Results 11 to 20 of about 3,471 (214)

Dual-valve parallel prediction control for an electro-hydraulic servo system [PDF]

open access: yesScience Progress, 2020
To improve the dynamic response performance of a high-flow electro-hydraulic servo system, scholars have conducted considerable research on the synchronous and time-sharing controls of multiple valves.
Shi-jie Su   +4 more
doaj   +6 more sources

A Study on the Electro-Hydraulic Coupling Characteristics of an Electro-Hydraulic Servo Pump Control System

open access: yesProcesses, 2022
Electro-hydraulic servo pump control belongs to an electro-hydraulic coupling motion control system, which involves the mutual penetration and integration of mechanical, hydraulic, electrical, control, and other disciplines, as well as the time-varying, uncertain, multisource, and multifield problems of the internal and external excitation of the ...
Guishan Yan, Gexin Chen, Chao Ai
exaly   +3 more sources

Optimized PID Controller Based on Beetle Antennae Search Algorithm for Electro-Hydraulic Position Servo Control System

open access: yesSensors, 2019
To improve the controllability of an electro-hydraulic position servo control system while simultaneously enhancing the anti-jamming ability of a PID controller, a compound PID controller that combines the beetle antennae search algorithm with PID ...
Yuqi Fan, Junpeng Shao, Guitao Sun
doaj   +4 more sources

Research on Electro-Hydraulic Servo Resonance Technology [PDF]

open access: yesSensors
In this paper, an electro-hydraulic servo resonance technology is proposed to meet the loading requirements of a high-frequency sound fatigue test for large tonnage.
Xiuguang Yang, Peng Liu, Hongwei Zhao
doaj   +3 more sources

Early Fault Symptom Diagnosis of Aircraft Electro-hydraulic Servo Valve

open access: yesHangkong gongcheng jinzhan, 2020
Electro-hydraulic servo valve is an important part of aircraft brake system, which affects the safety of aircraft landing. In order to solve the problem of frequent failure of a certain type of electro-hydraulic servo valve, a model of electro-hydraulic ...
JIN Guotao
doaj   +2 more sources

Real-Time Hybrid Test Control Research Based on Improved Electro-Hydraulic Servo Displacement Algorithm

open access: yesSensors, 2023
Real-time hybrid testing (RTH) is a test method for dynamic loading performance evaluation of structures, which is divided into digital simulation and physical testing, but the integration of the two may lead to problems such as time lag, large errors ...
Yaoyu Shen   +3 more
doaj   +2 more sources

PID–PFC control of continuous rotary electro-hydraulic servo motor applied to flight simulator

open access: yesThe Journal of Engineering, 2018
Due to the uncertainties caused by high non-linearity, friction, leakage and other external factors existing in the flight simulator with continuous rotary electro-hydraulic servo motor and the traditional control strategies discontenting with the high ...
Wang X. Jing   +4 more
doaj   +2 more sources

Modelling and LPV control of an electro-hydraulic servo system [PDF]

open access: yes2006 IEEE Conference on Computer Aided Control System Design, 2006 IEEE International Conference on Control Applications, 2006 IEEE International Symposium on Intelligent Control, 2006
This paper aims to show the modelling and control of an hydraulic servo system, targeting at frequency domain based controller design and the implementation of a LPV controller. The actual set-up consists of a mass, moved by a hydraulic cylinder and an electro-hydraulic servo valve.
Naus, G.J.L.   +4 more
openaire   +3 more sources

Sliding Mode Control Based on High Gain Observer for Electro-Hydraulic Servo System

open access: yesJournal of Electrical and Computer Engineering, 2023
The electro-hydraulic servo system is widely used in industrial automation fields for its merits of the high force to weight ratio, compact size, and fast response.
Zhenshuai Wan   +3 more
doaj   +2 more sources

A PID Control System of Electro-Hydraulic Servo Based on Feedforward Prediction

open access: yes发电技术, 2018
A PID control system based on feedforward prediction was designed according to the thought of predictive control, in view of the existing model of electro-hydraulic servo control system..
Yinlong ZHANG   +4 more
doaj   +2 more sources

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