Not all materials produce stress-strain diagrams on which there is a clear indication of the start of yielding as the load is increased.
不是所有的材料都会产生应力-应变图,即当载荷增加时显现出开始屈服的迹象。
The coupling between bridge and track adopts by beam unit, modulus of electricity of and yielding stress according to the broken line of the non-liner rail longitudinal resistance of displacement.
桥梁和轨道的联结采用非线性梁单元模拟,其材料弹性模量和屈服应力通过轨道纵向位移阻力与梁轨相对位移关系的双折线化确定;
Then the increment stress - strain relation of plasticity on the corner of the yielding surface is presented by the Koiter theory which is connected with the above hardening function.
它与夸脱理论相结合,得到了在角点处的塑性增量应力应变关系,在角点上剪应力增量与剪应变增量间是单值确定的。
The change of strain rate and stress rate of samples with and without yielding phenomenon was studied during the tensile test under the control of grip separate rate.
采用夹头分离速率控制方式对有屈服现象和无屈服现象的试样进行拉伸试验,探讨了试验过程中试样应变速率和应力速率的变化情况。
The results of the tests show that the yielding stress of the tested panel is less than the yielding strength of the material, which should be appropriately considered in the design.
试验结果表明,桥面板试件的屈服应力小于材料的材料屈服强度,设计中应该加以考虑。
With no yielding up to its fracture strength of CFRP, the stress of CFRP at the maximum shear loading is found to be the key parameters in determining shear strength of the columns.
由于碳纤维布无屈服现象,故达到最大荷载时碳纤维布的应力是确定加固后柱受剪承载力的关键参数。
The results indicate that, yielding stress would drop off gradually while the level of structural damage increases.
研究表明:屈服应力随着结构损伤的增大而减小;
Three different microstrain stages were found after analysis of the relations between the stress and the percentage of yielding grain and the average number of slip band per yielding grain.
分析了应力与已滑移变形的晶粒百分比,以及与已滑移变形晶粒中平均滑移带数目之间的关系,发现微应变可分为三个不同的阶段。
It is found that hoop stress increases due to reduction in wall thickness of HDPE pipe, while yielding stress decreases owing to decrease of strain rate.
同时,基于粘弹性应力分析模型得到管材蠕变的应变率逐渐减小,由于聚乙烯的屈服应力具有明显的率相关性,屈服应力也随之逐渐减小。
Though the peak value of the stress in part areas exceeds the yield limit of the cast steel, as the yielding areas are small an.
线弹性及非线性分析结果表明,最不利工况下,部分节点局部区域的峰值应力有超过铸钢屈服极限的情况,但屈服区域范围小,同时最大应变值尚小。
The pre-tensile stress in wire layer of new type wire wound super high pressure vessel was analyzed, and yielding stress calculation of the wire layer was been formularized.
提出了一种新型绕丝式超高压容器的结构,并对其进行了应力状况分析,推导出了绕丝层的应力计算公式。
Compression index before yielding stress appearing would increase slowly while damage level would increase gradually.
屈服前压缩指数随着结构损伤的增大而增大。
Abstract: Due to high stress and large deformation of deep roadway surrounding rock, the support system must have high-strength yielding characteristics.
摘要深部巷道围岩的高应力、大变形特点,要求支护系统具备高强让压的特性。
Abstract: Due to high stress and large deformation of deep roadway surrounding rock, the support system must have high-strength yielding characteristics.
摘要深部巷道围岩的高应力、大变形特点,要求支护系统具备高强让压的特性。
应用推荐