基于ABAQUS声固耦合法的水下结构声辐射研究

Sound radiation of underwater structure based on coupled acoustic-structural analysis with ABAQUS

文章旨在探讨ABAQUS声固耦合算法在模拟水下结构声辐射问题的可行性。基于ABAQUS声固耦合算法对双层圆柱壳的水下噪声辐射特性进行了计算和分析,并把部分计算数据和实验数据进行对比分析。结果表明:ABAQUS在水下结构声辐射特性数值分析问题上可以取得较好的效果,计算值与实验数据基本吻合,满足工程要求,为水下结构声辐射性能研究提供了一种新的分析方法。

This paper aims to probe into the feasibility of sound radiation simulation of underwater structure based on ABAQUS.ABAQUS is used to compute and analyze the underwater sound radiation rule of double cylindrical shell structure.And the computation data are in agreement with the experimental data basically.The result indicates that ABAQUS is appropriate to solve underwater sound radiation problem and it can provide a new analysis method, which satisfies the requirement of project application.