[1]宣领宽,张文平,明平剑,等.预测消声器声学性能的时域非结构有限体积法[J].哈尔滨工程大学学报,2012,(02):185-191.[doi:10.3969/j.issn.1006-7043.201104067]
 XUAN Lingkuan,ZHANG Wenping,MING Pingjian,et al.Unstructured finite volume time domain method for prediction of a muffler’s acoustic attenuation performance[J].hebgcdxxb,2012,(02):185-191.[doi:10.3969/j.issn.1006-7043.201104067]
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预测消声器声学性能的时域非结构有限体积法(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2012年02期
页码:
185-191
栏目:
出版日期:
2012-02-25

文章信息/Info

Title:
Unstructured finite volume time domain method for prediction of a muffler’s acoustic attenuation performance
文章编号:
1006-7043(2012)02-0185-07
作者:
宣领宽 张文平 明平剑 龚京风 许万军
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):
XUAN Lingkuan ZHANG Wenping MING Pingjian GONG Jingfeng XU Wanjun 
College of Power and Energy Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
有限体积法传递损失消声器非结构化网格声学性能
分类号:
O429;TB535
DOI:
10.3969/j.issn.1006-7043.201104067
文献标志码:
A
摘要:
为了探讨时域有限体积方法(FVM)在消声器声学性能预测中的应用,采用交错非结构FVM求解线性声波动方程,并进行数值色散分析给出相应的稳定性判据,运用吸收边界条件改进时域脉冲法,并用于预测消声器的声学性能.利用该方法模拟外插管消声器传递损失,结果与商业软件SYSNOISE有限元计算结果、文献实验结果均吻合良好,证明该方法预测抗性消声器声学性能的准确性.分析2种出口管位置蒸汽消声器的声学性能,验证了该方法的正确性及对大网格数模型的良好适用性.

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备注/Memo

备注/Memo:
中央高校基本科研业务费专项资金资助项目(HEUCF100307)
更新日期/Last Update: 2012-04-13