A Design Method for Trajectory Tracking Control Structure of Marine Robot
A design method and trajectory tracking technology, applied in control/regulation system, non-electric variable control, two-dimensional position/channel control, etc., can solve the problem of affecting the trajectory tracking control effect, the control system has a large computational burden, and the control system has low performance And other problems, to achieve important application value, improve anti-interference ability, good control performance effect
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[0086] The present invention will be further described below in conjunction with the accompanying drawings. figure 1 It is a structural schematic diagram of the present invention, and the marine robot meets the dynamic model in formula (1) in the marine robot trajectory tracking control system, and the specific parameters of the model are as follows:
[0087]
[0088]
[0089] Among them, the input voltage signal σ u , σ r and moment τ u , τ r The relationship between is:
[0090]
[0091] The initial position of the marine robot is:
[0092]
[0093] In this embodiment, the control target of the trajectory tracking control structure of the marine robot is to ensure that the marine robot can accurately track the trajectory of the target, and its specific parameters are as follows: the position of the reference virtual target trajectory is The control input is 0≤u≤1.5, -0.3≤r≤0.3, the sampling time T=0.1, and the number of prediction steps n=1.
[0094] The s...
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