Backstepping control of electro-hydraulic system based on extended-state-observer with plant dynamics largely unknown

Q Guo, Y Zhang, BG Celler… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
In this paper, an output position feedback control of the electro-hydraulic system (EHS) is
proposed based on an extended-state-observer (ESO) with backstepping. On the basis of …

Parametric adaptive control of single-rod electrohydraulic system with block-strict-feedback model

Q Guo, Z Zuo, Z Ding - Automatica, 2020 - Elsevier
To address the universal single-rod electrohydraulic system (EHS), a block-strict-feedback
model is constructed for the position control loop design. Different from the previous strict …

Robust H∞ positional control of 2-DOF robotic arm driven by electro-hydraulic servo system

Q Guo, T Yu, D Jiang - Isa Transactions, 2015 - Elsevier
In this paper an H∞ positional feedback controller is developed to improve the robust
performance under structural and parametric uncertainty disturbance in electro-hydraulic …

Saturated adaptive control of an electrohydraulic actuator with parametric uncertainty and load disturbance

Q Guo, J Yin, T Yu, D Jiang - IEEE Transactions on Industrial …, 2017 - ieeexplore.ieee.org
In this paper, a saturated adaptive control of an electrohydraulic actuator is proposed to
drive the joint motion of a two-degree-of-freedom robotic arm. Due to the largely unknown …

Robust disturbance rejection for uncertain linear system with time-varying exo-system: A disturbance observer approach

H Kim, G Park, H Shim - Automatica, 2025 - Elsevier
This paper addresses the problem of completely eliminating modeled disturbance that
enters linear minimum-phase systems having parametric uncertainty and is generated by a …

State-constrained control of single-rod electrohydraulic actuator with parametric uncertainty and load disturbance

Q Guo, Y Zhang, BG Celler… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
The suppression of disturbances under parametric uncertainties is one of the most common
control problems in electrohydraulic systems, as both disturbances and uncertainties often …

Finite-time convergent control of electrohydraulic velocity servo system under uncertain parameter and external load

Q Guo, Q Wang, X Li - IEEE Transactions on Industrial …, 2018 - ieeexplore.ieee.org
The disturbances suppression is one common control problem in electrohydraulic systems
(EHSs) since both unknown external load and hydraulic parametric uncertainty often …

High‐gain observer‐based output feedback control of single‐rod electro‐hydraulic actuator

Q Guo, T Yu, D Jiang - IET Control Theory & Applications, 2015 - Wiley Online Library
In this study, a non‐linear backstepping control method based on a high‐gain observer
design is presented for a single‐rod electro‐hydraulic actuator, which is not a strict feedback …

Real-time electro-hydraulic hybrid system for structural testing subjected to vibration and force loading

G Shen, ZC Zhu, X Li, Y Tang, DD Hou, WX Teng - Mechatronics, 2016 - Elsevier
Real-time electro-hydraulic hybrid system (REHS) with shaking table and force loading
simulator is an essential experimental facility for evaluating structural performance subjected …

Coupled-disturbance-observer-based position tracking control for a cascade electro-hydraulic system

Q Guo, J Yin, T Yu, D Jiang - ISA transactions, 2017 - Elsevier
The disturbance suppression is one of the most common control problems in electro-
hydraulic systems. especially largely an unknown disturbance often obviously degrades the …