Results 21 to 30 of about 440 (192)

451 Noise and Vibration Analysis of Elevator Hoisting Machine

open access: bronzeThe Proceedings of the Dynamics & Design Conference, 2008
Ryo KAWASAKI   +4 more
openaire   +3 more sources

The Mine Shaft Energy Storage System—Implementation Threats and Opportunities

open access: yesEnergies, 2023
For several years, research work has been carried out on energy storage that uses changes in the potential energy of masses being lifted or lowered. The energy of such a solution depends on the mass to be transported and the height to which the weight ...
Tomasz Siostrzonek
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

Improving the efficiency of the roller screen with circular disks

open access: yesMATEC Web of Conferences, 2018
The design, operation and technical characteristics of the roller screen test bench with movable aprons are described. The results of studies of gravel screening on a roller device with circular disks are presented.
Kondratiev Alexander   +3 more
doaj   +1 more source

ANALYSIS OF ACCIDENTS AND INJURIES IN THE OPERATION OF HOISTING MACHINERY IN RUSSIA

open access: yesБезопасность техногенных и природных систем, 2018
The article deals with the issues of injuries and accidents in the operation of hoisting machinery in Russia. The paper provides the statistics on accidents and fatal injuries on hoisting devices,as well as data on the accident rate of hoisting machines (
Yu. I. Bulygin   +3 more
doaj   +1 more source

Use of artificial neural networks for solving the problem of residual resource estimation of hoisting cranes [PDF]

open access: yesE3S Web of Conferences
The work is devoted to the problems of practical application of artificial neural networks (ANN) for estimation of residual resource of hoisting machines on the example of estimation of residual resource of bridge-type cranes.
Khvan Roman
doaj   +1 more source

Modernization of Control Systems of Electric Drives of Mine Lifting Machines

open access: yesE3S Web of Conferences, 2018
The article shows the peculiarity of the system of technological automation of the newest Simatic S7-1500 PLCs, for electric drives of hoisting transport machines, the analysis of control systems for electric drives of operating mine hoisting machines of
Eshmurodov Ziyodullo, Holboiv Folib
doaj   +1 more source

PENGGUNAAN SOLAR SELL PADA POMPA AIR DC 12 V SUBMERSIBLE 280 W UNTUK SUMUR BOR 30 M

open access: yesEdusaintek, 2022
Drilling wells are a way of extracting groundwater by sticking pipes into the ground to a certain depth. The purpose of this study is to analyze the energy performance of solar cells to operate water pumping machines in drilled wells, with the results ...
Sariman Sariman, M. Fauzan Deyhan
doaj   +1 more source

Strengthening elements of steel structures for controlling fatigue fracture

open access: yesMetalurgija, 2021
The article deals with the issues of reliable operation of steel structures of mine hoisting machines. It is proposed to strengthen the “weak points” of the braking device beam structure, which will further prevent the formation and growth of cracks in ...
P. A. Kropachev   +2 more
doaj  

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