Results 11 to 20 of about 2,909,184 (279)

A Multi-Level Interface Model for Damaged Masonry [PDF]

open access: yesCivil-Comp Proceedings, 2013
The aim of the present work is to propose a new micro-mechanical model in the context of the deductive approach used to derive interface models. This model, based on a previous study introduced previously by A. Rekik and F. Lebon, is used to reproduce the damage in masonry by combining structural analysis and homogenization methods.
Raffa, Maria Letizia   +3 more
openaire   +8 more sources

Terahertz data analytics-based bonding interface damage characterization in a multilayer structural composites under cyclic loading

open access: yesPolymer Testing, 2022
Adhesively-bonded composite structures are under various environmental loads during their service life. Therefore, it is imperative to monitor the evolution of the bonding interfaces under loading to evaluate the bonding properties of the composite ...
Yi-Fan Zhong   +7 more
doaj   +1 more source

Measurement of Interface Damage Heterogeneity [PDF]

open access: yesTexture, Stress, and Microstructure, 1993
Both stereological and direct experimental procedures of estimating the distribution of interface normal orientations in a polycrystalline material are discussed in connection with the problem of intergranular damage heterogeneity. Two stereological procedures of obtaining the interface normal orientation distribution are compared.
D. P. Field, B. L. Adams
openaire   +1 more source

A thermodynamically consistent derivation of a frictional-damage cohesive-zone model with different mode i and mode II fracture energies [PDF]

open access: yes, 2015
The present paper deals with the derivation of an interface model characterized by macroscopic fracture energies which are different in modes I and II, the macroscopic fracture energy being the total energy dissipated per unit of fracture area.
Serpieri, R   +9 more
core   +1 more source

Calculation of Reasonable Tension Value for Longitudinal Connecting Reinforcement of CRTSII Slab Ballastless Track

open access: yesApplied Sciences, 2018
There is confusion in the original design concept for the tensioning of longitudinally connected reinforcement of the CRTSII (China Railway Track System) slab ballastless track.
Long Chen, Jinjie Chen, Jianxi Wang
doaj   +1 more source

Damage Propagation at the Interface of a Sandwich Beam

open access: yesPeriodica Polytechnica Civil Engineering, 2022
In this research work, damage propagation at the interface of a cracked sandwich beam is considered. The behavior of Sandwich Beams (SB) depends upon a law based on relationship between tangential or normal efforts with inelastic propagation. As the crack propagates; fracture parameters such as stress intensity factors and energy release rates ...
Imane Hammoudi   +2 more
openaire   +1 more source

Failure analysis of CFRP laminates subjected to Compression After Impact: FE simulation using discrete interface elements [PDF]

open access: yes, 2013
This paper presents a model for the numerical simulation of impact damage, permanent indentation and compression after impact (CAI) in CFRP laminates.
Bouvet, Christophe   +2 more
core   +1 more source

Low velocity impact modeling in composite laminates capturing permanent indentation [PDF]

open access: yes, 2012
This paper deals with impact damage and permanent indentation modeling. A numerical model has been elaborated in order to simulate the different impact damage types developing during low velocity/low energy impact.
Barrau, Jean-Jacques   +2 more
core   +1 more source

An approach for the modeling of interface-body coupled nonlocal damage

open access: yesFracture and Structural Integrity, 2013
Fiber Reinforced Plastic (FRP) can be used for strengthening concrete or masonry constructions. One of the main problem in the use of FRP is the possible detachment of the reinforcement from the support material. This paper deals with the modeling of the
S. Marfia, E. Sacco, J. Toti
doaj   +3 more sources

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