Effect of aspect ratio of ellipsoidal particles on segregation of a binary mixture in a rotating drum

S Kumar, S Khatoon, S Parashar, P Dubey, J Yogi… - Powder Technology, 2023 - Elsevier
In this work, the Discrete Element Method (DEM) is used to investigate the evolution of radial
segregation and its dependence on the shape by varying the particle's aspect ratio. A total of …

[HTML][HTML] Advances in Powder-Filled Mold Processes: A Comprehensive Review and Outlook

P Bai, S Yang, Y Yan, D Wang, Y Ma - Materials, 2024 - mdpi.com
Powder molding technology is a versatile process widely used in the pharmaceutical,
ceramic, chemical, food, and powder metallurgy industries. The powder-filling mold process …

Shape-dependent radial segregation in rotating drum: Insights from DEM simulations

S Kumar, S Khatoon, P Dubey, J Yogi, A Anand - Powder Technology, 2024 - Elsevier
This study evaluates how particle shape affects the segregation behavior of binary mixtures
in a rotating drum. The Discrete Element Method (DEM) is used to investigate radial …

Influence of aspect ratio of ellipsoidal particles on mixing in vibrated packed bed using discrete element method

S Khatoon, S Kumar, J Yogi, P Dubey… - AIChE Journal, 2024 - Wiley Online Library
The uniform mixing of particles is crucial in many industrial applications. In industries, most
granular materials are nonspherical, with ellipsoids being a common deviation from the …

[HTML][HTML] Optimized structure design for binary particle mixing in rotating drums using a combined DEM and gaussian process-based model

L Lin, X Zhang, M Yu, IM Mujtaba, X Chen - Digital Chemical Engineering, 2024 - Elsevier
Particle mixing is a crucial operation in various industrial production processes. However,
phenomena like segregation or local accumulation can arise, especially when particles …

Role of Particle Geometry on the Structural Integrity of Sand and Rock Ilmenite Used as Oxygen Carrier in Combustion of Woody Biomass

A Valizadeh, R Faust, N Skoglund, F Forsberg… - Energy & …, 2024 - ACS Publications
The role of particle geometry in the structural integrity of sand and rock ilmenite bed particles
was studied under prolonged exposure to oxygen carrier-aided combustion (OCAC) …

Angle of repose for superquadric particles: Investigating the effects of shape parameters

P Datta, SA Faroughi - Computers and Geotechnics, 2024 - Elsevier
This study develops a model for the angle of repose (AOR) of granular materials composed
of non-spherical particles represented by a superquadric function featuring five distinct …

Shape-dependent size polydispersity: DEM investigation of mixing behavior in a vibrating packed bed system

P Dubey, J Yogi, S Kumar, S Khatoon, K Kumari… - Powder Technology, 2024 - Elsevier
The Discrete element method is applied to examine the influence of shape-dependent size
polydispersity on mixing behavior in a vibrating packed bed system. A series of tests for …

SIPHPM simulation and analysis of cubic particle mixing in a tilted tumbler and application of a new mixing index construction principle

Z Zhang, N Gui, X Yang, J Tu, S Jiang, J Li - Computational Particle …, 2024 - Springer
The mixing phenomenon of particles in a tilted tumbler is studied by the SIPHPM simulation.
The particle motion in the tilted tumbler with three rotating velocities ω= 1 π, 1.5 π and 2 π …