振型分解反应谱法

采用悬臂梁振型分解反应谱法研究重力坝地震响应。

The mode-superposition response spectrum method of cantilever is used to study the seismic response of gravity dam .

对于被动消能体系，指出采用振型分解反应谱法对尚未安装阻尼器的无控结构进行设计时，需要考虑阻尼器附加阻尼比的影响。

For new energy dissipation buildings , this article points out that the effect of additional damping ratio should be taken into consideration in the design of the structure before installation of dampers by the application of mode-superposition response spectrum method . 2 .

针对竖向传播的SV波作用下刚性桩复合地基的动力反应，在振型分解反应谱法的理论基础上，提出一种基于有限元分析的拟静力方法。

Based on the finite element method and the theory of mode superposition , a quasi-static calculation method for the seismic response of rigid pile composite foundation under SV wave is presented .

采用振型分解反应谱法，分析了小高层建筑屋顶花园作为TMD的减震原理和该TMD与主体结构频率比和质量比的变化规律，并阐述了对TMD的最优参数设计；

This paper , by taking roof garden as TMD in mid-rise building , discusses the shock reduction principle and the change rule of frequency ratio and mass ratio between TMD and structure , based on the modal analysis response spectrum . The TMD 's optimal parameters design is explained .

在振型分解反应谱法中重点对振型的组合方式（SRSS法和CQC法）选择做了初步的判断，同时也对竖向地震的参与作用对水平地震作用下的影响进行了研究和探讨。

In the method of vibration disassembling response spectrum , it focused on the combinations of the vibrations ( SRSS method and the CQC method ) and made a preliminary judge . This paper further stud-ied and discussed the role of vertical earthquake and its influence towards horizontal earth-quake .

水闸结构抗震分析的悬臂梁振型分解反应谱法

Cantilever mode response spectrum method for seismic analysis of sluice structures

现行地震分析方法主要采用振型分解反应谱法。

The analyse method of the seismic meaning adopt the response spectrum method .

减震结构的分析方法之一是振型分解反应谱法。

The response spectrum modal analysis is one of the methods used for analyzing damper-added structures .

筒承式圆筒仓底部剪力法与振型分解反应谱法的分析与研究

Study on the base shear method and the vibration mode combination method of seismic action on silos

必分别采用振型分解反应谱法和时程分析法进行地震作用计算，两种方法所得结果基本一致。

The response spectrum method of computing seismic response and the time-history analysis method have similar analysis result .

通过基于滑移隔震体系反应谱理论的振型分解反应谱法求解多自由度滑移隔震结构的地震反应。

We calculate the seismic response using the theory based on the response spectrum of sliding base isolation structure .

利用传统的振型分解反应谱法，初估了塔柱结构的振动位移。

By using an time-domain method of experimental modal analysis technique , the modal parameters of the tower structure are identificated .

并对振型分解反应谱法和时程分析法的结果进行比较，得出一些有益的结论。

It compared the results from the vibration disassembling response spectrum method and the time-history analysis and drew some useful conclusions .

这样对简化后的等效模型结构应用振型分解反应谱法，可求出原结构考虑高阶振型影响的结构最大地震反应。

Thusly , maximal earthquake response of a structure can be solved by applying response-spectrum-analysis method to its corresponding equivalent simplified model structure .

详细分析了结构的静力特性，采用了振型分解反应谱法计算了水平和竖向地震作用下结构的响应。

The static behaviors of the structure are analyzed in detail , and the seismic performances are calculated by the modal response spectrum method .

阐述大跨结构用振型分解反应谱法计算竖向地震作用的理论依据；

In this paper the theoretical of the vertical earthquake action of long span structure calculated by the multi-vibration mode reaction spectrum method is presented ;

本文根据建筑结构抗震规范规定的振型分解反应谱法和时程分析法，对采用消能减振装置加固的北京饭店西楼进行分析与设计。

The seismic structural analyses and design are carried out by means of response spectrum and time history methods for the west wing of Beijing Hotel .

通过振型分解反应谱法、结构弹性时程分析以及在罕遇地震作用下的静力弹塑性分析，对该工程的结构抗震性能进行了评估。

In order to evaluate the structural seismic behaviour , the response spectrum analysis , elastic tine-history analysis and static elastoplastic pushover analysis are carried out for the structure .

