不同剪切率来流作用下柔性圆柱涡激振动数值模拟

及春宁, 花阳, 许栋, 邢国源, 陈威霖

Numerical simulation of vortex-induced vibration of a flexible cylinder exposed to shear flow at different shear rates

Chunning Ji, Yang Hua, Dong Xu, Guoyuan Xing, Weilin Chen

表1 条件下圆柱绕流结果对比

Table 1 Comparison of flow around a circular cylinder with $Re=1000$

$L/D$ $-{{C}_{pb}}$ ${{\bar{C}}_{D}}$ $C_{L}^{'}$ $St$ Consequence 10 0.82 1.02 0.20 0.215 Tong, et al[20] 10 0.90 1.09 0.20 0.215 Naito, et al[21] 2π 0.92 1.09 0.21 0.210