This course aims to teach the theory and principles of electromagnetism and electromechanical energy conversion devices and systems. Topics covered include: Electromagnetism and magnetic circuits, magnetic losses, self and mutual inductances, permanent magnet, and production of voltage and force. DC machines – construction, operation, classification, characteristics, losses, efficiency, starting, speed control, and dynamic model and characteristics. Transformers – construction, equivalent circuits, voltage regulation and efficiency, determination of parameters, autotransformers, and 3-phase transformers. Three-phase induction machines – construction, classification, operation, development of equivalent circuit, performance calculations, characteristics, starting, and speed control of induction motors; modelling, operation, and characteristics of induction generators. Synchronous machines – construction, operation, equivalent circuit, phasor diagram, and characteristics for both generator and motor operations. Overview, operation, and characteristics of some special purpose machines.