对桩基础的水平向刚度模拟采用了等效线性及非线性两种模式。
Two models of linear and non-linear simulation technique are adopted to consider the horizontal stiffness of pile foundation.
本文在考虑桩-土之间相互作用非线性特性的基础上，采用非线性等效弹簧模拟海底土层对桩基的作用，对桩基进行有限元分析。
Based on the consideration of the pile-soil nonlinear interaction, nonlinear equivalent spring is introduced in this paper to simulate the action of soil on piles.
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