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Sound radiation from fluid-loaded infinite cylindrical shells with rings, bulkheads and longitudinal stiffeners
Author(s): 
Pages: 101-108
Year: Issue:  2
Journal: JOURNAL OF SHIP MECHANICS

Keyword:  环肋舱壁纵骨无限长圆柱壳声辐射Fourier变换稳相法;
Abstract: 本文建立了有环肋、舱壁和纵骨的无限长圆柱壳在水下声辐射的一般的计算模型,利用Fourier变换和模态展开法导出了圆柱壳振动响应和辐射声压在波数域的计算公式,并由稳相法得到了远场辐射声压的解析公式,分析了纵骨、舱壁和阻尼等因素对声辐射的影响,为准确计算双层圆柱壳在水下的振动和声辐射特性奠定了基础.
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