Powder spreading and spreadability in the additive manufacturing of metallic materials: a critical review

LC Capozzi, A Sivo, E Bassini - Journal of Materials Processing …, 2022 - Elsevier
This review aims to build a coherent picture of the problem of powder spreading and
spreadability in metal Additive Manufacturing (AM) because of its impact on ensuring highly …

Cohesive powder flow: Trends and challenges in characterisation and analysis

M Ghadiri, M Pasha, W Nan, C Hare… - KONA Powder and …, 2020 - jstage.jst.go.jp
Powder processing and manufacturing operations are rate processes for which the
bottleneck is cohesive powder flow. Diversity of material properties, particulate form, and …

[HTML][HTML] The influence of material and process parameters on powder spreading in additive manufacturing

MY Shaheen, AR Thornton, S Luding, T Weinhart - Powder technology, 2021 - Elsevier
Additive manufacturing (AM) or 3D printing is beginning to mature from a rapid prototyping to
an industrial production technology. However, there are still a lot of fundamental questions …

Powder-spreading dynamics and packing quality improvement for laser powder bed fusion additive manufacturing

Z Xiang, M Zhang, R Yan, Q Yin, K Zhang - Powder Technology, 2021 - Elsevier
The powder-spreading process is crucial to the powder layer's packing quality. In this study,
powder-spreading dynamics under different substrate surface roughness are investigated …

Modeling granular material dynamics and its two-way coupling with moving solid bodies using a continuum representation and the SPH method

W Hu, M Rakhsha, L Yang, K Kamrin… - Computer Methods in …, 2021 - Elsevier
We outline a continuum approach for treating discrete granular flows that holds across
multiple scales: from experiments that focus on centimeter-size control volumes, to tests that …

Discrete element method analysis of the spreading mechanism and its influence on powder bed characteristics in additive manufacturing

V Lampitella, M Trofa, A Astarita, G D'Avino - Micromachines, 2021 - mdpi.com
Laser powder bed fusion additive manufacturing is among the most used industrial
processes, allowing for the production of customizable and geometrically complex parts at …

Analysis of process parameter sensitivities of jet-based direct mixing gas phase hetero-agglomeration by DEM/CFD-modelling

V Kolck, J Witte, E Schmidt, H Kruggel-Emden - Powder Technology, 2023 - Elsevier
A new approach to the formation of hetero-agglomerates, originating from mixtures of
particles of different materials, has been proposed and analysed. The aim is to develop a …

Physics-based modeling of metal additive manufacturing processes: a review

S Xu, M Younes Araghi, Y Su - The International Journal of Advanced …, 2024 - Springer
In the modern world, the ubiquity and critical importance of metallic materials are evident in
everything from infrastructure and transportation to electronics and aerospace. Additive …

[HTML][HTML] Calibration strategy to determine the interaction properties of fertilizer particles using two laboratory tests and DEM

S Adilet, J Zhao, N Sayakhat, J Chen, Z Nikolay, L Bu… - Agriculture, 2021 - mdpi.com
Investigating the interactions of granular fertilizers with various types of equipment is an
essential part of agricultural research. A numerical technique simulating the mechanical …

Billion degree of freedom granular dynamics simulation on commodity hardware via heterogeneous data-type representation

C Kelly, N Olsen, D Negrut - Multibody System Dynamics, 2020 - Springer
We discuss modeling, algorithmic, and software aspects that allow a simulation tool called
Chrono:: Granular to run billion-degree-of-freedom dynamics problems on commodity …