Search | Fracture and Structural Integrity

SI: Steels and Composites for Engineering Structures Views: 3,336 Downloads: 4,382 Vol. 16, No. 59 (2022) December 22, 2021 pp. 232-242

A nonlinear concrete damaged plasticity model for simulation reinforced concrete structures using ABAQUS

Cuong Le Thanh, Hoang-Le Minh, Thanh Sang-To

The reinforced concrete structure is typical and widely used in many fields. The behavior of concrete is nonlinear and complex. Especially, when cracks/crushings occurred in softening phase. Thus, It is important to find a damaged model of…

10.3221/IGF-ESIS.59.17

Details: A nonlinear concrete damaged plasticity model for simulation reinforced concrete structures using ABAQUS PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 833 Downloads: 527 Vol. 18, No. 70 (2024) August 14, 2024 pp. 121-132

Application of deep learning for technological parameter optimization of laser shock peening of Ti-6Al-4V alloy

Mikhail Verezhak, Aleksei Vshivkov, Elena Gachegova, Maria Bartolomei, Alexander Mayer, Sathya Swaroop

The paper is devoted to the development of the method of laser shock peening (LSP) of metals. To optimize the mode of LSP for Ti-6Al-4V specimens a deep learning model for predicting residual stresses by laser shock peening was developed.…

10.3221/IGF-ESIS.70.07

Details: Application of deep learning for technological parameter optimization of laser shock peening of Ti-6Al-4V alloy PDF Visual Abstract

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SI: Fracture and Damage Detection in Masonry Structures Views: 875 Downloads: 620 Vol. 14, No. 51 (2020) November 18, 2019 pp. 92-114

Nonlinear modeling of unreinforced masonry structures under seismic actions: validation using a building hit by the 2016 Central Italy earthquake

Chiara Ferrero, Paulo Barbosa Lourenço, Chiara Calderini

A prolonged seismic sequence struck the regions of Central Italy between August 2016 and January 2017, causing several fatalities and widespread damage to the built environment. The main objective of this work was to study the structural…

10.3221/IGF-ESIS.51.08

Details: Nonlinear modeling of unreinforced masonry structures under seismic actions: validation using a building hit by the 2016 Central Italy earthquake PDF Visual Abstract

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 625 Downloads: 839 Vol. 16, No. 59 (2022) December 22, 2021 pp. 62-77

Finite element modeling of flexural behavior of reinforced concrete beams externally strengthened with CFRP sheets

Mahmoud Madqour

In this research, the finite element method is used to develop a numerical model to analyse the effect of the external strengthening of reinforced concrete beams by using carbon Fiber Reinforced Polymer (CFRP) sheets. A finite element…

10.3221/IGF-ESIS.59.05

Details: Finite element modeling of flexural behavior of reinforced concrete beams externally strengthened with CFRP sheets PDF Visual Abstract

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SI: Fracture Mechanics versus Environment Views: 1,020 Downloads: 840 Vol. 13, No. 49 (2019) June 22, 2019 pp. 655-665

Numerical-Experimental characterization of honeycomb sandwich panel and numerical modal analysis of implemented delamination

AYA BENDADA, Djilali Boutchicha, Adel Chouiter, Mokhtaria Miri

The objective of this paper is to investigate the influence of the delamination on the vibration behavior of honeycomb sandwich panel, firstly, numerical characterization to provide the constant properties of the core only are performed…

10.3221/IGF-ESIS.49.59

Details: Numerical-Experimental characterization of honeycomb sandwich panel and numerical modal analysis of implemented delamination PDF Visual Abstract

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SI: Modeling in Structural Integrity Views: 631 Downloads: 381 Vol. 19, No. 71 (2025) October 18, 2024 pp. 151-163

Numerical analysis of 3D printed joint of wooden structures regarding mechanical and fatigue behaviour

Petr Lehner, Přemysl Pařenica, David Juračka, Martin Krejsa

This paper presents numerical models of a 3D printed plastic joint applicable to the connection of wooden structures. The research presented provides a comparison of two alternative solutions for the geometry of the joint and results from…

