Results 21 to 30 of about 532,065 (295)

Data-driven load disturbance rejection

open access: yesCoRR, 2023
Data-driven direct methods are still growing in popularity almost three decades after they were introduced. These methods use data collected from the process to identify optimal controller's parameters with little knowledge about the process itself. However, most of those works focus on the problem of reference tracking, whereas many of the problems ...
Róger W. P. da Silva, Diego Eckhard
openaire   +2 more sources

On Disturbance Rejection for a Class of Nonlinear Systems [PDF]

open access: yesComplexity, 2018
System control techniques have been developing for a long time. For advanced system requirements, sophisticated control algorithms are necessary for the nonlinear systems with uncertainties and disturbances. Disturbance attenuation or rejection control has been attracting an increasing attention from both control theory researchers and control ...
openaire   +2 more sources

Extending the TPTool MATLAB toolbox with LMI based observer and disturbance rejection design

open access: yesResults in Control and Optimization, 2023
Present paper demonstrates the extensions of MATLAB TPtool toolbox. The toolbox does not include the LMI based observer and disturbance rejection design.
A. Wéber, M. Kuczmann
doaj   +1 more source

Reset Control for Vibration Disturbance Rejection

open access: yesIFAC-PapersOnLine, 2019
The high tech industry which requires fast stable motion with nanometer precision continues to mainly use PID which is limited by fundamental linear control limitations. Floor vibrations as disturbance significantly affect performance and their rejection is particularly affected by these limitations.
Akyiiz, Erdi (author)   +2 more
openaire   +4 more sources

Passivity-based control for rocket launcher position servo system based on improved active disturbance rejection technology

open access: yesAdvances in Mechanical Engineering, 2018
In order to achieve high motion accuracy and better robustness of the rocket launcher position servo system driven by a permanent magnet synchronous motor, a passivity-based controller based on improved active disturbance rejection control is proposed in
Ronglin Wang   +3 more
doaj   +1 more source

An Improved Linear Active Disturbance Rejection Control for Compensating Unbalanced Harmonic in Microgrid

open access: yes, 2022
Aiming at the model of the three-phase four-leg (3P4L) standalone inverter connected to the nonlinear load of the single-phase rectifier bridge, an unbalanced harmonic compensation strategy is proposed.
Bai, Feifei   +5 more
core   +1 more source

Pitching axis control for a satellite camera based on a novel active disturbance rejection controller

open access: yesAdvances in Mechanical Engineering, 2017
The pitching axis of a satellite camera is controlled under the weightless environment. A novel active disturbance rejection controller is designed to eliminate the influences of the pitching axis.
Bingyou Liu   +3 more
doaj   +1 more source

Parameter Tuning Method of Active Disturbance Rejection Controller for AUVs Based on VRFT

open access: yes水下无人系统学报
Active disturbance rejection control(ADRC) is model-independent and exhibits strong robustness against disturbances, effectively addressing the uncertainties of autonomous undersea vehicle(AUV) models and complex external environments. However, parameter
Xiaodong HOU, Rui YANG, Ming LI
doaj   +1 more source

Active Disturbance Rejection Control over Superheated Steam Temperature Based on Multi-objective Particle Swarm Optimization

open access: yesZhongguo dianli, 2020
Regarding the existing issues in the control of superheated steam temperature, which are related to the control system dynamic characteristics, such as large inertia, long duration of time lag and strong nonlinearities, as well as the difficulties to set
Haiming NIU   +4 more
doaj   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

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