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JOURNALS // Doklady Rossijskoj Akademii Nauk. Mathematika, Informatika, Processy Upravlenia // Archive

Dokl. RAN. Math. Inf. Proc. Upr., 2022 Volume 502, Pages 52–57 (Mi danma238)

This article is cited in 4 papers

CONTROL PROCESSES

Optimization of mechanical systems oscillations

Yu. F. Golubev

Keldysh Institute of Applied Mathematics of Russian Academy of Sciences, Moscow, Russia

Abstract: The problem of control of oscillations in the vicinity of the equilibrium position of a scleronomic mechanical system with several degrees of freedom is solved. One degree of freedom is not controllable directly, and the rest are controlled by servos. An original method is proposed for finding the optimal control of amplitude of oscillations of the uncontrolled degree of freedom by the choice of control of other degrees of freedom. The set of controlled coordinates can include both positional and cyclic coordinates. Compared to Pontryagin’s maximum principle, the proposed method does not contain conjugate variables and significantly reduces the dimension of the analyzed system of differential equations. The effectiveness of the proposed method is demonstrated by the example of a specific pendulum system.

Keywords: Mechanical system, oscillations, amplitude, control, optimization.

UDC: 531.38

Presented: B. N. Chetverushkin
Received: 02.09.2021
Revised: 22.11.2021
Accepted: 25.11.2021

DOI: 10.31857/S2686954322010040


 English version:
Doklady Mathematics, 2022, 105:1, 45–49

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© Steklov Math. Inst. of RAS, 2026