Results 31 to 40 of about 6,367 (300)

Effect of transient processes on the switching stability of dc machines

open access: yesMATEC Web of Conferences, 2018
Effective use of fuel and energy resources is one of the main tasks in modern industry and transport. The main directions of increasing the energy efficiency of the electric rolling stock of railways are considered in the paper.
Kharlamov Viktor   +2 more
doaj   +1 more source

Increasing reliability of traction electric motors of diesel locomotives taking into account thermophysical parameters of insulation and armature winding conductors

open access: yesВестник Научно-исследовательского института железнодорожного транспорта, 2022
Introduction. The issue of ensuring the operable state of the DC traction motor is relevant due to its large-scale use on diesel locomotives, including modern powerful motors, operating on lines with increased train masses. At present, a rather difficult
V. I. Kiselev   +2 more
doaj   +1 more source

Uncertainty Analysis and Application of Temperature Rise Measurement for Traction Motor Winding in Rail Transit

open access: yesKongzhi Yu Xinxi Jishu
Temperature rise measurement is crucial for evaluating the performance of motors and ensuring their safe operation. In order to more effectively, accurately, and scientifically evaluate temperature rise measurement results for traction motors, the ...
DENG Min   +5 more
doaj   +3 more sources

Study of the asynchronous traction drive's operating modes by computer simulation. Part 1: Problem formulation and computer model [PDF]

open access: yesTransport Problems, 2015
In this paper, the problems arising from the design of electric locomotives with asynchronous traction drive (with three-phase AC induction motors) are considered as including the debugging of control algorithms.
Pavel KOLPAHCHYAN, Alexander ZARIFYAN Jr
doaj  

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

Determination of the Performance Characteristics of a Traction Battery in an Electric Vehicle

open access: yesWorld Electric Vehicle Journal
Electric vehicles are the most innovative and promising area of the automotive industry. The efficiency of a traction battery is an important factor in the performance of an electric vehicle. This paper presents a mathematical model of an electric truck,
Boris V. Malozyomov   +7 more
doaj   +1 more source

Traction Synchronous Motors with Rotor Field Winding: A Literature Review

open access: yesWorld Electric Vehicle Journal
Synchronous motors with a field winding in the rotor, known as wound-rotor synchronous motors (WRSMs) or electrically excited synchronous motors (EESMs), are claimed to be a good alternative to induction motors and even permanent-magnet synchronous ...
Vladimir Prakht   +4 more
doaj   +1 more source

METHODOLOGY OF DETERMINING THE PARAMETERS OF TRACTION ELECTRIC MOTOR FAILURES WHEN OPERATING TROLLEYBUSES

open access: yesNauka ta progres transportu, 2018
Purpose. The work is aimed to study the change in parameters of traction electric motors of trolleybuses during operation and improvement of the technical state control system, using modern diagnostic methods. Methodology.
Т. P. Pavlenko   +3 more
doaj   +1 more source

RESEARCH AND DEVELOPMENT OF AN ELECTRIC TRACTION DRIVE BASED ON A SWITCHED RELUCTANCE MOTOR [PDF]

open access: yesTransport Problems, 2018
In the most developed countries, intensive studies are being carried out to utilize various types of electric machines such as synchronous motors with permanent magnets and traction motors with non-traditional magnetic systems on traction electric drives.
Serhii BURIAKOVSKYI   +3 more
doaj   +1 more source

A Design Technique of Traction Motor for Efficiency Improvement Based on Multiobjective Optimization

open access: yesWorld Electric Vehicle Journal, 2021
With the increasing demand of driving range of new energy vehicle (NEV), design optimization for energy efficiency of traction motors became more important.
Shoulun Guo   +6 more
doaj   +1 more source

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