Introduction
1.1 Background
1.2 Operational Principle of SRMs
1.3 Configuration of SRMs
1.4 Outline and Contributions
Geometry Design of an Ordinary SRM
2.1 Introduction
2.2 The Estimation Principles
2.3 The Designed SRMs
2.4 Analysis and Verification by FE Method
2.5 Conclusion
An Improved Lumped Parameter Thermal Model
3.1 Introduction
3.2 The Improvement by Compensation Elements
3.3 The Thermal Network
3.4 Results and Discussion
3.5 Sensitivity Analysis
3.6 Conclusion
Loss Analysis of a Canned SRM
4.1 Introduction
4.2 The Calculation Principle of Iron Loss
4.3 Model of Iron Loss
4.4 Can Loss Analysis
4.5 Conclusion
The MMF Modeling for Concentrated Windings
5.1 Introduction
5.2 The Model of Phase Current
5.3 The Winding Function
5.4 Model of One Coil (model 1)
5.5 Model of a Coil (model 2)
5.6 The Coil Distribution
5.7 Results and Discussion
5.8 The MMF Distribution from Axial Direction
5.9 Conclusion
6 Analysis of Magnetic Circuits with Highly Saturated Regions
6.1 Introduction
6.2 The Calculation Principle
6.3 The Air Gap Reluctance
6.4 Discretizing the Machine
6.5 Managing the Size of Elements
6.6 Other Considerations
6.7 The Machine End Part
6.8 The Program
6.9 Results and Discussion
6.10 Conclusion
7 Can Loss Reduction Methods
7.1 Introduction
7.2 Loss Reduction by Making Cavities in the Teeth
7.3 Loss Reduction by Phase Currcnt Waveform
7.4 Controller Analysis and Improvement
7.5 Loss Reduction by Axial Separation
7.6 Using Longer Cans
7.7 Loss Reduction from the Windings
7.8 Conclusion
8 Conclusion and Future Work
8.1 Conclusion
8.2 Future Work
References
List of Symbols and Acronyms
Appendix