Modelling and Analysis of Electric Machines

Overview

Basics of magnetic circuits - Analysis of magnetic circuits with airgap and permanent magnets - Analysis of singly excited electromechanical system with linear magnetics - Nonlinear magnetics using energy and co-energy principles - Inductances of distributed windings - salient pole, cyclindrical rotor - Analysis of the doubly excited two-phase rotational system - Reference frames power invariance and non-power invariance - Derivation of dc machine systems from the generalized machine - Analysis of induction machine - synchronous reference frame - with currents as variables - with rotor flux as variables - Basis for vector control - small signal modelling of induction machine - Analysis of the alternator - synchronous reference frame - Derivation of salient and cylindrical rotor machine phasor diagrams - Three phase short circuit of alternator and various time constants