Modelling and optimisation of TPMS-based lattices subjected to high strain-rate impact loadings

• Published in: International journal of impact engineering Vol. 177; p. 104592
• Main Authors: Santiago, Rafael, Ramos, Henrique, AlMahri, Sara, Banabila, Omar, Alabdouli, Haleimah, Lee, Dong-Wook, Aziz, Alia, Rajput, Nitul, Alves, Marcilio, Guan, Zhongwei
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.07.2023
• Subjects: Additive manufacturing; Direct impact Hopkinson bar; Numerical modelling; Strain-rate; Theoretical prediction; Triply periodic minimal surfaces; Triply periodic minimal surfaces; Direct impact Hopkinson bar; Strain-rate; Additive manufacturing; Numerical modelling; Theoretical prediction

•Material characterisation and modelling of TPMS-based lattices at low and high strain-rates.•Impact theoretical and numerical models are validated against experimental results.•Functionally graded lattice topology is proposed with 18% more impact energy absorption. Lattices structures show promisin...