Introduction to Electrical Drive Systems. Elements of Drive systems and their requirements for servo and industrial drive applications. Drive representation, quadrant operation, dynamic and regenerative braking. Performance analysis of induction motor drives with variable voltage, variable current and variable frequency supply. Performance analysis of synchronous, brushless DC and reluctance motors with variable voltage, current and variable frequency supply. Computer modeling and design of drive system. Analysis of dynamics of DC, induction and synchronous machines; drive system design .