Modeling hydrodynamics and mass transfer parameters in a continuous ozone bubble column

被引:54
作者
Roustan, M [1 ]
Wang, RY [1 ]
Wolbert, D [1 ]
机构
[1] ENSCR,LAB CHIM NUISANCES GENIE ENVIRONNEMENT,F-3700 RENNES,FRANCE
关键词
ozone; ozone contacting; bubble diffuser; drinking water treatment; hydrodynamics; ozone mass transfer; ozonation; ozone consumption; ozone contactor design;
D O I
10.1080/01919519608547331
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
A computer model based on the establishment of mass balance equations and on the model of fluids flow ''stirred tank in series'' was developed in order to calculate the ozone transfer coefficient k(L)a and kinetic constant k(c) of ozone consumption by water. On the basis of experimental data, the correlation for gas holdup epsilon(g) and bubble diameter d(vg), were proposed and used to calculate the specific interfacial area a. The liquid-phase mass transfer coefficient k(?)L for ozone was evaluated from a and the k(L)a data.
引用
收藏
页码:99 / 115
页数:17
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