Sinusoidal Three-Phase Windings of Electric Machines (eBook)

Jonas Juozas Buksnaitis, Engineer of Electromechanics and Electrical science.Professor at Aleksandras Stulginskis University., Kaunas, Lithuania

Preface 6
Introduction 8
Contents 10
List of Main Symbols and Abbreviations 12
Chapter 1: Fundamentals and Creation of Sinusoidal Three-Phase Windings (STW) 15
1.1 Creation of Maximum Average Pitch STW Through Optimization of Pulsating Magnetomotive Force 22
1.2 Creation of Maximum Average Pitch STW Through Optimization of Rotating Magnetomotive Force 29
1.3 Creation of Short Average Pitch STW Through Optimization of Pulsating Magnetomotive Force 34
1.4 Creation of Short Average Pitch STW Through Optimization of Rotating Magnetomotive Force 42
1.5 Conclusions 46
Chapter 2: Electromagnetic Parameters of Sinusoidal Three-Phase Windings 48
2.1 Electromagnetic Parameters of Simple and Sinusoidal Three-Phase Windings with q = 2 51
2.2 Electromagnetic Parameters of Simple and Sinusoidal Three-Phase Windings with q = 3 55
2.3 Electromagnetic Parameters of Simple and Sinusoidal Three-Phase Windings with q = 4 60
2.4 Electromagnetic Parameters of Simple and Sinusoidal Three-Phase Windings with q = 5 66
2.5 Electromagnetic Parameters of Simple and Sinusoidal Three-Phase Windings with q = 6 72
2.6 Conclusions 78
Chapter 3: Filling of Sinusoidal Three-Phase Windings-­Based Stator Magnetic Circuit Slots 79
3.1 Filling of Magnetic Circuit Slot of the Maximum Average Pitch STW 79
3.2 Fill of Magnetic Circuit Slot of the Short Average Pitch STW 82
3.3 Average Filling of Magnetic Circuit Slot of the STW 84
3.4 Conclusions 85
Chapter 4: Automated Filling of STW-Based Stator Magnetic Circuit Slots 86
4.1 Technological Schemes for Mechanized Filling of Magnetic Circuit Slots of the Maximum Average Pitch STW 86
4.2 Technological Schemes for Mechanized Filling of Magnetic Circuit Slots of the Short Average Pitch STW 91
4.3 Conclusions 96
Chapter 5: Power Parameters of Induction Motors and Electromagnetic Efficiency of Their Windings 98
5.1 Object of Research 98
5.2 Research Results 101
5.3 Conclusions 106
Bibliography 107
Index 109