Results 11 to 20 of about 69,218 (219)

SENSORS FAULT DIAGNOSIS ALGORITHM DESIGN OF A HYDRAULIC SYSTEM [PDF]

open access: yesActa Electrotechnica et Informatica, 2017
This article presents the sensors fault diagnosis system design for the hydraulic system, which is based on the group of the three fault estimation filters. These filters are used for estimation of the system states and sensors fault magnitude.
Matej ORAVEC, Anna JADLOVSKÁ
doaj   +1 more source

Study of Error Flow for Hydraulic System Simulation Models for Construction Machinery Based on the State-Space Approach

open access: yesActuators, 2023
This study presents an error flow research method for simulation models of hydraulic systems in construction machinery based on the state-space approach, aiming to ensure the reliable application of digital twin models.
Deying Su   +5 more
doaj   +1 more source

Theoretical Design of a Novel Vibration Energy Absorbing Mechanism for Cables

open access: yesApplied Sciences, 2020
A novel design of a vibration energy absorbing mechanism (VEAM) that is based on multi-physics (magnetic spring, hydraulic system, structural dynamics, etc.) for cable vibration is proposed.
Zhen Qin   +4 more
doaj   +1 more source

Research of deformation of valve throttling characteristics under gravitational influence in hydraulic systems

open access: yesBudownictwo o Zoptymalizowanym Potencjale Energetycznym, 2019
Control valve operation influences the efficiency of hydraulic systems. The deformation of the throttling characteristics in control valves by hydraulic resistances in a single-circuit regulated circuit is well studied.
Viktor Mileikovskyi
doaj   +1 more source

Optimal hydropower potential assessment in semi-arid regions

open access: yesInternational Journal of Renewable Energy Development
While hydropower is a cornerstone of global renewable energy strategies, its development in semi-arid regions remains insufficiently explored. Limited and highly variable water availability often discourages comprehensive assessments of its potential. In
Imane El Kasimi   +4 more
doaj   +1 more source

Dynamic characteristics simulation of hydraulic system of pushing mechanism under multiple factors influence

open access: yesGong-kuang zidonghua, 2016
According to working environment of hydraulic system of pushing mechanism of coal plough and convey unit, a simulation model of the hydraulic system was built in AMESim hydraulic simulation software.
WANG Yaohui
doaj   +1 more source

Simulation Study on Hydraulic System of Shallow Mud Line Christmas Tree

open access: yesShiyou jixie, 2022
In order to explore the hydraulic system performance of ST4×2-5M shallow mud line Christmas tree, the parameters, functions and principles of the 3 key parts affecting the performance of the hydraulic system were studied, and the models of gate ...
Li Huan   +4 more
doaj  

Research on the attenuation characteristics of a Helmholtz type hydraulic silencer (Influence of a volume and neck geometry on the attenuation characteristics)

open access: yesNihon Kikai Gakkai ronbunshu, 2014
The noise and vibration caused by pressure pulsation are one of detrimental problems in hydraulic systems. A Helmholtz type hydraulic silencer, which is based on the resonant phenomena of a mass-spring-damper system for its attenuate principle, is known ...
Tetsuya KURIBAYASHI   +2 more
doaj   +1 more source

Time‐ and frequency‐domain analyses of the hydraulic system using a discrete numerical scheme based on equivalent circuit modelling

open access: yesEnergy Science & Engineering, 2022
Mathematical modeling is widely used for the time‐and frequency‐domain analysis of hydraulic systems. To explore the complicated hydraulic transients of the piping system under various operating conditions, different formulations of the equivalent ...
Shuangqing Yan, Yang Zheng
doaj   +1 more source

Civil aircraft hydraulic system temperature monitoring based on atom search Kriging model method

open access: yesHangkong gongcheng jinzhan, 2023
Temperature is one of the important characteristic parameters of civil aircraft hydraulic system performance. To effectively realize the temperature monitoring of hydraulic system, the method of Kriging model based on atomic search (ASOKM) is proposed ...
FENG Yunwen   +3 more
doaj   +1 more source

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