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隔离板对流向振荡圆柱尾流旋涡脱落的抑制

王赛 邵传平

王赛, 邵传平. 隔离板对流向振荡圆柱尾流旋涡脱落的抑制[J]. 力学学报, 2012, (4): 787-791. doi: 10.6052/0459-1879-11-341
引用本文: 王赛, 邵传平. 隔离板对流向振荡圆柱尾流旋涡脱落的抑制[J]. 力学学报, 2012, (4): 787-791. doi: 10.6052/0459-1879-11-341
Wang Sai, Shao Chuanping. SUPPRESSION OF VORTEX SHEDDING FROM AN OSCILLATING CIRCULAR CYLINDER BY A SPLITTER PLATE[J]. Chinese Journal of Theoretical and Applied Mechanics, 2012, (4): 787-791. doi: 10.6052/0459-1879-11-341
Citation: Wang Sai, Shao Chuanping. SUPPRESSION OF VORTEX SHEDDING FROM AN OSCILLATING CIRCULAR CYLINDER BY A SPLITTER PLATE[J]. Chinese Journal of Theoretical and Applied Mechanics, 2012, (4): 787-791. doi: 10.6052/0459-1879-11-341

隔离板对流向振荡圆柱尾流旋涡脱落的抑制

doi: 10.6052/0459-1879-11-341
基金项目: 国家自然科学基金(10872188)和浙江省自然科学基金(Y6100267)资助项目.
详细信息
  • 中图分类号: O357.5

SUPPRESSION OF VORTEX SHEDDING FROM AN OSCILLATING CIRCULAR CYLINDER BY A SPLITTER PLATE

Funds: The project was supported by the National Natural Science Foundation of China (10872188) and Natural Science Foundation of Zhejiang Province (Y6100267).
  • 摘要: 用隔离板对直径为D, 沿流向振荡的圆柱后涡脱落进行抑制. 隔离板放于圆柱尾流中心线上,控制参数包括隔离板长度L/D以及隔离板前缘到柱体振荡中心的距离G/D. 实验的雷诺数范围Re=VD/v=1.01×104~1.69×104,柱体折减振频范围feD/V=0~0.03, 柱体振幅固定为A/D=0.2. 风洞烟线显示和热线测量结果表明:当 G/D位于一个有效区域内时,可有效抑制振荡柱体尾流的旋涡脱落. 该有效区的大小随着隔离板板长的增大而增大, 随着Re数和圆柱振荡频率的增大而减小.

     

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  • 被引次数: 0
出版历程
  • 收稿日期:  2011-11-21
  • 修回日期:  2012-05-07
  • 刊出日期:  2012-07-18

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