Results 11 to 20 of about 17,599,715 (165)

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

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

A New Active Disturbance Rejection Control Tuning Method for High-Order Electro-Hydraulic Servo Systems

open access: yesActuators
In our industry, active disturbance rejection control already has been used to enhance the performance of the electro-hydraulic servo systems, despite the fact that electro-hydraulic servo systems are usually reduced to first-order and second-order ...
Junli Zhang   +3 more
doaj   +2 more sources

Adaptive Output Feedback Pressure Control for Electro-Hydraulic Servo Systems

open access: yesActuators
High-precision position control and pressure control are core performance requirements for modern electro-hydraulic actuators. While the design of controllers for high-performance position servo systems is relatively straightforward, the development of ...
Tao Han   +5 more
doaj   +2 more sources

Semi-physical real-time control of electro-hydraulic proportional position servo system based on Matlab/xPC

open access: yesThe Journal of Engineering, 2018
A set of semi-physical simulation system based on real-time working simulation platform tools (Matlab/RTW) was established for electro-hydraulic proportional position servo system in the development of missile weapons and other equipment.
Zhenxin He   +5 more
doaj   +2 more sources

Research on Feedforward Compensation Control Strategy of Electro-hydraulic Servo System for Underwater Manipulator

open access: yesKongzhi Yu Xinxi Jishu, 2020
It analyzed an electro-hydraulic servo system of typical high-performance underwater manipulator and established mathematical models of the electro-hydraulic servo system when taking Titan-4 7-function manipulator of Schilling company as an example ...
WANG Hongfei   +3 more
doaj   +2 more sources

Finite-Time Output Feedback Control for Electro-Hydraulic Servo Systems with Parameter Adaptation

open access: yesMachines, 2021
Measurement noise, parametric uncertainties, and external disturbances broadly exist in electro-hydraulic servo systems, which terribly deteriorate the system control performance. To figure out this problem, a novel finite-time output feedback controller
Luyue Yin   +3 more
doaj   +1 more source

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