Electric Motor Handbook

Contents


1 Characteristics

1.1 Introduction

1.2 Modeling of Steady-State Motor Performance

1.3 The Polyphase Induction Motor

1.4 The Polyphase Synchronous Motor

1.5 Polyphase A.C. Commutator Motors

1.6 Direct Current Motors

1.7 The Single-Phase Series Commutator Motor

1.8 Transient Operation

References


2 Environment

2.1 Ambient Conditions

2.2 Enclosures, Cooling and Loss Dissipation

2.3 Potentially Hazardous Atmospheres

2.4 Submerged Motors

2.5 Noise

2.6 Vibration

Appendix 2.1 Influence of User Requirements and Power Supply On Motor Specifications

Appendix 2.2 Effect of Environmental Factors on Motor Specification and Performance

References

Bibliography


3 Selection

3.1 Electrical Supply Systems

3.2 Motor Drives

3.3 Standards

3.4 Life-Cycle Costing

3.5 Applications and Special Requirements

References


4 Variable-Speed Drives and Motor Control

4.1 Introduction

4.2 Direct Current Motor Drives

4.3 Fixed-Frequency A.C. Drives

4.4 Naturally Commutated Variable-Frequency Drives

4.5 Forced Commutation Variable-Frequency Drives

4.6 Slip-Power Controlled Systems

4.7 Summary of A.C. Drive Types

Bibliography


5 Materials and Motor Components

5.1 Introduction

5.2 Stator Cores

5.3 Winding Types

5.4 Rotor Shafts and Couplings

5.5 Bearings, Lubrication and Bearing Insulation

5.6 Fans, Cooling and Coolers

5.7 Terminal Boxes and Terminations

5.8 Heaters and Condensation

5.9 Brushgear, Sliprings and Brushes

5.10 Commutator Construction

References


6 Insulation

6.1 Introduction

6.2 Basic Types of Insulation

6.3 Insulation Systems

6.4 Insulation Technology and Winding Techniques

6.5 Insulation of Machine Windings

6.6 Testing of Coils and Windings

Bibliography

Appendix 6.1 Insulation Materials Suppliers

Appendix 6.2 Addresses of Insulation Materials Suppliers: UK


7 Ancillary Equipment

7.1 Main Switch

7.2 Starting Equipment

7.3 Excitation and Power Factor Control

7.4 Protection

7.5 Relevant Performance Standards


8 Works and Acceptance Testing

8.1 Test Categories

8.2 Test Procedures

8.3 Methods of Applying Load

References


9 Installation, Site Testing and Commissioning

9.1 General - Storage Facilities

9.2 Terminal Boxes

9.3 Commisssioning and Start-Up

9.4 Site Tests - General

9.5 Functional Monitoring

9.6 Diagnostic - General

References

Standards and Publications


10 Maintenance and Failures

10.1 Maintenance Management and Policy

10.2 Standard Cleaning and Overhauling Practices

10.3 Applying Effective Record Keeping To Maintenance Procedures

10.4 Preventative Maintenance

10.5 Economic Considerations

10.6 Failures: Causes and Remedies


11 Units, Dimensions and Conversion Factors

11.1 SI Units

11.2 Constants and Conversion Factors

11.3 Metric Multiples and Submultiples

Index