从计算结果看，结构的动位移与输入的地震波方向及维数有关。
From the results, it could be known that the structure's dynamic displacements were related with the seismic waves dimension and direction.
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。
Representing amortization reference set-up, earthquake wave access and earthquake motion input as well.
通过对边坡输入4组理想正弦波和3组实测地震波论证了边坡系统演化过程中的鞍点是系统的固有属性；
It is proved that the saddle point is intrinsic attribute of system during its evolution when 4 sets of ideal sine wave and 3 sets of observed seismic wave are input to the slope.
本文简要论述了时程分析中地震波输入的一些关键控制因素，为土木工程设计人员提供参考。
The key dominant facts of seismic wave input of time history analysis are discussed briefly in this paper, which are shown as reference for civil engineering designers.
结果表明，对于完全对称的结构，也应该考虑地震波的三维输入。
The result shows that earthquake waves should be inputted from three directions even for symmetrical structures.
对纯质量和动力试件分别进行了阶跃输入和地震波加载试验仿真，结果验证了这种方法的优越性。
Numerical simulation of pure mass and dynamic specimens was carried out with step signal input and seismic wave input, respectively. Results validate the effectiveness of this method.
预应力幅值调整为三种情况，地震波的输入方向为竖直和水平竖直双方向，共完成了两组地震波12个工况的振动台试验。
There are three prestressing values and two earthquake wave directions, total 12 test cases are finished in this paper.
对于复杂结构，在动力分析中地震波的最不利输入方向对应着结构的最不利反应。
In dynamic analysis of complicated structure, critical Angle of seismic wave is corresponding to critical response of structure.
随着节点相对刚度比的增加，结构在地震作用下的峰值加速度反应受输入地震波能量分布特征的控制，分布规律非常复杂。
The peak acceleration responses are fully controlled by the relative stiffness ratio and the input seismic excitation, and their distributions are quite complicated.
通过输入不同大小和类型的地震波，分析隔震上部结构和隔震支座的地震反应。
Earthquake responses of isolated top structure and isolation bearing were analyzed by inputting earthquake wave with different magnitudes and types.
将汶川地震时获得的地震波作为输入波，利用FLAC3D软件对软土典型地铁车站中柱进行强震响应的三维数值模拟。
With the seismic wave recorded in Wenchuan earthquake as the input, the centre column of a typical metro station was simulated numerically by the software FLAC3D for its strong seismic responses.
文中同时给出了一种结构-地基动力相互作用中地震波动输入方法，可以准确模拟任意角度入射的地震行波的输入。
A new input methods of wave motion dealing with soil-structure interaction is also proposed which can be used to exactly simulate incident seismic wave from any Angle.
但不同频率地震波输入将对建筑物减振效果产生怎样的影响，减振效果和结构物本身自振频率是怎样的关系，这些是以往的时程分析所不能解决的。
But in the analysis, influence of different frequency input on control effect, and relation between the control effect and natural vibration frequency of the structure can't be solved.
进行了模态实验、敲击激振实验、白噪声和地震波输入的振动台实验，以及缆索拉力和振动频率的测试。
The experiments include modal tests, vibration tests by knocking, shaking table tests by inputting white-noises and seismic waves, and tests of cable forces and vibration frequencies.
地震波的输入采用桩尖处输入。
地震波的输入，通过APDL语言编制的程序来完成，其中多点输入采用了大质量法来施加加速度。
The seismic wave is input by way of coherent-vibration input program and program compiled by APDL.
结果表明，在不同加速度幅值地震波输入下，两种隔震层模型的质量块加速度都有明显的衰减。
The result shows that the peak value of acceleration of the mass block of the two isolation lays both are obviously weakened when inputting different earthquake waves.
从这些问题出发，通过对一在底层安装了一个磁流变阻尼器的十二层结构在不同的地震波滤波工况下减振效果进行分析，得出不同频率输入和减振效果的关系。
In this paper the response of a twelve-story frame structure installed with one MR damper at the bottom floor under four different earthquake acceleration excitations is analyzed, and r…
同时，为简化大型通用软件中地震波的输入，提出了适合于黏性边界条件下水平成层地基中垂直入射地震波的输入方法。
With this method, wave input can be processed directly in different kinds of software by means of one numerical model without assistance from any other professional program.
本文根据文献中提出的求解一维波动问题的有限元与无穷无耦合模型，导出了一种从无穷元与有限元交界面上进行地震波输入的方法。
Based on the coupling model of finite and infinite elements for 1-d wave propagation problems, this paper develops a procedure for seismic wave input from the infinite elements.
在满足相似律的条件下，通过输入不同地震波类型、频率、激振方向和振幅，系统地研究模型斜坡的地震动力响应特性。
Under the condition of similitude law, the seismic responses of model slopes are investigated with different input wave kinds, frequencies, excitation directions and amplitudes.
通过动力时程分析，输入三条地震波，得到相应的结构时程反应曲线。
Response spectrum analysis was conducted to get the response characteristics of the structure under the condition of horizontal earthquake.
结合数值试验，给出了行波输入下沿地震波传输方向上的土层有限元网格划分原则。
Based on the results of numerical experiments, the principle of determining the dimension of the finite element meshes of the soil analysis model under traveling wave excitations is made.
结合数值试验，给出了行波输入下沿地震波传输方向上的土层有限元网格划分原则。
Based on the results of numerical experiments, the principle of determining the dimension of the finite element meshes of the soil analysis model under traveling wave excitations is made.
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