Necessary First- and Second-Order Optimality Conditions in Discrete Systems with a Delay in Control
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Dynamical and Control Systems"
DOI: 10.1007/s10883-017-9394-3
Abstract: In the paper, an optimal control problem with a delay in control is considered. Suggesting a new approach, Euler-type necessary optimality conditions and the linearized discrete maximum principle are established. Also, the second-order necessary optimality… read more here.
Keywords: optimality conditions; delay control; control; second order ... See more keywords
Application of nonlocal continuum theory to the primary resonance analysis of an axially loaded nano beam under time delay control
Sign Up to like & getrecommendations! Published in 2020 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2020.03.039
Abstract: Abstract The paper is concerned with the nonlinear primary resonance of nano beams with axial load under the velocity time delay control. In order to have a deep insight into the system, the amplitude frequency… read more here.
Keywords: time; delay control; time delay; control ... See more keywords
Backstepping for Uncertain Nonlinear Systems with a Delay in the Control
Sign Up to like & getrecommendations! Published in 2021 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2021.06.137
Abstract: Abstract The recent new backstepping control design strategy based on the introduction of artificial delays and/or dynamic extensions is adapted to a family of systems. That way, globally asymptotically stabilizing control laws for fundamental systems… read more here.
Keywords: control; uncertain nonlinear; backstepping uncertain; nonlinear systems ... See more keywords
On Necessary Optimality Conditions for Singular Controls in Dynamical Systems with a Delay in Control
Sign Up to like & getrecommendations! Published in 2018 at "Numerical Functional Analysis and Optimization"
DOI: 10.1080/01630563.2018.1489415
Abstract: Abstract In this article, an optimal control problem with a delay in control is considered. The second-order necessary condition is obtained for the optimality of singular (in the sense of the maximum principle) control. Also,… read more here.
Keywords: optimality conditions; optimality; control; necessary optimality ... See more keywords
A 1.3–4-GHz Quadrature-Phase Digital DLL Using Sequential Delay Control and Reconfigurable Delay Line
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2020.3045168
Abstract: A 1.3–4-GHz quadrature-phase digital delay-locked loop (DDLL) with sequential delay control and a reconfigurable delay line is designed using a 28 nm CMOS process. The time resolution of the DDLL is reduced by updating the… read more here.
Keywords: quadrature phase; sequential delay; delay control; delay ... See more keywords
Dynamic Discrepancy Method in the Problem of Reconstructing the Input of a System with Time Delay Control
Sign Up to like & getrecommendations! Published in 2021 at "Computational Mathematics and Mathematical Physics"
DOI: 10.1134/s0965542521030040
Abstract: The problem of reconstructing the unknown input disturbance for a system of nonlinear differential equations with time delay control is considered. A solution algorithm based on constructions of guaranteed control theory is presented. The algorithm… read more here.
Keywords: input; time delay; delay control; control ... See more keywords