10.3221/IGF-ESIS.71.11

Details: Numerical analysis of 3D printed joint of wooden structures regarding mechanical and fatigue behaviour PDF HTML Visual Abstract

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Miscellanea Views: 1,409 Downloads: 896 Vol. 12, No. 44 (2018) March 18, 2018 pp. 94-105

Experimental characterization and numerical modelling analyses of nano-adhesive-bonded joints

Fayssal Hadjez, Brahim Necib

This paper presents an experimental and numerical characterization, typical for adhesive aerospace applications. The task is carrying two steps. The first consists on the analysis of a single lap joint produced by a carbon fiber fabric…

10.3221/IGF-ESIS.44.08

Details: Experimental characterization and numerical modelling analyses of nano-adhesive-bonded joints PDF

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SI: Developments in the fracture and fatigue assessment of materials Views: 835 Downloads: 690 Vol. 12, No. 46 (2018) September 23, 2018 pp. 1-13

Simulation of the behavior of aluminum alloys welded in Friction Stir Welding FSW: (Case of AA5083 and AA 6082)

Bounini Bousekrine Taha, Bouchouicha Benattou, Abdelkader Ghazi

The friction stir welding FSW is a topical technique to date, either for experimental or numerical research topics. Based on the fact that the majority of the heat generated, comes from the contact between the workpiece and the shoulder…

10.3221/IGF-ESIS.46.01

Details: Simulation of the behavior of aluminum alloys welded in Friction Stir Welding FSW: (Case of AA5083 and AA 6082) PDF Visual Abstract

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SI: Modeling in Structural Integrity Views: 371 Downloads: 330 Vol. 19, No. 74 (2025) September 4, 2025 pp. 206-216

Implementation of interface damage model with friction to concrete-FRP shear connector

Eva Kormaníková, Roman Vodička, Daniel Dubecký, Michala Weissová

The study investigates the application of fibre-reinforced polymer (FRP) composites in constructions of bridges. It highlights the main advantages of using FRP as a building material and points out its suitability for various structural…

10.3221/IGF-ESIS.74.14

Details: Implementation of interface damage model with friction to concrete-FRP shear connector PDF HTML Visual Abstract

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SI: Steels and Composites for Engineering Structures Views: 874 Downloads: 571 Vol. 15, No. 58 (2021) September 25, 2021 pp. 308-318

Evaluating structural safety of trusses using Machine Learning

Tran-Hieu Nguyen, Anh-Tuan Vu

In this paper, a machine learning-based framework is developed to quickly evaluate the structural safety of trusses. Three numerical examples of a 10-bar truss, a 25-bar truss, and a 47-bar truss are used to illustrate the proposed…

10.3221/IGF-ESIS.58.23

Details: Evaluating structural safety of trusses using Machine Learning PDF Visual Abstract

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SI: Failure Analysis of Materials and Structures Views: 900 Downloads: 626 Vol. 16, No. 62 (2022) September 22, 2022 pp. 261-270

Numerical simulation of creep notched bar of P91 steel

Norhaida Ab Razak, C. M. Davies

Numerous components designed for use at elevated temperatures now exhibit multiaxial stress states as a result of geometric modification and material inhomogeneity. It is necessary to anticipate the creep rupture life of such components…

10.3221/IGF-ESIS.62.18

Details: Numerical simulation of creep notched bar of P91 steel PDF Visual Abstract

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SI: 1st Benelux Network Meeting and Workshop on Damage and Fracture Mechanics Views: 721 Downloads: 483 Vol. 14, No. 52 (2020) February 8, 2020 pp. 105-112

Numerical modelling of dynamic ductile fracture propagation in different lab-scale experiments using GTN damage model

Benoît Paermentier, Dimitri Debruyne, Reza Talemi

Initiation and propagation of ductile fractures are a major consideration during the design of high-pressure pipelines. Consequences of a pipeline failure can be catastrophic thus structural integrity must be ensured over several decades.…

10.3221/IGF-ESIS.52.09

Details: Numerical modelling of dynamic ductile fracture propagation in different lab-scale experiments using GTN damage model PDF Visual Abstract

