而对于其中的储液罐与液体的流固耦合问题，主要采用附加质量法进行解耦分析研究。
The fluid-structure interaction problem of cylindrical tank is solved mainly with added mass method.
重点研究了在ANSYS中考虑动水压力的两种方法，即有限域内附加质量法和顺序弱耦合算法。
Two methods considering dynamic water pressure in ANSYS were studied, which were finite field addition mass method and sequence weak coupling solving method.
本文还提出了一种附加质量法来修正高阶模态的截尾误差而不采用剩余柔度矩阵，从而使本法能简易地获得高精度。
In this paper, the additive mass technique is also proposed for correcting the truncation error of higher order modes without using the residual compliance matrix.
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