使用反应谱方法,对斜拉管线桥体系进行了竖向地震反应分析。
By using the response spectrum method, analysis of vertical seismic responses for the cable - stayed pipe bridge system is carried out.
以青马桥为例,将虚拟激励法的计算结果及效率与反应谱方法和时间历程法作了比较。
As an example, the seismic responses of the Tsingma bridge obtained by the pseudo excitation method are compared with those obtained by the response spectrum method and the time history method.
其次,采用传统地震反应谱方法,分析地震动模型和地震动输入角度对输电塔地震反应的影响。
Secondly, the conventional seismic response spectrum method is employed to obtain the seismic response on transmission tower.
几十年来,先后诞生了拟静力方法、反应谱方法、时程分析方法、基于性能的设计方法等抗震设计方法。
For the recent decades, the pseudo static method, the response-spectrum analysis, time-history analysis, performance-based design method, spring out early or later.
在工程实际中,需要考虑非经典阻尼对减隔震结构的影响,因此产生反应谱方法不能直接用于计算减隔震结构地震响应的问题。
Engineering practice should consider the effect of non-classical damping, but this hampers the application of simple method, such as response spectrum analysis.
阐述了直接在履带车辆负重轮轴上安装传感器测量路面反应谱的一种简便方法。
A handy method of setting sensors directly on the axles to measure road response spectrum is introduced in this article.
为了合理准确估计多维结构的地震位移反应,提出了多维能力谱方法的概念及实施步骤。
In this paper, the fundamental concept and implementing procedure of multiple capacity spectrum method are introduced for the veracity of estimating the displacement demands of multiple structures.
提出了一种模糊输入特征的楼面反应谱计算方法。
A randomized calculation method of floor response spectrum in consideration of fuzzy characteristics of input motion is presented in this paper.
定性讨论了采用精确法和其它数值方法计算地震动反应谱的精度和与之相关的问题。
The precision and other problems in calculating response spectra by using precision method and other numerical methods are discussed.
应用反应谱理论建立了爆破震动危害评价方法,并应用于实际工程中。
Established blasting vibration hazard assessment methods on the basis of the response spectral theory, and applied to practical project.
本文提出的方法较易掌握,可以作为工程场地和中小城市地震影响小区划中确定设计反应谱的简化方法。
The method is easy to master, and then, can be used for the definition of design spectra in the seismic microzonation small or moderate cities, and in the site evaluation of engineering projects.
最后还讨论了把设计地震反应谱转换成地震烈度的方法,给出了建议的转换方案。
Finally, a methodology converting response spectrum of design earthquake to seismic intensity is also discussed; and a conversion scheme is recommended.
提出了一种在时域内叠加窄带时程的方法以提高人造地震动时程对目标反应谱的拟合精度。
A new method which improves the fitting accuracy of artificial time history of ground motion to the target response spectrum by superimposing narrowband time histories in the time domain is proposed.
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.
利用唐山近场强震记录对如何分析场地反应进行研究,分析比较了多种方法:线性反演法、传统的谱比法以及接收函数法。
We compared site response from the S wave inversion and those from other techniques, such as traditional direct spectral ratios of S waves and receiver function of S waves.
用谱方法对等温反应槽道湍流流动中标量关联量输运进行了三维直接模拟。
The direct numerical simulation (DNS) of incompressible reacting turbulent flows was carried out using a spectral method.
为减小长周期反应谱的计算误差,本文提出一个计算长周期反应谱的转换模型和与之相应的精确计算方法。
The transition model and relevant precise method for calculation of the long period portion of response spectrum is proposed to reduce the calculating errors.
本文研究了在空间相关地面运动数学模型下线性体系振动反应的前三阶谱矩的特点和它们的解析计算方法。
This paper studies the Characteristics of the first three spectral moments for the response of linear systems under the space-interrelated ground motion model and an analytical method.
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.
本文应用样条函数方法拟定了一个由加速度记录快速计算结构震动反应谱的方法。
This paper proposes a procedure to determine the response spectra by spline function analysis using acceleration record as input.
能力谱法可以用来估计结构的目标位移,在该方法中弹塑性反应谱常用于需求曲线的建立。
The target displacement of a structure can be predicted by capacity spectrum method, where the demand curves are often constructed by elastic-plastic response spectra.
采用多种电化学方法研究了极谱波的性质和电极反应机理。
By using different electrochemical methods, the properties of the polarographic wave and the mechanism of electrode reaction were studied.
提出用近似计算法计算各组分的动力学谱,使该方法能适用于任意反应级数的体系。
Furthermore, an approximate algorithm is pro-posed to compute the kinetic spectrum of each species, thus making the method effective as well for reactions with fractional orders.
本文结合抗震设计规范反应谱,给出了一个附加非线性流体粘滞阻尼器结构的抗震设计方法。
This paper presents a seismic design method for existing buildings equipped with nonlinear fluid viscous dampers (FVD).
采用X射线光电子能谱(XPS)方法对不同反应体系下化学合成的聚苯胺(PANI)的结构和掺杂状况进行了研究。
The structure and protonation level of conductive polyaniline (PANI) chemically synthesized in different reactive systems have been investigated using X-ray photoelectron spectroscopy (XPS).
基于平稳随机振动理论,推导了一般阻尼结构体系反应谱组合方法,以满足大跨度桥梁等结构抗震设计的需要。
A spectral combination rule is proposed based on the theory of random vibration of structures for the need of aseismic design of Bridges, etc.
采用反应谱法,时程分析方法以及随机振动方法分析了拱桥在一维和多维地震激励下的地震响应。
Through spectrum analysis, time-marching analysis and radom vibration analysis, the seismic performance of arch bridge under one-dimension and multi-dimension excitation has been analyzed.
用扫描电镜能谱和X射线衍射方法对乙苯反应器腐蚀产物进行了分析。
The corrosion products formed on ethylbenzene reactor have been examined by using EDX and XRD.
测定了它们的红外光谱和核磁共振谱,探索了适宜的反应条件及产物的提纯方法。
The favourable reaction conditions and the purification methods of these compounds were found out.
总结了高层钢框架结构多遇地震下的合理刚度设计方法,并对该设计方法进行了反应谱和时程的验证分析。
This paper summarizes how to use RRSD to finish aseismatic design for high-rise steel frames under frequently occurred earthquake action and verifies it by spectra analysis and time-history analysis.
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