Gas-liquid microdispersion and microflow for carbon dioxide absorption and utilization: a review

Carbon dioxide capture, utilization, and storage technology is a global topic for carbon neutralization, and the emerging gas-liquid microreaction technology provides a promising way for enhancing CO2 capture and utilization in terms of absorption and reactions. This review mainly summarizes the recent developments of the gas-liquid microdispersion device and microflow regulation technology for mass transfer enhancement. Besides, the progress of CO2 absorbent with low-energy consumption and the utilization of CO2 source in microreactors are introduced. Finally, the bottlenecks and opportunities for gas-liquid microreaction technology are also pointed out, which indicates further research directions.

Automated summary

This article summarizes recent research progress on gas-liquid microdispersion devices and microflow regulation technology for enhancing CO2 capture and utilization. It introduces low-energy CO2 absorbents and the utilization of CO2 sources in microreactors. Furthermore, it identifies bottlenecks and opportunities for gas-liquid microreaction technology and proposes further research directions.