# Synchronous reluctance motor - PowerPoint PPT Presentation

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Synchronous reluctance motor. Student: Chih -Hung Wang Teacher: Ming- Shyan Wang. Fundamental Introduction Vector Diagram Control Strategy Control Strategy Compare Reference. Outline. Fundamental. 假設有一異向性磁性材料 a 在一個單一方向的磁場中，其 d 軸與 q 軸有著不一樣的磁阻，磁場中的磁力線會趨向於較好通過的 d 軸。

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Synchronous reluctance motor

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## Synchronous reluctance motor

Student: Chih-Hung Wang

Teacher: Ming-Shyan Wang

Fundamental

Introduction

Vector Diagram

Control Strategy

Control Strategy Compare

Reference

### Outline

Robot and Servo Drive Lab.

### Fundamental

• 假設有一異向性磁性材料a在一個單一方向的磁場中，其d軸與q軸有著不一樣的磁阻，磁場中的磁力線會趨向於較好通過的d軸。

• 當d軸與磁場的方向傾斜了角度δ，

磁力線被扭曲後，d軸會傾向於δ->0

將磁力線拉直的方向的方向前進。

Robot and Servo Drive Lab.

### Introduction

• 同步磁阻馬達(SynRM)分為2種，一種是同步磁阻馬達(SynRM)，另一種是切換式磁阻馬達(SRM)。

• 與一般凸極式同步電動機一樣，差別在轉子沒有永久磁鐵，完全靠DQ軸磁阻差來產生轉矩，因此缺少激磁轉矩。

Robot and Servo Drive Lab.

### Vector diagram

Robot and Servo Drive Lab.

### Control Strategy

Robot and Servo Drive Lab.

constant current in inductive axis current control(CCIAC)

### Torque Control

Robot and Servo Drive Lab.

### Compare

Robot and Servo Drive Lab.

Robot and Servo Drive Lab.

Robot and Servo Drive Lab.

### Reference

• 同步磁阻馬達之性能分析及運動控制研究-賴秋庚教授

• 向量控制-劉昌煥老師

• 電機機械-陳文耀老師

Robot and Servo Drive Lab.

Thank you for listening

Robot and Servo Drive Lab.