Air classification of solid particles: a review

被引:160
作者
Shapiro, M [1 ]
Galperin, V [1 ]
机构
[1] Technion Israel Inst Technol, Fac Mech Engn, Lab Transport Proc Porous Mat, IL-3200 Haifa, Israel
关键词
air classification; gravitational; centrifugal; particles;
D O I
10.1016/j.cep.2004.02.022
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
An overview is given of modem air classification devices, their operation principles, features and parameters, as cut size, cleanness and recovery. We outline the separation zones common to existing classifiers. In practice, various gravitational and centrifugal classifiers are employed, including those with vertical and horizontal air streams, cascade classifiers, fluidized bed separators, inertial, vortex, rotor classifiers, etc. Choice of the classifier type and designs is dictated by the technological requirements (throughput, cleanness, etc.) and the properties of materials to be classified. Advantages and limitations of the classifiers and basic trends in their development are considered. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:279 / 285
页数:7
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