Fatigue and Fracture Mechanics: Applications and Trends II

A special issue of Applied Sciences (ISSN 2076-3417). This special issue belongs to the section "Mechanical Engineering".

Deadline for manuscript submissions: closed (20 April 2023) | Viewed by 1616

Special Issue Editors


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Guest Editor
Department of Civil Engineering, University of Porto, 4200-465 Porto, Portugal
Interests: numerical modeling of engineering structures and structural components (offshore applications, steel bridges, pressure vessels, pipelines, wind turbine towers, etc.); mathematical problems in fatigue and fracture; mechanics of solids and structures; metals materials and structures; numerical fracture mechanics and crack growth; local approaches; finite element methods in structural mechanics applications; computer-aided structural integrity
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Guest Editor
State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing, China
Interests: fracture; ultra-high-cycle fatigue; additive manufacturing alloys
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Guest Editor
Department of Industrial Automation, Ternopil Ivan Pul’uj National Technical University, Ternopil, Ukraine
Interests: mechanical properties; mechanical behavior of materials; material characterization; mechanical testing; finite element analysis
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Special Issue Information

Dear Colleagues,

This Special Issue (SI) covers a wide range of modern achievements in the study of the behavior of solids with cracks—from studies of cyclic durability and the nucleation and growth of a fatigue crack to solving a number of complex problems of fracture mechanics. In this SI, limiting and prelimiting equilibrium states of materials and structures under single, multiple, thermal, and dynamic loading in elastic, viscoelastic, and elastoplastic bodies with cracks will be considered. We also invite you to submit articles on new criteria for crack resistance of materials for structural integrity.

Considerable attention will be paid to the application of numerical methods for the analysis of stresses and strains in solids and constructions with notches and cracks. We will also be glad to see the results of studies on predicting the operability of structures according to the test data of laboratory samples, taking into account the scale factor based on similarity criteria for local fractures.

Considerable attention will be paid to research methods and the basic laws of fatigue and cyclic crack resistance of metals and alloys in deterministic and probabilistic settings. Also relevant for consideration are the characteristics of high cyclic fatigue for materials manufactured by new technological methods. We invite articles devoted to the basic laws of cyclic plasticity and fatigue of metals and alloys (especially those produced by additive manufacturing).

We also invite papers devoted to the deformation and energy criteria of fatigue fracture of metals estimation by FEM and experimental verification. Particular attention will be paid to the development of methods for accelerated determination of endurance limits based on deformation and energy criteria. The problem of predicting the development of cracks and probabilistic fatigue modeling will also be discussed.

Prof. Dr. José António Correia
Prof. Dr. Abílio Manuel Pinho de Jesus
Prof. Dr. Guian Qian
Prof. Dr. Pavlo Maruschak
Guest Editors

Manuscript Submission Information

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Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2400 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • fatigue
  • fracture mechanics
  • fatigue crack growth
  • structural integrity
  • computer-aided fracture mechanics
  • computer-aided structural integrity
  • failure mechanisms
  • cyclic plasticity
  • applications and design codes
  • probabilistic fatigue modeling

Published Papers (1 paper)

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Research

23 pages, 4299 KiB  
Article
Uncertainty of Estimated Rainflow Damage in Stationary Random Loadings and in Those Stationary per partes
by Julian M. E. Marques, Denis Benasciutti, Jan Papuga and Milan Růžička
Appl. Sci. 2023, 13(5), 2808; https://doi.org/10.3390/app13052808 - 22 Feb 2023
Viewed by 1141
Abstract
The uncertainty of rainflow fatigue damage is evaluated for stationary loadings and for non-stationary switching loadings with a finite number of stationary states. The approach is based on confidence intervals constructed after direct analysis of stress-time histories. The accuracy of confidence intervals is [...] Read more.
The uncertainty of rainflow fatigue damage is evaluated for stationary loadings and for non-stationary switching loadings with a finite number of stationary states. The approach is based on confidence intervals constructed after direct analysis of stress-time histories. The accuracy of confidence intervals is verified first by numerical simulations, and then by experimental data measured in a mountain bike traveling under various driving and road surface conditions, yielding stationary and non-stationary switching loadings. Stationarity and non-stationarity of loading records is checked by a statistical method (run test). In experiments, a small set of records (validation set) is also collected and used to approximate the expected damage, which serves for verification purposes. Not only do numerical and experimental results confirm the correctness of the proposed confidence interval for damage, but they also emphasize its usefulness in real engineering applications. Full article
(This article belongs to the Special Issue Fatigue and Fracture Mechanics: Applications and Trends II)
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