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JOURNALS // Sibirskii Zhurnal Vychislitel'noi Matematiki // Archive

Sib. Zh. Vychisl. Mat., 2014 Volume 17, Number 1, Pages 17–30 (Mi sjvm528)

A method of optimal real-time computation of a linear system with retarded control

V. M. Aleksandrov

Sobolev Institute of Mathematics, Siberian Branch, Russian Academy of Sciences, pr. Akad. Koptyuga 4, Novosibirsk, 630090, Russia

Abstract: A new method of solving time-optimal control problems in real time has been developed. The method is based on the following: 1) approximating the attainability sets with a family of hyperplanes; 2) subdividing the whole computational process into the computations performed beforehand and those that are carried out while the control takes place; 3) integrating differential equations only over the displacement intervals of the control completion moment and the switching moments. The labor-intensive characteristic of the method is evaluated. Characteristics of calculating the optimal control of a linear system with retarded control in real time are considered. The results of modeling and numerical estimations are presented.

Key words: optimal control, speed, switching moment, retardation, adjoint system, phase trajectory.

UDC: 519.626.1

Received: 01.04.2013
Revised: 08.04.2013


 English version:
Numerical Analysis and Applications, 2014, 7:1, 15–25

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