CIESC Journal ›› 2023, Vol. 74 ›› Issue (2): 690-697.DOI: 10.11949/0438-1157.20221061
• Fluid dynamics and transport phenomena • Previous Articles Next Articles
Wanyuan HE1(), Yiyu CHEN1, Chunying ZHU1, Taotao FU1, Xiqun GAO2, Youguang MA1()
Received:
2022-07-28
Revised:
2022-10-27
Online:
2023-03-21
Published:
2023-02-05
Contact:
Youguang MA
何万媛1(), 陈一宇1, 朱春英1, 付涛涛1, 高习群2, 马友光1()
通讯作者:
马友光
作者简介:
何万媛(1997—),女,硕士研究生,wanyuanhe@tju.edu.cn
基金资助:
CLC Number:
Wanyuan HE, Yiyu CHEN, Chunying ZHU, Taotao FU, Xiqun GAO, Youguang MA. Study on gas-liquid mass transfer characteristics in microchannel with array bulges[J]. CIESC Journal, 2023, 74(2): 690-697.
何万媛, 陈一宇, 朱春英, 付涛涛, 高习群, 马友光. 阵列凸起微通道内气液两相传质特性研究[J]. 化工学报, 2023, 74(2): 690-697.
MDEA溶液浓度c/% | 密度 ρ/(kg·m-3) | 黏度 µ/(mPa·s) | 表面张力 σ / (mN·m-1) |
---|---|---|---|
10 20 30 | 1005.4 1015.2 1025.0 | 1.290 1.941 3.092 | 59.30 55.20 53.00 |
Table 1 Physical properties of MDEA aqueous solution
MDEA溶液浓度c/% | 密度 ρ/(kg·m-3) | 黏度 µ/(mPa·s) | 表面张力 σ / (mN·m-1) |
---|---|---|---|
10 20 30 | 1005.4 1015.2 1025.0 | 1.290 1.941 3.092 | 59.30 55.20 53.00 |
Fig.4 Effects of gas and liquid flow rates and MDEA concentration on volumetric mass transfer coefficient kLa (solid symbols for the microchannel with array bulges, hollow symbols for non-array bulge microchannel)
Fig.5 The effect of gas and liquid flow rates and MDEA concentration on CO2 absorption efficiency and the bubble residence time (solid symbols for the microchannel with array bulges, hollow symbols for non-array bulge microchannel)
Fig.6 Effects of gas and liquid flow rates and MDEA concentration on pressure drop ΔP (solid symbols for the microchannel with array bulges, hollow symbols for non-array bulge microchannel)
Fig.7 Relationship between liquid side volumetric mass transfer coefficient and energy consumption (solid symbols for the microchannel with array bulges, hollow symbols for non-array bulge microchannel)
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