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可压缩轴对称射流三维拟序结构的演化
刘明宇; 马延文; 傅德薰
Source Publication中国科学. G辑, 物理
2003-02-15
Volume33Issue:1Pages:15-21
ISSN1672-1780
Abstract采用高精度差分方法对空间发展轴对称可压缩射流流场进行直接数值模拟,计算结果显示了射流失稳后首先出现Kelvin-Helmholtz非稳定特征,流动的进一步发展,非线性效应的增长导致轴对称涡环的二次失稳和流向涡的产生,并给出了拟序结构的三维演化过程,计算结果证实了轴对称射流中二闪失稳,流向涡的产生是增强流动混合及流动产生转捩的重要机制。
Keyword射流 涡环结构 流向涡结构
Indexed ByCSCD
Language中文
Funding Organization国家重点基础研究规划基金(批准号:NHBSRSF G1999032805)
CSCD IDCSCD:1299912
Citation statistics
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/41802
Collection力学所知识产出(1956-2008)
Corresponding Author刘明宇
Recommended Citation
GB/T 7714
刘明宇,马延文,傅德薰. 可压缩轴对称射流三维拟序结构的演化[J]. 中国科学. G辑, 物理,2003,33(1):15-21.
APA 刘明宇,马延文,&傅德薰.(2003).可压缩轴对称射流三维拟序结构的演化.中国科学. G辑, 物理,33(1),15-21.
MLA 刘明宇,et al."可压缩轴对称射流三维拟序结构的演化".中国科学. G辑, 物理 33.1(2003):15-21.
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