Results 101 to 110 of about 11,015,327 (213)

Application of adaptive LQR method in dynamic positioning of human occupied vehicles

open access: yes, 2006
根据我国正在研制开发的某深海载人潜水器的特性及其对载人潜水器动力定位控制的要求,采用最优控制方法LQR与递推辨识系统参数相结合的方法———自适应LQR方法进行控制 ...
刘开周, 杨凌轩, 王晓辉
core  

Research on Heading Statically Unstable Aircraft Control Method Based on Improved LQR

open access: yes, 2019
Aiming at the characteristics of strong coupling between lateral and heading of heading statically unstable aircraft, the control method of lateral and heading stabilization was studied in this paper.
WEI Mingjun, XU Cheng, WANG Changqing
core   +1 more source

Optimised output feedback PID controller for LQR inability

open access: yes
Linear–quadratic regulator (LQR) is a control technique successfully implemented for several complex systems. However, LQR technique in certain cases fails due to disturbances mainly caused by the improper choice of weighting matrices Q and R.
Elizabeth Rita Samuel (18105549)   +2 more
core   +1 more source

Quadrocopter control by LQR algorithm

open access: yes, 2019
İnsansız hava araçları kullanımının artmasıyla birlikte bu araçların kontrolü günümüzde giderek önem kazanmıştır. Bu araç çeşitlerinden birisi olan üç serbestlik dereceli dört motorlu kuadkopter sisteminin (3 DOF Hover) kontrolü için çeşitli yöntemler ...
İçen, Muhammed
core   +1 more source

Balance Control Method for Bipedal Wheel-Legged Robots Based on Friction Feedforward Linear Quadratic Regulator

open access: yesSensors
With advancements in mobile robot technology, wheel-legged robots have emerged as promising next-generation mobile solutions, reducing design costs and enhancing adaptability in unstructured environments.
Aimin Zhang   +4 more
doaj   +1 more source

Design of LQR control strategy for angle tracking switching of three control moment gyroscope satellites

open access: yesJournal of Engineering and Applied Science
To address the issues of strong nonlinearity, significant configuration dependence, and singularities in the high-maneuver angle tracking process of a spacecraft with three control moment gyroscopes, a switching LQR attitude control method is proposed ...
Cheng Yang
doaj   +1 more source

Regularization for Covariance Parameterization of Direct Data-Driven LQR Control

open access: yes
As the benchmark of data-driven control methods, the linear quadratic regulator (LQR) problem has gained significant attention. A growing trend is direct LQR design, which finds the optimal LQR gain directly from raw data and bypassing system ...
Chiuso, Alessandro   +2 more
core   +1 more source

Solving the infinite-horizon constrained LQR problem using splitting techniques [PDF]

open access: yes
This paper presents a method to solve the constrained infinite-time linear quadratic regulator (LQR) problem. We use an operator splitting technique, namely the alternating minimization algorithm (AMA), to split the problem into an unconstrained LQR ...
Jones, Colin   +3 more
core   +3 more sources

Fuzzy Adaptive PSO-LQR Lateral Stability Control for Distributed Electric-Drive Articulated Vehicles Against Snaking Instability

open access: yesActuators
This paper addresses the snaking instability of distributed electric-drive articulated vehicles under different speed conditions. A 7-DOF nonlinear vehicle model is established, and separate ideal reference models are constructed for the front and rear ...
Tianlong Lei, Haohua Cao, Yunshuo Li
doaj   +1 more source

Investigation of Control Behavior via Active Suspension System Considering ‎Time-Delay and Variable Masses

open access: yesJournal of Engineering
The comfort and safety of drivers greatly depend on the design of the suspension system in ‎road cars. The study presents modeling and control of an Active Suspension System (ASS) ‎for a ¼ car with two degrees of freedom, considering unknown masses ...
Lamyaa Mahdi Ali, Ali I. Al-Zughaibi
doaj   +1 more source

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