EEE309 Electromechanical Energy Conversion Principles - I

Contents

Magnetic circuits and magnetic materials; flux linkage, inductance, ac excitation, permanent magnets

Transformers; single-phase and three-phase transformers; equivalent circuit of transformers, auto transformers, voltage and current transformers, per unit system

DC machines; Structure of DC machine, commutation, equivalent circuit; separately exited, permanent magnet, series, shunt, compound DC machines

Midterm exam

AC machinery fundamentals; rotating magnetic field, MMFs, induced voltage and torque in AC machine, power flows and loss

Induction machines (Asynchronous machines ); equivalent circuit, determining model parameters, power and torque, torque-speed characteristics, starting of IM

Synchronous machines; steady state steady state operation, equivalent circuit, measuring model parameters, phasor diagrams, power and torque calculations, transient stability, starting synchronous motors