轴对称射流气动声场的数值模拟

IMECH-IR > 力学所知识产出(1956-2008)

	轴对称射流气动声场的数值模拟
	胡国庆; 刘明宇; 傅德薰; 马延文
Source Publication	计算物理
	2001
Volume	18 Issue:3 Pages:193
ISSN	1001-246X
Abstract	构造了Kirchhoff积分和CFD计算相结合的算法，采用高精度差分格式对不同喷口马赫数的轴对称射流进行数值模拟，并以此作为近场声源，运用Kirchhoff积分方法研究远场气动噪声。数值结果表明，远场噪声具有方向性，噪声声压在离开对称轴20℃处达到最大值。随着传播距离增大，噪声方向性逐渐减弱。
Keyword	气动噪声轴对称射流 Kirchhoff积分紧致差分格式
Subject Area	力学
Indexed By	CSCD
Language	中文
CSCD ID	CSCD:675117
Citation statistics
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/16536
Collection	力学所知识产出(1956-2008)
Recommended Citation GB/T 7714	胡国庆,刘明宇,傅德薰,等. 轴对称射流气动声场的数值模拟[J]. 计算物理,2001,18,3,:193.
APA	胡国庆,刘明宇,傅德薰,&马延文.(2001).轴对称射流气动声场的数值模拟.计算物理,18(3),193.
MLA	胡国庆,et al."轴对称射流气动声场的数值模拟".计算物理 18.3(2001):193.

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