Results 41 to 50 of about 712 (199)

Linear Active Disturbance Rejection Control-Based Diagonal Recurrent Neural Network for Radar Position Servo Systems with Dead Zone and Friction

open access: yesApplied Sciences, 2022
This paper proposes a control scheme for the radar position servo system facing dead zone and friction nonlinearities. The controller consists of the linear active disturbance rejection controller (LADRC) and diagonal recurrent neural network (DRNN). The
Shuai Cui, Guixin Zhu, Tong Zhao
doaj   +1 more source

On the Equivalence between PID-like Controller and LADRC for Second-order Systems [PDF]

open access: yes, 2020
In this paper, the equivalence is established between the linear active disturbance rejection control (LADRC) and the two-degree of freedom (2-DOF) proportional-integral-derivative (PID) with lead-lag compensators.
Ai, Wei   +3 more
core   +1 more source

Improved Linear Active Disturbance Rejection Control for IPMSM Drives Considering Load Inertia Mismatch

open access: yesEnergies, 2022
This article presents an improved linear active disturbance rejection control (LADRC) method for interior permanent magnet synchronous motor (IPMSM) drives. The proposed method adopts a dual LADRC structure.
Feng Jiang   +3 more
doaj   +1 more source

A Fast-Response Power-Flow Control Strategy of MMC-UPFC Based on Active Disturbance Rejection Control

open access: yesIEEE Access
The unified power flow controller (UPFC) based on the modular multilevel converter (MMC) requires stability and fast power-flow-regulation capabilities, whereas the linear active disturbance rejection control (LADRC) strategy precisely has the ...
Ke Zhang   +5 more
doaj   +1 more source

Flatness-based linear active disturbance rejection control for tower crane [PDF]

open access: yesFME Transactions
Controlling tower cranes presents substantial challenges due to their complexity, nonlinearity, and under-actuated dynamics. This paper introduces a control strategy integrating Linear Active Disturbance Rejection Control (LADRC) with differential ...
Sev Eunet Rs   +2 more
doaj   +1 more source

An LADRC Controller to Improve the Robustness of the Visual Tracking and Inertial Stabilized System in Luminance Variation Conditions [PDF]

open access: yes, 2022
Disturbance from luminance variation in the identification of visual sensors causes instability in the control system of target tracking, which leads to field of vision (FOV) motion and even the target missing.
Chao Qin   +3 more
core   +1 more source

A Novel Strategy Based on Linear Active Disturbance Rejection Control for Harmonic Detection and Compensation in Low Voltage AC Microgrid

open access: yesEnergies, 2019
In an AC microgrid, harmonic distortion is mainly caused by power electronic equipment and nonlinear loads. In this paper, linear active disturbance rejection control (LADRC) is used to control the fundamental current at the point of common coupling (PCC)
Hui Li   +4 more
doaj   +1 more source

Design of the LADRC control system for gravimetric stabilisation platforms

open access: yesJournal of Physics: Conference Series, 2021
Abstract Aiming at the problems of strong non-linearity of gravimeter stabilisation platform system, poor robustness of linear PID control algorithm and non-adaptive control system. This paper designs a LADRC-based gravimetric stabilisation platform control system design and method based on the research of PID controller and ADRC control
Enfan Lin   +3 more
openaire   +1 more source

Robust Control for UAV Close Formation Using LADRC via Sine-Powered Pigeon-Inspired Optimization [PDF]

open access: yes, 2023
This paper designs a robust close-formation control system with dynamic estimation and compensation to advance unmanned aerial vehicle (UAV) close-formation flights to an engineer-implementation level.
Haibin Duan, Guangsong Yuan
core   +1 more source

Design and implementation of a spliced tilting dual rotor and its LADRC flight control

open access: yesHangkong gongcheng jinzhan
The configuration characteristics of multi rotor unmanned aerial vehicles determine that they are difficult to adapt to complex flight missions. To meet different mission requirements,combining and assembling specific configuration aircraft should be a ...
LIU Kun, XU Jinfa
doaj   +1 more source

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