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Miscellanea Views: 850 Downloads: 546 Vol. 11, No. 39 (2017) December 15, 2016 pp. PAges 7-16

Selecting the objective function during the inverse identification of the parameters of a material model of concrete

F. Hokes, J. Kala

Selecting the correct objective function is the critical precondition for a successful optimization task. The validity of this condition is also required when optimization algorithms are needed for the inverse identification of the unknown…

10.3221/IGF-ESIS.39.02

Details: Selecting the objective function during the inverse identification of the parameters of a material model of concrete PDF

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Miscellanea Views: 619 Downloads: 541 Vol. 10, No. 38 (2016) pp. Pages 392-398

Numerical study of the response of dynamic parameters to defects in composite structures

Grigorii S. Serovaev, Valery P. Matveenko

The purpose of this work is to study three different models of delamination in composite plate (the free mode model, the constrained model and the contact model) and applicability of this models to the vibrational method of damage…

10.3221/IGF-ESIS.38.48

Details: Numerical study of the response of dynamic parameters to defects in composite structures PDF

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SI: Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 629 Downloads: 466 Vol. 14, No. 53 (2020) July 19, 2020 pp. 106-123

Effect of different parameters controlling the flexural behavior of RC beams strengthened with NSM using nonlinear finite element analysis

Ramy Mostafa Reda, Zeinab Omar, Hossam Sallam, Seleem S. E. Ahmad

Near surface mounted technique become the most attractive technique for strengthening RC structures. Several researches had been conducted to study experimentally the flexural behavior of RC members strengthened with NSM technique unlike…

10.3221/IGF-ESIS.53.09

Details: Effect of different parameters controlling the flexural behavior of RC beams strengthened with NSM using nonlinear finite element analysis PDF Visual Abstract

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SI: Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 850 Downloads: 522 Vol. 13, No. 50 (2019) September 4, 2019 pp. 242-250

Behavior of precast reinforced concrete columns subjected to monotonic short-term loading

Sebastião Salvador Real Pereira, Hermes Carvalho, João Victor Fragoso Dias, Victor Roberto Verga Mendes, Pedro Aires Montenegro

This paper presents a case study on the behavior of precast reinforced columns with non-conventional cross-section. An experimental program was developed to verify the serviceability and ultimate limit states of these columns, loaded with…

10.3221/IGF-ESIS.50.20

Details: Behavior of precast reinforced concrete columns subjected to monotonic short-term loading PDF Visual Abstract

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Analytical, Numerical and Physical Models Views: 1,100 Downloads: 409 Vol. 14, No. 53 (2020) July 19, 2020 pp. 446-456

A coupled elastoplastic damage model for brittle rocks: elastoplastic damage model for brittle rocks

Zheng Li, Yundong Shou, Deping Guo, Filippo Berto

Brittle rock contains an important plastic deformation, which causes microcracks when coupled with stress-induced damage. A new coupled elastoplastic damage model is established in order to discuss the damage behaviors found in brittle…

10.3221/IGF-ESIS.53.35

Details: A coupled elastoplastic damage model for brittle rocks: elastoplastic damage model for brittle rocks PDF Visual Abstract

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Miscellanea Views: 909 Downloads: 479 Vol. 11, No. 41 (2017) June 28, 2017 pp. Pages 245-251

On the connection between mode II and mode III effective thresholds in metals

Tomas Vojtek, Stanislav Zak, Jaroslav Pokluda

Closure-free long cracks under the remote mode III loading grow in a more complicated way than those under the remote mode II. For bcc metals, a coplanar in-plane spreading of tongues driven by the local mode II loading components at…

10.3221/IGF-ESIS.41.33

Details: On the connection between mode II and mode III effective thresholds in metals PDF

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Miscellanea Views: 1,555 Downloads: 1,367 Vol. 12, No. 43 (2018) December 29, 2017 pp. Pages 191-204

Investigation on the static and dynamic structural behaviors of a regional aircraft main landing gear by a new numerical methodology

