A novel stator voltage oriented V/F control method capable of high output torque at low speed

Wei Chen, Dianguo Xu, Rongfeng Yang, Yong Yu, Zhuang Xu

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

20 Citations (Scopus)

Abstract

A novel stator voltage oriented V/F control method for induction motor is presented in this paper to improve the low speed performance and stability of open-loop system. The control scheme adopts a novel stator resistor voltage drop compensation method to ensure the rated stator flux constant over a wide range of operating speeds. And through deeply research of the instability under light load condition, a stabilizing control method is proposed. Under very low speed condition, the performance has greatly improved by boosting the torque and compensating the motor slip frequency. Different from vector control methods, all the compensation and regulation are based on stator voltage oriented synchronous rotation frame transformation, which avoid complicated vector calculation and are simple to implement. The experimental results showed that, by adopting the proposed method, the speed can be accurately controlled down to 0.1 Hz with rated load torque.

Original languageEnglish
Title of host publication2009 International Conference on Power Electronics and Drive Systems, PEDS 2009
Pages228-233
Number of pages6
DOIs
Publication statusPublished - 2009
Externally publishedYes
Event2009 International Conference on Power Electronics and Drive Systems, PEDS 2009 - Taipei, Taiwan, Province of China
Duration: 2 Jan 20095 Jan 2009

Publication series

NameProceedings of the International Conference on Power Electronics and Drive Systems

Conference

Conference2009 International Conference on Power Electronics and Drive Systems, PEDS 2009
Country/TerritoryTaiwan, Province of China
CityTaipei
Period2/01/095/01/09

Keywords

  • Induction motor
  • Slip compensation
  • Stabilizing control
  • Torque boost
  • Voltage boost
  • Voltage oriented

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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