1) strength reduction factor
强度折减系数
1.
Analysis of seismic strength reduction factors for shear-type structures;
剪切型结构的抗震强度折减系数研究
2.
Three kinds of safety factors,such as the conventional safety factor,overload factor,and strength reduction factor were defined based on the general multi-parameter strength criteria.
从一般的多参数强度准则出发,分别给出了传统安全系数、超载系数和强度折减系数的定义,根据其物理、几何意义,结合最简单的多参数强度准则——Mohr-Coulomb准则,对各种安全系数进行了分析与讨论,指出现有各种安全系数的定义均存在局限性,很难直接应用于一般的多参数强度准则,说明了重新定义适用于各种应力状态和强度准则的点安全系数的必要性。
3.
This article deals with the strength reduction factors of axially loaded R.
讨论了钢筋混凝土轴心受压构件增大截面加固中的强度折减系数,提出了一种确定加固截面强度折减系数的方法。
2) strength reduction factors
强度折减系数
1.
Progress on strength reduction factors in structural seismic design;
结构抗震设计中的强度折减系数研究进展
2.
Adjacent-field velocity pulse effect on strength reduction factors;
近场脉冲效应对强度折减系数的影响分析
3.
State-of-art of applications of strength reduction factors in seismic design codes;
抗震规范应用强度折减系数的现状及分析
3) strength-reduction factor
强度折减系数
1.
In order to consider the different damping influence on strength-reduction factor,the paper makes the computational analyses on the different damping ratio system of 0.
为了考虑不同阻尼比对强度折减系数的影响,通过弹塑性动力时程分析,采用424条国内外的地震波记录,运用理想弹塑性双线性模型对阻尼比为0。
2.
In order to quantify the relationship between the seismic capacity and the seismic strength demand of a structure,this paper theoretically analyzes the relationships between the strength-reduction factor on the one hand and the ground motion parameter & the structural characteristic parameter on the other.
为了量化结构抗震能力与结构抗震强度需求的关系,文中从理论上分析了强度折减系数与地震动参数和结构特征参数间的关系;通过弹塑性动力时程分析,研究了单自由度体系在地震作用下不同场地类别、位移延性水准、自振周期以及阻尼比对强度折减系数的影响。
3.
The elastic displacement design spectrum compatible with the spectrum of dynamical amplification factor in the UBC97 code is calculated, and using the strength-reduction factor obtained from the regression analysis of 387 near-fault earthquake records, the non-linear displacement design spectrum based on structural damage performance is also establisked.
用387条近场地震记录通过回归分析得到了强度折减系数, 计算了与美国UBC97规范动力放大系数谱相容的弹性位移设计谱, 并建立了相应的基于结构破坏性能的非弹性位移设计谱。
4) strength reduction coefficient
强度折减系数
1.
This paper presents the FR steel basic character,then comparison research on the mechanical properties of two fire-resistant(FR) steel and a conventional structural steel have been investigated beween the temperature range of 20~700 ℃,the results show that the strength reduction coefficient of the FR steel is higher than that of the conventional structural steel in the .
介绍了耐火钢的特点,通过试验对普通建筑用钢与两种耐火钢从常温到700℃高温的力学性能进行了对比研究,结果表明:温度在400~700℃之间,耐火钢的强度折减系数比普通建筑用钢高出很多;以钢材常温屈服强度的50%为破坏标准,普通建筑用钢与两种耐火钢的临界温度分别为550℃、650℃、660℃。
5) strength reduction method
强度折减系数法
1.
The strength reduction method is used to study instability of the retaining wall.
采用有限元方法,通过建立加筋土结构模型来分析水平-竖向组合式(H-V)加筋土挡墙中土-筋的相互作用关系,并且运用强度折减系数法,分析水平加筋土挡墙和H-V加筋土挡墙达到极限破坏时的安全系数,同时比较两者达到极限破坏时其塑性区域的分布状况。
6) strength reduction factor spectrum
强度折减系数谱
1.
The design spectra usually represent the statistical results of some SDOF system subjected to ground motions,but elastic displacement design spectra are not consistent with the elastic plastic design spectra derived indirectly from the reduction of elastic displacement design spectra by the strength reduction factor spectrum.
在统计意义上设计反应谱通常表示多条地震波反应结果的平均,利用等延性强度折减系数谱对弹性设计位移谱进行折减间接建立的弹塑性设计位移谱,在这方面与弹性设计位移谱并不能很好对应。
补充资料:减容系数
分子式:
CAS号:
性质: 又称减容比。指放射性废物处理前后的体积缩小系数,是衡量处理方法及处理效果好坏的重要指标之一。一般来说其大小取决于处理方式,但与原始废物的性质也有关。减容系数越大则处理后废物体积越小,有利于运输、贮存和最终处置。
CAS号:
性质: 又称减容比。指放射性废物处理前后的体积缩小系数,是衡量处理方法及处理效果好坏的重要指标之一。一般来说其大小取决于处理方式,但与原始废物的性质也有关。减容系数越大则处理后废物体积越小,有利于运输、贮存和最终处置。
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