F. Caputo, A. De Luca, A. Greco, S. Maietta, A. Marro, A. Apicella

In this paper, a new methodology supporting the design of landing gears is proposed. Generally, a preliminary step is performed with simplified FE model, usually one-dimensional, to achieve the reaction forces involving each component…

10.3221/IGF-ESIS.43.15

Details: Investigation on the static and dynamic structural behaviors of a regional aircraft main landing gear by a new numerical methodology PDF

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Analytical, Numerical and Physical Models Views: 926 Downloads: 998 Vol. 15, No. 57 (2021) June 22, 2021 pp. 114-126

Fully implicit numerical integration of the Yoshida-Uemori two-surface plasticity model with isotropic hardening stagnation

Riccardo Fincato

The paper deals with the numerical investigation and implementation of the two-surface plasticity model (or bounding surface model). This plasticity theory allows to describe the deformation behavior under large strain cyclic plasticity…

10.3221/IGF-ESIS.57.10

Details: Fully implicit numerical integration of the Yoshida-Uemori two-surface plasticity model with isotropic hardening stagnation PDF Visual Abstract

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Integrity of materials and structures Views: 1,353 Downloads: 368 Vol. 18, No. 70 (2024) September 1, 2024 pp. 210-226

An interface-based microscopic model for the failure analysis of masonry structures reinforced with timber retrofit solutions

Fabrizio Greco, Lorenzo Leonetti, Paolo Lonetti, Paolo Nevone Blasi, Arturo Pascuzzo, Giacinto Porco

This paper presents a refined Finite Element (FE) modeling strategy for analyzing the failure behavior of regular masonry structures reinforced with timber-based retrofit solutions. The proposed model schematizes the masonry as brick…

10.3221/IGF-ESIS.70.12

Details: An interface-based microscopic model for the failure analysis of masonry structures reinforced with timber retrofit solutions PDF Visual Abstract

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Miscellanea Views: 882 Downloads: 472 Vol. 11, No. 39 (2017) December 15, 2016 pp. Pages 17-28

Modelling of size and shape of damage zone in quasi-brittle notched specimens – analytical approach based on fracture-mechanical evaluation of loading curves

J. Klon, V. Veselý

An analysis focused on capturing the phenomenon of quasibrittle fracture is presented. Selected parameters relevant for quasi-brittle fracture are evaluated and an assessment of their dependence on the size and shape of the test specimen…

10.3221/IGF-ESIS.39.03

Details: Modelling of size and shape of damage zone in quasi-brittle notched specimens – analytical approach based on fracture-mechanical evaluation of loading curves PDF

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Miscellanea Views: 1,026 Downloads: 633 Vol. 8, No. 29 (2014) July 9, 2014 pp. pages 410-418

Numerical investigation on stress corrosion cracking behavior of dissimilar weld joints in pressurized water reactor plants

Lingyan Zhao, He Xue, Fuqiang Yang, Yaohong Suo

There have been incidents recently where stress corrosion cracking (SCC) observed in the dissimilar metal weld (DMW) joints connecting the reactor pressure vessel (RPV) nozzle with the hot leg pipe. Due to the complex microstructure and…

10.3221/IGF-ESIS.29.36

Details: Numerical investigation on stress corrosion cracking behavior of dissimilar weld joints in pressurized water reactor plants PDF

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Miscellanea Views: 916 Downloads: 578 Vol. 10, No. 35 (2016) December 29, 2015 pp. pages 152-160

Fatigue crack initiation and propagation in lotus-type porous material

S. Glodež, S. Dervaric, J. Kramberger, M. Šraml

The investigation of fatigue strength of lotus-type structure with nodular cast iron as a base material using computational model is analysed in present study. The irregular pores distribution in transversal and longitudinal direction…

10.3221/IGF-ESIS.35.18

Details: Fatigue crack initiation and propagation in lotus-type porous material PDF

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Miscellanea Views: 817 Downloads: 493 Vol. 8, No. 30 (2014) September 10, 2014 pp. pages 145-152

Thermal degradation in Carrara marbles as the cause of deformation of cladding slabs

