wave-motion input 波动输入
Wave motion input method and artificial boundary conditions in simulation of nonlinear wave motion in infinite layered soils are proposed. One dimensional artificial boundary equations of a linear damping material are derived first.
建立了考虑非线性效应的无限成层地基波动模拟的时域人工边界条件及相应的波动输入方法。
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Finally, the method of wave motion input is established.
最后，建立了相应的波动输入方法。
Numerical examples prove good accuracy of the artificial boundary conditions and wave motion input method, which can be easily used in study of problems of nonlinear wave motion in layered soils.
数值算例表明，所给出的人工边界与波动输入方法具有良好的精度，可以方便地应用于成层地基非线性波动问题的研究。
Representing amortization reference set-up, earthquake wave access and earthquake motion input as well.
探讨了阻尼参数的设置、地震波的选取、地震动方向的输入等问题。
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