1) equivalent stress gradient
等效应力梯度
1.
An electrostatically actuated in - situ measurement method for equivalent stress gradient of a film was proposed based on pull - in voltages of a set of cantilevers.
提出了一种利用静电作用下悬臂粱的吸合电压提取薄膜沿厚度方向的等效应力梯度的方法,实际模拟表明该方法计算速度快、精度高,能够应用于实际工艺过程中的在线测量。
2) Gradient Effects
梯度效应
1.
Gradient Effects of (Al_2O_3+Al_3Zr)p/Al Composites in Electromagnetic Field;
电磁场作用下(Al_2O_3+Al_3Zr)_p/Al复合材料的梯度效应
3) stress gradient
应力梯度
1.
The shear zone boder and the belt of the transition between the secondary shear zones where the stress gradient changed greatly are f.
成矿的有利部位是剪切带的边缘及次级剪切带问的过渡地带，它们是剪切带内应力梯度变化大的地带。
2.
Electric conduction,stress and stress gradient control are two key points in fabricating plasma enhanced chemical vapor deposition(PECVD) silicon carbide resonators.
等离子增强化学气相沉积(PECVD)SiC谐振器的制作面临导电和应力及应力梯度控制问题。
3.
An attempt was made to predicte fatigue life from rotating bending to push pull by using the stress gradient relation on the section of specimens for carbon steels.
同时，在旋转弯曲载荷条件下，通过建立试件表面应力应变与名义应力应变关系式，如果得出在单向拉压圆形试件名义应力与旋转弯曲圆形试件表面应力相等时，通过试件断面上的应力梯度值和材料的静拉伸强度值，可以简便地预测出材料任何尺寸大小、一定应力水平下的疲劳寿命；也可以由已知载荷形式下的疲劳寿命数据预测其他载荷形式下的疲劳寿命。
4) gradient stress
梯度应力
1.
A method is developed to simulate the deformation,with no need to measure the gradient stress.
InP基微光机电系统(MOEMS)可调谐器件的梁在实验中常出现弯曲变形的现象,其原因是在生长的时候,As原子进入InP梁,产生了内部梯度应力。
5) Constant pressure gradient
等压力梯度
6) effective stress
等效应力
1.
The result of the effective strain and the effective stresss in cavity die circular section is caculated by simulating the cup drawing in different states cosidering strain, stress and thickness changes.
在模拟软件中,建立带压边圈的杯形件拉延模具模型,设杯形件材料为弹塑体本构模型,考虑厚度的应力、应变变化,通过数值模拟拉延成形,在不同压下位移时,求得凹模圆角处及附近的板料厚度截面等效应变、等效应力以及厚度变化值的分布;在此基础上,对压下位移不同阶段的凹模圆角成形区及附近区域的应力、应变值进行分析,其数值分别沿凹模圆角由外径向内径方向数值增大;另外得出在不同位置厚度发生变化曲线。
2.
Through FEM numerical simulation of flanging process which was carried out with ABAQUS software,the cognition that flanging process can be divided into 4 stages,the dynamic process of flanging,the method of computing for the prepared hole-diameter,the material thickness transformation of deformation area and the characteristic of effective stress distribution,etc.
利用有限元分析软件ABAQUS,对圆孔翻边成形过程进行了数值模拟,获得了翻边变形可以分为4个阶段的细观认识及其动态过程、翻边预加工小孔孔径的分析计算方法、变形区料厚变化情况以及等效应力分布与特点等。
3.
The effective strain and effective stress are introduced under the condition of axial symmetry.
进一步针对轴对称问题,引入等效应变和等效应力。
补充资料：等效切应力
等效切应力
equivalent shear stress
dengxlaoq一eyingll等效切应力(equivalent Shear stress)一般应力状态下的各应力分量经适当组合而形成的与纯剪切应力等效的应力，也称统一切应力，切应力强度。其表达式为一六寸(一，2+(一，2+(一)2 等效切应力与偏应力张量二次不变量(见应力张量)的关系为二一了，万，与八面体切应力二(见八面体应力)仅差一常系数，与坐标轴变换无关。 (王占学)
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