Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor
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Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor
Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor
中国化学工程学报(英文版)2024年67卷第3期 页码:195-205
Affiliations:
1. Key Laboratory of Multiphase Flow Reaction and Separation Engineering of Shandong Province, College of Chemical Engineering, Qingdao University of Science and Technology,Qingdao,China,266042
2. College of Electromechanical Engineering, Qingdao University of Science and Technology,Qingdao,China,266043
Chuanjun Di, Jipeng Dong, Fei Gao, 等. Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor[J]. 中国化学工程学报(英文版), 2024,67(3):195-205.
Chuanjun Di, Jipeng Dong, Fei Gao, Guanghui Chen, Pan Zhang, Jianlong Li. Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor[J]. Chinese Journal of Chemical Engineering, 2024, 67(3): 195-205.
Chuanjun Di, Jipeng Dong, Fei Gao, 等. Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor[J]. 中国化学工程学报(英文版), 2024,67(3):195-205.DOI: 10.1016/j.cjche.2023.11.011.
Chuanjun Di, Jipeng Dong, Fei Gao, Guanghui Chen, Pan Zhang, Jianlong Li. Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor[J]. Chinese Journal of Chemical Engineering, 2024, 67(3): 195-205.DOI: 10.1016/j.cjche.2023.11.011.
Mass transfer enhancement and hydrodynamic performance with wire mesh coupling solid particles in bubble column reactor
It is of vital significance to investigate mass transfer enhancements for chemical engineering processes. This work focuses on investigating the coupling influence of embedding wire mesh and adding solid particles on bubble motion and gas-liquid mass transfer process in a bubble column. Particle image velocimetry (PIV) technology was employed to analyze the flow field and bubble motion behavior
and dynamic oxygen absorption technology was used to measure the gas-liquid volumetric mass transfer coefficient (
k
L
a
). The effect of embedding wire mesh
adding solid particles
and wire mesh coupling solid particles on the flow characteristic and
k
L
a
were analyzed and compared. The results show that the gas eliquid interface area increases by 33%-72% when using the wire mesh coupling solid particles strategy compared to the gas-liquid two-phase flow
which is superior to the other two strengthening methods. Compared with the system without reinforcement
k
L
a
in the bubble column increased by≥0.5-1.8 times with wire mesh coupling solid particles method
which is higher than the sum of
k
L
a
increases with inserting wire mesh and adding particles
and the coupling reinforcement mechanism for affecting gas eliquid mass transfer process was discussed to provide a new idea for enhancing gas-liquid mass transfer.
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