A pressure swing adsorption carbon dioxide capture system

By introducing multi-point temperature detection and online CO detection into the pressure swing adsorption carbon dioxide capture system, combined with control devices and valve systems, the problem of easy combustion of activated carbon beds was solved, and the system was able to operate safely and stably and capture carbon dioxide efficiently.

CN122424673APending Publication Date: 2026-07-21CHINA ENERGY INVESTMENT CORP LTD +1
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Patent Information

Application Number
CN202510095048.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-01-21
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing pressure swing adsorption (PSA) carbon dioxide capture technology has safety and stability issues, especially since activated carbon beds are easily combustible and it is difficult to determine their safe operating status.

Method used

A control device combining multi-point temperature detection and online CO detection is adopted to monitor the temperature and CO concentration of the pressure swing adsorption tower in real time. The system safety is ensured by controlling valves and fire extinguishing system, and switching between operating and fire extinguishing programs.

Benefits of technology

The pressure swing adsorption carbon dioxide capture system has achieved safe and stable operation, avoiding combustion of the activated carbon bed and ensuring the safety and efficiency of the system.

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Abstract

The present disclosure provides a pressure swing adsorption carbon dioxide capture system, which can monitor the temperature changes of flue gas and tail gas in real time, discover abnormalities in time and ensure the safe, efficient and stable operation of the system by arranging temperature detection elements on the raw material flue gas conveying pipeline and the tail gas output pipeline.
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