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This unit covers dynamic modeling of DC motors, block diagrams, transfer functions, and controller design for optimal performance in solid-state drives. Topics include closed-loop speed control, torque loop, speed loop, and position loop design. Learn the procedure for designing controllers step by step.
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Contents • Introduction • Dynamic model of a DC Motor • Block Diagram of a DC Motor • Transfer Functions of a DC Motor • Closed loop speed control • Controller design • Torque loop • Speed loop • Position loop
Controller Design Procedure • Design the torque loop (fastest) first. • Design the speed loop assuming the torque loop to be ideal. • Design the position loop (slowest) assuming the speed loop to be ideal.
References • G.K. Dubey, ‘Power semi-conductor controlled drives’, prentice hall of india, 1989.