Guide to Small Electric Motors: Article Index

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Sections 1- 2 (coming soon!)

Section 3: Mechanics and Manufacturing Methods

1. Motor Manufacturing Process Flow

2. End Frame Manufacturing

3. Housing Materials and Manufacturing Processes

4. Shaft Materials and Machining

5. Shaft Hardening

6. Rotor Assembly

7. Wound Stator Assembly Processing

8. Armature Manufacturing and Assembly

9. Assembly, Testing, Painting, and Packing

10. Magnetic Cores

11. Bearing Systems for Small Electric Motors

12. Sleeve Bearings

13. Process Control in Commutator Fusing

14. Armature and Rotor Balancing

15. Brush Holders for Small Motors

16. Varnish Impregnation

17. Adhesives

18. Magnetizers, Magnetizing Fixtures, and Test Equipment

19. Capacitive-Discharge Magnetizing


Section 4. Direct-Current Motors

1. Theory of DC Motors

2. Lamination, Field, and Housing Geometry

3. Commutation

4. PMDC Motor Performance

5. Series DC and Universal AC Performance

6. Shunt-Connected DC Motor Performance

7. Compound-Wound DC Motor Calculations

8. DC Motor Windings

9. Automatic Armature Winding Pioneering Theory and Practice


Section 9. Electric Motor Testing

1. Speed-Torque Curves

2. AC Motor Thermal Tests

3. DC Motor Testing

4. Motor Spectral Analysis

5. Resonance Control in Small Motors

6. Fatigue and Lubrication Tests

7. Qualification Tests for Adhesives and Plastic Assemblies

8. Trends in Test Automation


Section 10. Drives and Controls

1. Measurement Systems Terminology

2. Environmental Standards

3. Feedback Elements

4. Comparisons between the Various Technologies

5. Future Trends in Sensor Technology

6. Selection of Short-Circuit Protection and Control for Design E Motors

7. Switched-Reluctance Motor Controls

8. Basic Stepping-Motor Control Circuits

9. Current Limiting for Stepping Motors

10. Micro-stepping

11. Brushless DC Motor Drive Schemes

12. Motor Drive Electronic Commutation Patterns

13. Performance Characteristics of BLDC Motors
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