A novel Back EMF observer for sensorless control of Interior Permanent Magnet Synchronous Motors

Henrik Rasmussen, P. Vadstrup

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

1 Citation (Scopus)

Abstract

The paper presents a position sensing method for IPM motors based on an observer referring to the estimated frame of reference, eliminating problems with position dependent inductances. Convergence of the estimation error to zero is proofed, under the assumption that the mechanical time constant is much larger than the electrical one. The observer can be used right from startup to rated speed, so bump from a startup strategy is avoided. In order to verify the observer experiments have been performed.
Original languageEnglish
Title of host publication32nd Annual Conference of IEEE Industrial Electronics Society, 2005. IECON 2005.
Number of pages4
PublisherElectrical Engineering/Electronics, Computer, Communications and Information Technology Association
Publication date2005
Pages1528-1531
ISBN (Print)0780392531
DOIs
Publication statusPublished - 2005
EventIECON 2005 - Raleigh, North Carolina, United States
Duration: 6 Nov 200510 Nov 2005

Conference

ConferenceIECON 2005
Country/TerritoryUnited States
CityRaleigh, North Carolina
Period06/11/200510/11/2005

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