Principles of electric machines and power electronics / P.C. Sen.

Formerly CIP. Uk

1. MAGNETIC CIRCUITS -- Magnetic circuits -- Hysteresis -- Sinusoidal excitation -- Permanent magnet -- Problems -- 2. TRANSFORMERS -- Ideal transformer -- Practical transformer -- Voltage regulation -- Efficiency -- Autotransformer -- Three-phase transformers -- Harmonics in three-phase transformer banks -- Per-unit (PU) system -- Problems -- 3. ELECTROMECHANICAL ENERGY CONVERSION -- Energy conversion process -- Field energy -- Mechanical force in the electromagnetic system -- Rotating machines -- Cylindrical machines -- Problems -- 4. DC MACHINES -- Electromagnetic conversion -- DC machines -- DC generators -- DC motors -- Speed control -- Permanent magnet DC (PMDC) motors -- Printed circuit board (PCB) motors -- Problems -- Appendix A: Windiings -- Appendix B: Balanced three-phase circuits -- Appendix C: Units and constants -- Appendix D: Laplace transforms -- Appendix E: Answers to some problems.