1) quasi-plastic strain
拟塑性应变
1.
The paper firstly defines the quasi-plastic strain tensor with fourthorder damage influence tensor,and assumes that the total strain is composed of elastic strain and quasi-plastic strain which doesn t create stress.
首先由四阶损伤影响张量定义拟塑性应变张量,并提出假定:总应变由弹性应变和拟塑性应变两部分组成,且总应变是协调的;拟塑性应变不产生应力,只描述受损介质内部结构变化。
2) quasi-plastic strain tensor
拟塑性应变张量
3) plastic strain
塑性应变
1.
Preparation and evaluation of stress-elastic and plastic strain diagrams of sintered steels;
烧结钢的应力-弹性及塑性应变曲线的制作与评价
2.
Study on the impact of process parameters on the reliability of quad flat package solder joints based on shape prediction and plastic strain calculation;
基于焊点形态预测与塑性应变计算的工艺参数对QFP焊点可靠性影响分析
3.
Finite element simulation and analysis of the plastic strain in cross rolling for AZ31 magnesium alloy
AZ31镁合金交叉轧制塑性应变有限元模拟分析
4) value of plastic strain ratio
塑性应变比
1.
The hardening exponent,value of plastic strain ratio,yield strength,tensile strength,even percentage elongation and other mechanical performances have been studied.
对400MPa超级钢板材进行了拉伸试验、冷弯试验和金相组织检验,获得了超级钢板的硬化指数、塑性应变比、屈服强度、极限强度等力学性能,并分析了400MPa超级钢板的冲压成形性能,了解这些性能对超级钢冲压件在汽车行业里的应用与生产具有一定的指导作用。
2.
The mechanical performances such as hardening index,value of plastic strain ratio,yield stre.
研究了超级钢板的硬化指数、塑性应变比、屈服强度、极限强度、均匀延伸率等机械性能,并分析了超级钢板的冲压成形性能,超级刚具有较好的胀形性能、拉深性能、弯曲性能,抗起皱性能等冲压性能,可以广泛地应用于汽车冲压零件生产中。
5) Plastic strain ratio
塑性应变比
1.
Analysis on uncertainty of plastic strain ratio-r ratio of metallic sheet;
金属薄板塑性应变比r值的测量不确定度分析
2.
Effects of electric field annealing on plastic strain ratio(r value)of IF(interstitial free)deep drawing steel sheet were studied by mean of tensile test.
通过拉伸实验研究了电场退火(850℃,25min)对IF深冲钢板塑性应变比(r值)的影响。
3.
Based on the models of continues mechanics of textured polycrystals (CMTP) and Kochend(?)rfer in which the quadric yield function form is employed, the plastic strain ratio (R-values) of polycrystalline metal (deep-drawing IF steel sheets) is calculated by the approaches of modified maximum entropy method (MMEM) of low-resolution texture analysis and harmonic method.
采用反射低分辨改进最大熵三维取向分布函数法(MMEMODF)和级数展开法(简ODF),按照织构多晶体连续力学法(CMTP),遵循Konchendrfer模型,选择非二次型屈服函数来预估多晶体深冲IF钢板的塑性应变比R值。
6) plastic strain energy
塑性应变能
1.
A method for estimating fatigue damages of bracing members based on plastic strain energy;
基于塑性应变能的钢支撑疲劳损伤评估方法
2.
The variety of the stress-displacement curve area is selected to be the damage variable instead of the plastic strain energy per cycle.
通过316L钢在420℃环境下应力控制的低周疲劳实验,基于连续损伤力学,提出一种新的低周疲劳损伤模型,采用 间接反映循环塑性应变能的应力-位移曲线面积的变化作为损伤变量,实验结果与该模型显示的疲劳损伤演变规律符合较好。
3.
The total plastic strain energy of a stationary crack per cycle was calculated through 2-D elastic plastic finite element analysis under constant amplitude fatigue loading,and the nonlinear relation of total plastic strain energy with stress intensity factor range was obtained.
通过二维弹塑性有限元计算得到I型静态裂纹在常幅疲劳载荷下裂纹尖端塑性应变能,进而获得裂纹尖端塑性应变能和应力强度因子幅值的非线性关系;根据能量平衡概念,建立了裂纹扩展速率与裂纹尖端塑性应变能的关系。
补充资料：拟塑性流体
分子式：
CAS号：
性质：是一种重要的稳定的非牛顿流体。它不具有屈服剪应力，在算术坐标上剪应力对剪应变（τ-ν）曲线呈微向下凹，且在较高的剪应变时成为直线。具有拟塑性特性的流体如高分子溶液或融体如橡胶、醋酸纤维素以及凝汽油剂；悬浮液如颜料、纸浆；生物液如血液、发酵液以及食品工业中的淀粉糊等。
CAS号：
性质：是一种重要的稳定的非牛顿流体。它不具有屈服剪应力，在算术坐标上剪应力对剪应变（τ-ν）曲线呈微向下凹，且在较高的剪应变时成为直线。具有拟塑性特性的流体如高分子溶液或融体如橡胶、醋酸纤维素以及凝汽油剂；悬浮液如颜料、纸浆；生物液如血液、发酵液以及食品工业中的淀粉糊等。
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