低雷诺数下串列三圆柱涡激振动中的弛振现象及其影响因素 <sup>^1)</sup>

陈威霖, 及春宁, 许栋

GALLOPING IN VORTEX-INDUCED VIBRATION OF THREE TANDEM CYLINDERS AT LOW REYNOLDS NUMBERS AND ITS INFLUENCING FACTORS

Chen Weilin, Ji Chunning, Xu Dong

表1 串列三圆柱绕流的阻力均值, 其中L*=2.0和Re=100

Table 1 The mean drag coefficients of flow past three tandem circular cylinders at L*=2.0 and Re=100

C?d1 C?d2 C?d3 Ref.[30] 1.152 -0.107 0.127 present 1.162 -0.114 0.119 difference/% 0.9 6.1 6.7