A. Spagnoli, M. Migliazza, M. Zucali, A.M. Ferrero

Marble slabs, typically used as façade panels to externally cover buildings, might permanently deform after a certain time of environmental exposure. This phenomenon, called bowing, is generally accompanied by a reduction of strength which…

10.3221/IGF-ESIS.30.19

Details: Thermal degradation in Carrara marbles as the cause of deformation of cladding slabs PDF

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Miscellanea Views: 918 Downloads: 0 Vol. 8, No. 29 (2014) July 9, 2014 pp. pages 178-195

A 3D mixed frame element with multi-axial coupling for thin-walled structures with damage

D. Addessi, P. Di Re

A 3D mixed beam finite element is presented, modeling the warping of the cross-sections as an independent kinematic field. The beam formulation is derived on the basis of the Hu-Washizu variational principle, expressed as function of four…

10.3221/IGF-ESIS.29.16

Details: A 3D mixed frame element with multi-axial coupling for thin-walled structures with damage PDF PDF

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Structural Integrity and Durability of Structures Views: 1,015 Downloads: 706 Vol. 16, No. 61 (2022) June 19, 2022 pp. 437-460

Experimental and numerical assessment of the location-based impact of grouting defects on the tensile performance of the fully grouted sleeve connection

Espoir Kahama, Xie Fuzhe, Chunhua Lu, Isaac Offei

The presence of grouting defects emanating from construction operations constitutes a major threat to the structural integrity of the grouted sleeve connection of precast concrete members. This work presents a location-based assessment of…

10.3221/IGF-ESIS.61.29

Details: Experimental and numerical assessment of the location-based impact of grouting defects on the tensile performance of the fully grouted sleeve connection PDF Visual Abstract

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Miscellanea Views: 722 Downloads: 489 Vol. 11, No. 41 (2017) June 28, 2017 pp. Pages 114-122

Sharp three-dimensional notches under combined nominal normal and shear fatigue loading

M. Vormwald, E. Shams

Many engineering structures are exposed to non-proportional fatigue loading. However, at the critical location of crack initiation, often only one of the load sequences dominates – the individual load cases result in different crack…

10.3221/IGF-ESIS.41.16

Details: Sharp three-dimensional notches under combined nominal normal and shear fatigue loading PDF

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Miscellanea Views: 1,037 Downloads: 565 Vol. 10, No. 36 (2016) March 22, 2016 pp. Pages 36-45

Numerical simulation of dissimilar metal welding and its verification for determination of residual stresses

Sz. Szávai, Z. Bezi, C. Ohms

This paper summarizes the results of the through-thickness residual stress distributions on dissimilar metal weld (DMW) mock-up. DMWs, as welded joints between ferritic steels and either austenitic stainless steels or nickel-based alloys…

10.3221/IGF-ESIS.36.04

Details: Numerical simulation of dissimilar metal welding and its verification for determination of residual stresses PDF

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Miscellanea Views: 923 Downloads: 336 Vol. 11, No. 39 (2017) December 15, 2016 pp. Pages 88-99

Numerical simulations of tests masonry walls from ceramic block using a detailed finite element model

V. Salajka, J. Klouda

This article deals with an analysis of the behaviour of brick ceramic walls. The behaviour of the walls was analysed experimentally in order to obtain their bearing capacity under static loading and their seismic resistance.…

10.3221/IGF-ESIS.39.10

Details: Numerical simulations of tests masonry walls from ceramic block using a detailed finite element model PDF

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Miscellanea Views: 797 Downloads: 543 Vol. 10, No. 38 (2016) October 3, 2016 pp. Pages 114-120

Fatigue of weld ends under combined in- and out-of-phase multiaxial loading

E. Shams, M. Vormwald

Weld start and end points are fatigue failure sensitive locations. Their fatigue behaviour especially in thin sheet structures under multiaxial load conditions is not sufficiently explored so far. Therefore, a research project was…

10.3221/IGF-ESIS.38.15

Details: Fatigue of weld ends under combined in- and out-of-phase multiaxial loading PDF

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Miscellanea Views: 856 Downloads: 445 Vol. 10, No. 35 (2016) December 29, 2015 pp. pages 523-533

