Title page
by David G Dorrell, Masatugu Takemoto, Masahide Oshima, Osamu Ichikawa, Tadashi Fuk
Magnetic Bearings and Bearingless Drives
- Cover image
- Title page
- Table of Contents
- Copyright
- List of Contributors
- Foreword
- Preface
- Acknowledgements
- Chapter 1: Introduction
- Chapter 2: Electro-magnetics and mathematical model of magnetic bearings
- Chapter 3: Magnetic bearing controllers
- Chapter 4: Mechanical dynamics
- Chapter 5: Power electronic circuits for magnetic bearings
- Chapter 6: Primitive model and control strategy of bearingless motors
- 6.1 Principles of radial force generation
- 6.2 Two-pole bearingless motor
- 6.3 MMF and permeance
- 6.4 Magnetic potential and flux distribution
- 6.5 Inductance matrix
- 6.6 Radial force and current
- 6.7 The dc excitation of the primitive bearingless motor
- 6.8 AC excitation and revolving magnetic field
- 6.9 Inductance measurements
- Chapter 7: Analysis in rotational coordinates and magnetic suspension strategy for bearingless drives with 2-pole and 4-pole windings
- Chapter 8: Field orientation, VA requirement and magnetic saturation
- Chapter 9: Cylindrical permanent magnet synchronous bearingless motors
- 9.1 Structure of surface permanent magnet (SPM) rotor
- 9.2 Radial suspension force and suspension winding current
- 9.3 Equations of voltage and current
- 9.4 Guideline for permanent magnet thickness and airgap length
- 9.5 Irreversible permanent magnet demagnetization and MMF limitations of stator windings
- 9.6 Control system configuration
- Chapter 10: Inset types of permanent magnet bearingless motor
- Chapter 11: Buried permanent magnet bearingless motors
- Chapter 12: Synchronous reluctance bearingless motors
- Chapter 13: Bearingless induction motors
- Chapter 14: Homopolar, hybrid and consequent-pole bearingless motors
- Chapter 15: Switched reluctance bearingless motors
- 15.1 Configuration of stator windings and principles of suspension force generation
- 15.2 Derivation of inductances
- 15.3 Assumption and calculation of permeances
- 15.4 Theoretical formulae of suspension force and torque
- 15.5 A drive system
- 15.6 A feed-forward compensator for vibration reduction considering magnetic attraction force
- Chapter 16: Winding arrangement variations
- Chapter 17: Mechanical structure and position regulation
- Chapter 18: Displacement sensors and sensorless operation
- Chapter 19: Controllers and power electronics
- Chapter 20: Design procedure and examples
- Chapter 21: Applications and test machines
- Index
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