Results 31 to 40 of about 3,609,848 (355)

Cumulative Damage and Life Prediction Models for High-Cycle Fatigue of Metals: A Review

open access: yesMetals, 2021
Fatigue design of engineering structures is typically based on lifetime calculation using a cumulative damage law. The linear damage rule by Miner is the universal standard for fatigue design even though numerous experimental studies have shown its ...
K. Hectors, W. De Waele
semanticscholar   +1 more source

A multiaxial incremental fatigue damage formulation using nested damage surfaces [PDF]

open access: yesFracture and Structural Integrity, 2016
Multiaxial fatigue damage calculations under non-proportional variable amplitude loadings still remains a quite challenging task in practical applications, in part because most fatigue models require cycle identification and counting to single out ...
Marco Antonio Meggiolaro   +2 more
doaj   +3 more sources

High temperature fatigue characteristics of P/M and hot-forged W-Re and TZM for X-ray target of CT scanner [PDF]

open access: yes, 2018
The fatigue strengths at 1000 °C of layered W-Re/TZM, bulk W-Re and bulk TZM for x-ray target materials were successfully evaluated under load-controlled four-point bending by introducing a fatigue failure criterion as twotimes increase of initial ...
Harimon, Mohd Azhar   +4 more
core   +1 more source

Development of a novel fatigue damage model with AM effects for life prediction of commonly-used alloys in aerospace

open access: yesInternational Journal of Mechanical Sciences, 2019
In the aerospace industry, more and more alloy parts with requirements of complex geometry and light weight are fabricated by additive manufacturing (AM) process, which has significant influence on their high-cycle fatigue properties.
Zhixin Zhan, Hua Li, K. Lam
semanticscholar   +1 more source

Development of a fretting-fatigue mapping concept: The effect of material properties and surface treatments [PDF]

open access: yes, 2009
Fretting-fatigue induced by combined localized cyclic contact motion and external bulk fatigue loadings may result in premature and dramatic failure of the contacting components.
Araújo   +32 more
core   +1 more source

Fatigue Strain and Damage Analysis of Concrete in Reinforced Concrete Beams under Constant Amplitude Fatigue Loading

open access: yesShock and Vibration, 2016
Concrete fatigue strain evolution plays a very important role in the evaluation of the material properties of concrete. To study fatigue strain and fatigue damage of concrete in reinforced concrete beams under constant amplitude bending fatigue loading ...
Fangping Liu, Jianting Zhou
doaj   +1 more source

Fatigue Performance of Composite Laminates After Low-velocity Impact

open access: yesCailiao gongcheng, 2016
Compression-compression fatigue tests were carried out on T300/5405 composite laminates after low-velocity impact, compression performance of the laminates with different impact damages was studied together with its fatigue life and damage propagation ...
LIANG Xiao-lin, XU Xi-wu, LIN Zhi-yu
doaj   +1 more source

Parent Quality of Life at Two Years Following Their Child's Completion of Acute Lymphoblastic Leukemia Treatment

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Parents of children treated for acute lymphoblastic leukemia (ALL) often experience significant caregiver burden and disruption to their well‐being. While parent quality of life (QoL) during treatment is well characterized, little is known about outcomes during early survivorship.
Sara Dal Pra   +3 more
wiley   +1 more source

Progressive damage in stitched composites: Static tensile tests and tension-tension fatigue [PDF]

open access: yes, 2009
The paper describes progressive damage in static tensile tests and tension-tension fatigue in structurally stitched carbon/epoxy NCF composites, in comparison with their non-stitched counterparts.
Carvelli, V.   +7 more
core   +1 more source

A fatigue damage model of asphalt mixture considering tensile and compressive modulus decay

open access: yesCase Studies in Construction Materials
In practical asphalt pavement engineering, asphalt mixture experiences both tensile and compressive stresses, and the stress state plays a pivotal role in determining fatigue performance.
Tian Jin   +4 more
doaj   +1 more source

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