Research Article
Neural Network Based Active Disturbance Rejection Control of a Novel Electrohydraulic Servo System for Simultaneously Balancing and Positioning by Isoactuation Configuration
Figure 6
Response of the control system with constant speed tracking. (a) Errors of speed signal with sinusoidal disturbance, (b) speed tracking control voltage, (c) sinusoidal disturbance and the estimated z4, and (d) torque errors of speed tracking.
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