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Theoretical and experimental investigation of the distributed source boundary point method for acoustic sensitivity analysis
Author(s): 
Pages: 283-290
Year: Issue:  2
Journal: Journal of Vibration Engineering

Keyword:  声辐射分布源边界点法声学灵敏度;
Abstract: 建立了基于分布源边界点法的声学灵敏度数学模型,推导出了基于分布源边界点法的声学灵敏度计算公式.与基于边界元法的声学灵敏度分析方法相比,文中方法避开了繁复的数值计算和奇异积分的处理,通过与边界元法在计算时间上的比较,证明了文中声学灵敏度计算方法在计算效率方面的优势.以箱体为对象,以激励频率为设计变量进行了实验研究,并通过场点声压灵敏度实验值与文中方法计算值的对比证明了文中方法的正确性和有效性
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