Results 61 to 70 of about 625,887 (265)

Feedback Stabilization Methods for the Numerical Solution of Systems of Ordinary Differential Equations [PDF]

open access: yes, 2008
In this work we study the problem of step size selection for numerical schemes, which guarantees that the numerical solution presents the same qualitative behavior as the original system of ordinary differential equations, by means of tools from ...
Ch. Tsitouras   +4 more
core   +3 more sources

Optimal control of nonlinear systems with input constraints using linear time varying approximations

open access: yesNonlinear Analysis, 2016
We propose a new method to solve input constrained optimal control problems for autonomous nonlinear systems affine in control. We then extend the method to compute the bang-bang control solutions under the symmetric control constraints.
Mehmet Itik
doaj   +1 more source

Adaptive backstepping complementary sliding mode control with parameter estimation and dead‐zone modification for PMLSM servo system

open access: yesIET Power Electronics, 2021
An adaptive backstepping complementary sliding mode control (ABCSMC) with dead‐zone parameter modification applicable to the permanent magnet linear synchronous motor is proposed in order to achieve high‐performance servo control fields.
Hongyan Jin, Ximei Zhao, Tianhe Wang
doaj   +1 more source

Further Results on Lyapunov Functions for Slowly Time-Varying Systems

open access: yes, 2006
We provide general methods for explicitly constructing strict Lyapunov functions for fully nonlinear slowly time-varying systems. Our results apply to cases where the given dynamics and corresponding frozen dynamics are not necessarily exponentially ...
Malisoff, Michael, Mazenc, Frederic
core   +3 more sources

Interconnection structure preservation design for a type of port‐controlled hamiltonian systems—A parametric approach

open access: yesIET Control Theory & Applications, 2021
It is a very important issue to minimise the change of the interconnect structure matrix when stabilising a port‐controlled Hamiltonian (PCH) system.
Tianyi Zhao, Guangren Duan
doaj   +1 more source

Boundary controllability of nonlinear stochastic fractional systems in Hilbert spaces

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2018
Sufficient conditions for the controllability of nonlinear stochastic fractional boundary control systems are established. The equivalent integral equations are derived for both linear and nonlinear systems, and the control function is given in terms of ...
Lizzy Rajendran Mabel   +1 more
doaj   +1 more source

Multi-Machine Power System Transient Stability Enhancement Utilizing a Fractional Order-Based Nonlinear Stabilizer

open access: yesFractal and Fractional, 2023
Given the intricate nature of contemporary energy systems, addressing the control and stability analysis of these systems necessitates the consideration of highly large-scale models. Transient stability analysis stands as a crucial challenge in enhancing
Arman Fathollahi, Björn Andresen
doaj   +1 more source

Study on stability and scalability of vehicular platoon with a bidirectional ring interconnection

open access: yesIET Intelligent Transport Systems, 2021
This paper studies the stability and scalability of the platoon where multiple vehicles move in a closed roadway and are coupled in a bidirectional ring. Each vehicle regulates its longitudinal motion based on bidirectional asymmetric control with triple
Junying Zhang, Xindi Ma, Yong Wang
doaj   +1 more source

Finite‐time convergence for bilateral teleoperation systems with disturbance and time‐varying delays

open access: yesIET Control Theory & Applications, 2021
This paper addresses the robust finite‐time sliding mode control algorithms for nonlinear bilateral teleoperators in the presence of variable time delays and disturbances.
Phuong Nam Dao   +2 more
doaj   +1 more source

Global stabilization of a Korteweg-de Vries equation with saturating distributed control

open access: yes, 2016
This article deals with the design of saturated controls in the context of partial differential equations. It focuses on a Korteweg-de Vries equation, which is a nonlinear mathematical model of waves on shallow water surfaces.
Andrieu, Vincent   +3 more
core   +3 more sources

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