of Industry Applications
Due to the rapid development of power electronics and energy storage technologies, the trend toward electrified railway systems with onboard energy storage systems (OESS) is being followed by main train manufactures.
Saad Ahmad   +6 more
doaj   +1 more source

Calculation methodology of current distribution in traction networks of AC current

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2017
Several publications have been devoted to the development of traction power supply for alternating current [1, 2]. They set the task of considering the resistance of the external power supply system and power traction transformers when calculating the ...
A. B. Kosarev, B. I. Kosarev
doaj   +1 more source

Propagation of Disturbances Generated by DC Electric Traction

open access: yesEnergies, 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
doaj   +1 more source

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