Results 71 to 80 of about 3,372,458 (196)

Linear quadratic regulator (LQR) controller design for inverted pendulum [PDF]

open access: yes, 2013
The Inverted Pendulum System is an under actuated, unstable and nonlinear system. The challenge of this project is to keep the inverted pendulum balanced and track the linear cart to a commanded position.
Alias, Nor Akmal
core  

Infinite time horizon optimal current control of a stepper motor exploiting a finite element model [PDF]

open access: yes, 2014
An optimal control theory based method is presented aiming at minimizing the energy delivered from source and the power loss in a stepper motor circuit.
Szymanski, G.   +5 more
core   +1 more source

Risk‐aware safe reinforcement learning for control of stochastic linear systems

open access: yesAsian Journal of Control, Volume 28, Issue 4, Page 1649-1672, July 2026.
Abstract This paper presents a risk‐aware safe reinforcement learning (RL) control design for stochastic discrete‐time linear systems. Rather than using a safety certifier to myopically intervene with the RL controller, a risk‐informed safe controller is also learned besides the RL controller, and the RL and safe controllers are combined together ...
Babak Esmaeili   +2 more
wiley   +1 more source

Genetic Algorithm Implementation for Optimizing Linear Quadratic Algorithm to Control Acrobot Robotic System [PDF]

open access: yesRobotica & Management, 2018
Acrobot is a robotic system with some under actuated degree. In order to control Acrobot at the upright position, designers have to create appropriate algorithms.
Hoang Chinh Tran   +4 more
doaj  

On a feedback-feedforward identification control algorithm for feedback active controlled structures

open access: yesVietnam Journal of Mechanics, 2007
Linear quadratic regulator (LQR) is an effective method of feedback active control theory. However, the LQR control is not truly optimal because it is only a feedback algorithm, i.e. the external excitation term is ignored in the optimal equation.
La Duc Viet, Nguyen Dong Anh
doaj   +1 more source

Advanced control of non‐isothermal axial dispersion tubular reactors with recycle‐induced state delay

open access: yesThe Canadian Journal of Chemical Engineering, Volume 104, Issue 6, Page 3018-3037, June 2026.
Abstract We develop a delay‐aware estimation and control framework for a non‐isothermal axial dispersion tubular reactor modelled as a coupled parabolic‐hyperbolic PDE system with recycle‐induced state delay. The infinite‐dimensional dynamics are preserved without spatial discretization by representing the delay as a transport PDE and adopting a late ...
Behrad Moadeli, Stevan Dubljevic
wiley   +1 more source

Swing-up Menggunakan Energy Contol Method dan Stabilisasi Menggunakan Fuzzy-LQR pada Pendulum Cart System

open access: yesJurnal Teknik ITS, 2014
Pendulum Cart System adalah suatu plant yang terdiri dari batang pendulum yang menggantung dan bersumbu pada kedua sisi kereta yang dapat bergerak pada suatu lintasan dengan sumbu vertikal.
Agus Lesmana, Trihastuti Agustinah
doaj  

Multi-Strategy Advanced Snake Optimizer-Based Optimal Feedback Control of Half Vehicle Suspension

open access: yesIEEE Access
To solve the problem of tuning the weight coefficient matrices of Linear Quadratic Regulator (LQR) for vehicle active suspension system, a multi-strategy Advanced Snake Optimizer-Linear Quadratic Regulator (ASO-LQR) is proposed based on the Snake ...
Qiuxia Fan   +3 more
doaj   +1 more source

Comparative Metaheuristic Optimization of PI Controllers for Electric Vehicle Speed Control

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
This paper presents the design, modeling, and simulation validation of an electric vehicle system, using speed variation as a reference to ensure optimal operation in terms of acceleration and deceleration. First, a conventional PI controller controls the vehicle's speed.
Samira Heroual   +8 more
wiley   +1 more source

The Optimal Linear Quadratic Feedback State Regulator Problem for Index One Descriptor Systems [PDF]

open access: yes
In this note we present both necessary and sufficient conditions for the existence of a linear static state feedback controller if the system is described by an index one descriptor system. A priori no definiteness restrictions are made w.r.t.
Salmah, Y.   +2 more
core  

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