塑性铰区 meaning in English
plastic-hinged range
Examples
- A seismic shear capacity equation for ductility and non - ductility columns is proposed to amount for the reduced shear contribution of concrete as to the increasing of displacement ductility levels . 6 . the behavior of columns * transverse displacement within yield hinge regions is also discussed based on truss - arch model . 7 . the seismic shear capacity design equation of columns with various ductility levels is proposed in statistic method on the basis of test data collected from japan and china to simplify the equation resulted from truss - arch model
对国内外试验资料进行了统计分析，详细分析了剪跨比、轴压比及配箍特征值对框架柱构件抗剪承载力的影响，得到了反复荷载下框架柱塑性铰区域极限承载力计算的统计公式；在理论推导公式及统计公式的基础上，参考国内外规范，首次管品武；钢筋混凝土框架柱塑性铰区抗剪承载力试验研究及机理分析提出了钢筋混凝土框架柱塑性铰区域剪切承载力抗震延性设计实用公式。 - The influence of such parameters as axial load index , aspect ratio and percentages of lateral reinforcement , on seismic performance of reinforced concrete frame column in hong kong and analyses the distribution relationships of flexural deformation , shear deformation and slippage of longitudinal reinforcement in joint zone
根据试验结果，讨论了轴压比、配箍率、剪跨比等参数对其抗震性能的影响，分析了水平荷载作用时塑性铰区的弯曲变形、剪切变形和纵向钢筋粘结滑移变形所产生的位移在框架柱总水平侧移中所占的比例及其变化规律。 - The study in the paper starts with beam distortions , and it treats the plastic deformation area as pure bending sect , rest of the beam as rigid bodies . according to different shapes of the external tendons , it divides into three structural forms familiar in projects , that is the beams with no deviator , with a deviator and with two deviators , and studies the relation between the deformation of the external prestressing tendons and that of the beams , and derives the formulas of the ultimate stress increment of external tendons . in the formulas , the ultimate angle corresponding to half of the plastic deformation area is considered as a variable parameter
本文首先从梁极限状态下的变形入手,将塑性铰区看作纯弯段,将塑性铰以外的区域看作刚体,按照体外预应力筋的形状不同,分工程中最常见的三种体外结构形式,即无转向块的直线型体外筋混凝土梁、具有一个转向块的单折线型梁和具有两个转向块的双折线型梁,研究体外预应力筋变形和梁体的变形间的关系,推导出以极限状态下塑性铰区之半对应的转角为参数的计算体外预应力混凝土简支梁以及连续梁的体外筋应力增量计算公式,并进一步求得梁的极限承载力。