说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 断裂失效判据
1)  criterion to dynamic failure
断裂失效判据
2)  fracture criterion
断裂判据
1.
A mixed-mode fracture criterion based on maximum Mises stress on radial plane under three-dimensional stress condition;
考虑三向应力效应的最大Mises应力复合断裂判据
2.
The new G_R crack extension resistance as a fracture criterion for complete crack propagation in concrete structures;
混凝土结构裂缝扩展全过程的新G_R阻力曲线断裂判据
3.
A simplified crack tip brittle fracture model and fracture criterion for mixed mode of loading;
简化脆性断裂裂尖模型及复合型断裂判据
3)  fracture criteria
断裂判据
1.
In this paper, several fracture criteria are introduced and these characters, usag.
阐述了几则断裂判据以及它们的特点和在有限元分析技术中的应
2.
Mesoscopic damage size on the top of crack is analysed, the effective stress strength factor is defined, the mode I crack damage fracture criteria is presented.
以混凝土单轴拉压损伤为基础,给出了单元弹性损伤本构关系,分析了裂纹尖端损伤微裂区尺寸,定义了有效应力强度因子,给出了I型裂纹损伤断裂判据。
3.
According to these testresults,an empiric formula of critical fracture criteria is fitted,which is compared and analysed withthe theory o.
针对三峡船闸区闪云斜长花岗岩,探索性开展了三点弯曲断裂、蠕变断裂试验,得到了不同风化程度岩石的断裂韧度K_(ⅠC)和蠕变断裂韧度K_(ⅠCC),并将两者进行了比较分析;首次进行了四点弯曲Ⅰ-Ⅱ复合型断裂试验,测得了岩石的K_Ⅰ和K_Ⅱ,根据试验结果拟合出了临界断裂判据经验公式,并与最大拉应力和最大拉应变理论作了对比分析。
4)  failure predicaton
失效判断
5)  failure criterion
失效判据
1.
A kind of micro failure criterion of strength can be concluded.
通过有限元方法对三维编织复合材料的细观应力场进行数值模拟,并结合适当的强度准则对拉伸极限强度下单元的失效情况进行判断,得出材料强度的一种细观失效判据。
2.
Based on experiment,the residual strength degradation law of the 45 % carbon steel is investigatedand a"double parameter fatigue failure criterion"is introduced.
以试验为基础研究了疲劳载荷引起的材料剩余强度退化现象,引入与剩余强度相关的“二元疲劳失效判据”。
3.
irstly, the paper presented the multi-value character of the critical fatigue damage in differentloading condition and pointed some pitfalls of the conventional cumulative fatigue damage models andrelated failure criterions.
通过对疲劳过程和疲劳失效的临界状态的分析,提出疲劳失效判据应与损伤程度和应力水平两个因素有关,并在试验的基础上建立了一个剩余强度退化的对数模型。
6)  failure criteria
失效判据
1.
Applicability of failure criteria in sliding contacts;
滑动接触失效判据的适用性研究
2.
againsting the parameters drift of the pressure transduce againsting the parameters drift of the pressure transducer,the paper puts forward failure criteria,the failure model is analysed and the correspending improvement methods are propounded.
针对硅压阻式压力传感器零位温度漂移提出失效判据。
补充资料:断裂失效
分子式:
CAS号:

性质: 容器上的裂纹等缺陷,在一定条件下能迅速开裂扩展并导致低应力破坏。因此当容器上的裂纹尺寸、裂纹尖端张开位移、裂纹尖端应力强度因子或裂纹尖端能量线积分等分别达到其相应的临界值时,即为容器承载的极限状态,称为断裂失效。

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