Results 21 to 30 of about 25,375 (264)

Time-varying disturbance observer based on regulating boundary layer thickness sliding mode control for microelectromechanical systems gyroscope

open access: yesMeasurement + Control, 2022
This paper presents a robust control methodology for a microelectromechanical systems gyroscope, which named time-varying disturbance observer based on regulating boundary layer thickness sliding mode control First, the micro electromechanical systems ...
Van Nam Giap   +2 more
doaj   +1 more source

A Guide to Design Disturbance Observer [PDF]

open access: yesJournal of Dynamic Systems, Measurement, and Control, 2013
The goal of this paper is to clarify the robustness and performance constraints in the design of control systems based on disturbance observer (DOB). Although the bandwidth constraints of a DOB have long been very well-known by experiences and observations, they have not been formulated and clearly reported yet.
Sariyildiz, Emre, Ohnishi, Kouhei
openaire   +3 more sources

Disturbance Observers [PDF]

open access: yes, 2020
Disturbance observer is an inner-loop output-feedback controller whose role is to reject external disturbances and to make the outer-loop baseline controller robust against plant's uncertainties. Therefore, the closed-loop system with the DOB approximates the nominal closed-loop by the baseline controller and the nominal plant model with no ...
openaire   +2 more sources

Consensus Disturbance Rejection With Disturbance Observers [PDF]

open access: yesIEEE Transactions on Industrial Electronics, 2015
This paper deals with consensus disturbance rejection of network-connected dynamic systems using disturbance observers. The control objective of consensus disturbance rejection is to achieve a common state trajectory for the network-connected subsystems that are under deterministic disturbances.
openaire   +2 more sources

Disturbance Observer-Based PID Control System Using DNA Strand Displacement and Its Application in Exponential Gate

open access: yesIEEE Access, 2023
Synthetic control circuits have demonstrated their effectiveness in molecular process control. However, current synthetic control circuits counteract the impact of disturbances by error signals.
Wujie Zhang, Hui Lv
doaj   +1 more source

An Adaptive Periodic-Disturbance Observer for Periodic-Disturbance Suppression [PDF]

open access: yesIEEE Transactions on Industrial Informatics, 2018
11 pages, 22 figures ...
Hisayoshi Muramatsu, Seiichiro Katsura
openaire   +2 more sources

Composite control method of DC motor based on speed feedback

open access: yesGong-kuang zidonghua, 2013
In view of problems of slow response speed and bad anti-disturbance ability existed in traditional control system of DC motor, the paper proposed a composite double-loop control method of DC motor based on disturbance observer and speed observer.
HUANG Zhi-chao   +3 more
doaj   +1 more source

Disturbance Observer-Based Frequency Regulation for Shipboard Microgrid With Communication Delay

open access: yesIEEE Access, 2023
Load frequency control of power systems is inherently a disturbance rejection issue. This paper proposes a disturbance observer-based frequency regulation approach for a shipboard microgrid system with communication delay.
Shi-Tao Ruan
doaj   +1 more source

DC Bus Voltage Control of Wind Power Inverter Based on First-Order LADRC

open access: yesIEEE Access, 2022
The wind power grid-connected inverter system has the characteristics of non-linearity, strong coupling, and susceptibility to grid voltage fluctuations and non-linear loads.
Changsheng Yuan, Xuesong Zhou, Youjie Ma
doaj   +1 more source

Observer-Based Bounded Control for Discrete Time-Delay Uncertain Nonlinear Systems

open access: yesDiscrete Dynamics in Nature and Society, 2015
A bounded controller is proposed for a class of uncertain discrete time-delay systems with nonlinearity and disturbance based on state estimator and disturbance observer technique.
Bei Wu, Mou Chen, Xiaoming Chen
doaj   +1 more source

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