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基于APDL的浮动舱室有限元参数化声学建模与分析

, PP. 25-28

Keywords: 船舶浮动舱室,APDL,有限元分析,模态分析,参数化设计

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Abstract:

运用APDL语言开发参数化计算模块程序,完成某船浮动舱室的三维声学建模,根据实际工作情况选取约束条件,在ANSYS环境下对整体舱室进行有限元模态分析,对比分析不同防火等级情况下舱室低阶振动频率.编制流固耦合声学计算程序并进行谐波声场分析,验证不同厚度防火岩棉对舱室声学性能的影响.将参数化设计与有限元分析相结合,实现复杂模型的结构参数调整、自动生成实体模型并完成有限元分析,对优化船舶舱室声学设计具有重要作用.

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