改进塑性铰法是一种简化的高级分析方法。
The refined plastic-hinge method is one of the simplified advanced analysis methods.
加腋型节点的塑性铰在远离柱翼缘面的梁上形成。
Studies indicate that the connection with welded haunch shifts plastic hinge away from the face of the column.
通过塑性铰理论，推导了加固后梁的承载力计算公式。
The Formula of ultimate flexural capacity is given according to Plastic Principle.
适当选择加固长度，可以实现塑性铰和破坏位置的转移。
An appropriate strengthened length can shift the plastic incursions and failure sections.
综合比较梁、柱的塑性铰公式，建立简化塑性铰长度表达式；
The simplified expression of plastic hinge is presented on the basis of existing equations.
几项研究已经完成对极限的设计和钢筋混凝土塑性铰转动能力的原则。
Several studies had been performed on the principles of limit design and the rotation capacity of reinforced concrete plastic hinges.
预应力框架中塑性铰形成的位置不同，弯矩重分布的方向和能力也不相同。
The position of plastic hinge will effect the direction and ability of moment redistribution.
钢支撑滞回曲线主要有三种模拟方法：现象描述法、有限元法和塑性铰法。
Three simulation methods for hysteretic curve of steel braces, including phenomenological description method, finite element method and plastic-hinge method, were reviewed.
在规则边界的薄板的塑性极限分析过程中，通常会有产生塑性铰线这一现象。
Some can get holomorphy solutions. In the course of plastic limit analysis, maybe there are the phenomena of producing yield-line.
首先利用变分原理确定板的负塑性铰线方程，继而推导出极限承载力的表达式。
The negative plastic hinge line in the plate was evaluated by using variational approach, then an equation for calculating the ultimate load carrying capacity was developed.
用本文的方法可以计算具弹塑性铰或弹塑性耗能器之剪切墙及框架式高层建筑结构。
This method can be used to analyze shear wall structures with elastoplastic hinges or dampers as well as tall frame-type structures.
结合拟动力和伪静力试验研究，探讨框排架结构的空间变形性能及塑性铰的分布特点。
Combined with the former quasi-dynamic experiment and pseudo-static experiment, the spatial deformation performance and plastic hinges distribution were studied.
固支端保持为塑性铰，集中荷载作用点附近塑性区扩展而固支端附近塑性区卸载阶段。
The fixed end behaves as a plastic hinge, and the plastic region near the point where the concentrated load acts is developing, while that near the fixed end unloading.
按照能力设计思想，必须防止延性构件内部发生脆性剪切破坏，以确保塑性铰的转动能力。
According to capacity design philosophy, brittle shear failure inside ductile members must be inhibited, to insure adequate rotation capacity of the plastic hinge.
采用塑性铰线理论，对三种可能的塑性铰线形式分别进行分析，得到极限承载力的解析式。
Using plastic yield line theory, three yield line patterns are analysed and the formulas of the ultimate bearing capacity are obtained.
试件的主要研究参数为梁纵向钢筋配筋率、梁塑性铰区配箍率以及节点核芯区体积配箍率。
The main parameters in tests are the percentages of longitudinal steel in beam, the percentages of stirrups in beam plastic zone and the volumetric percentages of stirrups in joint core.
针对目前杆件力学模型存在的不足，基于杆中部塑性铰模型的思想提出了一个更加合理的力学模型。
In order to improve the inadequacy of the current strut model, a more reasonable model is applied based on the mid-strut plastic hinge theory.
分别利用塑性铰理论和压溃理讨论了强度计算问题，提出了强度承载能力计算公式和压溃荷载计算方法。
With the help of plastic hinge theory and collapse theory, the formulas for calculating strength failure load and the method for computing collapse load were established respectively.
此外，还讨论了加载过程中钢筋混凝土刚架杆端塑性饺的性能，给出了计算等效塑性铰长度的经验公式。
Besides, the behaviour of plastic hinge at the member end of RC frame in process of loading is discussed and the empirical formula for calculating the equivalent length of plastic hinge is also given.
对于杆件单元，本文采用了一种变刚度的杆单元模型，建立了考虑塑性铰分布长度影响的构件单元刚度矩阵。
This paper presents a simplified plastic zone method with consideration of the influences of the plastic zone length on the stiffness matrix for elastic-plastic analysis of steel frames.
大量的试验研究和地震震害表明，在强烈地震作用下，桥梁墩柱的塑性铰区域遭到破坏较多，是由于墩柱的弯曲延性不足而导致。
A large number of experimented researches and earthquake indicate that most damages belong to the areas of plasticity hinge of piers in server earthquake, because piers lack curve ductility.
结合前面的工作，对节点的受力机制、破坏类型、失效方式、节点中钢筋粘结滑移情况以及塑性铰长度等进行了进一步的分析和探讨。
The theory how forces act on the joint, the kinds of destruction, bar anchor problem of U-shaped bar and the length of hinge were further discussed and analyzed.
在计算节点强度的塑性铰线模型的基础上，建立了不等宽t型方管节点在支杆轴压荷载作用下的刚度模型，推出了刚度简化计算公式。
From a yield line model used for calculating RHS-joint strength, a stiffness model is developed for a stepped T-type RHS joint, and a stiffness formulas is established.
此外，还介绍了塑性铰外移的两种基本形式以及狗骨式（RBS）连接的有关设计规定和适用条件，其设计方法可供我国工程设计人员参考。
Two basic types of beam-to-column connections using idea of shifting away plastic hinge from column face as well as design requirements of reduced beam section(RBS) connections are expounded.
两端加强角处钢筋首先达到屈服，形成塑性铰，荷载继续增大时，中间钢筋也达到屈服，此时沉箱隔墙已相当于一个可变体系，可认为结构已经破坏。
The steel bar of midspan also come to the yield strength when the load increased. At this time, the caisson has been destroyed, because the partition wall has already been a variable body system.
两端加强角处钢筋首先达到屈服，形成塑性铰，荷载继续增大时，中间钢筋也达到屈服，此时沉箱隔墙已相当于一个可变体系，可认为结构已经破坏。
The steel bar of midspan also come to the yield strength when the load increased. At this time, the caisson has been destroyed, because the partition wall has already been a variable body system.
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