Results 31 to 40 of about 86 (83)

Study of the Dynamic Properties of the Miniature Electro-Hydrostatic Actuator

Machines
The electro-hydrostatic actuator (EHA) is a new type of high-performance servo actuator that originated in the field of aerospace, and it is gradually becoming a common basic component for various types of large equipment.
Yiqiang An, Jiazhe Mao, Chengwei Tong, Xiaoyun Zhou, Jian Ruan, Sheng Li   +5 more
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Optimization of EHA sliding mode controller based on spider wasp algorithm

Zhongguo Jianchuan Yanjiu
ObjectiveThis paper proposes using the Spider Wasp Optimization (SWO) algorithm to achieve precise position control of an electro-hydrostatic actuator (EHA) while reducing the parameter tuning difficulty of the EHA sliding mode controller and improving ...
Weibo LI, Hao ZHANG, Chenghu XU, Maojie ZHANG, Hualiang FANG   +4 more
doaj   +1 more source

车辆电动静液压主动悬架系统的设计与试验研究

Jixie chuandong, 2009
A active suspension system with EHA（Electro-Hydrostatic Actuator） is developed to improve the ride comfort performance using a fuzzy PID control scheme,which makes the control system more intelligent.The performance of the controller can be improved by ...
寇发荣
doaj  

A Qualitative and Quantitative Functional Modelling Method for PHM System Design

Chemical Engineering Transactions, 2013
In the early stage of PHM system design, it is very important to analyse the failure modes and their effects,i.e. FMEA. A great number of model-based methods have been proposed recently; however, the analysis process might concern only qualitative or ...
L. Song, Y. Liu, Z. Hu, D. Yang, S. Zhang   +4 more
doaj   +1 more source

Analysis and Improvement of the Dynamic Characteristics of an Electro-Hydrostatic Actuator Based on a Vehicle’s Active Suspension

World Electric Vehicle Journal
This study investigates the dynamic characteristics of electro-hydrostatic actuators (EHA), which serve as the core actuating element in vehicle active suspension systems, with the aim of enhancing overall system performance. The purpose of this research
Peng Chen, Xing Chen
doaj   +1 more source

Multi-Objective Optimal Design of Electro-Hydrostatic Actuator Driving Motors for Low Temperature Rise and High Power Weight Ratio

Energies, 2018
With the rapid development of technology, motors have drawn increasing attention in aviation applications, especially in the more electrical aircraft and all electrical aircraft concepts.
Guo Hong, Tian Wei, Xiaofeng Ding, Chongwei Duan   +3 more
doaj   +1 more source

Position control of Electro hydrostatic actuator (EHA) using a modified back stepping controller [PDF]

Journal of The Korean Society for Fluid Power & Construction Equipments, 2012
D.N.C. Nam, J.I. Yoon, K.K. Ahn
openaire   +1 more source

Partial abrasion modeling and variable load characteristics analysis for high-speed load sensing electro-hydrostatic actuator pump of aircraft

Advances in Mechanical Engineering
The load-sensing electro-hydrostatic actuator (LS-EHA) allows to reduce the thermal output and enhance the dynamic characteristics of the more electric aircraft (MEA).
Cun Shi, Weiyu Wang, Shaoping Wang, Di Liu, Siyuan Zhang   +4 more
doaj   +1 more source

Research on Parameter Tuning of Electro-Hydrostatic Actuator Position Sliding Mode Controller Based on Enhanced Dynamic Sand Cat Search Optimization Algorithm

Energies
This paper proposes an Enhanced Dynamic Sand Cat Search Optimization algorithm (EDSCSO) designed to address the high-order nonlinearities and strong coupling issues in the parameter tuning of the position sliding mode controller for electro-hydrostatic ...
Weibo Li, Shuai Cao, Xiaoqing Deng, Junjie Chen, Hao Zhang   +4 more
doaj   +1 more source

Development and Application of Thermal hydraulic Simulation Model for Aircraft-EHA(Electro-Hydrostatic Actuator) [PDF]

Journal of the Korea Society for Simulation, 2014
Dae-Kyung Noh, Young-Whan Yoon, Dae-Hyun Kim, Sang-Seok Kim, Sang-Beom Kim, Sang-Joon Park, Kwan-Ho Choi, Joo-Sup Jang   +7 more
openaire   +1 more source