1) remaining formability
残余变形能力
2) residual stresses and deformations
残余应力与变形
1.
According to the axisymmetrical curved theory of spherical shell, the quantitative answers of residual stresses and deformation of spherical shell's bull welding seam at the equator was given, and discusses the influences of geometrical size(R, t) and welding factors ( 0, b) on residual stresses and deformations were discussed.
讨论了几何尺寸 (R、t)及焊接因素(σ0,b)对残余应力与变形的影响。
5) residual strain
残余变形
1.
It is recognized that the latter is resultful in decreasing welding residual stress as well as welding residual strain.
采用热弹塑性有限元法 ,对直通焊和多人同时分段焊两种焊接过程的平板对接焊时焊接应力变形和圆柱壳板环缝的焊接变形进行比较 ,认为多人同时分段焊较直通焊无论在降低焊接残余应力还是焊接残余变形都具有非常显著的效
2.
A simple empirical model for predicting residual strain under repeated load suitable for soft clays is proposed based on test results.
基于以往试验规律的分析,提出了一个较为合理地描述软土在长期重复荷载作用下残余变形发展过程的经验模型。
6) residual deformation
残余变形
1.
Analysis and application of treatments to diminish residual deformation of saturated clay subgrade;
湿软路基残余变形控制技术及其工程应用
2.
Study on residual deformation characteristics of coarse-grained soils;
粗粒土动残余变形特性的试验研究
3.
On Improvement and Application of Shen-zhujiang Residual Deformation Model;
沈珠江残余变形模型的改进及其应用研究
补充资料:残余变形
分子式:
CAS号:
性质:全部解除变形负荷后试样所保留的应变。一般应说明解除负荷到读取残余应变值之间所经过的时间。如果显示的应变不随时间进一步改变,则称为永久变形,也就是塑性变形。它是由晶体滑移和孪生引起的。对工程材料而言,当应力大于屈服强度时就能产生宏观的塑性变形。随时间而逐渐消失的残余变形是指黏弹性材料在卸载时出现的在材料弹性范围内的现象。这是因为黏弹性材料的应变总是滞后应力一个相位。
CAS号:
性质:全部解除变形负荷后试样所保留的应变。一般应说明解除负荷到读取残余应变值之间所经过的时间。如果显示的应变不随时间进一步改变,则称为永久变形,也就是塑性变形。它是由晶体滑移和孪生引起的。对工程材料而言,当应力大于屈服强度时就能产生宏观的塑性变形。随时间而逐渐消失的残余变形是指黏弹性材料在卸载时出现的在材料弹性范围内的现象。这是因为黏弹性材料的应变总是滞后应力一个相位。
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参考词条