1) mode superposition method
振型叠加法
1.
The proposed approach can offer an exact solution for dynamic response of base-isolated structure by means of the mode superposition method in each elastic and plastic phase, between which the transitional time must be obtained and employed.
在弹性和塑性的每一个阶段分别利用振型叠加法,并通过准确地求出隔震层弹塑性转换时刻,这种求解方法能够得出结构动力响应的精确解。
2.
This paper analyzes the forced vibration response of transmission system in 200km/h AC electric locomotive during its starting period, establishes the calculating model of the driving system by using mode superposition method, calculates the forced torsional vibration response of transmission system and the dynamic load magnification factor; and analyzes the influence of excitation functi.
随着机车速度的提高,对机车传动系统的动力性能要求越来越高,对２００ｋｍ/ｈ交流电力机车传动系统在启动过程中的强迫动力响应进行了分析,建立了驱动装置的计算模型,通过振型叠加法,得到传动系统的强迫扭转动力响应。
3.
Therefore the vibration equation of the non-proportional damping of the isolated system is decoupled,and the responses of structure under earthquake excitation can be solved by the mode superposition method.
将该串联隔震体系的非比例阻尼分解为比例阻尼部分和非比例阻尼部分,应用Hamilton原理推导出非比例阻尼部分等效振型阻尼比,实现串联电气设备支架隔震体系振动方程的解耦,然后通过振型叠加法求得结构的地震响应。
2) modal superposition method
振型叠加法
1.
A Romberg-fast Fourier transform (R-FFT) integration algorithm based on fast Fourier transform (FFT) and numerical integration theory was proposed for modal superposition method.
基于快速傅里叶变换(FFT)和数值积分理论,提出了一种应用于振型叠加法的龙贝格快速傅里叶变换(R-FFT)积分算法。
2.
A modal superposition method for the dynamic analysis of a structure with coulomb friction is presented.
应用振型叠加法对具有库仑摩擦力的结构进行动力分析 ,用假想力矢量表示因摩擦力引起的非线性 ,用有限元求解运动方程。
3) mode superposition
振型叠加法
1.
Also,a method that combines the Fourier transform and mode superposition to solve the vibration equations is presented.
根据凸轮机构弹性动力学研究的一般步骤，介绍了凸轮机构弹性动力学研究中所用的线性，非线性离散数学模型和连续体数学模型，以及用傅立叶变换和振型叠加法解动力方程的方法。
4) complex mode superposition method
复数振型叠加法
1.
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。
5) Mode-Superposition
振型分解叠加法
6) mode superposition
振型叠加
1.
The mode superposition method is used in the dynamic calculation.
在论证向家坝升船机抗震设防标准的基础上,分别用《水工建筑物抗震设计规范》的标准谱、柯依那(Koyna)地震波和帕柯以玛(Pacoima)地震波计算反应谱对向家坝一级全平衡重垂直升船机塔楼结构进行了振型叠加的动力反应分析和相应的静力计算。
2.
In this paper, the internal forces in the composite space grids were calculated by using the mode superposition response spectrum method and the pattern of the internal forces in those structures under vertical earthquake, the problem of truncated modes and the feature about the distribution of the vertical seismic force coefficient were studied.
采用振型叠加反应谱法计算了竖向地震作用下组合网架的竖向地震内力，研究了该类结构的竖向地震内力分布规律、振型截断问题及竖向地震内力系数的分布规
补充资料：法振《大唐西域求法高僧传》
【法振《大唐西域求法高僧传》】
法振禅师者。荆州人也。景行高尚唯福是修。濯足禅波栖心戒海。法侣钦肃为导为归。讽诵律经居山居水。而思礼圣迹有意西遄。遂共同州僧乘悟禅师梁州乘如律师。学穷内外智思钩深。其德不孤结契由践。于是携二友出三江。整帆上景之前。鼓浪诃陵之北。巡历诸岛渐至羯荼。未久之间法振遇疾而殒。年可三十五六。既而一人斯委彼二情疑。遂附舶东归。有望交址。覆至瞻波即林邑国也乘悟又卒。瞻波人至传说如此。而未的委。独有乘如言归故里。虽不结实仍嘉令秀尔。独何为三无一就。
法振禅师者。荆州人也。景行高尚唯福是修。濯足禅波栖心戒海。法侣钦肃为导为归。讽诵律经居山居水。而思礼圣迹有意西遄。遂共同州僧乘悟禅师梁州乘如律师。学穷内外智思钩深。其德不孤结契由践。于是携二友出三江。整帆上景之前。鼓浪诃陵之北。巡历诸岛渐至羯荼。未久之间法振遇疾而殒。年可三十五六。既而一人斯委彼二情疑。遂附舶东归。有望交址。覆至瞻波即林邑国也乘悟又卒。瞻波人至传说如此。而未的委。独有乘如言归故里。虽不结实仍嘉令秀尔。独何为三无一就。
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