Crackpropagation相关论文
Tunnels in fractured rock masses are typically damaged by dynamic disturbances from various di-rections.To investigate t......
Investigating rock fragmentation mechanisms under blasting and developing new blasting technologies are important and ch......
In this work,bending fatigue behavior of thinner Zr61Ti2Cu25Al12 (ZT1) BMG beams with thicknesses of 500 μm and 100 μm......
Experiment investigations on crack propagation of silver-based contact surface are carried out with various currents and......
The mechanism and criterion of tectonic zone around karstic collapse column reactivation-induced wat
In order to study the mechanism of tectonic zone around karstic collapse column reacts to leak water and prevent water i......
Torsional Fatigue Cracking and Fracture Behaviors of Cold-Drawn Copper: Effects of Microstructure an
The fatigue cracking and fracture behavior of cold-drawn copper subjected to cyclic torsional loading were investigated ......
The microstructure and fracture toughness of weld metal under Ti-free and Ti-containing different fluxes were investigat......
In-situ Observation of Crack Growth and Domain Switching Around Vickers Indentation on BaTiO3 Single
...
When TBM is used in long tunnels under the environment of high mountains and deep valleys,confining pressure is one of t......
A comparative study on two fatigue assessment methods has been performed in this paper.The analysis theory and method we......
The effect of second phases on charpy impact energy of hastelloy N sheet using for molten salt react
Hastelloy N,a solution-strengthened nickel-based superalloy,is one of the key candidate structural materials of the molt......
Type 301L stainless steel is used as fabrication material for underframe in the next generations subway. When the subway......
Austenitic stainlesssteel and low carbon steel in the stainless carbody were connected by ringwelded joints.The fatigue ......
10 mm thick AZ31B magnesium alloy plate was welded by the electron beam welding(EBW).The microstructure,elements distrib......
Crack propagation in cylinders under high temperature and high pressure is the vital factorthat affects their service li......
Functional gradient materials(FGMs)have tremendous potential research space as the result of characteristic advantages o......
In this study,a peridynamics(PD)model for the dynamic fracture analysis of shale material has been proposed.As well-know......
Research on crack propagation of crane girder based on peridynamics and finite element coupling mode
The efficient and accurate simulation of crack propagation in large-scale mechanical equipment is always the focus of co......
研究了外加纵向恒定磁场对10 mm厚SUS316L奥氏体不锈钢窄间隙激光-MIG多层焊接接头成形、奥氏体和铁素体微观组织以及疲劳裂纹扩展......
Study on High-cycle Shear Fatigue Behavior of Two Kinds of Spot Welded 980MPa Ultra High Strength St
DP980 and QP980 steels are chosen to evaluate their properties of welded spot under high-cycle shear fatigue test.Sa......
Squat is a kind of railhead defects related to rolling contact fatigue (RCF), and regarded as a potential safety haz......
Crack propagation problems research for two-dimensional piezoelectric materials with the extended fi
By embedding the enrichment techniques with the partition of unity method (PUM) into the standard finite element app......
Spallation of Thermal Barrier Coatings with Real Thermally Grown Oxide Microscopy under Thermal Stre
Experimental observations display that there exist two types of cracks induced by thermally grown oxide (TGO) in ele......
Theoretical and Numerical Prediction of Crack Path in the Material with Anisotropic Fracture Toughne
The crack path in the anisotropic medium is studied theoretically and numerically in this paper,with focusing on the......
Shape-free Hybrid Stress-Function Elements with drilling degrees of freedom for Crack Propagation Si
In this paper,a new plane shape-free multi-node singular hybrid stress-function(HS-F)element with drilling degrees o......
In view of the dynamic disaster problems involved with the trigone hard and stable roof of head face in Northern Sha......
THERMO-HYDRO-MECHANICAL MODELING OF CRACK PROPAGATION IN POROUS MEDIA USING COMBINED NONCONFORMING F
In this work, a robust numerical tool is developed for the thermo-hydromechanical (THM) modeling of crack propagatio......
本文根据流变断裂学理论,结合非平衡态热力学,对裂纹扩展过程中裂尖塑性流变区由于内耗热而形成的温度场,进行了理论和实验研究。......
拓展虚内键(Augmented virtual internal bond,AVIB)是基于虚内键理论的一种多尺度本构模型,它同时考虑了微观虚内键的法向和切向......
The simulation of crack propagation processes in rock engineering has been not only a research hot spot among scholars b......
A three-dimensional molecular dynamics simulation using the embedded atom method (EAM) potentials shows that for both pu......
在大量拉－压超载实验的基础上导出考虑拉－压超载中压缩载荷影响的参数－超载截止比γＳＲ的计算式，并提出简单超载截止比γＳＯ的实验测定方法。......
建立了描述固体推进剂裂纹腔内瞬时对流燃烧过程的数学模型，数值求解该数学模型得到了气相参数沿裂纹长度方向的分布，通过对比定量地......
采用燃烧室零维动力学模型，对模拟发动机正常工作过程和含不同尺寸裂纹的工作过程进行了仿真计算和比较研究，得到了裂纹尺寸对工作过......
本文用宏观分析与微观分析相结合的方法，对几种典型低合金高强钢的插销试棒断口形貌进行了分析。结果表明：钢材的Ｐｃｍ值及插销试验时的承......
使用LY11CZ铝合金板材的中心裂纹拉伸试件．在不同应力水平及应力比下，对疲劳裂纹扩展速率进行了试验研究和分析．并给出了该材料估算裂......
