A system for treating carbon capture slurry

By treating the carbon capture slurry through washing, filtration, and separation devices, the problems of waste and secondary pollution of alcoholic amine liquid were solved, and the recovery of alcoholic amine liquid and resource utilization of solid particulate matter were realized.

CN120515115BActive Publication Date: 2026-07-07SINOSTEEL EQUIP & ENG

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SINOSTEEL EQUIP & ENG
Filing Date
2025-06-03
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

In carbon capture devices, dust accumulation leads to the deterioration of the properties of the alcohol amine liquid and affects the carbon capture effect. When the slurry is discharged, the alcohol amine liquid is wasted and easily causes secondary pollution.

Method used

The solvent is miscible with the washing device, the solid-liquid separation is performed by the filtration device, the separation device recovers the alcohol amine liquid and organic solvent, and the incineration device treats the solid particulate matter.

Benefits of technology

To achieve the recycling and reuse of alcoholic amine liquid, reduce waste, lower the risk of secondary pollution, reduce the difficulty of solid particulate matter treatment, and make resource-based use of incineration heat.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a carbon capture slurry treatment system, which comprises a dissolving and washing device for receiving slurry discharged by a carbon capture device, and the dissolving and washing device is filled with an organic solvent, the organic solvent and alcohol amine compounds in the slurry are mutually soluble, and the dissolving and washing device can obtain a dissolving and washing intermediate liquid; a filtering device connected with the dissolving and washing device, for receiving the dissolving and washing intermediate liquid and filtering the dissolving and washing intermediate liquid to obtain solid particles and a filtering intermediate liquid; and a separation device connected with the filtering device, for receiving the filtering intermediate liquid and separating the filtering intermediate liquid to obtain the organic solvent and alcohol amine liquid, and the separation device is also connected with the dissolving and washing device and the carbon capture device, the organic solvent obtained by the separation device can be introduced into the dissolving and washing device, and the alcohol amine liquid can be introduced into the carbon capture device. The treatment system can realize recycling of the alcohol amine liquid in the slurry, and can reduce the possibility of secondary pollution caused when the solid particles are treated subsequently.
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