Results 61 to 70 of about 148,165 (252)

Predictive Extended State Observer-Based Active Disturbance Rejection Control for Systems with Time Delay

open access: yesMachines, 2023
The latest research on disturbance rejection mechanisms has shown active disturbance rejection control (ADRC) to be an effective controller for uncertainties and nonlinear dynamics em-bedded in systems to be controlled.
Syeda Nadiah Fatima Nahri   +2 more
semanticscholar   +1 more source

Active narrowband disturbance rejection on an ultra quiet platform [PDF]

open access: yes, 1999
Vibration isolation on spacecraft is needed for imaging sensors, microgravity experiments, and other sensitive payloads. The preferred method thus far has been passive isolation because of its simplicity and low cost.
Edwards, Stephen G.
core  

Closed-Loop Control of a Piezo-Fluidic Amplifier

open access: yes, 2020
Fluidic valves based on the Coand\u{a} effect are increasingly being considered for use in aerodynamic flow control applications. A limiting factor is their variation in switching time, which often precludes their use.
Bacic, Marko, Nicholls, Chris
core   +1 more source

Robust tracking control of flexible manipulators using hybrid backstepping/nonlinear reduced-order active disturbance rejection control.

open access: yesISA transactions
This study presents a novel hybrid control strategy for single-link flexible-joint robot manipulators, addressing inherent uncertainties and nonlinear dynamics.
Mohammed Ali, Hossein Mirinejad
semanticscholar   +1 more source

Gearshift performance improvement for an electromagnetic gearshift system based on optimized active disturbance rejection control method

open access: yesAdvances in Mechanical Engineering, 2019
Electric automated manual transmission usually adopts direct current motors and intermediate gearings to accomplish gear change. The structure can be simplified further to achieve better dynamic response and mechanical efficiency. A new type of gearshift
Shusen Lin, Bo Li, Weidong Jiao
doaj   +1 more source

A comparative study of applying active-set and interior point methods in MPC for controlling nonlinear pH process [PDF]

open access: yes, 2014
A comparative study of Model Predictive Control (MPC) using active-set method and interior point methods is proposed as a control technique for highly non-linear pH process. The process is a strong acid-strong base system.
Chia, Yaw Kwan, S., Syafiie
core   +1 more source

Fault Tolerant Control of a Quadrotor Unmanned Aerial Vehicle Based on Active Disturbance Rejection Control and Two-Stage Kalman Filter

open access: yesIEEE Access, 2023
This paper addresses the fault tolerant control problem of a quadrotor unmanned aerial vehicle (UAV) with the actuator loss-of-effectiveness fault and measurement noise.
Yusheng Du   +4 more
semanticscholar   +1 more source

Active Disturbance Rejection Control of a Coupled-Tank System

open access: yesJournal of Engineering, 2018
In process industries, liquid is pumped and stored in interacting coupled tanks. The liquid level in these tanks must be accurately controlled. This study aims to investigate the performance of the active disturbance rejection control method in ...
Fayiz Abukhadra
doaj   +1 more source

Active Disturbance Rejection Control for Wind Turbine Fatigue Load

open access: yesEnergies, 2022
With the participation of wind power in grid frequency modulation, the fatigue load of the wind turbine increases accordingly. A new control method that considers both fatigue load and output power of wind turbine (WT) is proposed in this paper. A linear
Xingkang Jin   +3 more
doaj   +1 more source

Active disturbance rejection control of pressurized water reactor

open access: yesAnnals of Nuclear Energy, 2023
Control design for pressurized water reactor (PWR) is difficult due to associated non-linearity, modelling uncertainties and time-varying system parameters. Extended state observer (ESO) based active disturbance rejection control (ADRC) presents a simple
S. Ahmad   +3 more
semanticscholar   +1 more source

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