Results 41 to 50 of about 20,487,627 (154)

Nonlinear State Estimation and Control for Chaos Suppression in MEMS Resonator

open access: yesShock and Vibration, 2013
During the last decade the chaotic behavior in MEMS resonators have been reported in a number of works. Here, the chaotic behavior of a micro-mechanical resonator is suppressed.
Angelo Marcelo Tusset   +4 more
doaj   +1 more source

A Robust High-Order Disturbance Observer Design for SDRE-Based Suboptimal Speed Controller of Interior PMSM Drives

open access: yesIEEE Access, 2019
This paper proposes a robust high-order disturbance observer (HODO) for the state-dependent Riccati equation (SDRE)-based suboptimal speed controller of an interior permanent magnet synchronous motor (IPMSM) drive. The conventional disturbance observers (
Muhammad Saad Rafaq   +3 more
doaj   +1 more source

Yaw Angle Tracking Control Design of Underactuated AUV By Using State Dependent Riccati Equations (SDRE)-LQT [PDF]

open access: yesJEEE-U (Journal of Electrical and Electronic Engineering-UMSIDA), 2019
In realizing yaw angle control tracking on AUV, the use of the State Dependent Riccati Equations method based on Linear Quadratic Tracking (SDRE-LQT) is realized. This algorithm calculates changes in yaw angle tracking problems through calculation of parameter changes from online AUV with Algebraic Riccati Equations.So that the control signal given to ...
openaire   +1 more source

Pick matrix conditions for sign-definite solutions of the algebraic Riccati equation [PDF]

open access: yes, 2001
We study the existence of positive and negative semidefinite solutions of algebraic Riccati equations (ARE) corresponding to linear quadratic problems with an indefinite cost functional.
Trentelman, Harry L., Rapisarda, Paolo
core   +3 more sources

Real-time obstacle avoidance of mobile robots using state-dependent Riccati equation approach

open access: yesEURASIP Journal on Image and Video Processing, 2018
In this paper, state-dependent Riccati equation (SDRE) method-based optimal control technique is applied to a robot. In recent years, issues associated with the robotics have become one of the developing fields of research.
Seyyed Mohammad Hosseini Rostami   +3 more
doaj   +1 more source

Integrated Control and Protection Architecture for Islanded PV-Battery DC Microgrids: Design, Analysis and Experimental Verification

open access: yesApplied Sciences, 2020
Direct current (dc) microgrids have gained significant interest in research due to dc generation/storage technologies—such as photovoltaics (PV) and batteries—increasing performance and reducing in cost. However, proper protection and control systems are
Ali Abdali   +2 more
doaj   +1 more source

A numerical evaluation of solvers for the periodic Riccati differential equation [PDF]

open access: yes, 2009
Efficient and accurate structure exploiting numerical methods for solving the periodic Riccati differential equation (PRDE) are addressed. Such methods are essential, for example, to design periodic feedback controllers for periodic control systems ...
Andras Varga   +14 more
core   +1 more source

Optimization of Trajectory Tracking Control in Task Space for Dual-arm Space Robot

open access: yesJixie chuandong, 2020
For trajectory tracking control of a dual-arm space robot with uncontrolled base position and controlled base attitude in task space, an optimal control method based on state dependent Riccati equation (SDRE) is proposed. Firstly, based on the kinematics
Shuo Li, Xixing Li, Yan Zhao
doaj  

EXPERIMENTAL IMPLEMENTATION OF SDRE METHOD FOR AUTONOMOUS RENDEZVOUS AND DOCKING MANEUVERING [PDF]

open access: yes, 2013
In this paper a nonlinear controller technique, referred to State-Dependent Riccati Equation (SDRE), is exploited to handle relative position tracking and attitude synchronization problem involving in docking manoeuvring operations between two Earth ...
Theil, Stephan   +3 more
core  

Robust State Dependent Riccati Equation Based Robot Manipulator Control [PDF]

open access: yes, 2001
We present a new optimal control approach to robust control of robot manipulators in the framework of state dependent Riccati equation (SDRE) technique.
Huang, Zhongwu   +2 more
core   +1 more source

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