颗粒-流体系统表观粘度和粒子群曳力系数的研究

被引:1
作者
陈祖茂
郑冲
冯元鼎
机构
[1] 北京化工学院化学工程系
基金
中国国家自然科学基金;
关键词
颗粒-流体系统; 表观粘度; 雷诺数; 曳力系数;
D O I
10.13543/j.cnki.bhxbzr.1993.01.001
中图分类号
TQ027.39 []; TQ028. [];
学科分类号
081701 ; 081704 ;
摘要
利用RV20-M型转子粘度仪测定了玻璃珠-甘油体系的表观粘度,提出了体系表观粘度的关联式。并对单颗粒-流体系统的Re数和粒子的曳力系数进行修正,给出了一个适用于Rem<2×10~5的多颗粒-液体系统中粒子曳力系数的关系式。
引用
收藏
页码:1 / 6
页数:6
相关论文
共 13 条
[1]  
A short note on the drag correlation for spheres. Turton R,Levenspiel O. Powder Technology . 1986
[2]  
Schlupfgeschwindigkeit von feststoffteilchen in absatzweise betriebenen fest / fliissig-wirbelschichten. Ghosal S K,Mukherjea R N. Chemie Ingenieur Technik . 1970
[3]  
Calculation of particle trajectories. Lapple C E,Shepherd C B. Industrial and Engineering Chemistry . 1940
[4]  
Liquid-particle behavior. Mertes T S,Rhodes H B. Chemical Engineering Progress . 1955
[5]  
Fluid dynamics of particulate systems. Vand V. J Phys Colloid Chem . 1948
[6]  
Transport characteristics of suspension: ?.A note on the viscosity of newtonian suspensions of uniform spherical particles. Thomas D G. Journal of Colloid Science . 1965
[7]  
Bubbles, drops and particles. Clift R,Grace J R,Weber M E. . 1978
[8]  
Particulate fluidization and sedimentation of spheres. Loeffler Jr A L,Ruth B F. American Institute of Chemical Engineers Journal . 1959
[9]  
Drag coefficient and relative velocity in bubbly, droplet or particulate flows. Ishii M,Zuber N. American Institute of Chemical Engineers Journal . 1979
[10]  
Shear rate dependent viscosity of suspensions in newtonian and non-newtonian liquids. Nicodemo L,Nicolais L,Landel R F. Chemical Engineering Science . 1974