大质量法(Large Mass Method)、直接加速法(Direct Acceleration Method)与输入位移法(Input—D Method)是目前跌落分析的三种等效方法。
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...践-合智网 构多点激励动态时程分析的方法主要有相对运动法（RMM，Relative Motion Method）和大质量法（LMM，Large Mass Method）。
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large-mass method 大质量法
Completing the earthquake response analysis of loess clay site without fissuresInput the seismic waves excitations on the bottom of model by "Large mass method", complete time-stepping response analysis of loess site without fissures.
研究了一般黄土场地的地震反应。 采用“大质量法”从模型底部边界施加地震激励,研究了一般黄土场地的地震时程反应。
参考来源 - 黄土地裂场地桥梁结构地震反应分析What is more, to discuss the effect of wave travel effect on the tower-line system, large mass method is introduced to analyze the tower-line system’s seismic response under the wave travel effect.
另外,利用大质量法分析了行波效应对输电塔线体系地震反应的影响,发现输电塔的塔顶位移和加速度、杆件应力、导地线及绝缘子的张拉力、塔底支座反力等受行波效应的影响较小,仅存在时间差。
参考来源 - 大跨越输电塔线体系地震反应分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The model and equations used for measuring the seismic effects of traveling wave onto long span bridges are derived and established, during the course of which the large mass method is utilized.
运用大质量法，建立并推导了长大跨度桥梁考虑行波效应的分析模型及解析方程。
This ancient method of desalination of sea water, consume a large amount of energy, resulting in a large number of pot dirt is difficult to mass production of fresh water.
这种古老的海水淡化方法，消耗大量能源，产生大量锅垢，很难大量生产淡水。
When a structure vibrates in water, large amount of computation will be unavoidable if the fluid finite element method is used to calculate the added water mass matrix and damping matrix.
当结构在静水中振动时，如采用流体有限元来计算流体的附加质量和附加阻尼，势必导致解题规模过大。
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