Identifying the Most Effective Data Processing for Fatigue Delamination Growth in FRPs: Insights on Artificial Data Simulation

Francisco Maciel Monticeli*, Yasmine Mosleh, John-Alan Pascoe

*Corresponding author for this work

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

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Abstract

This paper investigates the fatigue-induced delamination growth in carbon fibre-reinforced polymer (CFRP), considering different fibre orientation combinations. The study explores the application of Artificial Neural Networks (ANN) in the simulation of fatigue delamination behaviour to reduce the number of experimental tests required for fatigue evaluation and eventual certification. The research aims to evaluate the effectiveness of ANN at different stages of data processing, including raw data simulation and final curve estimation. The results show that applying ANN at the raw data stage provides flexibility in modelling, with error < 10%. In addition, when ANN is applied directly to the final Paris curve, it minimises errors and increases reliability, allowing for a more cost-effective fatigue evaluation process. The study highlights the importance of the data processing stages in determining the accuracy of fatigue delamination predictions with AI modelling, thus informing strategies for efficient fatigue evaluation of CFRP components in structural applications. 
Original languageEnglish
Title of host publicationProceedings of the 21st European Conference on Composite Materials
Subtitle of host publicationVolume 8 - Special Sessions
EditorsChristophe Binetruy, Frédéric Jacquemin
PublisherThe European Society for Composite Materials (ESCM) and the Ecole Centrale de Nantes.
Pages571-578
Number of pages8
Volume8
ISBN (Electronic)978-2-912985-01-9
Publication statusPublished - 2024
Event21st European Conference on Composite Materials - Cité des Congrès de Nantes, Nantes, France
Duration: 2 Jul 20245 Jul 2024
Conference number: 21
https://eccm21.org/

Conference

Conference21st European Conference on Composite Materials
Abbreviated titleECCM21
Country/TerritoryFrance
CityNantes
Period2/07/245/07/24
Internet address

Keywords

  • carbon fibre-reinforced polymer
  • fatigue delamination
  • artificial neural network
  • synthetic data
  • data processing

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