Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites
Pultruded fiber-reinforced polymer composites are emerging as construction material in civil engineering infrastructure. These composites are susceptible to degradation when exposed to long-term environmental conditions. This paper employs various machine learning models to predict the mechanical pr...
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Elsevier
2025-03-01
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author | Ammar A. Alshannaq Mohammad F. Tamimi Muath I. Abu Qamar |
author_facet | Ammar A. Alshannaq Mohammad F. Tamimi Muath I. Abu Qamar |
author_sort | Ammar A. Alshannaq |
collection | DOAJ |
description | Pultruded fiber-reinforced polymer composites are emerging as construction material in civil engineering infrastructure. These composites are susceptible to degradation when exposed to long-term environmental conditions. This paper employs various machine learning models to predict the mechanical properties under various environmental exposures. A large dataset of experimental results of pultruded composites exposed to moisture, alkaline or acidic solutions, temperature, UV radiation, freeze-thaw and wet-dry cycles, and in-situ environments has been collected from literature and used to train and test the machine learning models. The aim is to provide the best machine learning models that can predict the mechanical properties with no or minimal testing thus reducing time and cost. Moreover, these models are intended to help implement design according to specifications and standards. The results reveal that Decision Trees, Artificial Neural Networks, and Random Forests are the best models to predict behavior of pultruded composites under environmental exposure, which achieved R2 values of 0.9647, 0.9537, and 0.8970, respectively for the case of flexural strength. Moreover, the results emphasize that the mechanical properties are highly dependent on the fiber and matrix types, the aging effect, the fiber volume fraction, the temperature and the exposure period. The models can be exploited to predict long-term effects of environmental conditions on mechanical properties of pultruded composites without extensive experimental testing. The findings presented in the current study can assist codes and standards in the design of structural systems utilizing pultruded composites without relying on the conservative strength reduction factors but rather in machine learning and modelling of experimental data. |
format | Article |
id | doaj-art-251ce94753ab48acb1120b30edd3c9cc |
institution | Kabale University |
issn | 2590-1230 |
language | English |
publishDate | 2025-03-01 |
publisher | Elsevier |
record_format | Article |
series | Results in Engineering |
spelling | doaj-art-251ce94753ab48acb1120b30edd3c9cc2025-02-05T04:32:36ZengElsevierResults in Engineering2590-12302025-03-0125104198Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) compositesAmmar A. Alshannaq0Mohammad F. Tamimi1Muath I. Abu Qamar2Corresponding author.; Assistant Professor, Department of Civil Engineering, Yarmouk University, P.O. Box 566, Irbid 21163, JordanAssistant Professor, Department of Civil Engineering, Yarmouk University, P.O. Box 566, Irbid 21163, JordanAssistant Professor, Department of Civil Engineering, Yarmouk University, P.O. Box 566, Irbid 21163, JordanPultruded fiber-reinforced polymer composites are emerging as construction material in civil engineering infrastructure. These composites are susceptible to degradation when exposed to long-term environmental conditions. This paper employs various machine learning models to predict the mechanical properties under various environmental exposures. A large dataset of experimental results of pultruded composites exposed to moisture, alkaline or acidic solutions, temperature, UV radiation, freeze-thaw and wet-dry cycles, and in-situ environments has been collected from literature and used to train and test the machine learning models. The aim is to provide the best machine learning models that can predict the mechanical properties with no or minimal testing thus reducing time and cost. Moreover, these models are intended to help implement design according to specifications and standards. The results reveal that Decision Trees, Artificial Neural Networks, and Random Forests are the best models to predict behavior of pultruded composites under environmental exposure, which achieved R2 values of 0.9647, 0.9537, and 0.8970, respectively for the case of flexural strength. Moreover, the results emphasize that the mechanical properties are highly dependent on the fiber and matrix types, the aging effect, the fiber volume fraction, the temperature and the exposure period. The models can be exploited to predict long-term effects of environmental conditions on mechanical properties of pultruded composites without extensive experimental testing. The findings presented in the current study can assist codes and standards in the design of structural systems utilizing pultruded composites without relying on the conservative strength reduction factors but rather in machine learning and modelling of experimental data.http://www.sciencedirect.com/science/article/pii/S2590123025002841DurabilityEnvironmental effectsMachine learningMechanical propertiesPultruded fiber-reinforced polymer |
spellingShingle | Ammar A. Alshannaq Mohammad F. Tamimi Muath I. Abu Qamar Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites Results in Engineering Durability Environmental effects Machine learning Mechanical properties Pultruded fiber-reinforced polymer |
title | Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites |
title_full | Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites |
title_fullStr | Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites |
title_full_unstemmed | Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites |
title_short | Machine learning-assisted prediction of durability behavior in pultruded fiber-reinforced polymeric (PFRP) composites |
title_sort | machine learning assisted prediction of durability behavior in pultruded fiber reinforced polymeric pfrp composites |
topic | Durability Environmental effects Machine learning Mechanical properties Pultruded fiber-reinforced polymer |
url | http://www.sciencedirect.com/science/article/pii/S2590123025002841 |
work_keys_str_mv | AT ammaraalshannaq machinelearningassistedpredictionofdurabilitybehaviorinpultrudedfiberreinforcedpolymericpfrpcomposites AT mohammadftamimi machinelearningassistedpredictionofdurabilitybehaviorinpultrudedfiberreinforcedpolymericpfrpcomposites AT muathiabuqamar machinelearningassistedpredictionofdurabilitybehaviorinpultrudedfiberreinforcedpolymericpfrpcomposites |