The key of this paper is the solution of the second-order double-frequency wave exciting force for a floating body sailing in waves by solving second-order diffraction potential.
本文的关键是通过求解二阶绕射速度势获得三维移动物体的二阶倍频波浪力。
Then, a semi-analytical solution for the velocity response of the pile subjected to a semi-sine wave exciting force was derived by using invert Fourier transform.
利用付立叶逆变换，给出了半正弦脉冲激励下桩顶速度时域响应半解析解。分析了主要参数对响应的影响。
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