Results 21 to 30 of about 860,624 (236)

Hybrid modeling and verification of disk-stacked shock absorber valve

open access: yesAdvances in Mechanical Engineering, 2018
The mathematical model of valve deformation of hydraulic shock absorber is established using the hybrid method of large deflection and beam deflection. The model can be used for design purposes and helps in developing damping valve based on single disk ...
Jingli Xu, Jinli Chu, Hongwei Ma
doaj   +1 more source

AUTOMOTIVE SHOCK ABSORBERS’ APPLICABILITY FOR DAMPING RESONANT OSCILLATIONS IN CONSTRUCTION MACHINES

open access: yesArchitecture and Engineering, 2021
Introduction: Many vibration transport and technological machines (VTTM) such as conveyors, screens, crushers, etc. operate in a high-frequency mode, or above resonance.
Sergei Repin   +3 more
doaj   +1 more source

Review of Hydro-Pneumatic Accumulator Models for the Study of the Energy Efficiency of Hydraulic Systems

open access: yesEnergies, 2023
This review article deals with hydro-pneumatic accumulators (HPAs) charged with nitrogen. The focus is on HPA models used in the study of the energy efficiency of hydraulic systems.
Ryszard Dindorf   +2 more
doaj   +1 more source

Laboratory Research of the Controllable Hydraulic Damper

open access: yesEngineering Transactions, 2006
The main focus is on the hydraulic shock absorbers employed in vehicles, in the context of parameters associated with the damping force control for the given direction of action and with the energy dispersion.
Jarosław Konieczny   +3 more
doaj   +1 more source

Research on effect of gas-charged accumulator capacity on hydraulic regenerative shock absorber system

open access: yes, 2016
Regenerative shock absorber is able to improve the energy conservation, ride comfort and handling of vehicles by suppressing oscillatory motion due to road roughness.
Wang, Ruichen   +7 more
core   +4 more sources

Calculation of the parameters of the electromechanical shock absorber of the high-speed electric train

open access: yesЗбірник наукових праць Державного університету інфраструктури та технологій: серія "Транспортні системи і технології", 2023
The article examines the issue of the chassis system of a high-speed electric train with body inclination and a vibration recovery system. The advantages of using an electromechanical shock absorber over hydraulic, pneumatic and similar systems are ...
A. Ozulu, B. Lyubarsky
doaj  

Effects of hydraulic oil and lubricant additives on dynamic friction properties under various reciprocating sliding conditions

open access: yesFriction, 2019
The friction characteristics of a shock absorber are very complex because the reciprocating motion is not always identical. In this study a device was developed and used to analyze the dynamic friction characteristics under various reciprocating sliding ...
Shinji Kato, Shinya Sasaki
doaj   +1 more source

Active Shock Absorber Control Based on Time-Delay Neural Network

open access: yesEnergies, 2020
A controlled suspension usually consists of a high-level and a low-level controller. The purpose the high-level controller is to analyze external data on vehicle conditions and make decisions on the required value of the force on the shock absorber rod ...
Alexander Alyukov   +2 more
doaj   +1 more source

THE THEORETICAL FOUNDATIONS OF VIBRATION DAMPERS BY ROLLING FRICTION

open access: yesNauka ta progres transportu, 2015
Purpose. There are some unresolved issues in vibration damping – the lack of engineering calculations for the vibration dampers by rolling friction; the absence of evidence of their application appropriateness.
L. M. Bondarenko   +3 more
doaj   +1 more source

The influence of temperature on the damping characteristic of hydraulic shock absorbers

open access: yesEksploatacja i Niezawodność – Maintenance and Reliability, 2021
This paper presents the results of bench-tests and calculations assessing the influence of temperature on the performance of a two-pipe hydraulic shock absorber. The shock absorber prepared for the tests was cooled with dry ice to a temperature corresponding to that associated with the average winter conditions in a temperate climate.
Zdzisław Hryciów   +2 more
openaire   +1 more source

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