大型深海AUV无动力螺旋下潜运动特性分析

高伟,张玮,谷海涛,孟令帅,高浩,赵志超

Analysis of motion characteristics of large deep-sea AUV unpowered spiral diving

Wei GAO,Wei ZHANG,Hai-tao GU,Ling-shuai MENG,Hao GAO,Zhi-chao ZHAO

表1 大型深海AUV数值模拟的网格无关性验证结果

Table 1 Grid irrelevance verification results of numerical simulation of large deep-sea AUV

基本尺寸/m 网格数量/万个 CD ∆CD /% 0.88 152.0 0.117 33 -1.244 0.72 233.8 0.115 69 -1.418 0.68 271.7 0.114 82 -0.679 0.64 310.5 0.114 15 -0.587 0.60 358.0 0.112 91 -1.098 0.56 419.2 0.112 70 -0.186 0.52 508.2 0.113 09 0.345