[HTML][HTML] Analysis of the dynamics of the FT4 powder rheometer

C Hare, U Zafar, M Ghadiri, T Freeman, J Clayton… - Powder Technology, 2015 - Elsevier
Traditional powder flow measurement devices, such as shear cells, operate in the quasi-
static regime of shear strain rate. The FT4 powder rheometer of Freeman Technology …

Wear modelling of soil ripper tine in sand and sandy clay by discrete element method

E Katinas, R Chotěborský, M Linda… - Biosystems Engineering, 2019 - Elsevier
Highlights•Wear modelled by discrete element method.•Soil hardness simulation.•Wear
model comparison with field experiments.•Evaluation of wear dependency with respect to …

Rheology of moist food powders as affected by moisture content

I Opaliński, M Chutkowski, A Hassanpour - Powder Technology, 2016 - Elsevier
Dynamic testing to determine rheological characteristics of moist food powders (semolina,
coarse wheat flour, potato starch) was carried out using a powder rheometer of a new …

[HTML][HTML] An X-ray microtomography study of particle morphology and the packing behaviour of metal powders during filling, compaction and ball indentation processes

M Mehrabi, A Hassanpour, A Bayly - Powder Technology, 2021 - Elsevier
The ball indentation method could be used to characterise powder packing and flow
behaviours, particularly for the spreading stage of additive manufacturing (AM). However …

DEM simulation and analysis of the effects of adhesive forces and rotations of admixed particles on improving main particle flowability

M Yoshida, R Takatsuki, G Sakamoto, J Oshitani… - Advanced Powder …, 2016 - Elsevier
One technique for improving particle flowability is the admixture of nano-particles to the main
particles. However, the mechanisms by which this technique improves flowability are not yet …

Dynamic ball indentation for powder flow characterization

M Tirapelle, AC Santomaso, C Hare - Powder Technology, 2020 - Elsevier
In industrial processing and manufacturing, characterizing the flowability of particulate solids
is of particular importance both for reliable powder flow and for a consistent production rate …

[HTML][HTML] Effect of strain rate on powder flow behaviour using ball indentation method

U Zafar, C Hare, A Hassanpour, M Ghadiri - Powder Technology, 2021 - Elsevier
There are a number of techniques available for characterising powder flow behaviour, most
of which are carried out under quasi-static conditions. Quasi-static methods are commonly …

Investigation of powder flowability at low stresses by DEM modelling

AG Stavrou, C Hare, A Hassanpour, CY Wu - Chemical Engineering …, 2020 - Elsevier
Ball indentation is a technique capable of assessing powder flowability down to very low
consolidation stresses (≤ 1 kPa). With this method, powder flowability is determined by …

Evaluation of a Uniaxial Powder Tester and Comparison with an Annular Shear Tester

J Yang, T Bell, M Pasha - Powder Technology, 2022 - Elsevier
Bulk flowability measurement of particulate systems for quality control and product
development purposes requires a fast, repeatable, accurate and affordable characterization …

Characterising powder flowability at high shear rates by the ball indentation method

M Tirapelle - 2019 - thesis.unipd.it
The Ball Indentation Method has been experimentally investigated as a new technique to
characterize powder flow at high shear rates. The results indicate that the hardness is …