Recent advances on notch effects in metal fatigue: A review

D Liao, SP Zhu, JAFO Correia… - Fatigue & Fracture of …, 2020 - Wiley Online Library
Notch features including holes, fillets, shoulders, and grooves commonly exist in
engineering components. When subjected to external loads, these geometrical …

Stress gradient effect in metal fatigue: Review and solutions

SP Zhu, WL Ye, JAFO Correia, AMP Jesus… - Theoretical and Applied …, 2022 - Elsevier
Under external loadings, notched components always show varying degrees of stress
concentration. Accordingly, different kinds of approaches have been presented to …

Probabilistic framework for fatigue life assessment of notched components under size effects

D Liao, SP Zhu, B Keshtegar, G Qian… - International Journal of …, 2020 - Elsevier
Structural integrity assessments with discontinuities are critical for ensuring operational life
and reliability of engineering components. In this work, through combining with the …

Probabilistic modeling of uncertainties in fatigue reliability analysis of turbine bladed disks

XP Niu, RZ Wang, D Liao, SP Zhu, XC Zhang… - International Journal of …, 2021 - Elsevier
Turbine bladed disks normally operate under complex loadings coupling with uncertainties
originate from multiple sources, including material variability, load variation and geometrical …

[HTML][HTML] The effect of notch size on critical distance and fatigue life predictions

SP Zhu, JC He, D Liao, Q Wang, Y Liu - Materials & Design, 2020 - Elsevier
Notch and size effects generally show great influence on the fatigue behavior of engineering
structures, which plays a vital role during their structural integrity and reliability evaluations …

Multiaxial fatigue analysis of notched components using combined critical plane and critical distance approach

D Liao, SP Zhu, G Qian - International Journal of Mechanical Sciences, 2019 - Elsevier
Combinations of geometric discontinuities and multiaxial loads appear commonly in
engineering components, which raise both stress gradient and multiaxial stress states near …

Probabilistic modeling of fatigue life distribution and size effect of components with random defects

Y Ai, SP Zhu, D Liao, J Correia, C Souto… - International Journal of …, 2019 - Elsevier
Engineering components made of ductile cast irons and aluminum alloys, show fatigue lives
which are normally dominated by crack initiation from defects raised by manufacturing …

Reliability analysis of fatigue crack growth for rail steel under variable amplitude service loading conditions and wear

RM Nejad, Z Liu, W Ma, F Berto - International Journal of Fatigue, 2021 - Elsevier
The purpose of this paper is to investigate the effect of variable amplitude service loading
conditions and wear phenomenon on reliability analysis for rail steel. For this purpose, the …

Probabilistic fatigue assessment of notched components under size effect using critical distance theory

JC He, SP Zhu, D Liao, XP Niu - Engineering Fracture Mechanics, 2020 - Elsevier
Notch features often raise critical influences on fatigue lives of engineering components,
which deserve particular attentions for ensuring their structural integrity and reliability. The …

Probabilistic SN fields based on statistical distributions applied to metallic and composite materials: State of the art

JF Barbosa, JAFO Correia… - Advances in …, 2019 - journals.sagepub.com
Fatigue life prediction of materials can be modeled by deterministic relations, via mean or
median SN curve approximation. However, in engineering design, it is essential to consider …