节点文献
冲击声场的时域边界元分析
BOUNDARY ELEMENT METHOD IN TIME DOMAIN OF IMPACTED ACOUSTIC FIELD
【摘要】 本文用时域边界元技术从理论上探求机械结构在冲击力作用下的瞬态声辐射规律,预报声场特性,为冲击噪声的研究提供理论分析方法和计算手段。
【Abstract】 This paper investigates theoretically transient, sound radiation properties of a mechanical structure under impaoted forces by the boundary element method in time domain. It can predict acoustic field characteristics and provide a theoretical analysis method and a numerical calculation technique for impacted sound research.
【关键词】 时域边界元;
声场计算;
冲击声场;
【Key words】 boundary elemeut method in time domain; acoustic field calculation; impact noise.;
【Key words】 boundary elemeut method in time domain; acoustic field calculation; impact noise.;
- 【文献出处】 应用力学学报 ,Chinese Journal of Applied Mechanics , 编辑部邮箱 ,1990年04期
- 【被引频次】5
- 【下载频次】127