Residual strength evaluation by DBEM for a cracked lap joint

R. Citarella

The present work summarizes a numerical procedure aimed at the evaluation of the residual strength of a cracked lap joint, based on the competing failure mechanisms regulated by the R-curve analysis and plastic collapse. The model adopted…

10.3221/IGF-ESIS.35.58

Details: Residual strength evaluation by DBEM for a cracked lap joint PDF

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Analytical, computational and physical models Views: 606 Downloads: 451 Vol. 19, No. 74 (2025) July 29, 2025 pp. 55-72

Numerical modeling of fracture processes of bodies with stress concentrators under conditions of proportional loading, taking into consideration the statistical distribution of ultimate strength and partial loss of load bearing capacity

Eugeniia Feklistova, Artur Mugatarov, Valeriy Wildemann

This work is dedicated to the development of a fracture model for an elastic-brittle solid with statistically distributed strength characteristics of subregions and the application of this model to describe fracture processes of bodies…

10.3221/IGF-ESIS.74.05

Details: Numerical modeling of fracture processes of bodies with stress concentrators under conditions of proportional loading, taking into consideration the statistical distribution of ultimate strength and partial loss of load bearing capacity HTML PDF Visual Abstract

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Miscellanea Views: 1,088 Downloads: 652 Vol. 10, No. 38 (2016) October 3, 2016 pp. Pages 358-376

A numerical study on the structural integrity of self-anchored cable-stayed suspension bridges

Paolo Lonetti, Arturo Pascuzzo

A generalized numerical model for predicting the structural integrity of self-anchored cable-stayed suspension bridges considering both geometric and material nonlinearities is proposed. The bridge is modeled by means of a 3D finite…

10.3221/IGF-ESIS.38.46

Details: A numerical study on the structural integrity of self-anchored cable-stayed suspension bridges PDF

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Miscellanea Views: 685 Downloads: 521 Vol. 6, No. 20 (2012) March 19, 2012 pp. 32-35

Case studies in numerical simulation of crack trajectories in brittle materials

H. Jasarevic, S. Gagula

Statistical Fracture Mechanics, formalism of few natural ideas is applied to simulation of cracktrajectories in brittle material. The “diffusion approximation” of the crack diffusion model represents cracktrajectories as a one-dimensional…

10.3221/IGF-ESIS.20.04

Details: Case studies in numerical simulation of crack trajectories in brittle materials PDF

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Miscellanea Views: 1,212 Downloads: 576 Vol. 11, No. 41 (2017) June 28, 2017 pp. Pages 524-535

Dynamic debonding in layered structures: a coupled ALE-cohesive approach

Marco Francesco Funari, Fabrizio Greco, Paolo Lonetti

A computational formulation able to simulate crack initiation and growth in layered structural systems is proposed. In order to identify the position of the onset interfacial defects and their dynamic debonding mechanisms, a moving mesh…

10.3221/IGF-ESIS.41.63

Details: Dynamic debonding in layered structures: a coupled ALE-cohesive approach PDF

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Miscellanea Views: 657 Downloads: 462 Vol. 4, No. 12 (2010) pp. pages 63-78

Numerical experiments in 2D variational fracture

M. Angelillo, A. Fortunato, E. Babilio, M. Lippiello, L. Cardamone

In the present work we present some results of numerical experiments obtained with a variational model for quasi-static Griffith-type brittle fracture. Essentially the analysis is based on a recent formulation by Francfort and Marigo the…

10.3221/IGF-ESIS.12.07

Details: Numerical experiments in 2D variational fracture PDF

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SI: Steels and Composites for Engineering Structures Views: 971 Downloads: 438 Vol. 15, No. 58 (2021) September 25, 2021 pp. 254-271

Modelling of Low-velocity Impacts on Composite Beams in Large Displacement

Mattia Utzeri, Marco Sasso, Gianluca Chiappini, Stefano Lenci

The paper provides an evaluation of the nonlinear dynamic response of a cantilever beam made of composite material subjected to low-velocity impacts. The structure is assumed to respond in a quasi-static manner and modelled by a continuous…

