[1]倪大明,张文平,明平剑.低速流场中的声传播模拟[J].哈尔滨工程大学学报,2011,(10):1311-1316.[doi:doi:10.3969/j.issn.1006-7043.2011.10.009]
 NI Daming,ZHANG Wenping,MING Pingjian.Numerical simulation of acoustic wave propagation in a low-speed flow field[J].hebgcdxxb,2011,(10):1311-1316.[doi:doi:10.3969/j.issn.1006-7043.2011.10.009]
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低速流场中的声传播模拟(/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10期
页码:
1311-1316
栏目:
出版日期:
2011-10-25

文章信息/Info

Title:
Numerical simulation of acoustic wave propagation in a low-speed flow field
文章编号:
1006-7043(2011)10-1311-06
作者:
倪大明张文平明平剑
哈尔滨工程大学 动力与能源工程学院,黑龙江 哈尔滨 150001
Author(s):
NI DamingZHANG WenpingMING Pingjian
College of Power and Energy Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
非结构化网格有限体积法时域低速流声传播
分类号:
O353.1
DOI:
doi:10.3969/j.issn.1006-7043.2011.10.009
文献标志码:
A
摘要:
为了研究流噪声的产生机理,且考虑介质粘性和流场对声传播的影响,采用分解法对低速流场中的声传播进行数值模拟.基于非结构化网格,采用有限体积法对时域上低速流的声传播问题进行研究.把可压缩N-S方程分解成不可压N-S方程和声扰动方程,并采用SIMPLE算法来求解声扰动方程,吸收边界采用DRP(保持色散关系)无反射边界.对流场低马赫数声传播过程的模拟显示,数值计算结果与声学理论预测符合良好,证明了该方法的正确性,为复杂流动的声传播以及流噪声的计算模拟奠定了基础.

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备注/Memo

备注/Memo:
中央高校基础科研业务费专向基金资助项目(HEUCF100307)
更新日期/Last Update: 2011-11-04