Structural Design and Optimization of an Underwater Skirt Pile Gripper

Gong Haixia,Li Huailiang,Yu Wentai,Liu Shunqing,Yang Sidie,Wang Chenye

Table2 Optimization design results of the body

Program Original program Optimization ${{A}_{0}}$ ${{A}_{1}}$ ${{A}_{2}}$ ${{A}_{3}}$ ${{A}_{4}}$ ${{A}_{5}}$ ${{A}_{6}}$ Design variable ${{D}_{1}}$/mm 305 335.53 330.21 324.5 324.47 274.5 275.19 ${{D}_{2}}$/mm 350 380 360.35 330.99 330.94 335.25 323.51 ${{D}_{3}}$/mm 2210 2200.41 2207.54 2180.23 2190.10 2220.92 2209.66 ${{D}_{4}}$/mm 2370 2360.68 2375.32 2320.73 2330.24 2370.34 2360.32 H/mm 700 675.2 700.25 710.81 698.63 702.93 685.17 Target of optimization V/dm3 333 303 335 283 278 326 317 ${{\sigma }_{ea}}$/MPa 286.65 281.32 251.88 496.37 320.12 338.37 244.37