Influence of base rock condition on earthquake affecting coefficient;
基岩条件对地震影响系数的影响
To predict accurately, calculating method of earthquake affecting coefficient that is one of the most important factors in earthquake response spectra is discussed.
为探讨精细预测地震影响系数分布的计算方法,在分析场地条件、基岩条件和特殊地质现象等影响因素基础上,应用人工神经网络方法定量分析各因素间的相关性,建立预测模型,并以唐山市为实证研究对象,运用GIS软件,绘制出地震影响系数分布图,对场地选择与土地利用提出了建议。
The paper deals with characteristics of seismic response of prestressed concrete structures,and some problems related to damping modification factor formulas of response spectrum and seismic effect coefficient curve of prestressed concrete structure under the horizontal seismic action are studied.
本文研究预应力混凝土结构地震反应的特点 ,探讨了反应谱的阻尼修正公式及确定预应力混凝土结构水平地震作用的地震影响系数曲线问
Earthquake influence coefficient is one of the most important factors of earthquake micro-zoning, which is the basis of earthquake-proof building design and disaster reduction.
地震影响系数是构建地震反应谱的最重要参数之一,也是抗震房屋设计和减灾的基础,唐山市地震影响系数的分布受到场地条件、基岩条件和特殊地质现象等诸多因素的共同影响。
Earthquake response spectra are the key of earthquake micro-zoning, which is the basis of seismic designs of building and disaster mitigation, and the maximum value of earthquake influence coefficient is one of the most important factors of earthquake response spectra.
反应谱最大值,即地震影响系数最大值是地震反应谱的最重要参数之一,由于地震影响系数最大值受到场地条件、基岩条件和特殊地质现象等诸多因素的共同影响,相互关系复杂且不能用经验公式简单表示,故地震影响系数最大值的精确计算是困扰科技工作者多年的难题。
In the general formula of numerical analysis method for dam stability,the reliability of safety evaluate for dam depends on the determination of natural earthquake influence coefficient.
在大坝稳定性数值分析方法的一般公式中,天然地震影响系数的确定,关系到大坝安全评价的可靠性。
Research on seismic influence coefficient of seismic isolated structure with different damping ratio
隔震结构不同阻尼比地震影响系数曲线的改进研究
EFFECTS OF GROUND MOTION DURATION ON DAMPING REDUCTION FACTOR
地震动持时效应对阻尼折减系数的影响
Research on Empirical Relationship of Earthquake Magnitude Scales and Its Influence on Seismicity Parameters
震级转换关系及其对地震活动性参数的影响研究
The influence of isolator characteristics on the seismic response of base-isolated tank
铅芯橡胶支座参数对隔震储罐地震响应的影响
A Study on the Influence of Seismic Wave Inputting Interface on Ground Motion Parameters
地震动输入界面的选取对地震动参数的影响
Characters of filter in seismograph and its influence on seismic data.
地震仪滤波器特性及其对地震数据的影响
ANALYSIS OF IMPACT OF SOURCE REGION STRUCTURE ON SEISMOLOGY PARAMETER SCAN RESULTS
震源区构造对地震学参数扫描结果的影响分析
Study on Influence of Site Conditions to Ground Motion Parameters in Shandong Area
山东地区场地条件对地震动参数影响的研究
Analysis of Structural Parameter Effect on Seismic Response of Self-anchored Suspension Bridge
自锚式悬索桥结构参数对地震响应的影响分析
Analysis on Influence of the Input Parameters of Bedrock on Site Earthquake Response
基岩输入参数对场地地震反应的影响分析
QUANTITATIVE RELATIONS BETWEEN FOCAL PARAMETERS AND MAGNITUDE OF EARTHQUAKES OCCURRED IN YUNNAN PROVINCE
云南地震震源参数与震级的定量关系
Study on the Effect of Site Condition to Ground Motion Amplitude and Attenuation Relations;
场地条件对地震动峰值及衰减关系的影响研究
The appication of digital photogrammetry grid in the fast response for Wenchuan Earthquake rescue
数字摄影测量网格在汶川大地震中的快速响应
On the geometric parameters of the earthquake under the impact of node-KK
浅议几何参数对地震作用下KK型节点的影响
EFFECT OF WENCHUAN EARTHQUAKE ON SEISMIC ACTIVITY IN HUBEI
汶川地震对湖北地震活动趋势的影响
Influence of geometry on high-density seismic data acquisition
观测系统对高密度地震采集资料的影响
The Influence of Di-directional Earthquake to Selecting Waves in Time History Analysis and Column Design
双向地震对地震波选取及柱抗震设计的影响
Strong Motion Records and Earthquake Effect in Jiangsu Province Related to Wenchuan M 8.0 Earthquake
汶川地震在江苏的强震动记录及地震影响场