Results 31 to 40 of about 1,549,833 (399)

MODELING OF THE WORKING ENERGY-SAVING PROCESSES OF THE HYDRAULIC DRIVE OF THE LIFTING MECHANISM OF A FORESTRY MANIPULATOR

open access: yesForestry Engineering Journal, 2022
At present Russia has adopted a course towards the creation of competitive machinery and equipment. This also applies to mobile manipulator-type forestry machines.
S. Glushkov   +5 more
semanticscholar   +1 more source

Thermo-Hydraulic Modelling and Experimental Validation of an Electro-Hydraulic Compact Drive [PDF]

open access: yesEnergies, 2021
Electro-hydraulic compact drives (ECDs) are an emerging technology for linear actuation in a wide range of applications. Especially within the low power range of 5–10 kW, the plug-and-play capability, good energy efficiency and small space requirements of ECDs render this technology a promising alternative to replace conventional valve-controlled ...
Søren Ketelsen   +5 more
openaire   +4 more sources

MODELLING OF WORKING PROCESS OF EQUIPMENT WITH HYDRAULIC DRIVE FOR SEPARATION OF DAMP DISPERSIVE MATERIALS

open access: yesENGINEERING, ENERGY, TRANSPORT AIC, 2022
A task of introduction of separation processes of damp dispersive materials are very actual for food and processing industry of Ukraine and other countries, because its solution will allow to resolve by most effective way a problem of utilization of such
I. Sevostianov, Yaroslav Ivanchuck
semanticscholar   +1 more source

Review of Recent Advances in the Drive Method of Hydraulic Control Valve

open access: yesProcesses, 2023
Hydraulic control valves are widely used in industrial production, agricultural equipment, construction machinery, and other large power equipment for controlling the pressure and flow of fluids in hydraulic systems.
Yanchao Li   +4 more
semanticscholar   +1 more source

Research on high-pressure hose with repairing fitting and influence on energy parameter of the hydraulic drive

open access: yesEksploatacja i Niezawodnosc - Maintenance and Reliability, 2021
Reliability and maintenance analysis of transport machines hydraulic drives, basically focused to power units: pumps, cylinders etc., without taking in to account junction elements.
M. Karpenko   +2 more
semanticscholar   +1 more source

Minimization of Degradation of Rheological and Tribological Properties of Hydraulic Fluids in Forced Modes

open access: yesМеханика машин, механизмов и материалов, 2023
During operation of the drive, the working fluid is exposed to various physical factors of operational and functional nature. At the same time, fluids lose their properties, degrade. This leads to a decrease in productivity and an increase in wear of the
Andrey V. Puzanov, Sergey A. Kurdubanov
doaj   +1 more source

Improving the efficiency of manipulator-type machines with an improved hydraulic drive

open access: yesIOP Conference Series: Earth and Environment, 2021
The article considers the possibility of increasing the efficiency of manipulator-type machines when harvesting wood by increasing the productivity, energy efficiency and reliability of the hydraulic equipment used.
I. Chetverikova, P. Popikov, S. Glushkov
semanticscholar   +1 more source

Determination of Nominal Dimensions and Permissible Variations in Dimensions of Critical Parts of Foreign Machinery Units

open access: yesИнженерные технологии и системы, 2022
Introduction. Developing and adapting domestic technologies aimed at the maintenance and repair of foreign equipment is impossible without design documentation.
Pavel A. Ionov   +4 more
doaj   +1 more source

MATHEMATICAL MODELING OF THE HYDRAULIC DRIVE OF THE SECTIONS OF A WIDE-COLLECTING CULTIVATOR WITH SEQUENTIAL ACTIVATION OF HYDRAULIC CYLINDERS

open access: yesENGINEERING, ENERGY, TRANSPORT AIC, 2021
The publication discusses the issues of mathematical modeling of dynamic processes occurring in a complex hydromechanical system of the hydraulic drive of the wide-cut cultivator sections with consistent wear of the hydraulic cylinders.
S. Shargorodskiy   +2 more
semanticscholar   +1 more source

Mathematical modelling of the hydromechanical drive of the test bench for plunger hydraulic cylinders with energy recovery

open access: yesE3S Web of Conferences, 2023
Reliability is a significant parameter of machines, mechanisms, drives, technological equipment and its component parts, including hydraulic motors. Reliability is checked and confirmed by carrying out resource tests, the results of which reveal the ...
A. Rybak   +7 more
semanticscholar   +1 more source

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