Melt Pool Analysis and Mesoscale Simulation of Laser Powder Bed Fusion Process (L-PBF) with Ti-6Al-4V Powder Particles
Sign Up to like & getrecommendations! Published in 2018 at "JOM"
DOI: 10.1007/s11837-018-3208-2
Abstract: AbstractThe laser powder bed fusion (L-PBF) process is accompanied by rapid melting and solidification that results in intense thermocapillary convection within the melt pool. Open-source particle simulation software was utilized to generate a single layer… read more here.
Keywords: powder bed; melt pool; laser powder; powder ... See more keywords
A novel model of laser energy attenuation by powder particles for laser solid forming
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Machine Tools and Manufacture"
DOI: 10.1016/j.ijmachtools.2019.103440
Abstract: Abstract Laser energy attenuation greatly influences the amount and distribution of laser energy, which affects the forming precision and quality in laser solid forming. Most of the existing models cannot be used to calculate the… read more here.
Keywords: laser energy; energy attenuation; powder particles; energy ... See more keywords
Experimental and numerical studies of nozzle effect on powder flow behaviors in directed energy deposition additive manufacturing
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2021.106740
Abstract: Abstract The spatial distribution of the flying powder particles was simulated by the established integrated model, in which computational fluid dynamics and discrete element methods were combined. In addition to the finite element model of… read more here.
Keywords: gas; powder particles; powder; deposition ... See more keywords
Microheater array powder sintering: A novel additive manufacturing process
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DOI: 10.1016/j.jmapro.2017.12.009
Abstract: Abstract One of the most versatile additive manufacturing (AM) processes is selective laser sintering (SLS), which scans a powder bed with a laser beam to fuse powder particles layer by layer to build 3D objects… read more here.
Keywords: microheater array; powder; manufacturing; additive manufacturing ... See more keywords
CFD modeling of black powder particles deposition in 3D 90-degree bend of natural gas pipelines
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103330
Abstract: Abstract Black powder deposition is the common problem in the natural gas transmission networks that occurs in some parts of the pipelines, especially in the bends. In this work, the flow of natural gas-particles was… read more here.
Keywords: gas; deposition; natural gas; powder particles ... See more keywords
Liberation of fat from milk powder particles during chocolate processing through moisture-induced lactose crystallisation
Sign Up to like & getrecommendations! Published in 2020 at "Lwt - Food Science and Technology"
DOI: 10.1016/j.lwt.2020.109343
Abstract: Abstract The amount of fat in the continuous phase significantly affects chocolate mass viscosity and is therefore important for processing steps where viscosity plays a prominent role, for example moulding. The aim of the present… read more here.
Keywords: milk; liberation fat; treatment; powder particles ... See more keywords
CFD prediction of Black Powder particles’ deposition in vertical and horizontal gas pipelines
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2016.11.027
Abstract: Abstract The deposition of Black Powder particles in gas pipelines is a critical industrial problem. Gas-solid flow in a pipe is simulated using the Reynolds Stress Model (RSM) and the Discrete Phase Model (DPM). In… read more here.
Keywords: velocity; gas; deposition; powder particles ... See more keywords
Effects of natural hard shell particles on physical, chemical, mechanical and thermal properties of composites
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DOI: 10.1177/09673911211020717
Abstract: Shelled herbal foods are widely consumed. The evaluation of the shells of these foods is important due to their features such as low cost, ease of recycling and environmental friendliness. In this study, hazelnut shell… read more here.
Keywords: composites effects; natural hard; effects natural; shell ... See more keywords
Dissolution and Absorption of Inhaled Drug Particles in the Lungs
Sign Up to like & getrecommendations! Published in 2022 at "Pharmaceutics"
DOI: 10.3390/pharmaceutics14122667
Abstract: Dry powder inhalation therapy has been effective in treating localized lung diseases such asthma, chronic obstructive pulmonary diseases (COPD), cystic fibrosis and lung infections. In vitro characterization of dry powder formulations includes the determination of… read more here.
Keywords: powder particles; particles lungs; dry powder; dissolution ... See more keywords