参考文献:"High-Order Model-Free Adaptive Iterative Learning Control of Pneumatic Artificial Muscle With Enhanced Convergence." Ieee Transactions on Industrial Electronics
控制律采用的伪偏导和准者函数,基于紧凑型DL来线性化,伪偏导的估计采用高阶估计方式,给PPD初始值分配为10,控制律部分和PPD更新部分如下所示:
给出的仿真系统函数为:
期望轨迹为:
系统参数设为:
epsilon = 0.01;
lambda = 1; %0.6
rho = 0.85; %1
mu = 1; %1
eta = 0.6; %0.6
alpha_1 = 0.4;
alpha_2 = 0.4;
alpha_3 = 0.2;
仿真结果如下,感觉我的迭代次数设置只有几十次的效果比不上论文里的效果。
迭代60次:
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迭代300次:
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迭代600次:
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迭代1000次:
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代码见github仓库。
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