ANNA University Solid State Drives Notes
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Syllabus:
UNIT II CONVERTER / CHOPPER FED DC MOTOR DRIVE 9
Steady state analysis of the single and three phase fully controlled converter fed separately excited D.C motor drive - Continuous and discontinuous conduction Time ratio and current limit control - 4 quadrant operation of converter.
UNIT III DESIGN OF CONTROLLERS FOR DRIVES 9
Transfer function for DC motor, load and converter – Closed loop control with current and speed feedback - Armature voltage control and field weakening mode control, Design of controllers: Current controller and speed controller - Converter selection and characteristics - Use of simulation software
package.
UNIT IV INDUCTION MOTOR DRIVES 9
Stator voltage control – energy efficient drive - v/f control, constant air-gap flux – field weakening mode - voltage/current fed inverters - Block diagram of vector control - closed loop control.
UNIT V SYNCHRONOUS MOTOR DRIVES 9
V/f control and self-control of synchronous motor – Marginal angle control and
Syllabus:
UNIT I DRIVE CHARACTERISTICS 9
Equations governing motor load dynamics - steady state stability - Multi quadrant dynamics -Acceleration, deceleration, starting and stopping - load torque characteristics of various drives.
Equations governing motor load dynamics - steady state stability - Multi quadrant dynamics -Acceleration, deceleration, starting and stopping - load torque characteristics of various drives.
UNIT II CONVERTER / CHOPPER FED DC MOTOR DRIVE 9
Steady state analysis of the single and three phase fully controlled converter fed separately excited D.C motor drive - Continuous and discontinuous conduction Time ratio and current limit control - 4 quadrant operation of converter.
UNIT III DESIGN OF CONTROLLERS FOR DRIVES 9
Transfer function for DC motor, load and converter – Closed loop control with current and speed feedback - Armature voltage control and field weakening mode control, Design of controllers: Current controller and speed controller - Converter selection and characteristics - Use of simulation software
package.
UNIT IV INDUCTION MOTOR DRIVES 9
Stator voltage control – energy efficient drive - v/f control, constant air-gap flux – field weakening mode - voltage/current fed inverters - Block diagram of vector control - closed loop control.
UNIT V SYNCHRONOUS MOTOR DRIVES 9
V/f control and self-control of synchronous motor – Marginal angle control and
power factor control- Permanent magnet synchronous motor Black diagram of closed loop control.
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