Results 11 to 20 of about 125,163 (314)

DEVELOPMENT OF METHODS OF CALCULATION OF TRACTION POWER SUPPLY SYSTEMS AND ENERGY SYSTEMS FEEDING THEM

open access: goldElectrical engineering & Electromechanics, 2015
Currently, the cause deterioration of quality rating of electricity on tire traction substations AC can be either how mode of operation of power systems, industrial loads so and the impact of electric traction.
I.V. Domanskyi
doaj   +3 more sources

Algorithm for the calculation of the load capacity of the equipment of reverse traction networks

open access: diamondE3S Web of Conferences
The rapid expansion of freight traffic on Russia’s Eastern polygon has necessitated significant infrastructure upgrades by JSCO "RZD". This paper presents a novel software module developed by JSC “VNIIZHT” for analyzing the load capacity of reverse traction rail network devices.
Vinnikova Elena   +3 more
openaire   +3 more sources

Inversion approach to traction calculation of tracked chassis of hoisting, construction and road machines [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2022
Tracked chassis are a common variant of the implementation of the movement mechanisms of hoisting-and-transport, construction, road machines, which has a number of advantages compared to rail-wheel, pneumatic-wheel and walking mechanisms, in particular ...
Goncharov K.A.
doaj   +1 more source

Power Flow Calculation and Conductor Temperature Change Process Analysis of Single-Line Direct Supply Traction Network

open access: yesIEEE Access, 2021
The accuracy of the power flow calculation results of a traction network is closely related to the impedance parameters of the transmission wires of the network, and such parameters change dynamically under the influence of current and geographical and ...
Lijun Sun   +5 more
doaj   +1 more source

Mathematical description of deviation mechanisms positions of track chassis in motion with variable ground resistance [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2023
Engineering methods for designing tracked mechanisms for moving mobile chassis of hoisting and transport, construction, road and other specialized machines are based on constant values of the coefficients of resistance to ground movement when choosing ...
Goncharov K.A.
doaj   +1 more source

Algorithm for calculating the rail-ground potential in heavy load conditions [PDF]

open access: yesE3S Web of Conferences, 2021
Increased freight turnover on railway transport inevitably leads to increased traction current in DC and AC traction power supply systems. The increase in traction current is already causing problems related to the normal operation of the 25 kV AC ...
Ignatenko Ivan   +3 more
doaj   +1 more source

Dynamic Traction of Deep-Sea Polymetallic Nodule Collector

open access: yesJournal of Marine Science and Engineering, 2023
The ocean is extremely rich in mineral resources. To cope with the shortage of land mineral resources, countries are focusing on the development of deep-sea mineral mining technology.
Yuheng Song   +4 more
doaj   +1 more source

Efficient Deployment of Dual Locomotives in Regional Freight Rail Transport

open access: yesEnergies, 2023
The present article focuses on the efficient deployment of dual locomotives in regional rail freight transport considering the quantification of traction energy and energy savings.
Martin Chýle, Michal Drábek
doaj   +1 more source

Improving the traction calculation of dump conveyor belts for mobile construction and road vehicles [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2023
A modification of the design method for dump belt conveyors of mobile construction and road machines is proposed, based on the introduction into its structure of refined recommendations for choosing the coefficient of resistance to the movement of the ...
Grishin A.V.
doaj   +1 more source

Impact analysis of traction loads on power grid based on probabilistic three-phases load flow

open access: yesThe Journal of Engineering, 2019
Electrified railway traction power supply system is directly powered by 110 kV or 220 kV (some 330 kV) high-voltage power grid. The uncertainty, non-linearity, and asymmetry of traction loads like the electric locomotives and electric multiple units ...
Yulong Che   +5 more
doaj   +1 more source

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