Review and new theoretical perspectives on active disturbance rejection control for uncertain finite-dimensional and infinite-dimensional systems
The active disturbance rejection control (AD RC), first proposed by Jingqing Han in late
1980s, is a powerful control technology being able to deal with external disturbances and …
1980s, is a powerful control technology being able to deal with external disturbances and …
Global path planning and multi-objective path control for unmanned surface vehicle based on modified particle swarm optimization (PSO) algorithm
X Guo, M Ji, Z Zhao, D Wen, W Zhang - Ocean Engineering, 2020 - Elsevier
This paper investigates the novel path navigation method for an unmanned surface vehicle
(USV), which is divided into two-stage: global path planning and path control. In the first …
(USV), which is divided into two-stage: global path planning and path control. In the first …
A nonlinear extended state observer based on fractional power functions
In this paper, we investigate a nonlinear extended state observer (ESO) constructed from
piece-wise smooth functions consisted of linear and fractional power functions. This …
piece-wise smooth functions consisted of linear and fractional power functions. This …
Robust fractional order sliding mode control of doubly-fed induction generator (DFIG)-based wind turbines
S Ebrahimkhani - ISA transactions, 2016 - Elsevier
Wind power plants have nonlinear dynamics and contain many uncertainties such as
unknown nonlinear disturbances and parameter uncertainties. Thus, it is a difficult task to …
unknown nonlinear disturbances and parameter uncertainties. Thus, it is a difficult task to …
Active disturbance rejection control for uncertain time-delay nonlinear systems
M Ran, Q Wang, C Dong, L Xie - Automatica, 2020 - Elsevier
This paper addresses the problems of design and analysis of active disturbance rejection
control (ADRC) for uncertain nonlinear systems subject to input time-delay. A novel …
control (ADRC) for uncertain nonlinear systems subject to input time-delay. A novel …
Toward event-triggered extended state observer
In this note, we consider event-triggered extended state observer (ET-ESO) design for a
continuous-time nonlinear system with uncertainty and disturbance. Since the convergence …
continuous-time nonlinear system with uncertainty and disturbance. Since the convergence …
Control of nonlinear uncertain systems by extended PID
C Zhao, L Guo - IEEE Transactions on Automatic Control, 2020 - ieeexplore.ieee.org
Since the classical proportional-integral-derivative (PID) controller is the most widely and
successfully used ones in industrial processes, it is of vital importance to investigate …
successfully used ones in industrial processes, it is of vital importance to investigate …
Active disturbance rejection control for uncertain nonaffine-in-control nonlinear systems
M Ran, Q Wang, C Dong - IEEE Transactions on Automatic …, 2016 - ieeexplore.ieee.org
In this technical note, the active disturbance rejection control (ADRC) is generalized to
uncertain nonaffine-in-control nonlinear systems. The proposed controller incorporates both …
uncertain nonaffine-in-control nonlinear systems. The proposed controller incorporates both …
Robust sliding mode control for robots driven by compliant actuators
Compliant actuators can offer many attractive features over stiff actuators in real human-
robot interaction applications, such as low output impedance, smooth force transmission …
robot interaction applications, such as low output impedance, smooth force transmission …
Enhanced extended state observer-based model-free force control for a series elastic actuator
With inherent mechanical compliance and programmable force controllability, the Series
Elastic Actuator (SEA) has been a popular choice for modern mechanical systems. It is …
Elastic Actuator (SEA) has been a popular choice for modern mechanical systems. It is …