Electrical Machine Design

Contents

Foreword

Preface

About the Authors

1. Basic Design Considerations of Electrical Machines

1.1 Principles of Design

1.2 Factors for Consideration

1.3 Classification of Design Problem

1.3.1 Need for Computer-aided Design

1.4 Specifications and Standards

1.5 Constraints of Design

1.6 Dimensions and Rating of Machines

1.7 Output Equation

1.7.1 DC Machine

1.7.2 AC Machine

1.8 Materials for Electrical Machines

1.8.1 Conducting Materials

1.8.2 Resistive Materials

1.8.3 Magnetic Materials

1.8.4 Insulation Materials

1.9 Heat Dissipation Modes

1.10 Types of Cooling (Ventilation)

1.10.1 Cooling of Turbo Alternators

1.11 Types of Enclosure

1.12 Quantity of Coolant

1.13 Types of Duties and Ratings

1.14 Determination of Temperature Rise and Fall