A new four-parameter equivalent strain for isotropy damage model is presented.
提出了一种新的用于各向同性损伤模型的四参数等效应变。
Under the assumption of equivalent strain principle, a damage constitutive model is established based on Mohr-Coulomb criterion.
根据应变等效假设可得到基于莫尔—库仑准则的损伤本构方程。
The equivalent strain increases gradually along the direction of rolling and reaches the maximum value of 0.253 at outlet of work piece;
等效应变沿轧制方向逐渐增大，在轧件出口处达到最大值0.253；
An application of the equivalent strain energy density method for calculation of elastic-plastic notch-tip strains under tension loading is presented.
本文介绍了根据应变能密度原理估计拉载作用下缺口底部应力、应变的方法。
While the equivalent strain rate is high, this influence is of importance and the compression process can be approximately considered as an adiabatic process.
当等效应变速率较大时，变形热效应对流动应力的影响相当显著，压缩过程基本上成为绝热过程。
During the isothermal constant strain rate compression process, the effect of deformation heating on flow stress increases with increasing equivalent strain rate.
在等温恒应变速率压缩过程中，随着等效应变速率的增大，变形热效应对流动应力的影响程度增大。
The theoretical and experimental results show that the Damage variable is linear with equivalent strain and it is affected remarkably by the triaxiality stress ratio.
理论分析与实验结果表明，损伤变量与相当应变呈线性关系，并且其值受应力三轴变的显著影响。
Following the calibration of standard strain sensors, effective and practical experimental processes were designed by the introduction of an equivalent strain sensor.
通过引入一个当量应变片，遵照标准应变片的标定规定，本文设计了实用有效的实验标定步骤。
Following the calibration of standard strain sensors, effective and practical experimental processes were designed by the introduction of an equivalent strain sensor.
通过引入一个当量应变片，遵照标准应变片的标定规定，本文设计了实用有效的实验标定步骤。
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