Results 11 to 20 of about 26,699 (301)

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   +2 more sources

Electric Traction System and Technic Innovationof SDA1 AC Drive Diesel Locomotive

open access: yes机车电传动, 2013
Focused on the electric traction system of SDA1 AC drive diesel locomotive, main drive system, control system, auxiliary converter system and technic innovation were introduced systematically.
XIAO Gong-bin   +2 more
doaj   +2 more sources

Frequency analysis of vehicle drive with cable traction

open access: yesMATEC Web of Conferences, 2018
The paper outlines the basic principles of constructing frequency diagrams and specifies the features of their application for the analysis of the dynamic state of the vehicle drive with cable traction on the example of a ropeway.
Raksha Serhii   +4 more
doaj   +3 more sources

Modelling of Film Thickness and Traction in a Variable Ratio Traction Drive Rig [PDF]

open access: yesVolume 4: 9th International Power Transmission and Gearing Conference, Parts A and B, 2003
The paper describes the application of a full non-Newtonian, thermal elastohydrodynamic lubrication (EHL) model for the prediction of film thickness and viscous traction force in a special high speed rolling traction rig. The primary objective of the work was to identify a suitable lubricant rheological model that would describe the behavior of ...
Evans, Henry Peredur   +3 more
openaire   +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

CALCULATION OF TRACTION AND ENERGY CHARACTERISTICS ELECTRIC ROLLING STOCK WITH ASYNCHRONOUS TRACTION ELECTRIC DRIVE

open access: yesЗбірник наукових праць Державного університету інфраструктури та технологій: серія "Транспортні системи і технології", 2021
The issue of determining the traction and energy characteristics of electric rolling stock with asynchronous traction drive is considered. It is noted that such rolling stock can work at any point of the traction area, resulting in the need to determine ...
I. Riabov   +4 more
doaj   +1 more source

Development of Traction System for Engineering Vehicle Running on Long and Large Ramp

open access: yesKongzhi Yu Xinxi Jishu, 2022
To solve the problem of maintaining equipment on high-speed railway lines with long ramp,this paper designs an electric drive traction system for engineering vehicles suitable for long ramp,by increasing the power of the diesel engine and combining the ...
LIU Sanshuai   +3 more
doaj   +3 more sources

Effect of Retainer Materials on Efficiency of Micro- Traction-Drive Utilizing Angular Contact Ball Bearings

open access: yesTribology Online, 2006
Micro-Traction-Drive is made by modified angular contact ball bearings. It is developed for the purpose of transmitting high torque with small drive size.
Isamu Shiotsu   +3 more
doaj   +1 more source

Advances in Traction Drive Technology [PDF]

open access: yesSAE Technical Paper Series, 1983
<div class="htmlview paragraph">Traction drives are among the simplest of all speed changing mechanisms. Although they have been in industrial use for more than 50 years, their operating characteristics and performance capabilities are not widely known.
S. H. Loewenthal   +2 more
openaire   +1 more source

A Multiphase Traction/Fast-Battery-Charger Drive for Electric or Plug-in Hybrid Vehicles [PDF]

open access: yes, 2010
For Electric Vehicles (EV), the charger is one of the main technical and economical weaknesses. This paper focuses on an original electric drive [1]-[3] dedicated to the vehicle traction and configurable as a battery charger without need of additional ...
BOUCHEZ, Boris   +11 more
core   +1 more source

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