黏性颗粒团聚机理及流化特性研究进展

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祁晗璐，王嘉骏^*，顾雪萍，冯连芳

浙江大学化学工程与生物工程学系，化学工程联合国家重点实验室，浙江杭州 310027

收稿日期:2018-02-19修回日期:2018-04-19出版日期:2019-02-22发布日期:2019-02-12
通讯作者:王嘉骏

基金资助:国家重点研发计划资助;国家自然科学基金资助项目 (U1302274)

Research progress on agglomeration mechanisms and fluidization behavior of cohesive particles

Hanlu QI, Jiajun WANG^*, Xueping GU, Lianfang FENG

State Key Lab of Chemical Engineering, Department of Chemical and Biological Engineering, Zhejiang University, Hangzhou, Zhejiang 310027, China

Received:2018-02-19Revised:2018-04-19Online:2019-02-22Published:2019-02-12
Contact:WANG Jia-jun

Supported by:;Projects (U1302274) supported by the National Science Foundation of China

摘要/Abstract

摘要： 黏性力的存在导致黏性颗粒在流化过程中易发生团聚，干扰正常的流态化。近年来，黏性颗粒流的研究重心逐渐转移到本征的团聚机理和流化特性。本工作综述了4种主要黏性力的力学模型、团聚判据及流态化实验与模拟研究进展，从力、运动及动力学的角度阐述了黏性力作用机制和黏性颗粒流化特性。分析表明，在颗粒尺度上，4种黏性力发展程度差异较大，黏性力动力学模型和团聚过程机理将成为未来研究的主要方向。在反应器尺度上，耦合黏性力模型的离散单元法模拟将继续作为重要的研究方法，其中，机理模型和计算能力是后续模拟中需要突破的重点。

引用本文

祁晗璐王嘉骏顾雪萍冯连芳. 黏性颗粒团聚机理及流化特性研究进展[J]. 过程工程学报, 2019, 19(1): 55-63.
Hanlu QI Jiajun WANG Xueping GU Lianfang FENG. Research progress on agglomeration mechanisms and fluidization behavior of cohesive particles[J]. Chin. J. Process Eng., 2019, 19(1): 55-63.

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