Results 141 to 150 of about 349 (175)
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Modeling and Key Technologies Study of Three-Stage Electro-Hydraulic Servo Valve
2009 International Asia Conference on Informatics in Control, Automation and Robotics, 2009The modeling and study of three-stage electro-hydraulic servo valve are presented in this paper. According to its construction and principle, its model is built. The results of simulation and experimental test are consistent, which proves the validity of the model. Based on the study of the model, the performances of three-stage electro-hydraulic servo
Xiaochu Liu +4 more
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The Design of Comprehensive CAT Test Rig for Electro-Hydraulic Servo Valve
Applied Mechanics and Materials, 2013By comparing the limitation of traditional test rig for electro-hydraulic servo valve and the advantages of CAT test rig for electro-hydraulic servo valve, this paper demonstrates an overall CAT test rig design including hydraulic system design and test software design.
Shuai Feng, An Bin Xu, Dong Li
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Tuning of Fractional-Order PID Controller for Electro-Hydraulic Servo Valve System
2019 International Conference on Information and Communications Technology (ICOIACT), 2019Last few years, some researchers have researched Fractional Order PID (FOPID) controllers that produce better system responses than conventional PID. In this paper, look for new parameter values of fractional-order PID in the electro-hydraulic servo valve system and observe system response performance.
Anggara Truna Negara +2 more
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Application of immune neural network for electro-hydraulic servo valve fault diagnosis
2008 International Conference on Machine Learning and Cybernetics, 2008Using the biological immunology principle unifies the neural network and the immunity algorithm to form the immunity neural network, which is applied to electro-hydraulic servo valve breakdown diagnosis. The result indicated that, the immunity neural network can identify many kinds of failures pattern recognition accurately by the smaller network scale,
null Lian-Dong Fu +4 more
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An Adaptive Optimal Control Algorithm for Jet Pipe Electro-hydraulic Servo Valve
2019 Chinese Control Conference (CCC), 2019In this paper, an adaptive optimal controller design method is proposed for the jet pipe electro-hydraulic servo valve. By establishing the dynamic model of the electro-hydraulic servo valve, the state variables and control variables are selected and transformed into the solution of the optimal control problem.
Xiaochuang Liu +3 more
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Multi-Axle Electro-Hydraulic Control Steering System Based on Servo Solenoid Valve
Applied Mechanics and Materials, 2012The turning load resistance torque of large wheeled vehicles is very big and these vehicles are all the multi-axle vehicles. It is important to select the suitable steering system. In the multi-axle vehicle steering system, EHPS is the most appreciate driving mode in all of them including MS, HPS, EHPS, EPS, etc.
Heng Du +3 more
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2009 International Conference on Intelligent Human-Machine Systems and Cybernetics, 2009
The superfluous force seriously affects the dynamic load precision of the electro-hydraulic load simulator. Aiming at this question, the work principle of the electro-hydraulic load simulator was analyzed, and the bond graph models of the flow servo valve, hydraulic cylinder and load were established.
Jian-ying Li +4 more
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The superfluous force seriously affects the dynamic load precision of the electro-hydraulic load simulator. Aiming at this question, the work principle of the electro-hydraulic load simulator was analyzed, and the bond graph models of the flow servo valve, hydraulic cylinder and load were established.
Jian-ying Li +4 more
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Advancements and Patent Trends in Deflector Jet Tube Electro-Hydraulic Servo Valves
Recent Patents on EngineeringDeflector plate jet servo valves are mostly used in high-temperature and high-pressure situations, and are widely used in both military and industrial applications. The deflector plate servo valve does not need a winding oil supply pipe, which overcomes the vibration that may occur in the structure.
Jianying LI +3 more
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Fault Diagnosis of Electro-Hydraulic Servo Valve Based on Multilayer Perceptron
2022 5th World Conference on Mechanical Engineering and Intelligent Manufacturing (WCMEIM), 2022Erchuan Su, Xiaojun Guo
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Analysis and simulation of typical faults of electro-hydraulic proportional servo valve
IET Conference Proceedings, 2022R. Zhang +4 more
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