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Machine-learning networks to predict the ultimate axial load and displacement capacity of 3D printed concrete walls with different section geometries       
Yazarlar
Arş. Gör. İffet Gamze MÜTEVELLİ ÖZKAN Arş. Gör. İffet Gamze MÜTEVELLİ ÖZKAN
Kastamonu Üniversitesi, Türkiye
Alper Aldemir
Türkiye
Özet
This paper presents details on the machine learning (ML) models for predicting the ultimate axial load capacity and ultimate displacement capacity of 3D printed concrete (3DPC) walls. The large database required for training and testing procedures of ML models is generated using a validated finite element (FE) model, verified using experimental specimens from the literature. Then, a wide range of physical and mechanical properties is selected to form a large database of 3DPC walls. To this end, 61800 3DPC walls with five different cross-sections and with various geometries were analyzed. The ultimate axial load capacity and ultimate displacement capacity of each wall are determined using explicit dynamic analysis. In conclusion, ML algorithms provide accurate predictions with coefficient of determination values of 0.95 and above. It should be noted that the prediction of the maximum axial load capacities was better than that of the ultimate displacement capacities.
Anahtar Kelimeler
3D printed concrete walls | Cross-sectional areas | Machine-learning algorithms | Maximum axial load predictions | Parametric finite element analyses
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı STRUCTURES
Dergi ISSN 2352-0124
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q1
Makale Dili İngilizce
Basım Tarihi 08-2024
Cilt No 66
Sayı 1
Sayfalar 106879 / 0
Doi Numarası 10.1016/j.istruc.2024.106879
Makale Linki http://dx.doi.org/10.1016/j.istruc.2024.106879