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- Title
Design of MIMO PI-compensators without exponentially unstable poles.
- Authors
Hippe, Peter
- Abstract
There is a class of systems that can only be stabilized by unstable compensators. However, for most practical systems suitable for use with linear regulators, this is possible with stable ones. To avoid exponentially unstable results in the design of pole placing PI-compensators it is of crucial importance to consider the position of the transmission zeros. This also has a favourable effect on the disturbance rejection. In multi-input multi-output (MIMO) systems, however, not only the zero position but also the zero direction is of importance. In this paper, a design method for multivariable PI-controllers in the time- and in the frequency-domains is presented which helps to avoid the occurrence of exponentially unstable controllers. A modified design method for multivariable PI-controllers, recently published in this journal, facilitates the procedure.
- Subjects
MIMO systems; PERIODICAL publishing
- Publication
Automatisierungstechnik, 2024, Vol 72, Issue 4, p271
- ISSN
0178-2312
- Publication type
Article
- DOI
10.1515/auto-2023-0122