1) moment modulation
弯矩调幅
1.
It is confirmed that for most cases,the Chinese code can be used well in design of moment modulation of prestressed frames,but when relative height of compression zone is large,continuity of structures affects the modulation sufficiently.
研究结果表明,我国现行规范基本能满足预应力框架弯矩调幅的设计需要,但当控制截面相对受压区高度较大时,框架连续性对弯矩调幅影响较大。
2.
The moment modulation of prestressed concrete frame has some differences compared with that of continuous beam.
预应力框架弯矩调幅规律与连续梁相比有着自己的特点,通过对柱梁线刚度比、外荷载形式、次弯矩和柱铰可行性几个方面进行分析,希望可以对预应力框架弯矩调幅设计提供一点参考和帮助。
3.
The moment modulation method is clear in concept as well as easy for calculating,one of the methods considering plastic internal force redistribution,and has been applied widely in engineering design.
考虑结构塑性内力重分布的方法中,弯矩调幅法概念明确、计算方便,并在工程设计中广泛应用。
2) moment modification
弯矩调幅
1.
Experimental study on moment modification of prestressed concrete frame beam;
预应力混凝土框架梁端弯矩调幅的试验研究
2.
Probing into the relation between moment modification factor and section corner of the reinforced concrete structure;
钢砼结构弯矩调幅系数与截面转角关系的探讨
3.
Moment modification suggestions in codes of different countries to prestressed hyperstatic strucures were introduced,and three important factors influencing the moment modification of a prestressed hyperstatic strucure were discussed in this paper,which are the relative height of equivalent compression zoneξ,the secondary moment M_(sec)and the horizontal load.
通过对国内外混凝土设计规范和各研究机构对预应力超静定结构考虑塑性内力重分布的弯矩调幅设计建议的介绍,深入讨论了影响预应力超静定结构弯矩调幅的三个主要因素:截面相对受压区高度ξ、次弯矩M_(sec)和水平荷载作用,提出了适用于无侧移和有侧移预应力超静定结构的弯矩调幅设计建议。
3) moment redistribution
弯矩调幅
1.
Principle of energy is used to study the moment redistribution and the section curvature ductility in reinforced and prestressed concrete continuous beams.
本文采用能量法对普通钢筋混凝土连续梁和预应力混凝土连续梁的弯矩调幅与截面 曲率延性之间的关系进行了研究。
2.
Based on the calculations in the analysis of the plastic rotation capacity needed for moment redistribution of PC statically indeterminate structures, it is pointed out that there are generally sufficient rotation capacities in each section of PC statically indeterminate structures, and the extent of moment modulation is largely dependent on the degree of crack-resistance.
本文在分析超静定结构进行弯矩调幅所需的塑性铰转动能力基础上指出,超静定预应力混凝土结构的临界截面一般具备所需的转动能力,但是,允许调幅值与抗裂度要求有很大的关系。
4) bending moment amplitude modulation
弯矩调幅
1.
Also, there is still no a reasonable uniform cost about the bending moment amplitude modulation factor of the frame beam end.
在结构设计中,选择一个合理的中梁、边梁刚度放大系数和选择一个合理的梁端弯矩调幅系数一直没有得到一个统一的值。
5) the moment-adjusting method
弯矩调幅法
1.
The linearity-elasticity method, the moment-adjusting method and the plasticity limit analyzing method for calculating the bending moment of two-way slabs are studied and summed up in this paper, on the basis of which a new quick and precise quadratic regression method for the calculation of parameters for the linearity-elasticity method is put forward.
归纳分析了双向板的三种实用计算方法线弹性分析法、弯矩调幅法以及塑性极限分析法,建立了快捷精确的线弹性法的二次回归参数计算方法。
6) moment redistribution ratio
负弯矩调幅系数
补充资料:调幅
载波振幅按调制信号振幅而变化的调制方式。载波经调幅后成为调幅波。调幅波的最大与最小振幅之差的一半与其和的一半之百分比称为“调幅度”。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条