Measuring the higher order sinusoidal input describing functions of a non-linear plant operating in feedback
TLDR
In this article, two measuring techniques are presented for measuring the higher order sinusoidal input describing functions (HOSIDF) of a non-linear plant operating in feedback.About:
This article is published in Control Engineering Practice.The article was published on 2008-01-01 and is currently open access. It has received 26 citations till now. The article focuses on the topics: Harmonic & Harmonics.read more
Citations
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Journal ArticleDOI
Non-linear proportional and rate feedback design for highly non-linear systems
TL;DR: In this article, a new procedure for the design of non-linear proportional and rate feedback controllers based on a previously proposed concept is developed, where the sinusoidal-input describing function models of the system, followed by determination of the amplitude-dependent rate feedback gains.
Proceedings ArticleDOI
Off-line identification of digitally controlled power converters using an analog frequency response analyzer
Marco Meola,Anthony Kelly +1 more
TL;DR: In this paper, a method for performing parametric system identification of digitally controlled power converters using a conventional analog frequency response analyzer (FRA) is proposed, where nonlinearities intrinsic to the digital loop are taken into account, thus leading to accurate estimation of converter parameters.
Journal ArticleDOI
Spectral Analysis of Block Structured Nonlinear Systems
TL;DR: Analytical tools and results to analyze nonlinear systems in the frequency domain are presented and an analytical relationship between the parameters defining the nonlinearity, the LTI dynamics and the output spectrum is derived.
Journal ArticleDOI
Bernstein polynomials based compensator design for coupled tank system with saturation nonlinearity
Buse Tacal,Levent Ucun +1 more
TL;DR: In this article , a Bernstein polynomials based compensator is proposed to attenuate the degrading effect of saturation nonlinearities in process control applications, where a frequency dependent cost function is utilized in order to calculate the optimal coefficients for the proposed compensator.
Proceedings ArticleDOI
Frequency-domain Analysis for Infinite Resets Systems*
TL;DR: In this article , the sensitivity functions of infinite-reset control systems are characterized, linking their frequency-domain and time-domain behaviour. And the results reveal that the infinite reset system demonstrates improved accuracy in prediction in multiple-reset systems compared to the previous analysis methods.
References
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Book
Applied Nonlinear Control
TL;DR: Covers in a progressive fashion a number of analysis tools and design techniques directly applicable to nonlinear control problems in high performance systems (in aerospace, robotics and automotive areas).
Book
Multivariable Feedback Control: Analysis and Design
TL;DR: This book presents a rigorous, yet easily readable, introduction to the analysis and design of robust multivariable control systems and provides the reader with insights into the opportunities and limitations of feedback control.
Book
System Identification: A Frequency Domain Approach
Rik Pintelon,Joannes Schoukens +1 more
TL;DR: Focusing mainly on frequency domain techniques, System Identification: A Frequency Domain Approach, Second Edition also studies in detail the similarities and differences with the classical time domain approach.
Journal ArticleDOI
Zero Phase Error Tracking Algorithm for Digital Control
TL;DR: In this article, a digital feed-forward control algorithm for tracking desired time varying signals is presented, which is particularly suited to the general motion control problems including robotic arms and positioning tables.
Journal ArticleDOI
Repetitive control system: a new type servo system for periodic exogenous signals
TL;DR: In this article, a control scheme called repetitive control is proposed, in which the controlled variables follow periodic reference commands, and a high-accuracy asymptotic tracking property is achieved by implementing a model that generates the periodic signals of period L into the closed-loop system.
Related Papers (5)
Spectral analysis for non-linear systems, Part I: Parametric non-linear spectral analysis
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