Results 31 to 40 of about 251,354 (284)

A Separation Principle on Lie Groups [PDF]

open access: yes, 2010
For linear time-invariant systems, a separation principle holds: stable observer and stable state feedback can be designed for the time-invariant system, and the combined observer and feedback will be stable.
Bonnabel, Silvere   +3 more
core   +2 more sources

Linear active disturbance rejection control of waste heat recovery systems with organic Rankine cycles [PDF]

open access: yes, 2012
In this paper, a linear active disturbance rejection controller is proposed for a waste heat recovery system using an organic Rankine cycle process, whose model is obtained by applying the system identification technique.
Fang Fang   +5 more
core   +2 more sources

Fault estimation and active fault tolerant control for linear parameter varying descriptor systems [PDF]

open access: yes, 2014
Starting with the baseline controller design, this paper proposes an integrated approach of active fault tolerant control based on proportional derivative extended state observer (PDESO) for linear parameter varying descriptor systems.
Patton, Ron J., Shi, Fengming
core   +1 more source

The Sliding Mode Control of the Drum Water Level Based on Extended State Observer

open access: yesIEEE Access, 2019
The characteristics of the drum water level system are strong disturbance, nonlinear, strong coupling and multivariable. The sliding mode control (SMC) technique has the advantages of quick response and strong robustness.
Cuiping Pu, Jie Ren, Jianbo Su
doaj   +1 more source

Improved Sliding Mode Control of Permanent Magnet Synchronous Linear Motor Based on Model-Assisted Linear Extended State Observer

open access: yesIEEE Access, 2022
Aiming at the problem that generalized disturbance such as parameter perturbation, load disturbance and unmodeled dynamics will reduce the performance of the mover speed control of the permanent magnet synchronous linear motor (PMSLM), an improved ...
Jian Lin   +4 more
doaj   +1 more source

Improving the performance of motor drive servo systems via composite nonlinear control

open access: yesCES Transactions on Electrical Machines and Systems, 2018
This paper presents a discrete-time design of robust composite nonlinear controller to achieve fast and accurate set-point tracking for motor servo systems subject to actuator saturation and disturbances.
Guoyang Cheng, Wentao Yu, Jin-gao Hu
doaj   +1 more source

Robust fault estimation and fault-tolerant control for nonlinear Markov jump systems with time-delays

open access: yesAutomatika, 2021
The problem of the robust fault estimation and robust fault-tolerant control, for a class of nonlinear time-delayed Markov jump systems (MJSs) with both actuator and sensor faults, was studied.
Xingjian Fu, Xinrui Pang
doaj   +1 more source

Design and Stability Analysis of Sliding Mode Controller for Non-Holonomic Differential Drive Mobile Robots

open access: yesMachines, 2023
This paper presents a novel extended state observer (ESO) approach for a class of plants with nonlinear dynamics. The proposed observer estimates both the state variables and the total disturbance, which includes both exogenous and endogenous disturbance.
Ahmad Taher Azar   +7 more
doaj   +1 more source

Active disturbance rejection attitude control for a hypersonic reentry vehicle with actuator saturation

open access: yesInternational Journal of Advanced Robotic Systems, 2017
In this article, nonlinear uncertainty has been investigated for a hypersonic reentry vehicle subject to actuator saturation via active disturbance rejection control technology.
Hongjiu Yang   +3 more
doaj   +1 more source

Robust predictive current control of induction motors based on linear extended state observer [PDF]

open access: yesChinese Journal of Electrical Engineering, 2021
Model predictive current control can achieve fast dynamic response and satisfactory steady-state performance for induction motor (IM) drives. However, many motor parameters are required to implement the control algorithm. Consequently, if the motor parameters used in the controller are not accurate, the performance may deteriorate. In this paper, a new
Yongchang Zhang   +4 more
openaire   +1 more source

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