[1]于宪钊,苏玉民,王兆立.近尾迹中平板对钝物体的干扰[J].哈尔滨工程大学学报,2011,(03):271-275.[doi:doi:10.3969/j.issn.1006-7043.2011.03.001]
 YU Xianzhao,SU Yumin,WANG Zhaoli.Flat plate interaction with the near wake of a bluff body[J].hebgcdxxb,2011,(03):271-275.[doi:doi:10.3969/j.issn.1006-7043.2011.03.001]
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近尾迹中平板对钝物体的干扰(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2011年03期
页码:
271-275
栏目:
出版日期:
2011-03-25

文章信息/Info

Title:
Flat plate interaction with the near wake of a bluff body
文章编号:
1006-7043(2011)03-0271-05
作者:
于宪钊苏玉民王兆立
哈尔滨工程大学水下机器人技术国防科技重点实验室,黑龙江哈尔滨150001
Author(s):
YU Xianzhao SU Yumin WANG Zhaoli
State Key Laboratory of Autonomous Underwater Vehicle, Harbin Engineering University, Harbin 150001, China
关键词:
钝物体干扰旋涡交变力斯特罗哈数
分类号:
V211
DOI:
doi:10.3969/j.issn.1006-7043.2011.03.001
文献标志码:
A
摘要:
为了减小作用在钝物体上的交变力进而有效地降低结构振动和噪声,以有限体积法分别采用层流模型、标准k-ε湍流模型,计算了不同Re数和截面形状的钝物体的流体动力性能;并通过在钝物体近尾迹区域水平布置一平板,降低上游钝物体尾涡脱落频率和作用在钝物体上周期性交变力.研究发现存在最优的平板布置位置,可以最大程度地降低作用在钝物体上的周期性交变力以及斯特罗哈数.同时,随着平板尺度的增加,钝物体和平板的升力系数、阻力系数也都随之减小.

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备注/Memo

备注/Memo:
国家自然科学基金资助项目(50879014)
更新日期/Last Update: 2011-04-06