浮体结构的机械阻抗分析方法研究

来源 :第十七届中国国际船艇展暨高性能船学术报告会 | 被引量 : 0次 | 上传用户:luoxuefubai
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  在水中的浮体结构的阻抗反应了其湿结构系统本身的固有特性。采用商用结构分析软件可以直接计算结构的机械阻抗。但商用软件分析时,很难精确考虑到浮体结构的附连水的影响。三维水弹性力学分析方法,能够充分考虑流固耦合的影响。三维水弹性方法采用模态叠加原理,能以较少的自由度,全面而精确地描述船体复杂结构的振动特性,从而大大简化分析与计算。本文对SWATH船体结构的机械阻抗进行了计算,并与商用分析软件计算结果进行了对比。
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