哈尔滨工业大学学报(英文版)2007,Vol.14Issue(6):880-883,4.
Modified sensorless vector control system of IM based on flux observer
Modified sensorless vector control system of IM based on flux observer
摘要
Abstract
This paper presents a speed sensorless vector control system for induction machine (IM), which is based on a flux observer. According to vector control theory of IM, the q-axis rotor flux converging on zero is utilized for speed estimation. Additionally this system solved the online identification of stator resistance by d-axis flux error.The advantages of the proposed system are simplicity and avoidance of the problems caused by only using a voltage model. The effectiveness of the proposed system has been verified by simulation and experimentation.关键词
induction machine/ sensorless vector control/ flux observer/ speed estimationKey words
induction machine/ sensorless vector control/ flux observer/ speed estimation分类
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..Modified sensorless vector control system of IM based on flux observer[J].哈尔滨工业大学学报(英文版),2007,14(6):880-883,4.