Effect of blade rotation on particle classification performance of hydro-cyclones

Powder Technology Volume 164 Issue 2 Page 103-110 published_at 2006-05
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Title ( eng )
Effect of blade rotation on particle classification performance of hydro-cyclones
Creator
Norimoto Umi
Source Title
Powder Technology
Volume 164
Issue 2
Start Page 103
End Page 110
Abstract
The effects of top blade rotation of hydro-cyclones on particle classification performance were examined experimentally and via a simulation study. It was noticed that the cut size of a hydro-cyclone decreases as the rotational speed of the top plate increases. Compared to the standard case without rotation, the accuracy of classification with top plate rotation increases under the wide range of operational conditions. Newly proposed type-D cyclones with a special blade indicated the smallest cut size with a high accuracy of classification. The increase of classification accuracy is due to the production of outward radial flow near the top plate and this result was simulated by a CFD calculation. The computer simulation also agreed qualitatively with the experimental data
Keywords
Cut size
Hydro-cyclone
Particle separation
Particle size
NDC
Chemical technology [ 570 ]
Language
eng
Resource Type journal article
Publisher
Elsevier B.V.
Date of Issued 2006-05
Rights
Copyright (c) 2006 Elsevier B.V.
Publish Type Author’s Original
Access Rights open access
Source Identifier
[ISSN] 0032-5910
[DOI] 10.1016/j.powtec.2006.03.002
[NCID] AA00778424
[DOI] http://dx.doi.org/10.1016/j.powtec.2006.03.002 isVersionOf