Discrete Element Simulations on Compressive Fragmentation of Alumina Ceramics

QIU Meifang; ZHANG Qingyan; ZHENG Yuxuan

[1] WANG H, RAMESH K T. Dynamic strength and fragmentation of hot-pressed silicon carbide under uniaxial compression［J］. Acta Materialia, 2004, 52(2): 355-367.

[2] SARVA S, NEMAT-NASSER S. Dynamic compressive strength of silicon carbide under uniaxial compression［J］. Materials Science and Engineering: A, 2001, 317(1/2): 140-144.

[5] ZHOU F H, MOLINARI J F. Stochastic fracture of ceramics under dynamic tensile loading［J］. International Journal of Solids and Structures, 2004, 41(22/23): 6573-6596.

[6] GLENN L A, CHUDNOVSKY A. Strain-energy effects on dynamic fragmentation［J］. Journal of Applied Physics, 1986, 59(4): 1379-1380.

[7] ROSENBERG Z. On the relation between the Hugoniot elastic limit and the yield strength of brittle materials［J］. Journal of Applied Physics, 1993, 74(1): 752-753.

[9] ZHANG Q Y, ZHENG Y X, ZHOU F H, et al. Fragmentations of alumina (Al2O3) and silicon carbide (SiC) under quasi-static compression［J］. International Journal of Mechanical Sciences, 2020, 167: 105119.

[13] ZHOU F, MOLINARI J F. Dynamic crack propagation with cohesive elements: a methodology to address mesh dependency［J］. International Journal for Numerical Methods in Engineering, 2004, 59(1): 1-24.

[14] ZHOU F H, MOLINARI J. F. Numerical investigation of dynamic compressive loading［J］. Ceramic Engineering and Science Proceedings, 2003, 24(3): 417-423.

[17] GUSEV A A. Finite element mapping for spring network representations of the mechanics of solids［J］. Physical Review Letters, 2004, 93(3): 034302.

[18] YU Y, WANG W Q, HE H L, et al. Modeling multiscale evolution of numerous voids in shocked brittle material［J］. Physical Review E, Statistical, Nonlinear, and Soft Matter Physics, 2014, 89(4): 043309.