10.3221/IGF-ESIS.58.19

Details: Modelling of Low-velocity Impacts on Composite Beams in Large Displacement PDF Visual Abstract

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Miscellanea Views: 1,320 Downloads: 587 Vol. 7, No. 24 (2013) March 20, 2013 pp. Pages 75-80

Multiscale approach to description of deformation and fracture of brittle media with hierarchical porous structure on the basis of movable cellular automaton method

Ig. S. Konovalenko, A. Yu. Smolin,, S. G. Psakhie

An approach to multiscale description of deformation and fracture of brittle porous materials on the basis of movable cellular automaton method was proposed. The material characterized by pore size distribution function having two maxima…

10.3221/IGF-ESIS.24.07

Details: Multiscale approach to description of deformation and fracture of brittle media with hierarchical porous structure on the basis of movable cellular automaton method PDF

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SI: Crack Paths Views: 594 Downloads: 385 Vol. 13, No. 48 (2019) February 24, 2019 pp. 77-86

The effect of creep damage model formulation on crack path prediction

Valery Shlyannikov, Andrey Tumanov

The stress, strain rate and process zone with respect to the creep-crack growth are analyzed by employing damage-evolution equations. The damage models for the fracture of the process zone are represented using a stress and ductility based…

10.3221/IGF-ESIS.48.10

Details: The effect of creep damage model formulation on crack path prediction PDF Visual Abstract

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Miscellanea Views: 697 Downloads: 844 Vol. 13, No. 49 (2019) June 25, 2019 pp. 630-642

Coupled identification of the hardening behavior laws and Gurson–Tvergaard–Needleman damage parameters - Validation on tear test of 12NiCr6 CT specimen

Mohamed Hadj Miloud, Ibrahim Zidane, Mohammed Mendas

This work is devoted to the application of the micromechanical Gurson-Tvergaard-Needleman (GTN) model to study the ductile tearing of 12NiCr6 steel. GTN model is widely used to describe the three stages of ductile tearing: nucleation…

10.3221/IGF-ESIS.49.57

Details: Coupled identification of the hardening behavior laws and Gurson–Tvergaard–Needleman damage parameters - Validation on tear test of 12NiCr6 CT specimen PDF Visual Abstract

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SI: Russian mechanics contributions for Structural Integrity Views: 632 Downloads: 366 Vol. 13, No. 49 (2019) June 26, 2019 pp. 140-155

Numerical model of fracture growth in hydraulic re-fracturing

Oleg Yurievich Smetannikov, Yuriy Aleksandrovich Kashnikov, Sergey Gennadievich Ashikhmin, Artem Eduardovich Kukhtinskiy

Simulation of fracture propagation with FEM method generates the need of re-meshing to provide more accurate results. This raises a question of determining the direction and criterion of mesh modification. In the case of general-purpose…

10.3221/IGF-ESIS.49.16

Details: Numerical model of fracture growth in hydraulic re-fracturing PDF Visual Abstract

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 590 Downloads: 1,338 Vol. 16, No. 60 (2022) March 25, 2022 pp. 1-12

Interaction diagram for RC column strengthened by steel angles and strips

Osman Shallan, Thrwat Sakr, Mahmoud Khater, Ahmed Ismail

This paper presents an analytical model to construct the interaction diagrams (normal force and moment) for the RC column strengthened using the steel jacket technique. The proposed model is defined using the strain distribution block by…

10.3221/IGF-ESIS.60.01

Details: Interaction diagram for RC column strengthened by steel angles and strips PDF Visual Abstract

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SI: IGF27 - 27th International Conference on Fracture and Structural Integrity Views: 855 Downloads: 481 Vol. 18, No. 67 (2024) December 17, 2023 pp. 118-136

Impact of earthquake’s epicenter distance to failure of the embankment – A seismic prediction

Abdoullah Namdar, Omer Mughieda, Ts Haji Azahar Bin Mohd Yasin, Falak Azhar

Cracks in clayey soil cause a reduction in the seismic loading capacity which can lead to structural failures. Seismic acceleration is the primary cause of crack propagation and damage to the earth's structure. This study investigated the…

