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Fatigue Damage [PDF]

open access: yesMetals, 2017
Prevention of unexpected failures is a fundamental design objective in any engineering structure or system subjected to fatigue.[...]
Filippo Berto
doaj   +6 more sources

Numerical Simulation of Dynamic Degradation and Fatigue Damage of Degradable Zinc Alloy Stents [PDF]

open access: yesJournal of Functional Biomaterials, 2023
Current research on the fatigue properties of degradable zinc alloy stents has not yet considered the issue of the fatigue life changing with material properties during the dynamic degradation process.
Jing Qi   +5 more
doaj   +2 more sources

Investigation into Multiaxial Character of Thermomechanical Fatigue Damage on High-Speed Railway Brake Disc

open access: yesVehicles, 2021
The multiaxial character of high-speed railway brake disc thermomechanical fatigue damage is studied in this work. Although the amplitudes and distributions of temperature, strain and stress are similar with uniform and rotating loading methods, the ...
Chun Lu   +4 more
doaj   +1 more source

Study on fatigue life dispersion of aluminum alloy structures with different damage sizes

open access: yesHangkong gongcheng jinzhan, 2023
Fatigue life scatter factor of damaged aircraft structures is an important parameter to analyze their fatigue life dispersion degree. The fatigue test of prefabricated damage test pieces is carried out for aluminum alloy materials commonly used in ...
LI Xiaotao, CUI Ronghong, LI Zhe
doaj   +1 more source

A statistically self-consistent fatigue damage accumulation model including load sequence effects under spectrum loading [PDF]

open access: yesFracture and Structural Integrity, 2016
A probabilistic methodology is proposed to evaluate fatigue damage accumulation and fatigue lives of specimens under variable amplitude loading. With probabilistic modifications in the present model, the calculative consistency is achieved between ...
Chen Xianmin   +3 more
doaj   +2 more sources

Very High Cycle Fatigue Damage of TC21 Titanium Alloy under High/Low Two-Step Stress Loading

open access: yesCrystals, 2023
Very high cycle fatigue (VHCF) tests were carried out under variable amplitude loading for TC21 titanium alloy. The first level of high amplitude loading was set as 950 MPa close to yield strength, and the second level of low amplitude loading was ...
Baohua Nie   +7 more
doaj   +1 more source

Fatigue damage stiffness degradation modeling of right circular flexure hinges

open access: yesAIP Advances, 2023
Flexure hinges are susceptible to fatigue damage under cyclic loading, resulting in performance degradation. This paper investigates the stiffness degradation of the right circular flexure hinges (RCFHs) under cyclic loading.
Qiliang Wang, Yiping Long, Jianming Wei
doaj   +1 more source

Study on fatigue life prediction method of composite laminates

open access: yesXibei Gongye Daxue Xuebao, 2022
Advanced composites have been widely used in aerospace field and transportation field in ground due to their excellent mechanical properties. Fatigue damage and life prediction of composites have always been the important and difficult issues in the ...
TUO Hongliang   +3 more
doaj   +1 more source

Probabilistic-based analysis for damaging features of fatigue strain loadings [PDF]

open access: yesFracture and Structural Integrity, 2018
This paper presents the behaviour of fatigue damage extraction in fatigue strain histories of automotive components using the probabilistic approach. This is a consideration for the evaluation of fatigue damage extraction in automotive components under ...
M. F. Mod Yunoh   +5 more
doaj   +3 more sources

Research on Fatigue Performance of the Rib Beam Bridge Carriageway Slab Based on Cumulative Damage Theory

open access: yesAdvances in Civil Engineering, 2022
The purpose of this paper is to study the development law of fatigue damage of the carriageway slab of reinforced concrete ribbed girder bridge and to provide theoretical support for carriageway slab design.
Binglin Chen   +4 more
doaj   +1 more source

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