Five response spectrum theories in structural seismic response analysis such as earthquake response spectrum,design response spectrum and so on are introduced.
介绍了结构地震反应分析中的地震反应谱、设计反应谱等三种反应谱理论,并阐述了他们之间的相互联系和功能区别,论述了几种多自由度体系线性动力反应分析方法,为工程抗震设计提供了便捷、有效地分析手段。
The soil-structure interaction model is established by using lumped parameter method and the earthquake response spectrum equation based on this model is deduced.
利用集总参数法建立了土-结构相互作用模型,分析推导了该模型下的地震反应谱公式,通过实例计算,得出了相互作用体系在不同频率地震波作用下的反应谱曲线。
The statistics for quite a lot of the earthquake response spectrums are carried out,then the statistical characteristics of the response spectrum of sliding structures are discussed.
对大量地震反应谱进行了统计 ,探讨了滑移隔震结构反应谱的统计特征。
But the seismic response spectrum in the Chinese Specification is only suitble for the structure whose damping rarion is 0.
而我国抗震规范中的地震反应谱曲线仅适用于阻尼比为0。
Based on the complex damping theory and the energy method,the calculation formula of the damping ratio for different vibration mode is given,and the revising method of the seismic response spectrum of the building add.
本文基于复阻尼理论,采用能量法推导了增层房屋任意振型阻尼比的计算公式,提出了地震反应谱的修正方法,并利用Matlab工具语言编制程序对此方法进行实现。
The stresses and deformation characteristics of the whole building are obtained through seismic response spectrum analysis.
以农村地区大量现存的墙体承重类夯土结构房屋为研究对象,建立有限元分析模型,利用子空间迭代法计算结构的自振周期和振型;通过地震反应谱分析探讨了此类结构在地震作用下的受力变形特点。
Calculation and analysis of seismic response spectra of FPS-based structures;
摩擦摆隔震结构地震反应谱的计算分析
The relationship between the non-classical and theclassical seismic response spectra, and the relationship between damping ratio andthe standard seismic response spectrum are also set up.
同时,本文还得到了非经典地震反应谱和经典地震反应谱的关系、阻尼比和标准反应谱的关系。
Research on and Appliation of Vibrational Response Spectrum in Milisecond Blasting;
微差爆破地震反应谱的研究
Based upon measurements taken on a vast amount of seismic waves from blasting during the second stage of Qinshan Nuclear Power Station Project, vibrational response spectrums and the designed seismic resistance response spectrums are fitted by way of numerical analysis and programme calculations.
对反应谱在微差爆破地震效应中的应用作了相关的探讨和研究,结合秦山核电站二期工程爆破地震监测的大量地震波信号,通过数值分析,编程计算拟合出相应的微差爆破地震反应谱曲线,并给出了该地区的抗震设计反应谱。
Response Spectrum Research of Sliding Base Isolation Structure;
基础滑移隔震体系的地震反应谱研究
Seismic Analysis of Reinforced Concrete Large-bay Frames with Specially-shaped Columns by Seismic Spectrum;
大开间异形柱框架的地震反应谱分析
Calculation and analysis of seismic response spectra of FPS-based structures
摩擦摆隔震结构地震反应谱的计算分析
The Seismic Response Spectral Analysis of the Large Span Highway-railway Cable Stayed Bridge;
大跨度公铁两用斜拉桥地震反应谱分析
Multi-point Seismic Response Excitations Analysis Method Research for Long-Span Structure
大跨度结构多点地震反应谱激励分析方法研究
Study on bidirectional horizontal seismic response spectrum inputs of eccentric structures
偏心结构双向水平地震反应谱输入问题研究
Seismic Response Spectrum Analysis of Main Bridge of Jiangxin Island in Nanjing
南京江心洲大桥主桥的地震反应谱分析
Research of Underwater Rock Plug Blasting Vibration Respones Spectrum Properties and Sturctural Modal Analysis;
水下岩塞爆破地震反应谱特性及结构的模态分析研究
Acceleration spectrum attenuation relation for small and moderate earthquakes in Fujian region
福建地区中小地震加速度反应谱衰减规律
Study on Randomness of Response Spectra and Simulation of Strong Ground Motion;
随机特性在地震动反应谱与强震地面运动模拟中的研究
Sdudy on Parameters of Seismic Design Response Spectrum for Building Structure in Slope Land
坡地建筑结构抗震设计反应谱参数的确定
Technique Research on Generating Compatible Dynamic Response Spectrum of Ground Motion under Non-stationary Phase
相位非平稳人造地震动反应谱拟合技术研究
Numerical Simulation of Spectra-compatible Seismic Ground Motion
基于设计加速度反应谱的地震动时程数值模拟
Research of Vibration Response Spectrum Properties Motivated by Blasting Seismic Velocity Vibration Injury;
爆破地震速度激励下反应谱特性与震动损伤研究
Simulation of Non-Stationary Ground Motion Processes Compatible with Prescribed Response Spectrum;
目标谱符合给定反应谱的非平稳地震动过程模拟
Analysis of Response Spectrum Characteristics of Acceleration and Simulating Acceleration Records for Minor-Moderate Earthquakes in Fujian area, China
福建地区中小地震加速度与仿真加速度记录的反应谱特征分析
Study of Safety Criteria for Multi-story Structure by Blasting Vibration Based on Velocity Response Specturm;
应用速度反应谱研究多层建筑物爆破地震安全标准
Analysis of Reaction Spectrum REsponse of Cable-stayed Bridge under Combination Soism at Sifangtai
四方台斜拉桥在组合地震作用下的反应谱响应分析