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Electric Drives

Code: PEC-EE 701C

Syllabus modules

  1. DC motor characteristics — emf/torque equations, torque-speed curves, armature voltage control, flux weakening
  2. Chopper fed DC drive — duty ratio control, steady-state operation, current ripple, losses & efficiency
  3. Multi-quadrant DC drive — four-quadrant operation, 1/2/4-quadrant choppers, regenerative braking
  4. Closed-loop control of DC drive — inner current & outer speed loop, dynamic model, transfer functions
  5. Induction motor characteristics — equivalent circuit, torque-slip, fan/pump loads, flux weakening
  6. Scalar (V/f) control — 3-phase VSI, PWM/SVM, steady-state V/f analysis
  7. Slip ring induction motor control — rotor resistance control, slip power recovery

Main textbook: Fundamentals of Electrical Drives — G.K. Dubey

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