Research on a Nonlinear Robust Adaptive Control  Method of the Elbow Joint of a Seven-Function Hydraulic Manipulator Based on Double-Screw-Pair Transmission

<table>Tracking performance with a 100 Nm outer disturbance.</table>

Mathematical Problems in Engineering

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Figure 4

Figure 4: Research on a Nonlinear Robust Adaptive Control  Method of the Elbow Joint of a Seven-Function Hydraulic Manipulator Based on Double-Screw-Pair Transmission 

Figure 4 | Research on a Nonlinear Robust Adaptive Control  Method of the Elbow Joint of a Seven-Function Hydraulic Manipulator Based on Double-Screw-Pair Transmission 