Discrete element method (DEM) modeling of fracture and damage in the machining process of polycrystalline SiC

By Yuanqiang Tan, Dongmin Yang, Y. Sheng. 2009

187 citations recorded by the source corpus.

Subfields: Civil and Structural Engineering, Materials Chemistry, Mechanics of Materials

View Paper: https://www.semanticscholar.org/paper/8a708ac0e4bbf951922f4777a8e8b229df060769

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In Civil and Structural Engineering

In Materials Chemistry

Paul W. Cleary

In Mechanics of Materials

Citations in the corpus

A coupled SPH-DEM model for fluid-structure interaction problems with free-surface flow and structural failure (2016, unknown): “Upon the development of DEM in recent decades, its applications have been extended in various engineering research fields such as granular flow [39, 40] and fracture of materials and structures including rock [35], ceramics [10], concrete [41] and composites [36], etc.”
Finite element and experimental studies of the cutting process of SiCp/Al composites with PCD tools (2011, methodology): “In this simulation, the maximum normal stress criterion was adopted for SiC particles; the crack is assumed to initiate if s � sut, where σ is the maximum principal stress obtained from the FE simulation, and σut is the tensile strength of the SiC material from [ 23 ].”
The contribution of DEM to the science of comminution (2013, background): “[34] acoustic emissions — in the form of kinetic energy release arising from bond breakage.”
A discrete element thermo-mechanical modelling of diffuse damage induced by thermal expansion mismatch of two-phase materials (2017, methodology): “Gv = Gp + vm 1 Gm−Gp + 6(Kp+2Gp)vp 5Gp(3Kp+4Gp) (7)”
Damage evolution mechanism and low-damage grinding technology of silicon carbide ceramics (2024, unknown): “The microscopic grinding process of SiC ceramics has been simulated using DEM [120], allowing for an explicit analysis of the dynamic evolution of microcrack initiation and propagation.”
Diamond machining of silicon: A review of advances in molecular dynamics simulation (2015, unknown): “Recently, methods such as homogenisation in time [79-80], model reduction techniques [81], movable cellular automaton [82], discrete element method [83] and coupling of FEM with MD simulation [84] are being explored to overcome the limitations of MD.”