Results 61 to 70 of about 283 (166)

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

Smart bistable coordination complexes

Smart Molecules, Volume 2, Issue 2, June 2024.
Smart bistable complexes play a vital role in various applications such as sensors, data storage, spintronics, smart windows, optical switches, information encryption and decryption, displays, actuators, and so on. In this review, we summarize smart bistable complexes in terms of external stimulus approach and discuss their design guidelines ...
Xiong Xiao, Zong‐Ju Chen, Russell J. Varley, Cheng‐Hui Li   +3 more
wiley   +1 more source

Degradation Identification of an EHA Piston Pump by Analysis of Load-Holding States

Fluids
In pursuit of advancing the development of more electric aircraft, the present research explores the forefront capabilities of electro-hydrostatic actuators (EHAs) as potential replacements for conventional hydraulic flight control systems.
Yannick Duensing, Amos Merkel, Katharina Schmitz   +2 more
doaj   +1 more source

Optimal energy-saving controller design for an electro-hydrostatic actuator integrated into a wheel loader

Advances in Mechanical Engineering
Electrifying non-road mobile machinery is vital for reducing emissions and improving energy efficiency. Replacing conventional hydraulic systems with electro-hydrostatic actuators is a key step in this transition.
Baoyan Hu, Jian Fu, Yandu Fan, Zheng Fu
doaj   +1 more source

Development of a Digital Twin Driven by a Deep Learning Model for Fault Diagnosis of Electro-Hydrostatic Actuators

Mathematics
The first quarter of the 21st century has witnessed many technological innovations in various sectors. Likewise, the COVID-19 pandemic triggered the acceleration of digital transformation in organizations driven by artificial intelligence and ...
Roman Rodriguez-Aguilar, Jose-Antonio Marmolejo-Saucedo, Utku Köse   +2 more
doaj   +1 more source

A Machine Learning Model of Electro-Hydrostatic Actuators With the Low-Data Limit and Its Application to Fault Detection

IEEE Access
This paper presents a novel approach for modeling the dynamics of electro-hydrostatic actuators (EHAs) using the sparse identification of nonlinear dynamics (SINDy) algorithm. SINDy is a machine learning algorithm that identifies governing equations from
Soleiman Hosseinpour, Witold Kinsner, Nariman Sepehri   +2 more
doaj   +1 more source

An Integrated Strategy for Interpretable Fault Diagnosis of UAV EHA DC Drive Circuits Under Early Fault and Imbalanced Data Conditions

Drones
Faults in the DC drive circuit of UAV electro-hydrostatic actuators directly affect the flight safety of a UAV. An integrated learning and Bayesian network-based fault diagnosis strategy is proposed to address the problems of early fault diagnosis, poor ...
Yang Li, Zhen Jia, Jie Liu, Kai Wang, Peng Zhao, Xin Liu, Zhenbao Liu   +6 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

Optimization of EHA Hydraulic Cylinder Buffer Design Using Enhanced SBO–BP Neural Network and NSGA-II

Mathematics
In order to solve a certain type of Electro-Hydrostatic Actuators (EHA) hydraulic cylinder small cavity buffer end impact problem, based on AMESim to establish a hydraulic cylinder small cavity buffer machine–hydraulic joint simulation model. First, four
Shuai Cao, Weibo Li, Kangzheng Huang, Xiaoqing Deng, Rentai Li   +4 more
doaj   +1 more source

Review and Proposal for a Classification System of Soft Robots Inspired by Animal Morphology. [PDF]

Biomimetics (Basel), 2023
López-González A, Tejada JC, López-Romero J.   +2 more
europepmc   +1 more source