通过分析局部的应变集中或应力集中再加上金属变型能力模型,裂纹的发生和地点可以预见。
Through the analysis of the local strain concentration or stress concentration, together with the forming ability model, the occurrence and location of the crake can be predicted.
有限元分析采用了随动强化模型,并考虑材料瞬态局部应力应变的响应特性。
Kinematic hardening model was used in FEM analysis and the response behaviors of transient local stress strain for material was also considered.
根据实测应变分布,得到沿粘结长度界面粘结应力分布,并通过计算分析,对局部粘结滑移关系进行了初步探讨。
The effect of bond length on bond performance is examined. The failure mode, the FRP strain and bond stress distributions, and the local bond -slip relationship are all discussed.
采用无裂纹缺陷试件进行疲劳试验得到试件的疲劳寿命,同时利用考虑了记忆特性的局部应力应变法对试件的疲劳寿命进行定量分析。
The fatigue life is obtained by using specimens without crack and by a special analysis based on local stress-strain method in which remembrance characteristics are considered.
考虑零构件的随机因素,将随机有限元方法引入到交变载荷下弹塑性有限元的迭代格式中,得到局部应力应变的随机响应,为低周疲劳可靠性分析提供了更精确的依据。
The component randomness is considered. The SFEM is introduced in the iterative formulas of EFEM under cyclic loading to obtain the random response of local stress and strain.
该井田煤镜质组反射率椭球体有限应变特征分析结果表明在煤系地层中,煤的最大镜质组反射率的方位除与区域构造应力场的作用有关外,还与其所处的局部构造位置有关。
The result indicated that the orientation of maximum vitrinite reflectance might be related with the local structural position of the sample in addition to the stress field of the regional tectonics.
提出了一种在铝合金构件应变疲劳分析中,计算局部应力和应变变程的新方法。
A new method for calculating amplitudes of the local stress and strain in the strain fatigue analysis of aluminum alloy members is presented in the paper.
结果表明,采用多维有限元技术对该部位应力-应变场进行细观模拟分析是有效的。该技术为轮胎局部精细有限元分析提供了一种新方法。
The results showed that the multi-dimensional fe technique was effective to simulate the stress-strain field of the part in micro-scale, which provided a new method for fine FEA of tire.
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。
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。
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.
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