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Centralized motion control of a linear tooth belt drive: Analysis of the performance and limitations

Abstract

A centralized robust position control for an electrical driven tooth belt drive is designed in this doctoral thesis. Both a cascaded control structure and a PID based position controller are discussed. The performance and the limitations of the system are analyzed and design principles for the mechanical structure and the control design are given. These design principles are also suitable for most of the motion control applications, where mechanical resonance frequencies and control loop delays are present. One of the major challenges in the design of a controller for machinery applications is that the values of the parameters in the system model (parameter uncertainty) or the system model it self (non-parametric uncertainty) are seldom known accurately in advance. In this thesis a systematic analysis of the parameter uncertainty of the linear tooth beltdrive model is presented and the effect of the variation of a single parameter on the performance of the total system is shown. The total variation of the model parameters is taken into account in the control design phase using a Quantitative Feedback Theory (QFT). The thesis also introduces a new method to analyze reference feedforward controllers applying the QFT. The performance of the designed controllers is verified  More>>
Authors:
Publication Date:
Jul 01, 2010
Product Type:
Journal Article
Resource Relation:
Journal Name: Acta Universitatis Lappeenrantaensis; Journal Volume: 12; Journal Issue: 407; Other Information: Thesis or Dissertation; TH: Thesis (D. Tech.)
Subject:
42 ENGINEERING; MOTION; CONTROL SYSTEMS; FREQUENCY CONVERTERS; MECHANICAL VIBRATIONS; DESIGN
OSTI ID:
1010364
Research Organizations:
Lappeenranta Univ. of Technology (Finland)
Country of Origin:
Finland
Language:
English
Other Identifying Numbers:
Journal ID: ISSN 1456-4491; TRN: FI1103023
Submitting Site:
FI
Size:
page(s) 1-149
Announcement Date:
Apr 04, 2011

Citation Formats

Jokinen, M. Centralized motion control of a linear tooth belt drive: Analysis of the performance and limitations. Finland: N. p., 2010. Web.
Jokinen, M. Centralized motion control of a linear tooth belt drive: Analysis of the performance and limitations. Finland.
Jokinen, M. 2010. "Centralized motion control of a linear tooth belt drive: Analysis of the performance and limitations." Finland.
@misc{etde_1010364,
title = {Centralized motion control of a linear tooth belt drive: Analysis of the performance and limitations}
author = {Jokinen, M}
abstractNote = {A centralized robust position control for an electrical driven tooth belt drive is designed in this doctoral thesis. Both a cascaded control structure and a PID based position controller are discussed. The performance and the limitations of the system are analyzed and design principles for the mechanical structure and the control design are given. These design principles are also suitable for most of the motion control applications, where mechanical resonance frequencies and control loop delays are present. One of the major challenges in the design of a controller for machinery applications is that the values of the parameters in the system model (parameter uncertainty) or the system model it self (non-parametric uncertainty) are seldom known accurately in advance. In this thesis a systematic analysis of the parameter uncertainty of the linear tooth beltdrive model is presented and the effect of the variation of a single parameter on the performance of the total system is shown. The total variation of the model parameters is taken into account in the control design phase using a Quantitative Feedback Theory (QFT). The thesis also introduces a new method to analyze reference feedforward controllers applying the QFT. The performance of the designed controllers is verified by experimental measurements. The measurements confirm the control design principles that are given in this thesis. (orig.)}
journal = []
issue = {407}
volume = {12}
place = {Finland}
year = {2010}
month = {Jul}
}