Parameter estimation selection for a sensorless railway traction application

  • Iban Vicente*
  • , Joseba Arza
  • , Martin Brown
  • , Alasdair Renfrew
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Citations (Scopus)

Abstract

This paper presents an approach to solving the speed estimation problem in high-power railway traction applications, including the very low speed range. The full-order Luenberger observer design, based on voltage and current models, is presented as the optimal alternative instead of the conventional method based on observer pole placement. Observer discretization and parameter sensitivity is also analyzed., An adaptive scheme based on Lyapunov theory is proposed for the on-line estimation of stator resistance and the motor speed considering the mismatch of the parameters, measurement noise and inverter model errors. Rotor resistance is also compensated for improved robustness.

Original languageEnglish
Title of host publication2006 IEEE Vehicle Power and Propulsion Conference, VPPC 2006
DOIs
Publication statusPublished - 2006
Externally publishedYes
Event2006 IEEE Vehicle Power and Propulsion Conference, VPPC 2006 - Windsor, United Kingdom
Duration: 6 Sept 20068 Sept 2006

Publication series

Name2006 IEEE Vehicle Power and Propulsion Conference, VPPC 2006

Conference

Conference2006 IEEE Vehicle Power and Propulsion Conference, VPPC 2006
Country/TerritoryUnited Kingdom
CityWindsor
Period6/09/068/09/06

Keywords

  • Adaptive techniques
  • Luenberger observers
  • Motor drives
  • Railway traction
  • Sensorless

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