DEM/CFD-DEM modelling of non-spherical particulate systems: theoretical developments and applications

W Zhong, A Yu, X Liu, Z Tong, H Zhang - Powder technology, 2016 - Elsevier
Particles encountered in nature and engineering practice are normally not spherical but of
irregular shapes. Particle shape plays a key role in determining the behaviour of bulk solids …

[HTML][HTML] Blaze-DEMGPU: Modular high performance DEM framework for the GPU architecture

N Govender, DN Wilke, S Kok - SoftwareX, 2016 - Elsevier
Blaze-DEMGPU is a modular GPU based discrete element method (DEM) framework that
supports polyhedral shaped particles. The high level performance is attributed to the light …

Large-scale GPU based DEM modeling of mixing using irregularly shaped particles

N Govender, DN Wilke, CY Wu, R Rajamani… - Advanced Powder …, 2018 - Elsevier
Mixing of particulate systems is an important process to achieve uniformity, in particular
pharmaceutical processes that requires the same amount of active ingredient per tablet …

DEM analysis of residence time distribution during twin screw granulation

C Zheng, L Zhang, N Govender, CY Wu - Powder technology, 2021 - Elsevier
Twin screw granulation (TSG) is increasingly used to produce granules in various industries,
such as food, pharmaceutical, and fine chemicals. However, there is a large parametric …

Industrial scale simulations of tablet coating using GPU based DEM: a validation study

H Kureck, N Govender, E Siegmann, P Boehling… - Chemical Engineering …, 2019 - Elsevier
The coating of tablets to prevent product degradation or control dissolution is a typical
process in its production. Coating uniformity is critical for the quality of final product and …

GPGPU-based parallel computation using discrete elements in geotechnics: A state-of-art review

YK Gujjala, HM Kim, DW Ryu - Archives of Computational Methods in …, 2023 - Springer
Large deformation near surface excavations and openings has been frequently simulated in
geotechnical problems. Mesh-based approaches for large-scale simulation have long been …

A numerical investigation into the effect of angular particle shape on blast furnace burden topography and percolation using a GPU solved discrete element model

N Govender, DN Wilke, CY Wu, U Tuzun… - Chemical Engineering …, 2019 - Elsevier
In blast furnaces, burden topography and packing density affect the stability of the burden,
permeability of gas flow as well as the heat transfer efficiency. A fundamental understanding …

[HTML][HTML] GPU-enhanced DEM analysis of flow behaviour of irregularly shaped particles in a full-scale twin screw granulator

C Zheng, N Govender, L Zhang, CY Wu - Particuology, 2022 - Elsevier
During twin screw granulation (TSG), small particles, which generally have irregular shapes,
agglomerate together to form larger granules with improved properties. However, how …

Simulation of rock fracture process based on GPU-accelerated discrete element method

GY Liu, WJ Xu, N Govender, DN Wilke - Powder Technology, 2021 - Elsevier
Abstract The Discrete Element Method (DEM) is increasingly used to study the failure
behavior of rock. Despite DEM's intrinsic capability to capture the mechanical behavior of …

Analysis of parallel spatial partitioning algorithms for GPU based DEM

R Lubbe, WJ Xu, DN Wilke, P Pizette… - Computers and …, 2020 - Elsevier
The capability of solving a geotechnical discrete element method (DEM) applications is
determined by the complexity of the simulation and its computational requirements. Collision …