Before the search of main fatigue failure modes, this paper added the critical failure internal stress criterion, reducing the calculation of recognition algorithms for identifying failure modes. 在主要疲劳失效模式搜寻前增加了临界失效内力判据,减小了识别失效模式算法的计算量;
Due to the existence of various micro-defects in brittle or quasi-brittle materials, the mechanical behavior, such as the nominal failure stress, stiffness and fracture toughness etc. 由于脆性或准脆性材料内各类微缺陷的影响,材料的力学性能,如名义破坏应力,刚度以及断裂韧性等随试件的大小而改变,具有明显的尺寸效应。
Therefore, the largest aftershock was probably triggered by the Coulomb failure stress change. 因此认为,最大余震可能是由主震引起的库仑破裂应力变化触发的。
The results show that the greater earthquakes on the two sides of eastern Kunlun fault belt after M_S 8.1 earthquake generally take place in the area of increased Coulomb failure stress caused by the Corioli force of 8.1 Kunlun mountain earthquake. 结果表明,在昆仑山口西8.1级地震后东昆仑断裂带南北两侧邻近地区较大地震一般发生在8.1级地震产生的科里奥利力引起的库仑破裂应力增加地区。
Analysis of failure stress of LZF-6 type vibration motors LZF-6型振灰马达的破坏应力分析
Evolution of cumulative Coulomb failure stress in northeastern Qinghai-Xizang ( tibetan) plateau and its effect on large earthquake occurrence 青藏高原东北部的库仑应力积累演化对大地震发生的影响
Result also shows that yeilding stress, failure stress and failure strain are all sensitive to strain rate. 结果还表明,随着应变率的增加两种材料的屈服应力、失稳应力以及失稳应变均相应增加,表现出明显的应变率强化和动态韧性现象。
Failure stress analysis around the hole in point-supported glass panels 单层带孔玻璃板孔边破坏应力的力学分析
The result shows that there is no obvious evidence that the variations of the normal stress and Coulomb's failure stress caused by main shock are good for occurrence of aftershocks. 结果表明,主震产生的正应力变化和库仑破裂应力变化并没有明显的证据有利于余震的发生。
Mechanical properties of fruit concern with firmness are failure stress, failure strain, failture energy, and apparent modulus of elasticity ( Young's modulus). 与水果硬度有关的机械特性有破坏应力、破坏应变、破坏能和杨氏模量等。
The objective of this study was to determine the effects of specimens sampled from different orientations and locations of a pear on failure stress, failure strain, failure energy and Young's modulus. 本文研究了梨肉取样部位、方向、深度及朝向对破坏应力、破坏应变、破坏能和杨氏模量等指标的影响。
The Failure Stress Condition on the Maximum Cyclic Shear Surface Associated with the Failure Stain Criterion of Flyash 粉煤灰最大往返剪切作用面上应变破坏标准的应力条件
The tensile impact experimental results show that the initial elastic modulus and unstable strain of PE fibre bundles are temperature and strain-rate dependent, except for the failure stress of PE fibre bundles. 实验结果表明:PE纤维束的初始弹性模量和失稳应变具有一定的温度和应变率相关性,但是破坏应力变化不大。
In this paper, we simulate the evolution process of cumulative Coulomb failure stress change(Δ CCFS) in North China since 1303, manifested by secular tectonic stress loading and occurrence of large earthquakes. 本研究给出了华北地区700年来由于长期构造加载及地震断层错动导致的累积库仑破裂应力变化(ΔCCFS)的演化过程。
Crack failure stress analysis of the polymer production HTM heater coils and its trouble shotting 聚酯热媒炉盘管裂纹失效应力分析及故障处理对策
The calculation of the dynamic strain field caused by the seismic rupture lays a foundation for the calculation of seismic dynamic Coulomb failure stress field in the future. 地震破裂动态应变场的计算为将来实现地震动态库仑破裂应力场的计算奠定了基础。
To predict the cracking of rice grains during drying, transporting and subsequent storage, information must be available about modulus of elasticity, such as failure force, failure stress and failure energy. 为预测大米在干燥、运输及贮藏过程中的破碎现象,必须了解其弹性模量、破坏力、破坏应力及破坏能等力学参数。
A empirical formula on estimating loess dynamic failure stress and primary dynamic modulus 黄土破坏动应力和初始动模量的一种经验估算公式
Failure stress analysis of freezing tube 冻结管破坏应力分析
Through a series of dynamic triaxial tests, the failure stress condition on the maximum cyclic shear surface was discussed. 通过一系列的动三轴试验,探讨以应变为破坏标准的最大往返剪切作用面上的破坏应力条件。
Through tests the change rule of unconfined compressive strength, deformation, failure type, effective cohesion, deformation coefficient, structure failure stress, iso-compression coefficient and void ratio with cement content and curing time were make clear. 通过试验明确了固化淤泥的强度、变形、破坏模式、抗剪强度参数、变形系数、结构屈服应力、等向压缩系数、固化淤泥孔隙比等指标随水泥量和龄期的变化规律。
Through simulation of a simplified model, its mechanical properties such as the connection of the required preload force and failure stress are obtained. 通过模拟仿真,取得其各项力学性能和失效应力等。
It is the dynamic process, in which two contradiction sides restrict and balance each other, that controls the orientation of Coulomb failure stress changes, and determines the characteristics of RIS evolution. 认为这两个因素相互制约与平衡的动态过程控制了断层库仑应力变化的取向与RIS时空演化的规律。
The stress-strain curve is generally strain hardening type, which can be described with hyperbolic functions. Under identical stress path, the failure stress of test specimen is increased with the consolidation pressure. 试验中应力-应变曲线总体上呈应变硬化型,可用双曲线函数来表示,对同一应力路径的试样,其破坏应力随固结压力的增大而增大。
When discussing the seismic activity trend based on Coulomb failure stress changes, those conclusions should be concerned. 这些结论,在根据同震库仑应力变化分析地震活动趋势时应予以关注。