Characterizing the Fatigue Damage in a Martensitic Spring Steel
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DOI: 10.1002/srin.202100260
Abstract: Herein, a short crack propagation in a martensitic spring steel by means of in situ fatigue tests in a confocal laser microscope and additional electron back‐scattered diffraction analyses to link the local crystallographic orientation of the… read more here.
Keywords: crack propagation; crack; steel; fatigue damage ... See more keywords
Models of Nonlinear Fatigue Damage Accumulation Under Cyclic Block Loadings of Layered Composites
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DOI: 10.1007/s11029-020-09865-7
Abstract: Considered are two types of multistage cyclic block loading rather common in the practice of fatigue tests and fatigue life predictions for layered polymer composite materials: block loading by four-stage cyclic regular zero-tension loads and… read more here.
Keywords: damage accumulation; block; nonlinear fatigue; fatigue life ... See more keywords
An Integrated Processing Method for Fatigue Damage Identification in a Steel Structure Based on Acoustic Emission Signals
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Engineering and Performance"
DOI: 10.1007/s11665-017-2616-8
Abstract: Abstract This paper presents an integrated processing method that applies principal component analysis (PCA), artificial neural network (ANN), information entropy and information fusion technique to analyze acoustic emission signals for identifying fatigue damage in a… read more here.
Keywords: information; damage identification; fatigue damage; method ... See more keywords
Long-term durability of offshore wind turbine composite blades based on nonlinear load behavior due to pitch movement
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-020-0511-y
Abstract: This study proposes a fatigue life prediction method for offshore wind turbines consisting of a fatigue load calculation method that accounts for external environmental factors and system interaction, as well as a fatigue stress spectrum… read more here.
Keywords: unit fatigue; offshore wind; term durability; long term ... See more keywords
Fatigue Damage Mechanism of AL6XN Austenitic Stainless Steel at High Temperatures
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DOI: 10.1007/s40195-020-01020-4
Abstract: By the combination of transmission electron microscope, neutron diffraction and small-angle neutron scattering methods, mechanical fatigue behavior of AL6XN austenitic stainless steel was investigated in the temperature range of 400–600 °C. At 400 °C, in… read more here.
Keywords: fatigue damage; al6xn austenitic; austenitic stainless; stainless steel ... See more keywords
Fatigue damage investigation and optimization of a viscoelastically damped system with uncertainties
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-1879-4
Abstract: The need for larger and more efficient structures has led to the development of numerical models to approach real-world complex behaviors. Normally, engineering systems consider deterministic parameters, while in real-world situations, they are subjected to… read more here.
Keywords: investigation optimization; fatigue damage; viscoelastically damped; damage ... See more keywords
Parametric interpolation method for probabilistic fatigue analysis of steel risers
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DOI: 10.1016/j.apor.2019.05.023
Abstract: Abstract Slender marine structures such as mooring lines and risers are susceptible to failures due to stress variations coming from environmental actions. Wave, wind and current are random phenomena, and consequently the most adequate methodology… read more here.
Keywords: fatigue; parametric interpolation; fatigue damage; method ... See more keywords
The influence of the yaw angle on the VIV fatigue damage of a yawed cylinder with or without helical strakes
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DOI: 10.1016/j.apor.2020.102295
Abstract: Abstract The structural fatigue damage caused by vortex-induced vibration (VIV) is one of the most important failure reasons for flexible cylinders in offshore engineering applications. Helical strakes are often employed to reduce the VIV of… read more here.
Keywords: yaw angle; fatigue damage; cylinder; damage ... See more keywords
Effects of spacing ratio on the FIV fatigue damage characteristics of a pair of tandem flexible cylinders
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DOI: 10.1016/j.apor.2020.102299
Abstract: Abstract Estimating the fatigue damage caused by flow-induced vibration (FIV) is an important issue when considering groups of cylindrical structures in the offshore industry. However, cylinders may interact with each other over relatively short distances,… read more here.
Keywords: fiv fatigue; fatigue damage; cylinder; damage ... See more keywords
Fatigue damage mechanisms of short fiber reinforced PA66 as observed by in-situ synchrotron X-ray microtomography
Sign Up to like & getrecommendations! Published in 2018 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2017.12.051
Abstract: Abstract The understanding of fatigue damage mechanisms of short fiber reinforced thermoplastics are a key issue in order to optimize material processing and propose physically based multiscale fatigue damage models. The presented work aims at… read more here.
Keywords: fatigue damage; fiber; damage; damage mechanisms ... See more keywords
Fatigue damage behavior in carbon fiber polymer composites under biaxial loading
Sign Up to like & getrecommendations! Published in 2019 at "Composites Part B: Engineering"
DOI: 10.1016/j.compositesb.2019.106942
Abstract: Abstract An investigation into the damage accumulation and propagation behavior in carbon fiber reinforced polymer (CFRP) composites under complex in-phase biaxial fatigue loading has been conducted. The goal is to capture early stage damage and… read more here.
Keywords: fatigue; biaxial loading; fatigue damage; damage ... See more keywords