crack相关论文
The particle raft is a two-dimensional condensed soft matter,which is composed of hydrophobic solid particles floating o......
Experimental investigation of migration and solidification of molten salt leaking through tank crack
Molten salt is often used for heat transfer and thermal energy storage in concentrated solar power. Molten salt leakage ......
Influence of Intersection Angle of Prefabricated Cracks on Impact Failure of Flattened Brazilian Dis
Both experimental and numerical approaches were used to study dynamic failure properties and patterns of flattened Brazi......
Living concrete with self-healing function on cracks attributed to inclusion of microorganisms:Theor
Concrete is the most widely used composite material in civil engineering.Microbial induced calcium carbonate precipitati......
This paper presents a study on the criterion of crack initiation and propagation under creep conditions, which were inve......
The tensile creep behavior of extruded Mg-6Gd alloy,having the tensile yield strength of ～ 110 MPa at 175 ℃,has been inv......
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Self-deformation cracking is the cracking caused by thermal deformation, autogenous volume deformation or shrinkage defo......
Numerical Simulation on Moisture Transport in Cracked Cement-based Materials in view of Self-healing
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The strength loss mechanism of the phosphate bonded sand mold/core was studied. The morphology and composition of phosph......
In this study,main types and distribution laws are attained based on field survey and statistical analysis from a plenty......
Cracks were observed near the fillet of manifold baffle,manifold neck and the catalyst shell after exhaust manifold dura......
The growth kinetic law of gas hydrate is the basis of further studies on the accumulation of in situ natural gas hydrate......
The Effects of Inserted Ag Layer on Electrical and Optical Properties and Bending Resistance Perform
Flexible display is one of the most important research topics in the display industry.According to the research and deve......
Vickers indentation test is used to evaluate the generation and growth of cracks in sintered ores containing different f......
Enhanced Self-Healing Capacity in Cementitious Materials by Use of Encapsulated Carbonate Precipitat
In this study,two bacteria-based self-healing systems were developed for the proof-of-concept and approach to a realisti......
H2 injection through the shaft into blast furnace (BF) is a key technology for further reduction of CO2 emission from BF......
对某砌体结构办公楼进行宏观检查,对墙体、梁、楼板的裂缝进行检测,对砌筑砂浆强度、砖强度及屋面保温层进行抽检,对裂缝及建筑物......
本文主要介绍钢筋混凝土板裂缝产生的原因分析、危害及其补强加固处理的方法,可供设计与施工参考.......
通过对某220kV变电站工程发生的混凝土裂缝的分析,来找出原因,制定出切实可行的处理方案,进而提出预防措施,防止在其他变电站工程......
某职工宿舍始建于2002年,投入使用后横墙和纵墙出现大面积的正“八”字形和倒“八”字形裂缝,对此,对房屋进行全面的检测,分析墙体......
某钢厂氧气管道在安装运行6个月后,发现管道焊缝一处泄漏.通过取样进行化学成分、宏观形貌、金相及微观形貌分析发现,由制造时遗留......
The transient proper orthogonal decomposition(TPOD)method is generalized to high-dimensional rotor system models with co......
The impact-echo test can be adopted to detect the defects or inclusions in concrete structures.The conventional impact-e......
Scanning electron microscope, differential thermal analysis, thermo-gravimetric analysis,fluorescent analysis and X-ray ......
A damage detection method for beam-type structures using ratio of natural frequency change and neural networks is propos......
Study and elimination of needle and crack in tin-doped indium oxide tablets for electron beam evapor
Needles and cracks in tin-doped indium oxide tablets during electron beam evaporation process are investigated for trans......
Interactions between cracks and pores exist in laser hybrid welded aluminum alloys,which have a notable influence on the......
在恒应力幅控制下研究了AL6XN不锈钢的疲劳变形及损伤行为.结果表明,AL6XN不锈钢的疲劳寿命-应力幅曲线满足Basquin关系.当外加应......
针对国产脉动真空灭菌器内腔焊缝处多次开裂的现象,围绕焊接残余应力及消除方法进行了系列研究.根据市场上灭菌器异种钢间断角焊缝......
A Coupled Finite Element Methods and Extended Finite Element Methods for Dynamic Crack Propagation M
For hydraulic concrete structures,the external dynamic loads,such as strong earthquake,may cause cracking of these struc......
The wedge disclination quadrupole effect on the emission of dislocations from a crack tip in deforme
The interaction between a wedge disclination quadrupole and the crack in deformed nanocrystalline ceramics and metals is......
The generalized finite difference method(GFDM)is a kind of collocation-based meshless method.It is the evolution of the ......
The extended material point method(XMPM)has demonstrated its capabilities in the simulation of crack growth problems.Bec......
Stable Displacement Correlation Method of Extended Finite Element Method for Estimating Stress Inten
The evaluation of stress intensity factors(SIFs)is a core mission in linear elastic fracture mechanics.Conventional disp......
In the present paper,we address the influence of residual surface tension on crack tip field,which is modeled by a curva......
激光切割液晶玻璃是一个复杂的激光与材料相互作用的过程。在使用热裂法切割液晶玻璃时，裂纹尖端的应力强度因子(SIF)的大小是决定......
针对激光诱导K9玻璃元件体损伤问题,利用在线成像技术获得激光诱导体损伤时的侧面和正面图像,并分析体损伤中成丝损伤的特点及成丝......
为揭示超声红外热成像检测中缺陷区域的生热机理，考虑预紧力对缺陷生热的影响，采用裂纹试件开展了预紧力分别为100、150、200 N的检......
本文主要以港荣路复合路面中的钢筋混凝土基层开裂为事实背景，着重论述了钢筋混凝土基层裂缝的形成原因，经现场实践总结了钢筋混凝土......
Development of multi-physics numerical simulation model to investigate thermo-mechanical fatigue cra
In this research,a detailed multi-physics study has been carried out by numerically simulating a solid fractured gun bar......
The presence of random fissures has a great impact on rock slope stability.To investigate the failure modes and stabilit......
Industry design standards such as BS 7910 deployed some empirical formulas for the prediction of stress intensity factor......
Enhancing the sensitivity of crack-based strain sensor assembled by functionalized graphene for huma
Human motion detection needs sensors with flexibility,high sensitivity and linearity.However,conventional strain sensors......
The torsion beam for a certain model of motor vehicle cracked in the bench test.The analysis of cracked torsion beam......
