该模型中考虑了弹塑性变形与损伤的耦合作用。
In the elastoplastic-damage model, the coupling between elastoplastic deformation and damage is considered.
一个有限弹塑性变形过程被分解成许多小变形子过程。
A whole process of finite elastic-plastic deformation is divided into many sub-processes of small elastic-plastic deformation.
按剪滞理论和应变硬化规律研究微复合材料的弹塑性变形和应力状态。
The elastic plastic deformation and stresses of the micro composite are studied according to the shear lag theory and strain-hardening law.
本文对有限弹塑性变形中关于应变及应变率的分解问题进行了系统的评述。
The paper presents a systematical review on the recent studies for the problem of decomposition of strain and strain rate in finite elastoplastic deformation theory.
采用数值分析方法对冲击压痕法测量残余应力的弹塑性变形过程进行了理论分析。
The indentation method of residue stress measurement depends on strain measurement around an indention caused by an impacting sphere.
精冲数值模拟涉及到大变形等几何非线性问题又有弹塑性变形等材料非线性的问题。
Numerical simulation of the fine blanking process for steel which contains elastoplastic large deformation is conducted with the software DEFORM.
本文利用微观力学方法研究了单向连续纤维增强的金属基复合材料的弹塑性变形行为。
A micromechanical method is used to study the elastoplastic behavior of metal-matrix composite reinforced by unidirectional fibers.
建立了一种土壤非线性力学模型,可以反映土壤弹塑性变形和振动轮跳振等不同压实阶段特点。
This paper advances a nonlinear dynamic model dealing with the jump vibration for the drum of a vibratory roller.
本文研究梯度层、三明治层及普通多层膜覆层体受相同表面载荷滑动接触作用下的弹塑性变形情况。
The sliding contacts of gradient layers, sandwich layers and ordinary multi-layers coatings subjected to the same surface load have been investigated under elastic-plastic deformation in this paper.
考虑恒定的热传递和热弹塑性变形引起的粗糙峰变形,对多层介质粗糙表面热弹塑性接触模型进行分析。
A thermal elastoplastic asperity contact model is investigated, which takes into account the steady-state heat transfer and the asperity distortion due to thermal elastoplastic deformations.
本文用能量法和差分法对网架结构球节点(闭合的完全球壳),进行了弹塑性变形分析和塑性极限分析。
In this paper, energy method and finite difference method are used to analyze the elastoplastic deformation of spherical nodes in the structure of networks.
初始弹性侧移刚度比对框支配筋砌块砌体剪力墙结构的薄弱层位置、弹塑性变形性能和破坏形态的影响较大。
The value of lateral stiffness ratio has significant influence on the place of weak story, elastic-plastic distortion and failure characteristic.
本文针对大面积地面堆载条件下的邻近桩基进行分析,假定桩为简单的弹性地基梁,而桩周土作为弹塑性变形体。
This paper analyzes the pile-soil interaction adjacent to superficial surcharge, the pile is modeled simple elastic foundation beam, soil to be elastic-plastic deformation body.
在小弹塑性变形范围内,首先将应力写成应变的奇次四项式的幂函数形式。使其相当精确地拟合材料的拉伸曲线。
This paper presents the odd function with four terms which can be used to make the curve fitting of the stress-strain for various materials precisely.
结构抗震性能的优劣,强烈地依赖其能量吸收能力和弹塑性变形能力,而这些能力的实现是以结构的损伤为代价的。
Aseismatic performance of frame structure intensively depends on it's energy absorbency and nonlinear distortion capability, and realization of these capability is based on the damage of structures.
由于在拉伸过程中复合芯只表现出弹性变化,而铝绞线要发生弹塑性变形,使导线的应力应变曲线上存在斜率的突然变化;
There is sudden change of slope in the stress-strain curve, because the core response in loading and unloading is entirely elastic, while the aluminum undergoes elastic-plastic deformation.
利用有限元软件ANSYS对重轨的压力矫直过程进行了三堆有限元模拟,对重轨矫直过程中的弹塑性变形过程进行了分析。
The press straightening process of heavy rail was simulated and researched by finite element software of ANSYS.
在计算结构构件损伤、构件滞回曲线等,首先应知道构件截面的内力与变形的协调关系。结构在地震作用下,已进入弹塑性变形范围。
When calculating the structural damage or hysteresis curve, the relationship between internal force and deformation should be known at first.
在滚压加工工艺中,滚压套的压下量大小决定了滚压力的大小并决定了细长轴表面发生弹塑性变形的状况,从而决定了细长轴的加工质量。
In the process of rolling, the movement of rolling sets decide the rolling pressure, the deformation of the spindly shaft and consequently the rolling quality.
分别采用了刚性和弹性楼板假定,并考虑了垂直地震作用、温度应力对结构内力与变形的影响,验算了罕遇地震作用下结构的弹塑性变形。
The influences of rigid and elastic floor slab assumption, vertical earthquake action and the temperature stress on the structural internal force and deformation are analyzed.
分别根据该曲线的弹、塑性变形段确定相应的线性、非线性模型参数。
The respective linear and nonlinear model parameters are determined according to these isochrones' elastic-plastic deformation segment.
在承受载荷时,其局部范围大多产生弹-塑性变形。
When the load is applied, some local area will yield elastic - plastic deformation.
给出了塑性区中平均体积应变及弹、塑性变形体积的计算公式和剪胀角的测试方法。
The expressions of elastic deforming volume and plastic deforming volume in the plastic zone were presented together with the average plastic volumetric strain.
给出了塑性区中平均体积应变及弹、塑性变形体积的计算公式和剪胀角的测试方法。
The expressions of elastic deforming volume and plastic deforming volume in the plastic zone were presented together with the average plastic volumetric strain.
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