Control of electric machine drive system Preface 1 Introduction 1.1 Introduction 1.2 Basics of Mechanics 1.3 Torque Speed Curve of Typical Mechanical Loads 2 Basic Structure and Modeling of Electric Machines and Power Converters 2.1 Structure and Modeling of DC Machine 2.2 Analysis of Steady State Operation 2.3 Analysis of Transient State of DC Machine 2.4 Power Electronic Circuit to Drive DC Machine 2.5 Rotating Magnetic Motive Force 2.6 Steady State Analysis of a Synchronous Machine 2.7 Linear Electric Machine 2.8 Capability Curve of Synchronous Machine 2.9 Parameter Variation of Synchronous Machine 2.10 Steady State Analysis of Induction Machine 2.11 Generator Operation of an Induction Machine 2.12 Variation of Parameters of an Induction Machine 2.13 Classification of Induction Machines According to Speed Torque Characteristics 2.14 Quasi Transient State Analysis 2.15 Capability Curve of an Induction Machine 2.16 Comparison of AC Machine and DC Machine 2.17 Variable Speed Control of Induction Machine Based on Steady State Characteristics 2.18 Modeling of Power Converters 2.19 Parameter Conversion Using Per Unit Method 3 Reference Frame Transformation and Transient State Analysis of Three Phase AC Machines 3.1 Complex Vector 3.2 d q n Modeling of an Induction Machine Based on Complex Space Vector 3.3 d q n Modeling of a Synchronous Machine Based on Complex Space Vector 4 Design of Regulators for Electric Machines and Power Converters 4.1 Active Damping 4.2 Current Regulator 4.3 Speed Regulator 4.4 Position Regulator 4.5 Detection of Phase Angle of AC Voltage 4.6 Voltage Regulator 5 Vector Control 5.1 Instantaneous Torque Control 5.2 Vector Control of Induction Machine 5.3 Rotor Flux Linkage Estimator 5.4 Flux Weakening Control 6 Position Speed Sensorless Control of AC Machines 6.1 Sensorless Control of Induction Machine 6.2 Sensorless Control of Surface Mounted Permanent Magnet Synchronous Machine (SMPMSM) Control of Electric Machine Drive Systems; Contents; Preface; 1 Introduction; 1.1 INTRODUCTION; 1.1.1 Electric Machine Drive System; 1.1.2 Trend of Development of Electric Machine Drive System; 1.1.3 Trend of Development of Power Semiconductor; 1.1.4 Trend of Development of Control Electronics; 1.2 BASICS OF MECHANICS; 1.2.1 Basic Laws; 1.2.2 Force and Torque; 1.2.3 Moment of Inertia of a Rotating Body; 1.2.4 Equations of Motion for a Rigid Body; 1.2.5 Power and Energy; 1.2.6 Continuity of Physical Variables; 1.3 TORQUE SPEED CURVE OF TYPICAL MECHANICAL LOADS; 1.3.1 Fan Pump and Blower This book is based on the authors industry experience. It contains many exercise problems that engineers would experience in their day to day work. The book was published in Korean at 500 pages as a textbook. The book will contain over 300 figures. The author plans to have an FTP site to provide some MATLAB programs for selected problems 6.3 Sensorless Control of Interior Permanent Magnet Synchronous Machine (IPMSM) 6.4 Sensorless Control Employing High Frequency Signal Injection 7 Practical Issues 7.1 Output Voltage Distortion Due to Dead Time and Its Compensation 7.2 Measurement of Phase Current 7.3 Problems Due to Digital Signal Processing of Current Regulation Loop Appendix A Measurement and Estimation of Parameters of Electric Machinery A.1 Parameter Estimation A.2 Parameter Estimation of Electric Machines Using Regulators of Drive System A.3 Estimation of Mechanical Parameters Appendix B d q Modeling Using Matrix Equations B.1 Reference Frame and Transformation Matrix B.2 d q Modeling of Induction Machine Using Transformation Matrix B.3 d q Modeling of Synchronous Machine Using Transformation Matrix Index