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Control in Drive Systems
Variable-speed drive and motor
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Control in Drive Systems
Speed control System: Position control System:
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Control in Drive Systems
Evolution of drive control techniques
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Control in Drive Systems
Comparisons of control types
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DC Drive Torque and flux controllers
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DC Drive Torque and current controllers Flux controller
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AC Drive
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Scalar Control (v/f contstant)
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Open-loop sensorless control
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Vector Control
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Vector Control
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Direct Torque Control
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Direct Torque Control
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Comparison of different induction motor control schemes
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Position and speed feedback
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Position and speed feedback
Encoder requirements for different motor control schemes
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Position and speed feedback
R : resolution of the feedback device in degrees. Ts : sample time is in seconds Speed feedback derived from an encoder
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Position and speed feedback
Resolver
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Position and speed feedback
Incremental encoder
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Position and speed feedback
Incremental encoder signal processing
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Position and speed feedback
SINCOS signal processing
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Position and speed feedback
Absolute encoders Optical encoder discs with absolute information: (a) 13-bit Gray code; (b) serial code
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End Session 3
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