地震动

核电厂抗震设计的地震动参数

Seismic ground motion parameters for seismic design of nuclear power piant

地震动未知情况下迭代类复合反演算法比较研究

Study of Multiple Inversion Method for Structure with Unknown Ground Motion

支撑杆疯狂地震动，将排气管都震松了。

The prop shaft vibrated like mad and shook the exhaust mounting loose .

发动机轰隆隆地震动着。

The engines throbbed

基于改进BP网络的地震动信号目标识别

Microseismic Signal Targets Identification Based on Improved BP Neural Networks

影响地震动有三个主要参数：（1）SH波的入射角α0；

There are three main factors that influence the ground motion .

基于EPA的重大工程设计地震动确定

Determination of Design Ground Motion Based on EPA for Vital Engineering Project

SH波入射时浅埋圆形结构附近半圆形沉积谷地的地震动

Ground motion of semi-cylindrical alluvial valley above subsurface circular structure impacted by SH waves

调制ARMA模型在地震动仿真中的几个问题探讨

Discussion on Several Problems for Application of Modulated ARMA Model in Simulation of Earthquake Waves

给出了SH波散射在一定边界条件下的地震动和动应力分析的解析方法。

An analytic method of SH-waves scattering is given upon ground motion and dynamic analysis under certain boundary conditions .

应用HHT方法从竖向地震动记录识别场地液化的物理过程

Identification of physical process of site liquefaction from vertical seismic recordings via the method of HHT

近场强地震动预测中浅源地震的Asperity模型特征

Characterizing a shallow earthquake asperity model for predicting near field strong ground motion

利用“契合”思想，给出SH波作用下浅埋圆孔附近等腰三角形凸起地形表面地震动的解析解答。

In this paper , the ground motion of an isosceles triangular hill above a subsurface cavity with incident SH waves is studied based on conjunction .

首先根据地震动信号在频域和时频域的多种特征，应用BP神经网络模式识别法，将地面车辆目标分为轮式车、轻型履带式车和重型履带式车。

Based on the features of seismic signal in frequency domain and time frequency domain , the BP neural network is used to classify the target into wheeled vehicle , light tracked vehicle and heavy tracked vehicle .

并建立3层、6层和9层钢筋混凝土框架结构模型，对其在20条地震动记录下的IDA集进行分析。

Then the reinforced concrete frame structure model with 3 、 6 and 9 story are established , according to the many earthquake records of IDA non-parametric methods .

由试验结果可知：在SSI效应作用下，基底输入地震动的强度和频谱特性发生了显著的变化；

The results of the tests show that the intensity and spectral characteristics of input ground motions have being changed remarkably under the action of SSI effect ;

本文首先对储罐模型进行地震动台实验，测试储罐的地震响应，在此基础上运用大型有限元分析软件ANSYS对储罐模型地震动响应进行了数值仿真分析。

First this thesis carries out an earthquake platform test on the storage tank . On the basis of it , Ansys is used to make the numerical emulation analysis to the earthquake dynamic response of the storage tank model .

通过12层钢模型结构的振动台试验，观测了纯框架、框架－支撑结构在地震动激发下的动力反应，并用DRAIN－2D程序对模型结构进行了初步分析。

Through the study of the shaking table testing of 12-story steel model frame , the dynamic response of the bare frame and concentrically braced frame is recorded and analysed . The computer program DRAIN-2D is used to calculate the response of the test building .

在近场环境峰值地面速度（PGV）和地震动能量密度（Eρ）可用来较好地估计结构的破坏程度。

It is recommended that the peak ground velocity ( PGV ) and ground energy density ( E () are the parameters that can be used to estimate the damage degree of structures in the near-field environment .

吉林核电站厂址的基岩地震动SL-2高值估算

Calculating maximum value SL 2 of bedrock ground motion at Jilin nuclear power station

本文对锦州93P人工岛场地设计地震反应谱进行了预测，主要研究工作由四个环节组成：（1）锦州93P场地的基岩地震动危险性分析；

A seismic spectrum forecast of JZ 9-3 P Artificial Island is conducted . The main research work consists of 4 parts : 1 . danger analysis of the seismic oscillation to the field bedrock ;

使用KanaiTajimi地震动模型，建立了主动调谐质量阻尼器（ATMD）结构系统的传递函数。

Employing the Kanai-Tajimi model of ground motions , the transfer function is formulated for the active tuned mass damper ( ATMD ) structure system .

针对上述地震反应的重要因素的缺点，提出模拟真实地震动的基于多模态循环往复加载的Pushover分析方法以及循环加载时目标位移时程的确定方法。

For the traditional Pushover method having the above-mentioned shortcomings of the important factors in seismic response , the cyclic loading pushover method to simulate the real ground motions and the method of determining target displacement during cyclic loading are suggested .

讨论了在不同的深厚软弱地基条件下，输入地震动特性不同时桩箱基础高层建筑地震反应的特性，指出了SSI效应对上部结构楼层绝对加速度反应和楼层相对位移反应的影响规律。

The earthquake response characteristic of superstructure built on different deep soft sites is discussed for different input ground motions . Some rules of SSI effect to the absolute acceleration peak value and relative displacement of high-rise building floors are drawn out .

对场地的地震动效应进行了研究，给出了50a及100a超越概率水平为63%、10%和3%的场地地震动参数。

According to the in situ testing and laboratory testing of soil layer dynamic parameters of a typical soft soil site , the site effect and design ground motion parameters of the site for excellence probabilities 63 , 10 and 3 percent in 50 and 100 years were studied .

断层附近强地震动半经验合成方法的研究

Study on semi-empirical method of simulating strong ground motions near fault

近断层地震动峰值加速度特性研究

Study on Characteristics of Peak Ground Acceleration for Near-fault Ground Motions

近断层地震动考虑能量损伤效应的非弹性强度需求

Inelastic Strength Demand of Near-fault Ground Motions Considering Energy Damage Effect

大跨度拱在空间变化的非平稳随机地震动作用下的随机响应

Random response of long span arch under spatially variable seismic excitation

烟台海岸软土场地特征及对地震动参数的影响

Study on Site Classification and Seismic Parameters for the Yantai Seashore