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Electrical load simulator based on velocity-loop compensation and improved fuzzy-PID

  • Beihang University

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

Abstract

Research on electrical load sim ulator (ELS) which is directly driven by permanent magnet synchronous motor (PMSM), and build up mathematical model of ELS. Analyze the couple relationship between torque motor and actuator, and the generating mechanism of extraneous torque in ELS, conclude that extraneous torque is directly related to the velocity of actuator, so propose velocity-loop compensation algorithm to eliminate extraneous torque of ELS. Aiming at requirement of high frequency response and kinds of nonlinear factors of ELS, the traditional PID control theory cannot meet the demand of control accuracy, so research on fuzzy control with non-uniform membership function, then combine fuzzy control and PID control with exponential function to avoid the sudden change of control output when switching between fuzzy and PID. And the results of experiments prove that ELS based on velocity-loop and improved fuzzy-PID has excellent performance.

Original languageEnglish
Title of host publicationProceedings - IEEE ISIE 2009, IEEE International Symposium on Industrial Electronics
Pages238-243
Number of pages6
DOIs
StatePublished - 2009
EventIEEE International Symposium on Industrial Electronics, IEEE ISIE 2009 - Seoul, Korea, Republic of
Duration: 5 Jul 20098 Jul 2009

Publication series

NameIEEE International Symposium on Industrial Electronics

Conference

ConferenceIEEE International Symposium on Industrial Electronics, IEEE ISIE 2009
Country/TerritoryKorea, Republic of
CitySeoul
Period5/07/098/07/09

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