Design and Electromagnetic Feature Analysis of AC Rotating Machines.
- 1st ed.
- 1 online resource (100 pages)
- SpringerBriefs in Electrical and Computer Engineering Series .
Intro -- Preface -- Contents -- About the Author -- List of Figures -- List of Tables -- 1 Air Gap Magnetomotive Force: Formulation and Analysis -- 1.1 Introduction -- 1.2 Formulation and Repartition of the Air Gap MMF Created by Concentrated Windings -- 1.2.1 Assumptions -- 1.2.2 Single Coil MMF Formulation -- 1.2.3 MMF Spatial Repartition -- 1.2.4 Case of a Dual Diametral Coil Winding -- 1.2.5 Case of a Multi Diametral Coil Winding -- 1.2.6 Three Phase Windings -- 1.3 Formulation and Repartition of the Air Gap MMF Created by Distributed Windings -- 1.3.1 Motivations in Using Distributed Windings -- 1.3.2 Case Study -- 1.4 Conclusion -- 2 Rotating Fields: Creation and Effects on the Machine Features -- 2.1 Introduction -- 2.2 Rotating Field Production -- 2.2.1 Case of a Single Phase Winding in the Rotor -- 2.2.2 Case of a Three Phase Winding -- 2.2.3 Case of a Two Phase Winding -- 2.2.4 Case of a Five Phase Winding -- 2.2.5 Generalisation -- 2.3 Back-EMF Induction -- 2.3.1 Case of a Concentrated Coil -- 2.3.2 Case of a Distributed Coil -- 2.3.3 Root-Mean-Square of the Induced Back-EMF -- 2.3.4 Case of a Distributed Winding -- 2.4 Developed Electromagnetic Torque -- 2.4.1 Torque Production in Smooth Pole AC Machines -- 2.4.2 Principle -- 2.4.3 Formulation -- 2.5 Conclusion -- 3 Fractional-Slot Concentrated Windings: Design and Analysis -- 3.1 Introduction -- 3.2 Concentrated Winding Arrangement Based on the Star of Slots Approach -- 3.2.1 Study Background -- 3.2.2 Basis of the Star of Slots -- 3.2.3 Arrangement of Double-Layer Concentrated Windings -- 3.2.4 Arrangement of Single-Layer Concentrated Windings -- 3.3 Winding Factor Star of Slots Based-Prediction -- 3.3.1 Winding Factor of the Fundamental Back-EMF -- 3.3.2 Winding Factor of the Harmonic Back-EMFs -- 3.4 MMF Formulation and Analysis: A Case Study -- 3.4.1 Double-Layer Topology. 3.4.2 Single-Layer Topology -- 3.4.3 Double- Versus Single-Layer Topologies -- 3.5 Conclusion -- References.
This book provides the basis of the design of rotating AC machines.The first chapter puts the emphasis on the air gap magnetomotive force (MMF) of Rotating AC machines and the second chapter deals with the formulation of the rotating fields that could be generated considering different technique.