Time and frequency domain low order, low frequency approximation of mechanical systems

Fuente: arXiv
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Main Authors: Zwart, Hans, Veldman, Daniël W. M., Sharifi, Sahar F.
Format: Preprint
Published: 2024
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author Zwart, Hans
Veldman, Daniël W. M.
Sharifi, Sahar F.
author_facet Zwart, Hans
Veldman, Daniël W. M.
Sharifi, Sahar F.
contents Control design for linear, time-invariant mechanical systems typically requires an accurate low-order approximation in the low frequency range. For example a series expansion of the transfer function around zero consisting of a mass, velocity, and compliance term. Because computing such a series expansion of the transfer function can be cumbersome, a new method to compute low-order approximations of mechanical systems is developed in this paper. The method does not require an explicit expression for the transfer function, which is not always available for infinite-dimensional systems. The advantages of the proposed method is demonstrated in three examples.
format Preprint
id arxiv_https___arxiv_org_abs_2405_00486
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Time and frequency domain low order, low frequency approximation of mechanical systems
Zwart, Hans
Veldman, Daniël W. M.
Sharifi, Sahar F.
Optimization and Control
Analysis of PDEs
93B11, 93C20, 93C05, 93C80, 93C95
Control design for linear, time-invariant mechanical systems typically requires an accurate low-order approximation in the low frequency range. For example a series expansion of the transfer function around zero consisting of a mass, velocity, and compliance term. Because computing such a series expansion of the transfer function can be cumbersome, a new method to compute low-order approximations of mechanical systems is developed in this paper. The method does not require an explicit expression for the transfer function, which is not always available for infinite-dimensional systems. The advantages of the proposed method is demonstrated in three examples.
title Time and frequency domain low order, low frequency approximation of mechanical systems
topic Optimization and Control
Analysis of PDEs
93B11, 93C20, 93C05, 93C80, 93C95
url https://arxiv.org/abs/2405.00486