Results 21 to 30 of about 1,682 (163)

Determining the Quality of Electric Motors by Vibro-Diagnostic Characteristics [PDF]

open access: yesEAI Endorsed Transactions on Energy Web, 2020
Experimental studies of vibrations of asynchronous electric motors (EMs) of the electric bus traction electric drive arecarried out in the paper. The presented studies are based on generalization of the diagnostic features of vibrationcharacteristics and
Shch. Arhun   +5 more
doaj   +1 more source

Linear asynchronous traction drive in urban rail and maglev transport systems

open access: yes, 2020
The development of transport infrastructure of large cities with high population density and development should be carried out on the basis of innovative technical solutions, that allow to simplify the conditions of laying of tracks, reduce the cost of ...
V. Nikitin, Vladimir M. Strepetov
semanticscholar   +1 more source

Operational Diagnostics System for Asymmetric Emergency Modes in Traction Drives with Direct Torque Control

open access: yesApplied Sciences, 2023
This article presents an analysis of the causes behind the development of asymmetric modes in a traction drive system that features direct torque control (DTC) of a rolling stock with asynchronous traction motors.
Sergey Goolak   +4 more
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  

A METHODOLOGY TO SELECT ASYNCHRONOUS TRACTION ELECTRIC DRIVE FOR INNOVATIVE METRO ROLLING STOCK

open access: yesCollection of scientific works of the State University of Infrastructure and Technologies series "Transport Systems and Technologies", 2021
The paper deals with the justification of the need to use an asynchronous traction electric drive on the metro rolling stock. The advantages of using an asynchronous traction electric drive in comparison with a DC commutator motor drive are formulated ...
A. Sulym
semanticscholar   +1 more source

The aspect of vector control using the asynchronous traction motor in locomotives [PDF]

open access: yesTransport, 2009
The article examines curves controlling asynchronous traction motors increasingly used in locomotive electric drives the main task of which is to create a tractive effort-speed curve of an ideal locomotive Fk = f(v), including a hyperbolic area the curve
L. Liudvinavičius   +3 more
doaj   +2 more sources

Traction Drive Control System for Railway Electric Rolling Stock Based on the Application of Power Factor as an Optimization Criterion [PDF]

open access: yesProblems of the Regional Energetics
The objective of this work is to provide theoretical substantiation for the possibility of using power factor as a criterion in the development of optimized automatic control systems for AC electric rolling stock traction drives.
Goolak S.   +4 more
doaj   +1 more source

АНАЛІЗ РЕЖИМІВ РОБОТИ ЕЛЕКТРОПРИВОДА ПІДВІСНОЇ КАНАТНОЇ ДОРОГИ ПРИ ВИКОРИСТАННІ СИСТЕМИ ВЕКТОРНОГО КЕРУВАННЯ

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2021
Continuous transport systems, including rope conveyors designed to move people and goods, are subject to very strict safety and energy efficiency requirements.
М.В. Печеник   +3 more
doaj   +1 more source

Calculation Method for Determining Losses in Electric Locomotive Asynchronous Traction Motor under Changing Load

open access: yesBulletin of scientific research results, 2023
Purpose: In the work [1], an experimental study of the energy efficiency of electric locomotive asynchronous traction drive under changing load has been carried out.
A. Zarif'yan, Pavel Kolpahch'yan
semanticscholar   +1 more source

Energy Consumption Quality Indicators in Collector and Asynchronous Traction Drives of AC Electric Locomotives

open access: yesProceedings of Petersburg Transport University, 2023
Purpose: To conduct an experimental study of the indicators of electrical energy consumption quality for serially produced freight electric locomotives of alternating current 2(3)ES5K with a collector traction drive and electric locomotives 2(3)ES5S with
A. Zarif'yan, A. Evstaf'ev
semanticscholar   +1 more source

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