Shape optimization of multi-degree-of-freedom wave energy converter using genetic algorithm

Table 1. Comparison of the performance between benchmark shape and optimal shape
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Table 1. Comparison of the performance between benchmark shape and optimal shape
形状方案目标函数值平均发电功率/W 功率增幅/%
基准形状优化形状
形状方案-1 108.37 11 223.32 14 725.14 31
形状方案-2 112.58 12 278.87 16 453.69 34

Table 2. Comparison between benchmark shape and optimal shape
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Table 2. Comparison between benchmark shape and optimal shape
浮体形状目标函数f₁ 目标函数f₂
形状方案-1 形状方案-2 形状方案-1 形状方案-2
优化形状 415.88 434.78 86.56 92.56
圆柱形 207.07 214.86 66.24 46.81
半球形 376.45 391.24 62.50 −

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Ming TAN, Yuxuan YANG, Yuhao CEN, Yulin SI, Peng QIAN, Dahai ZHANG. Shape optimization of multi-degree-of-freedom wave energy converter using genetic algorithm[J]. Chinese Journal of Ship Research, 2022, 17(3): 228

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