Derivative Control Action
Reacts to the rate of change of error, braking the response before overshoot develops and adding phase lead that permits higher Kp. Because differentiation amplifies high-frequency content, raw derivative action turns measurement noise into violent output chatter.
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Reacts to the rate of change of error, braking the response before overshoot develops and adding phase lead that permits higher Kp. Because differentiation amplifies high-frequency content, raw derivative action turns measurement noise into violent output chatter.
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