10.3221/IGF-ESIS.67.09

Details: Impact of earthquake’s epicenter distance to failure of the embankment – A seismic prediction PDF Visual Abstract

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Miscellanea Views: 1,107 Downloads: 904 Vol. 16, No. 62 (2022) September 22, 2022 pp. 26-53

Numerical investigation on strengthening steel beams with web openings using GFRP

Hamda Guedaoura, Yazid Hadidane, Mohammed J Altaee

This study presents the first investigation into the use of glass fiber reinforced polymer GFRP to strengthen steel beams with web openings. Based on previous research about the strengthening of steel beams with web perforation using…

10.3221/IGF-ESIS.62.03

Details: Numerical investigation on strengthening steel beams with web openings using GFRP PDF Visual Abstract

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Structural Integrity and Safety: Experimental and Numerical Perspectives Views: 860 Downloads: 562 Vol. 18, No. 67 (2024) December 17, 2023 pp. 240-258

Performance of Reinforced Concrete Flat Slabs Having GFRP Gratings

Ahmed Mahmoud, Haitham F. Mostafa, Tarek S. Mostafa, Ahmed N. Khater

A thorough study of the literature indicated that there is not much relevant research on the application of GFRP gratings. Otherwise, extensive study has been done on FRP bars, laminates, sheets, strips, and rods. This study proposes a…

10.3221/IGF-ESIS.67.18

Details: Performance of Reinforced Concrete Flat Slabs Having GFRP Gratings PDF Visual Abstract

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Analytical, Numerical and Physical Models Views: 647 Downloads: 509 Vol. 13, No. 50 (2019) July 10, 2019 pp. 29-37

Numerical simulation of crack propagation behavior of a semi-cylindrical specimen under dynamic loading

Ghorban Khandouzi, Mohsen Mollashahi, Mojtaba Moosakhani

To design and evaluate the analytical crack propagation of a specimen under dynamic load, measurement of dynamic fracture parameters is necessary. However, analytical methods have significant complexity, and experimental methods are also…

10.3221/IGF-ESIS.50.04

Details: Numerical simulation of crack propagation behavior of a semi-cylindrical specimen under dynamic loading PDF Visual Abstract

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Miscellanea Views: 696 Downloads: 580 Vol. 6, No. 21 (2012) June 29, 2012 pp. 37-45

A numerical approach for the analysis of deformable journal bearings

D. Benasciutti, M. Gallina, M. Gh. Munteanu, F. Flumian

This paper presents a numerical approach for the analysis of hydrodynamic radial journal bearings. The effect of shaft and housing elastic deformation on pressure distribution within oil film is investigated. An iterative algorithm that…

10.3221/IGF-ESIS.21.05

Details: A numerical approach for the analysis of deformable journal bearings PDF

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SI: New Trends in Structural Health Monitoring Views: 445 Downloads: 387 Vol. 18, No. 70 (2024) August 19, 2024 pp. 177-191

Enhancing Generalizability of a Machine Learning Model for Infrared Thermographic Defect Detection by Using 3D Numerical Modeling

Vladimir Vavilov, Arsenii Chulkov, Alexey Moskovchenko

The paper describes the implementation of 3D numerical simulation in machine learning models used in infrared thermographic nondestructive testing. The enhancement of generalizability of such models emerges as a decisive factor for…

10.3221/IGF-ESIS.70.10

Details: Enhancing Generalizability of a Machine Learning Model for Infrared Thermographic Defect Detection by Using 3D Numerical Modeling PDF Visual Abstract

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Analytical, computational and physical models Views: 722 Downloads: 604 Vol. 19, No. 73 (2025) April 10, 2025 pp. 23-40

Size Effect in Concrete Beams: A Numerical Investigation Based on the Size Effect Law

H. S. Vishwanatha, S. Muralidhara, B. K. Raghu Prasad

The size effect significantly influences the structural design of concrete elements, particularly when applying fracture mechanics principles. As structural dimensions increase, a significant outcome of the size effect is the decline in…

10.3221/IGF-ESIS.73.03

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