Wei Yang, Xiaodan Yu, Jianguo Mi, 等. Mass transfer performance of structured packings in a CO2 absorption tower[J]. 中国化学工程学报(英文版), 2015,23(1):42-49. DOI: 10.1016/j.cjche.2014.10.003.
absorption tower[J]. Chinese Journal of Chemical Engineering, 2015, 23(1): 42-49.
Wei Yang, Xiaodan Yu, Jianguo Mi, 等. Mass transfer performance of structured packings in a CO2 absorption tower[J]. 中国化学工程学报(英文版), 2015,23(1):42-49. DOI: 10.1016/j.cjche.2014.10.003.DOI:
This paper studies the mass transfer performance of structured packings in the absorption of CO
2
from air with aqueous NaOH solution. The Eight structured packings tested are sheet metal ones with corrugations of different geometry parameters. Effective mass transfer area and overall gas phase mass transfer coefficient have been measured in an absorption column of 200 mm diameter under the conditions of gas F-factor in 0.38-1.52 Pa
0.5
and aqueous NaOH solution concentration of 0.10-0.15 kmol·m
-3
. The effects of gas/liquid phase flow rates and packing geometry parameters are also investigated. The results show that the effective mass transfer area changes not only with packing geometry parameters and liquid load
but also with gas F-factor. A new effective mass transfer area correlation on the gas F-factor and the liquid load was proposed
which is found to fit experiment data very well.
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