典型文献
Investigation on the granulation behavior of iron ore fine in a horizontal high-shear granulator
文献摘要:
High-shear granulation is widely used in many particulate industries for its good capability to improve the size,strength and composition uniformity of powder substances.This work conducted an experimental study to investigate the granulation behavior of iron ore fine in a horizontal high-shear granulator,such as granules size distribution,granules growth rate,and permeability of the granules bed.The results show that the granule size and permeability of packed granules bed increase gradually with increasing the granulation time,and the growth of granules can be divided into three stages:the rapid growth stage,the slow growth stage and the relatively stable stage.Both the higher rotational speed and larger number of impellers increase the kinetic energy and collision frequency of the particles,which causes the increase of average granule size,growth rate and permeability of granules packed bed.On the other hand,the shear damage effect of the impellers on the granules is also enhanced with the increase of rotational speed and impeller number,resulting in significant granule size segregation.
文献关键词:
中图分类号:
作者姓名:
Yang You;Jiabao Guo;Gang Li;Zhuang Zheng;Yong Li;Yaowei Yu;Xuewei Lv
作者机构:
College of Materials Science and Engineering,Chongqing University,Chongqing 400044,China;Chongqing Key Laboratory ofVanadium-Titanium Metallurgy and New Materials,Chongqing University,Chongqing 400044,China;State Key Laboratory of Mechanical Transmissions,Chongqing University,Chongqing 400044,China;State Key Laboratory of Advanced Special Steel,Shanghai Key Laboratory of Advanced Ferrometallurgy,School of Materials Science and Engineering,Shanghai University,Shanghai 200444,China
文献出处:
引用格式:
[1]Yang You;Jiabao Guo;Gang Li;Zhuang Zheng;Yong Li;Yaowei Yu;Xuewei Lv-.Investigation on the granulation behavior of iron ore fine in a horizontal high-shear granulator)[J].颗粒学报(英文版),2022(09):57-64
A类:
granulator
B类:
Investigation,granulation,behavior,iron,ore,fine,horizontal,shear,High,widely,used,many,particulate,industries,its,good,capability,improve,size,strength,composition,uniformity,powder,substances,This,work,conducted,experimental,study,investigate,such,granules,distribution,growth,rate,permeability,bed,results,show,that,packed,increase,gradually,increasing,divided,into,three,stages,rapid,slow,relatively,stable,Both,higher,rotational,speed,larger,number,impellers,kinetic,energy,collision,frequency,particles,which,causes,average,On,other,hand,damage,effect,also,enhanced,resulting,significant,segregation
AB值:
0.470772
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