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spectra method
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  谱法
    Basic requirement and design principle of performance-based seismic design is put forward using deformation demands as design parameter. Performance-based seismic method of RC frame structures is illustrated. Firstly,the deformation demands are calculated using inelastic displacement spectra method.
    以变形需求作为设计参数,阐明了RC框架结构基于性能的抗震设计方法的基本原理及步骤:利用弹塑性位移谱法求解结构的位移与变形需求,在层间位移角满足特定要求后,将梁柱塑性铰区的转动量值作为性能设计的参数,结合预期的性能目标由梁柱性能设计方程进行构件变形能力设计。
短句来源
    It shows that the inelastic displacement spectra method is efficient to calculate deformation demands,and quantified deformation capacity design will control the damage of structures under expected performance objects.
    结果表明:弹塑性位移谱法求解结构位移需求是一种可为工程接受的、简便有效的方法,通过梁柱性能设计方程对变形能力进行定量设计,可将结构的破损程度控制在预先设定的性能目标范围内。
短句来源
    Seismic analysis and design for dining-room structure of Zhenrong middle school with energy dissipators PartⅠ: Response spectra method
    振戎中学食堂楼耗能减震分析与设计(Ⅰ)一反应谱法
短句来源
    Some Issues on Response Spectra Method in Analyzing Damper-Adde d Structures
    阻尼减震结构反应谱法计算若干问题
短句来源
    Numerical Distribution Characteristic for Ratios of Inelastic Displacement Spectra Method to Shaking Table Test
    弹塑性位移谱法与振动台试验比值的数值分布特征
短句来源
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  谱方法
    Capacity curves could be got from push-over analysis,however the structural displacements on performance points must be got from capacity spectra method. The current capacity spectra methods were graphical and iterative methods.
    由Push-over分析法可以得到结构的能力曲线,若想得到相应于性态点(Performance Point)处的结构位移则需要通过能力谱方法(Capacity Spectra Method)才能得到,而目前的能力谱方法均为图形方法,而且多数需通过迭代才能完成。
短句来源
    3. The displacement demand (target displacement) of pushover analysis by adopting capacity spectra method is discussed.
    3.评述了静力推覆分析方法中应用能力谱方法确定结构目标位移的应用情况。
短句来源
    The displacement demand (target displacement) of each modal pushover analysis is obtained by using the improved capacity spectra method.
    并在多模态静力推覆分析方法的基础上,对于每阶模态下的位移需求(目标位移),提出了应用改进能力谱方法求得结构位移需求的一般步骤。 并首次将能力谱方法应用到混合结构抗震性能的评估中,对不同高度的混合结构进行了抗震性能的能力需求分析。
短句来源
    The displacement ratio method is investigated systemically in this paper. The displacement ratio method is also called displacement ratio spectra method. The maximum inelastic displacement of structures can be estimated from the maximum elastic displacement with the method.
    本文对估计抗震结构非弹性位移的位移系数法进行了较为系统的研究,由不同周期结构的位移系数连成的曲线被称为非弹性位移比谱,因此这种方法又叫位移比谱方法,它的基本思想是将结构保持完全弹性的最大位移乘以一个修正系数来得到该结构的非弹性位移。
短句来源
    The principles of establishing the inelastic spectrum by means of force reduction factor R and ductility factor μ are elaborated. The inelastic demand spectra are established according to the new Chinese Seismic Design Code for Buildings, and this lays the groundwork for structural inelastic analysis by applying capacity spectra method on the basis of new seismic design code.
    阐述了通过力的折减系数R和延性系数μ建立弹塑性反应谱的原理,并由新《建筑抗震设计规范》(GB50011-2001)的加速度反应谱建立了弹塑性需求谱,为结合新抗震规范应用能力谱方法进行结构弹塑性分析奠定了基础。
短句来源
  “spectra method”译为未确定词的双语例句
    The seismic excitations peak accelerations of shaking table are 0.090g, 0.258g, 0.388g, 0.517g, 0.646g, 0.775g and 0.904g respectively. The inelastic displacement spectra method is applied to compute.
    振动台输入峰值加速度依次为:0.090、0.258、0.388、0.517、0.646、0.775和0.904g。
    RESPONSE SPECTRA METHOD FOR RANDOM SEISMIC RESPONSE OF SOIL-STRUCTURE SYSTEM
    基于反应谱的土与结构相互作用体系非平稳随机地震反应分析
短句来源
    (3) The target displacement obtained from the pushover analysis by using the inverse triangular pattern combining with the improved capacity spectra method is relatively close to that from NTHA in most cases for site conditions I, II and III categories with error less than 25%;
    对比分析表明,这几种方法当周期大于1 秒时所给出的最大非弹性位移都非常接近于时程分析结果;
短句来源
    2. Using spectra method, the structure is analyzed within the range of elastic response.
    2、对模型进行在弹性范围内的振型分解反应谱分析。
短句来源
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  spectra method
The FQRS (fluorescence-quenching-resolved spectra) method was used to decompose the total emission spectrum.
      
