正 一、概述结构动力分析时,为了进行动态响应历程及相应的应力情况分析,一般使用振型叠加法(Mode Superposition Method)。因而,特征对(结构频率及振型)的求 .
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the mode superposition method 振型叠加法
wet mode-superposition method 湿模态法
direct mode superposition method 直接模态叠加法
complex mode superposition method 复数振型叠加法
nonlinear mode superposition method 非线性模态叠加法
Afterwards the article elaborated the theories of seismic analysis in structures, including the direct integration method, mode superposition method, mode superposition response spectrum analysis method, timehistory analysis method, as well as the calculation method of structure frequency and modes.
之后本文阐述了结构地震振动分析的有关理论,包括直接积分法、振型叠加法、振型分解反应谱法、时程分析法,以及结构频率与振型的计算方法。
参考来源 - 斜柱斜框架结构的静动力分析与研究Conclusion: Making use of the mode superposition method in the ANSYS to carry on the transient dynamic analysis to the whole model of FPSO is viable, the result is dependable.
结论:运用ANSYS中的模态叠加法对FPSO整体模型进行瞬态动力分析是可行的,结果是可靠的。
参考来源 - FPSO整船有限元模型的瞬态动力分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The proposed approach can offer an exact solution for dynamic response of base-isolated structure, through using the complex mode superposition method.
利用复数振型叠加法，这种求解方法能够得出结构动力响应的精确解。
The mode superposition method that was often used in the analysis of wind induced vibration in engineering had great relevance to the mode characteristics of roofs.
工程中常采用的风激振动的振型分解法与屋盖的振型特性密切相关。
This method is based on the superposition integration principle. It is quite simple and useful. It avoids the complicated works for system mode building.
该方法基于叠加积分原理，简单实用，并避免了对系统建模的复杂过程。
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