Neural network-based ductile fracture model for 5182-O aluminum alloy considering electroplastic effect in electrically-assisted processing

H Shang, S Wang, L Zhou, Y Lou - Engineering Fracture Mechanics, 2023 - Elsevier
Complex components made of 5182-O aluminum alloy are usually formed at high
temperatures due to their low ductility at room temperature, and the advanced current …

[HTML][HTML] 3D strain heterogeneity and fracture studied by X-ray tomography and crystal plasticity in an aluminium alloy

M Gille, H Proudhon, J Oddershede, R Quey… - International Journal of …, 2024 - Elsevier
Strong correlations between measured strain fields and 3D crystal plasticity finite element
(CP-FE) predictions based on the real microstructure are found for a plane strain tensile …

[HTML][HTML] Coupled finite element-discrete element method (FEM/DEM) for modelling hypervelocity impacts

RM Færgestad, JK Holmen, T Berstad, T Cardone… - Acta Astronautica, 2023 - Elsevier
Hypervelocity impacts (HVIs) from orbital debris are an increasing threat to current and
future missions in low Earth orbit, making spacecraft shielding vital for future space …

Determination of Johnson-Cook damage model for 7xxx laminated aluminum alloy and simulation application

L Chang, S Yuan, X Huang, Z Cai - Materials Today Communications, 2023 - Elsevier
Lightweight and high-strength aluminum alloys are widely used in military vehicles due to
their excellent mechanical properties. To study the protection mechanism of 7xxx laminated …

A new computational method for predicting ductile failure of 304L stainless steel

MS Kim, HT Kim, YH Choi, JH Kim, SK Kim, JM Lee - Metals, 2022 - mdpi.com
Austenitic stainless steel is useful for storing and transporting liquefied natural gas (LNG) at
temperatures below− 163° C due to its superior low-temperature applications. This study …

[HTML][HTML] A submodeling technique for incorporating sheet metal forming effects in an AA5083 FPV structure

S Tveit, A Reyes - Structures, 2024 - Elsevier
While the first generation of floating photovoltaics (FPV) was designed for operation in
freshwater reservoirs, the technology is currently expanding to marine territories. In this …

Development of analytical strength estimator for self-piercing rivet joints through observation of finite element simulations

C Kim, KM Min, H Choi, HJ Kim, MG Lee - International Journal of …, 2021 - Elsevier
Analytical strength estimators for self-piercing riveted (SPR) metal sheets under the lap-
shear and the cross-tension modes are developed. The modeling is based on the local …

Ductile tearing of aluminium plates: experiments and modelling

V Espeseth, D Morin, C Tekoğlu, T Børvik… - International Journal of …, 2023 - Springer
This paper presents an experimental and numerical study on quasi-static ductile tearing of
thin plates of the aluminium alloy AA6016 in three tempers. Depending on the temper, the …

Ductile failure prediction during the flow forming process

H Vural, C Erdoğan, TO Fenercioğlu… - Procedia Structural …, 2022 - Elsevier
Flow forming is an incremental metal-forming technique used for manufacturing thin-walled
seamless tubes where a hollow metal material flows axially along the mandrel by a rotating …

Local mechanical characterization and fracture prediction modeling for resistance spot-welded joints of advanced high-strength steel

Z Yao, M Omiya, N Ma, S Nishi, K Takada… - Materials Today …, 2023 - Elsevier
During resistance spot-welding of advanced high-strength steel (AHSS), heat-affected zones
(HAZs) are formed and mechanical properties around the welding area are altered, causing …