Search the articles

SI: IGF27 - 27th International Conference on Fracture and Structural Integrity Views: 1,020 Downloads: 628 Vol. 18, No. 68 (2024) March 26, 2024 pp. 422-439

Degradation analysis of dynamic properties for plain concrete structures under mixed-mode fracture conditions via an improved cohesive crack approach

Umberto De Maio, Daniele Gaetano, Fabrizio Greco, Raimondo Luciano, Andrea Pranno

The present work investigates the crack-induced degradation of the dynamic characteristics in plain concrete elements subjected to mixed-mode fracture conditions. Specifically, a discrete fracture model, based on an inter-element cohesive…

10.3221/IGF-ESIS.68.28Copy the DOI link

Details: Degradation analysis of dynamic properties for plain concrete structures under mixed-mode fracture conditions via an improved cohesive crack approach PDF Visual Abstract

PDF Visual Abstract

Fatigue Views: 607 Downloads: 445 Vol. 15, No. 57 (2021) June 22, 2021 pp. 182-194

Numerical modeling of the contact effect on the parameters of cracking in a 2D Fatigue Fretting Model

Mohammed Bentahar, Habib Benzaama, Mahmoudi Noureddin

The objective of this work is to study the effects of contact parameters on the cracking parameters of a specimen and a pad assembly. These parameters have been studied and evaluated by the finite element method analysis in two dimensions…

10.3221/IGF-ESIS.57.15Copy the DOI link

Details: Numerical modeling of the contact effect on the parameters of cracking in a 2D Fatigue Fretting Model PDF Visual Abstract

PDF Visual Abstract

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.21.05Copy the DOI link

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

PDF

SI: Crack Paths Views: 635 Downloads: 443 Vol. 13, No. 48 (2019) March 2, 2019 pp. 348-356

Numerical model of cracking pattern in laminated bamboo specimens under tensile and shear loads

Martín Estrada, Dorian L Linero, Caori P Takeuchi

This work describes a two-dimensional numerical model that allows detecting the appearance of cracks and calculating their propagation in elements made of laminated bamboo, under tension and shear. This composite material has long parallel…

10.3221/IGF-ESIS.48.33Copy the DOI link

Details: Numerical model of cracking pattern in laminated bamboo specimens under tensile and shear loads PDF Visual Abstract

PDF Visual Abstract

Structural Integrity and Durability of Structures Views: 559 Downloads: 418 Vol. 15, No. 58 (2021) July 8, 2021 pp. 21-32

Lumped damage mechanics as a diagnosis tool of reinforced concrete structures in service: case studies of a former bridge arch and a balcony slab

Rafael Cunha, Camila Vieira, David Amorim

Reinforced concrete structures may need repair in order to ensure the designed durability. Such necessity vary in cause and effect, but the structural diagnosis serves as the basis for adopting intervention measures. The assessment of the…

10.3221/IGF-ESIS.58.02Copy the DOI link

Details: Lumped damage mechanics as a diagnosis tool of reinforced concrete structures in service: case studies of a former bridge arch and a balcony slab PDF Visual Abstract

PDF Visual Abstract

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.73.03Copy the DOI link

Details: Size Effect in Concrete Beams: A Numerical Investigation Based on the Size Effect Law PDF HTML Visual Abstract

+1Other formats

Podcast

PDF HTML Visual Abstract Podcast

Impact & Dynamics Views: 716 Downloads: 517 Vol. 15, No. 57 (2021) June 22, 2021 pp. 259-280

Enhancement of Blast Resistance of R.C Beams Using Micro/Nano Silica in Presence of Steel Fibers

Mahmoud Nawar, Ahmed Eisa

An analytical investigation using ABAQUS/Explicit dynamic analysis was carried out to investigate the effect of using Micro/Nano silica in the presence of steel fibers on improving the dynamic response of reinforced concrete beams.…

10.3221/IGF-ESIS.57.19Copy the DOI link

Details: Enhancement of Blast Resistance of R.C Beams Using Micro/Nano Silica in Presence of Steel Fibers PDF Visual Abstract

PDF Visual Abstract

Miscellanea Views: 697 Downloads: 381 Vol. 13, No. 49 (2019) June 27, 2019 pp. 725-738

Estimation of tensile mechanical parameters of existing masonry through the analysis of the collapse of Volterra’s urban walls

Mario Lucio Puppio, Linda Giresini

In this work, numerical analyses on the Volterra’s ancient walls are performed to understand the causes of a collapse occurred after an extreme rainfall (2014) and to identify the mechanical parameters that most influenced it. The stretch…

10.3221/IGF-ESIS.49.65Copy the DOI link

Details: Estimation of tensile mechanical parameters of existing masonry through the analysis of the collapse of Volterra’s urban walls PDF Visual Abstract

PDF Visual Abstract

SI: Fracture Mechanics versus Environment Views: 652 Downloads: 436 Vol. 13, No. 49 (2019) June 7, 2019 pp. 331-340

Analysis of the presence of bonding defects on the fracture behavior of a damaged plate repaired by composite patch

Nadia Kaddouri, Madani Kouider, Mohammed Bellali Amine, Xavier Feaugas

The repair technique has presented its effectiveness in the reduction of the stresses at the level of stresses concentration areas. The search for a patch and suitable adhesive for a good transfer of load has pushed researchers to develop…

10.3221/IGF-ESIS49.33Copy the DOI link

Details: Analysis of the presence of bonding defects on the fracture behavior of a damaged plate repaired by composite patch PDF Visual Abstract

PDF Visual Abstract

Integrity of materials and structures Views: 953 Downloads: 1,215 Vol. 18, No. 68 (2024) February 15, 2024 pp. 19-44

Enhancement of punching shear behavior of reinforced concrete flat slabs using GFRP grating

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

The literature review showed insufficient relevant research on the application of Glass-Fiber-Reinforced-Polymers (GFRP) gratings in the structural elements, while GFRP bars, laminate, sheets, and strips, have been extensively explored.…

10.3221/IGF-ESIS.68.02Copy the DOI link

Details: Enhancement of punching shear behavior of reinforced concrete flat slabs using GFRP grating PDF Visual Abstract

PDF Visual Abstract

Reliability and Life Extension of Components Views: 880 Downloads: 453 Vol. 15, No. 55 (2021) December 28, 2020 pp. 136-144

Assessment of the strength reliability of high-temperature heat exchangers with long service life at the design stage

Vyacheslav Popov, V.V. Kashelkin, A.S. Demidov

The article describes a method for assessing the strength reliability of high-temperature heat exchangers with service life of several tens of thousands of hours at the design stage, when there is not enough statistical data on the…

10.3221/IGF-ESIS.55.10Copy the DOI link

Details: Assessment of the strength reliability of high-temperature heat exchangers with long service life at the design stage PDF Visual Abstract

PDF Visual Abstract