Energy-efficient advanced ultrafine grinding of particles using stirred mills—a review

A Kumar, R Sahu, SK Tripathy - Energies, 2023 - mdpi.com
The present literature review explores the energy-efficient ultrafine grinding of particles
using stirred mills. The review provides an overview of the different techniques for size …

Analysis and modelling of bead contacts in wet-operating stirred media and planetary ball mills with CFD–DEM simulations

S Beinert, G Fragnière, C Schilde, A Kwade - Chemical Engineering …, 2015 - Elsevier
Wet fine grinding is an important unit process in various industries. In the present work two
different stirred media mills (one with a cylindrical stirrer; one with a disc stirrer) and a …

Hydrodynamic characterisation of flotation impeller designs using Positron Emission Particle Tracking (PEPT)

D Mesa, K Cole, MR van Heerden… - Separation and …, 2021 - Elsevier
Impellers play a key role in flotation cells, as the turbulence generated through agitation aids
particle suspension, air dispersion and particle–bubble collision. Therefore, it is important to …

CFD–DEM modelling of particle flow in IsaMills–Comparison between simulations and PEPT measurements

CT Jayasundara, RY Yang, BY Guo, AB Yu… - Minerals …, 2011 - Elsevier
The IsaMill™ is a high speed stirred mill with a horizontal configuration that offers
advantages such as energy efficiency and an inert grinding environment. A combined …

Experimental assessment of grinding bead velocity distributions and stressing conditions in stirred media mills

AC Böttcher, C Schilde, A Kwade - Advanced Powder Technology, 2021 - Elsevier
Fine grinding in stirred media mills is an important process in mineral, chemical and
pharmaceutical industry. The stressing mechanism in these mills is grinding through …

Validation of simulations of particulate, fluid and multiphase systems using positron emission particle tracking: A review

JA Sykes, D Weston, N Adio, H Che, R Hart-Villamil… - Particuology, 2024 - Elsevier
Abstract Positron Emission Particle Tracking (PEPT) and numerical modelling each hold a
distinct place in industrial research and development. Despite the ability of PEPT to provide …

Computational prediction of performance for a full scale Isamill: Part 1–Media motion and energy utilisation in a dry mill

PW Cleary, MD Sinnott, GG Pereira - Minerals Engineering, 2015 - Elsevier
The Isamill is a horizontal stirred media mill used for fine and ultrafine grinding. Discrete
Element Method (DEM) simulation has been used in this paper to study the behaviour of the …

Grinding media motion and collisions in different zones of stirred media mills

G Fragnière, A Naumann, M Schrader, A Kwade… - Minerals, 2021 - mdpi.com
Product fineness during grinding in stirred media mills is mainly influenced by the specific
energy input, the stress energy transferred by the colliding grinding media and the stress …

Simulation of grinding media motion and collisions in wet-operated accelerator-mill using DEM coupled with CFD

K He, M Jia, F Sun, Q Yang, B Wu, X Li, C Meng - Minerals, 2022 - mdpi.com
The relative motion and collision between grinding media in a wet-stirred accelerator mill
are modelled using the discrete element method (DEM) coupled with computational fluid …

An IsaMill™ Soft Sensor based on random forests and principal component analysis

LFA Napier, C Aldrich - IFAC-PapersOnLine, 2017 - Elsevier
Online measurement of particle size is vital to the development of advanced control systems
for comminution processes. Horizontal stirred mills, such as the IsaMill, are designed for …