以单层不等高厂房为研究对象，分别采用简化的底部剪力法和精确的振型分解反应谱法对其横向抗震性能进行计算分析。

This paper uses single-story unequal height building as study object and respectively adopts bottom shearing force method and vibrant-type-disintegration method to calculate and analyze its horizontal seismic response .

分别采用振型分解反应谱法和时程分析法对板锥网壳结构进行了地震响应分析，得出了可应用于工程实践的重要结论。

The plate cone reticulated shell is analyzed on seismic responses with mode decomposition response spectrum and time history analysis method , some important conclusions are obtained for practical design .

运用振型分解反应谱法和时程动力法分别进行计算，对比分析了坝体地震动位移、地震动应力的响应及其分布规律，以及两种模型中坝体在地震响应下的差异。

We calculate and compare the results of the different models of spectrum and transient analysis , the distribution laws of seismic displacements and stresses in RCC gravity dam are analysed .

对三种结构分别采用振型分解反应谱法和弹性时程分析法计算地震作用效应，时程分析结果取最大值的包络。

Mode analysis response spectrum method and elasticity time-history method were used to calculate earthquake effect for three structures , and the result of time-history analysis adopt envelope of the maximum value .

在进行地震反应分析时，采用了振型分解反应谱法和时程分析法，对两种方法计算的结果进行了比较和分析。

The dynamic response of the earthquake is analyzed with the method of the response spectrum method and time history method . And the results of the two methods is compared and analyzed .

本文采用蒙特卡洛法对耗能减震结构强振型分解反应谱法进行了研究，并做出统计分析；

In this paper , the Monte Carlo method is used to study the forcing decoupling response spectra method of passive energy dissipation systems , and the statistical characteristic of this method is analyzed .

本文采用剪切型、剪弯型及弯曲型结构的集中质量层间模型，利用振型分解反应谱法分析了它们的地震作用。

The earthquake actions of shear type , shear-bending type and bending type regular highrise buildings are analyzed by using the modal analysis through response spectrum procedure and lumped mass story models in this paper .

推导了采用振型分解反应谱法计算地震作用时的单元灵敏度公式，当采用不同方法估计体系最大反应时，灵敏度公式也有所不同，这一方法适用于自编程的工程拓扑优化。

Element sensitivity formula were derived using mode analysis response spectrum method calculate earthquake effect , the sensitivity formulas are different when using different methods to estimate the biggest reaction of system , this method is suitable for engineering topology optimization self-programming .

根据试验数据和强震下的破坏特征，对模型进行了动力特性分析，并采用底部剪力法、振型分解反应谱法和时程分析法对试验模型进行了理论计算。

Based on the dynamic test results and the damage of the structure , the vibration characteristic is analyzed , in addition , the theoretical analysis is implemented by methods including bottom shear method , spectrum response method and time history analysis method .

结果表明，采用现行规范中的底部剪力法及相应修正系数、公式，进行不等高厂房横向抗震分析时误差过大，建议采用较为精确的振型分解反应谱法。

The results of the analysis showed that error of single-story unequal height building 's horizontal anti-seismic analysis is larger when adopting bottom shearing force method , correct coefficient and formula prescribed in the current standard , so the exacter vibrant-type-disintegration method should be adopted .

构造能模拟一层框剪结构的层单元，用振型分解反应谱法分析不同高度和结构刚度特征值的断层剪力墙框剪结构的地震反应，设定可中断剪力墙高度的条件。

The storey element , which can model one storey of the frame-shear wall structure is fabricated . Based on SRSS method , the frame-shear wall structure with shear wall interruption at different heights is analyzed . The conditions of interruptable shear wall height are established .

接着分别采用振型分解反应谱法和时程动力分析法对塔楼进行动力分析，并对比了粘弹性边界与固定边界的时程动力法分析结果。

Then it takes a dynamic analysis of the tower using the mode analysis response spectrum method and the dynamic time-history analysis method respectively . The contrast between the results under the viscous-spring artificial boundary and the fixed boundary using the dynamic time-history analysis method are also showed .