Residual strength estimation of a laminated composite with barely visible impact damage based on topology optimization
Sign Up to like & getrecommendations! Published in 2020 at "Structural and Multidisciplinary Optimization"
DOI: 10.1007/s00158-020-02538-y
Abstract: The purpose of this study is to develop an approach to generate reasonably conservative estimations of the residual strength of a composite material with barely visible impact damage (BVID) without directly modeling the dynamic impact… read more here.
Keywords: residual strength; topology; optimization; damage ... See more keywords
Strain-based damage assessment for accurate residual strength prediction of impacted composite laminates
Sign Up to like & getrecommendations! Published in 2018 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.10.022
Abstract: Abstract A method for predicting the residual strength of damaged carbon-fibre composites using full-field strain data measured with digital image correlation has been developed and applied to laminates containing barely visible impact damage (BVID). Carbon-fibre… read more here.
Keywords: strain based; damage assessment; residual strength; damage ... See more keywords
Assessment of residual strength of concrete girders rehabilitated using NSM CFRP with cementitious adhesive made with graphene oxide after exposure to fatigue loading
Sign Up to like & getrecommendations! Published in 2017 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2017.07.121
Abstract: Abstract This paper presents the residual strength of reinforced concrete (RC) beams strengthened and repaired by using near-surface mounted (NSM) carbon fibre reinforced polymer (CFRP) with innovative high-strength self-compacting non-polymer cementitious adhesive (IHSSC-CA) and epoxy… read more here.
Keywords: graphene oxide; fatigue loading; fatigue; residual strength ... See more keywords
Prediction of residual strength of FRC columns under blast loading using the FEM method and regression approach
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DOI: 10.1016/j.conbuildmat.2021.122253
Abstract: Abstract This study presents a development of empirical equation which can be used for predicting the residual strength of fiber reinforced concrete (FRC) columns subjected to a TNT explosion. For that purpose, numerical investigations on… read more here.
Keywords: residual strength; column; regression; frc columns ... See more keywords
An analytical method to predict residual strength based on critical CTOA
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2018.07.023
Abstract: Abstract An analytical method to predict residual strength based on critical crack tip opening angle (CTOA) is proposed in this paper. According to a previous study, the plastic wake profile and then the stationary crack… read more here.
Keywords: analytical method; method; residual strength; crack ... See more keywords
ANN models for prediction of residual strength of HSC after exposure to elevated temperature
Sign Up to like & getrecommendations! Published in 2019 at "Fire Safety Journal"
DOI: 10.1016/j.firesaf.2019.03.011
Abstract: Abstract Although high strength concrete (HSC) is becoming popular in building construction around the globe, its performance under high temperature (or fire) exposure is not precisely known. The existing fire-design provisions were developed mostly from… read more here.
Keywords: residual strength; hsc; strength; temperature ... See more keywords
Using a residual strength model to predict mode II delamination failure of composite materials under block fatigue loading
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2020.105563
Abstract: Abstract An experimental investigation was undertaken to measure delamination growth to the point of failure under spectrum loading including the effects of cycle sequences. Composite coupons were subjected to Mode II fatigue loading using a… read more here.
Keywords: delamination; mode; fatigue loading; fatigue ... See more keywords
Modelling the residual strength degradation in composite materials without using residual strength tests
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Composite Materials"
DOI: 10.1177/00219983231175978
Abstract: Residual strength models are widely used to predict the fatigue life of composite laminates under highly variable loads. However, they often require considerable experimental effort to accurately determine model parameters. This paper introduces a new… read more here.
Keywords: strength; residual strength; parameter; model ... See more keywords
Evaluation of residual strength in fiber reinforced composites subjected to impact using acoustic emission test
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062231170704
Abstract: This paper investigates the relation between acoustic emission events and the corresponding behavior of the specimens after damage under tensile loading. Tensile strengths of carbon/glass fiber epoxy composites subjected to impact damage were evaluated experimentally.… read more here.
Keywords: damage; residual strength; impact; acoustic emission ... See more keywords
Dynamic Increase factor based on residual strength to assess progressive collapse
Sign Up to like & getrecommendations! Published in 2017 at "Steel and Composite Structures"
DOI: 10.12989/scs.2017.25.5.617
Abstract: In this study, a new empirical method is presented to obtain Dynamic Increase Factor (DIF) in nonlinear static analysis of structures against sudden removal of a gravity load-bearing element. In this method, DIF is defined… read more here.
Keywords: dynamic increase; increase factor; analysis; residual strength ... See more keywords
Research on residual strength characteristics of high water materials based on improved H-B criterion
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DOI: 10.1371/journal.pone.0245018
Abstract: To develop a new gangue polymer filling material with low compressive ratio, this paper intends to add high water cementing material to the gangue for backfilling. Uniaxial and tri-axial bearing experiments were conducted to study… read more here.
Keywords: strength; residual strength; material; failure ... See more keywords