The FQRS (fluorescence-quenching-resolved-spectra) method has been used to decompose the total emission spectrum of the wild-type protein into spectral components.
      
The interactions of norfloxacin (NFA), DNA, and Cu2+ are studied by fluorescence and UV-spectra method.
      
The FQRS (fluorescence quenching resolved spectra) method was used to decompose the total emission spectrum of HLL lipase.
      
Then we investigated the dynamics of the microenvironments of the two buried Trp residues in the crystals of protein, by the red-edge excitation spectra method.
      
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This paper provides a finite element method for evaluating dynamic response and buckling of liquid storage tanks under vertical earth-quake excitation. In this apporach, the tank shell is modelled by the revolution thin shell element and the liquid region is treated analytically. Then by using of boundary integration, the coupling vibration of liquid-tank system is solved. The response spectra method and direct dynamic integration method are used to compute the earthquake response of liquid storage...

This paper provides a finite element method for evaluating dynamic response and buckling of liquid storage tanks under vertical earth-quake excitation. In this apporach, the tank shell is modelled by the revolution thin shell element and the liquid region is treated analytically. Then by using of boundary integration, the coupling vibration of liquid-tank system is solved. The response spectra method and direct dynamic integration method are used to compute the earthquake response of liquid storage tanks. Finally the dynamic buckling of liquid torage tank is analysed by the quasi-static method. In a real time the integration method is also offered.

本文提供一个用于计算储液罐在竖向地震作用下动力和稳定分析的有限元方法。该方法是将罐壁用薄壁环壳单元进行离散,对液体则用解析解,然后用边界积分的方法,从而求解罐-液耦联振动。另外利用反应谱方法,求出地震动力响应,最后用准静力方法,采用前屈曲线件理论对储罐进行动力稳定分析。同时本文还给出了时程分析的计算方法。

In this paper, a finite element analysis method of earthquake response of suspended system with large mass is discussed. Through calculating a real example of electric dust eliminator and comparing response spectra method with time procedure analysis, a few laws of suspended system earthquake response are concluded. The method we adopted in this paper has particular value to the seismic design of suspended system.

本文论述了具有大质量悬挂的结构地震反应的有限元分析方法.结合电力除尘器实例计算,进行了反应谱分析和时程分析结果的对比,总结出了悬挂结构地震反应的一此规律,并对指导悬挂结构的抗震设计有一定价值.

ln this paper, bascd on perfonnance experiznents of energy dissipation devices and numeric research on passive energy dissipation systnaes at honae and abroad, combined with Chinese aseismdc design code being revised, an uniform aseisadc desgin method of structures with energy dissipation devices is presented. First of all, cornputational meth- ods of equivalent damping and stiffness of velocity-dependent and hysteretic energy dissipators are establised. Seodndly, accuracy and feasibility of forcing decoupling...

ln this paper, bascd on perfonnance experiznents of energy dissipation devices and numeric research on passive energy dissipation systnaes at honae and abroad, combined with Chinese aseismdc design code being revised, an uniform aseisadc desgin method of structures with energy dissipation devices is presented. First of all, cornputational meth- ods of equivalent damping and stiffness of velocity-dependent and hysteretic energy dissipators are establised. Seodndly, accuracy and feasibility of forcing decoupling method of non-classical daraping natrix of energy dissipation systems are analyzed. A modal deooupling response spectra method in which energy dissipatom can be oonsidered to provide additional modal damping ratio of structures is presented. Thirdly, design process of energy dissipation structures is transformed to that of common structures, based on establishment of analyzing methods-of elastic and elastoplastic seismic response of energy dissipation systems. Finally, some aseismic design examples of energy dissipation systems are presented.

本文基于国内外耗能减振装置的性能试验和耗能减振结构的计算研究并结合我国正在修订的建筑结构抗震规范,提出了耗能减振结构抗震设计的统一方法。首先,提出了速度相关型线性耗能器和滞变型耗能器等效阻尼和刚度的计算方法;其次,通过大量的计算和比较,研究了耗能减振结构非正交阻尼阵强行解耦的精度和实际应用的可行性,提出了在结构地震反应分析的振型分解反应谱法中耗能器可统一归结为结构附加振型阻尼比的方法;第三,通过耗能减振结构弹性和弹塑性地震反应分析方法的提出,将耗能减振结构的抗震设计转化为普通结构的抗震设计;最后,给出了耗能减振结构抗震设计的实例。

 
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