potential scattering

The analytic expressions for the scattering potential functions are obtained by using the multipole expansion method,and expressions for the wave force are defined.

首先基于多极子展开方法,建立了散射势函数的解析表达式,并进一步得到浮体散射波浪力的计算公式,然后利用边界元方法验证了本文的解析解,最后分析了不同参数的变化对双圆柱形浮体结构波浪力的特有影响。