Results 11 to 20 of about 234,301 (356)

Phase-field modelling for fatigue crack growth under laser shock peening-induced residual stresses [PDF]

open access: yesArchive of applied mechanics (1991), 2020
For the fatigue life of thin-walled components, not only fatigue crack initiation, but also crack growth is decisive. The phase-field method for fracture is a powerful tool to simulate arbitrary crack phenomena.
M. Seiler   +4 more
semanticscholar   +1 more source

Improved computation method in residual life estimation of structural components [PDF]

open access: yesTheoretical and Applied Mechanics, 2013
This work considers the numerical computation methods and procedures for the fatigue crack growth predicting of cracked notched structural components.
Maksimović Stevan M.   +1 more
doaj   +1 more source

Characterization of Surface Fatigue Crack Nucleation and Microstructurally Small Crack Growth in High Strength Aluminum Alloys

open access: yesFrontiers in Materials, 2021
It is well established that fatigue crack nucleation and small crack growth in high strength aluminum alloys are highly influenced by the surrounding microstructure including grain boundaries, texture, inclusion barriers, among other factors.
Robert Fleishel   +5 more
doaj   +1 more source

A phase field modeling approach of cyclic fatigue crack growth

open access: yesInternational Journal of Fracture, 2020
Phase field modeling of fracture has been in the focus of research for over a decade now. The field has gained attention properly due to its benefiting features for the numerical simulations even for complex crack problems.
Christoph Schreiber   +3 more
semanticscholar   +1 more source

Near-Threshold Fatigue Crack Growth Rates of Laser Powder Bed Fusion Produced Ti-6Al-4V

open access: yesActa Materialia, 2020
When Ti-6Al-4V is processed by laser powder bed fusion (LPBF), a material with a martensitic microstructure is obtained. Moreover, the presence of internal stresses, an outer surface with relatively high surface roughness and the presence of remnant ...
T. Becker   +3 more
semanticscholar   +1 more source

Prediction of Fatigue Crack Growth Rate in Aircraft Aluminum Alloys Using Optimized Neural Networks

open access: yesTheoretical and applied fracture mechanics (Print), 2020
In aerospace industry, Fatigue Crack Propagation pose a serious threat in designing mechanical assembly of the aircraft structures. In these structures crack growth is a problem to be handled seriously, as human life risk is concerned in addition to ...
Hassan Bin Younis   +3 more
semanticscholar   +1 more source

Experimental and simulation study on Ⅰ-Ⅱ mixed-mode fatigue crack growth of TC4-DT welded joint

open access: yesJournal of Aeronautical Materials, 2020
The crack growth in the structure shows the complex Ⅰ-Ⅱ mixed-mode under the combined tensile and shear fatigue loading. It is of great significance to understand its growth law for evaluating the fatigue life of structures accurately.
LIU Xiaogang, ZHU Xiaolin, GUO Haiding
doaj   +1 more source

Propagation of surface initiated rolling contact fatigue cracks in bearing Steel [PDF]

open access: yes, 2016
Surface initiated rolling contact fatigue, leading to a surface failure known as pitting, is a life limiting failure mode in many modern machine elements, particularly rolling element bearings.
Kadiric, A, Olver, A, Rycerz, P
core   +1 more source

Prediction of Fatigue Crack Growth in Vacuum-Brazed Titanium Alloy

open access: yesMetals, 2023
The assessment of fatigue is a crucial concern in welded components and structures. This study investigates the fatigue properties and models for predicting fatigue crack growth in Ti-6Al-4V titanium alloy when processed by vacuum brazing with TiCuNi ...
Chou-Dian Huang   +2 more
doaj   +1 more source

Fatigue crack growth in thin notched woven glass composites under tensile loading. Part II: modelling [PDF]

open access: yes, 2011
Fatigue propagation of a through-the-thickness crack in thin woven glass laminates is difficult to model when using homogeneous material assumption. Crack growth depends on both the fatigue behaviour of the fibres and of the matrix, these two phenomena ...
Barrau, Jean-Jacques   +3 more
core   +3 more sources

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