October 10, 2025Open Access

Numerical Simulation of Split Hopkinson Tensile Bar Test Using Johnson-Cook Deformation and Fracture Model

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The Johnson-Cook model accurately predicts damage under impact loading, correlating strain rate and temperatures.
Simulation results from the Split Hopkinson Tensile Bar test validate the effectiveness of the model.
Finite element analysis methods are crucial for assessing material behavior during high-speed deformation.
Limited experimental data informs the numerical simulations, emphasizing the importance of accurate modeling for safety.

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Implication

This study validates the Johnson-Cook deformation model in analyzing fracture under impact loading, highlighting the need for finite element analysis.

Cite This Study

Kim et al. (2025) studied this question.

synapsesocial.com/papers/68e8619c7ef2f04ca37e4418 https://doi.org/10.1115/pvp2025-153519

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Implication

This study validates the Johnson-Cook deformation model in analyzing fracture under impact loading, highlighting the need for finite element analysis.

Numerical Simulation of Split Hopkinson Tensile Bar Test Using Johnson-Cook Deformation and Fracture Model

Key Points

Discussion

Implication

Cite This Study

Numerical Simulation of Split Hopkinson Tensile Bar Test Using Johnson-Cook Deformation and Fracture Model

Key Points

Discussion

Implication

Cite This Study