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Maximum Efficiency Control of a Stator Flux-Oriented Induction Motor Drive

유도전동기 고정자자속 기준제어의 최대효율제어

  • 신명호 (서울산업대학교 전기공학과)
  • Published : 2006.05.31

Abstract

Maximum efficiency control scheme in a stator flux-oriented induction motor drive is proposed for minimizing input dc power. Flux level is decreased in steps for searching the minimum input dc power. In addition, Torque equation, slip angular frequency, and decoupling compensation current considering iron loss resistance is used. Simulation and experimental results verify the effectiveness of the proposed method.

입력이 최소가 되는 자속의 값을 찾는 유도전동기 고정자자속기준제어의 최대효율제어방법을 제안한다. 제안한 방법에서, 정해진 자속의 값만큼씩 기준자속의 값을 변화시키면서 직류링크에서 측정된 입력의 값이 최소가 되는 기준자속의 값을 찾는다. 또한 철손저항을 고려한 유도전동기의 모델을 이용하여 철손저항을 고려한 토크, 슬립각 속도, 비간섭 보상전류식을 사용한다. 시뮬레이션 및 실험결과를 통해서 제안한 방법의 효과를 입증한다.

Keywords

References

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