IMECH-IR  > 力学所知识产出(1956-2008)
逆压梯度下近壁湍流的喷射和扫掠
张强; 陆利蓬
Source Publication中国工程科学
2003
Volume5Issue:11Pages:47-50
ISSN1009-1742
Abstract采用Fourier谱展开和紧致有限差分格式,选用两组共振三波为相干结构的初值,计算了其在零压和逆压梯度作用下的演化。对演化后期流场的2,4象限的运动进行了详细的分析。结果发现,在逆压梯度下,扫掠对雷诺应力的贡献要强于喷射。无论是在零压梯度还是逆压梯度下,uv和u^2在法向的输运主要是靠Q_2,和Q_4这两种运动来完成的。零压梯度下喷射部分对输运的贡献大于扫掠的部分。而在逆压梯度下喷射部分对输运的贡献明显减少,扫掠的作用要强于喷射。
Subject Area力学
Indexed By国内刊物
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/16723
Collection力学所知识产出(1956-2008)
Recommended Citation
GB/T 7714
张强,陆利蓬. 逆压梯度下近壁湍流的喷射和扫掠[J]. 中国工程科学,2003,5(11):47-50.
APA 张强,&陆利蓬.(2003).逆压梯度下近壁湍流的喷射和扫掠.中国工程科学,5(11),47-50.
MLA 张强,et al."逆压梯度下近壁湍流的喷射和扫掠".中国工程科学 5.11(2003):47-50.
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