Extended High Gain Observer-Based Sliding Mode Control for an Electro-hydraulic System with a Variant Payload
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Precision Engineering and Manufacturing"
DOI: 10.1007/s12541-019-00256-0
Abstract: This paper presents a robust control regarding position control of an electro-hydraulic rotary actuator (EHRA) system under the presence of the lumped uncertainties such as the variant payload, the unknown friction, and the uncertain parameters.… read more here.
Keywords: electro hydraulic; sliding mode; system; control electro ... See more keywords
Power control strategy and performance evaluation of a novel electro-hydraulic energy-saving system
Sign Up to like & getrecommendations! Published in 2019 at "Applied Energy"
DOI: 10.1016/j.apenergy.2018.10.066
Abstract: Energy recovery and regeneration comprise an effective way to improve hydraulic excavator fuel economy. This paper proposes a novel electro-hydraulic energy-saving system to integrate recovery and regeneration devices. The working conditions of excavators and system… read more here.
Keywords: system; electro hydraulic; novel electro; energy saving ... See more keywords
Coordinated control strategy of electro-hydraulic braking for energy regeneration
Sign Up to like & getrecommendations! Published in 2020 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2020.104324
Abstract: Abstract This paper presents a coordinated control strategy of electro-hydraulic braking for distributed electric vehicles. To meet braking regulations requirements in conjunction with the characteristic of the in-wheel motor and power battery, the feasible region… read more here.
Keywords: hydraulic braking; strategy; electro hydraulic; energy regeneration ... See more keywords
A high-efficient solution for electro-hydraulic actuators with energy regeneration capability
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.119291
Abstract: Abstract This paper proposes a cost-effective, robustly practical solution for a high-efficient electro-hydraulic actuator (EHA) for linear drives. The solution addresses the challenges of high costs and limited efficiency that limit the application of EHA… read more here.
Keywords: electro hydraulic; high efficient; energy; solution ... See more keywords
Multi‐objective optimisation of electro–hydraulic braking system based on MOEA/D algorithm
Sign Up to like & getrecommendations! Published in 2018 at "IET Intelligent Transport Systems"
DOI: 10.1049/iet-its.2018.5090
Abstract: The electro-hydraulic composite braking system of the electric vehicle can effectively collect the wasted energy by the regenerative braking to improve the endurance mileage. In this study, according to the characteristic of the electro-hydraulic composite… read more here.
Keywords: electro hydraulic; system; energy; braking system ... See more keywords
A fault diagnosis method for an electro-hydraulic directional valve based on intrinsic mode functions and weighted densely connected convolutional networks
Sign Up to like & getrecommendations! Published in 2021 at "Measurement Science and Technology"
DOI: 10.1088/1361-6501/abfad2
Abstract: Wear caused by contaminated oil or frequent reciprocating of the spool is the chief source of internal leakage in electro-hydraulic directional valves. It is difficult to detect the location and extent of the internal wear… read more here.
Keywords: electro hydraulic; mode; method; hydraulic directional ... See more keywords
Mechanism of Temperature’s Acting on Electro-Hydraulic Servo Valve
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Access"
DOI: 10.1109/access.2019.2922135
Abstract: To understand temperature’s influence on the electro hydraulic servo valve, a theoretical model of describing the detailed mechanism is necessary. For a servo valve experiencing actual working conditions, the temperature variation acts on the performance… read more here.
Keywords: temperature; hydraulic servo; electro hydraulic; servo valve ... See more keywords
Nonlinear Backstepping Control of Electro-Hydraulic Brake System Based on Bond Graph Model
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.2968513
Abstract: EHB (electro-hydraulic brake system) can provide active and decoupled brake for electric intelligent vehicles. However, modelling and control of automotive electro-hydraulic brake systems are always challenging due to the complex and highly nonlinear dynamic characteristics… read more here.
Keywords: electro hydraulic; control; hydraulic brake; model ... See more keywords
Design, Mathematical Modeling and Force Control for Electro-Hydraulic Servo System With Pump-Valve Compound Drive
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Access"
DOI: 10.1109/access.2020.3012091
Abstract: Each joint of hydraulic drive legged robot adopts highly integrated electro-hydraulic servo system, and the system has two common forms, namely, valve-controlled cylinder system and pump-controlled cylinder system. The former has a large energy loss,… read more here.
Keywords: force control; system; electro hydraulic; control ... See more keywords
Fuzzy Finite Memory State Estimation for Electro-Hydraulic Active Suspension Systems
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3096184
Abstract: This paper presents a novel nonlinear estimator called the fuzzy finite memory (FFM) state estimator for electro-hydraulic active suspension systems, based on fuzzy techniques and finite impulse response. The Takagi-Sugeno fuzzy model is introduced to… read more here.
Keywords: electro hydraulic; finite memory; memory; estimator ... See more keywords
Optimal Robust Control of Electro-Hydraulic System Based on Hamilton–Jacobi–Bellman Solution With Backstepping Iteration
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Control Systems Technology"
DOI: 10.1109/tcst.2022.3174772
Abstract: There exist hydraulic parametric uncertainty and unknown external load in electro-hydraulic system (EHS), which inevitably decline the tracking performance and the stability of the closed-loop system. In this study, an optimal robust controller (ORC) is… read more here.
Keywords: optimal robust; system; hydraulic system; electro hydraulic ... See more keywords