In-situ electro-fenton phosphorus removal system and method based on capacitive deionization technology

By combining capacitive deionization and in-situ electro-Fenton reaction, the phosphorus removal system solves the problems of low phosphorus removal efficiency, difficult resource recovery and high energy consumption in traditional methods, and achieves efficient and low-cost phosphorus removal and resource recovery, which is suitable for large-scale water treatment.

CN119822466BActive Publication Date: 2026-04-24NORTHEAST AGRICULTURAL UNIVERSITY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NORTHEAST AGRICULTURAL UNIVERSITY
Filing Date
2025-02-10
Publication Date
2026-04-24

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Abstract

The application provides an in-situ electro-Fenton phosphorus removal system and method based on a capacitive deionization technology, relates to the technical field of water treatment, and comprises a phosphorus removal reaction module, a direct-current power supply module, an alternating-current power supply module, a control module and a pH adjusting module.The phosphorus removal reaction module comprises a phosphorus removal reactor, a water outlet and a water inlet are arranged on the phosphorus removal reactor, an electrolytic cell is arranged on the phosphorus removal reactor, and the electrolytic cell is provided with three groups of iron mesh sacrificial anodes, modified carbon felt cathodes and biochar electrodes.The direct-current power supply module is electrically connected with the iron mesh sacrificial anodes, and the alternating-current power supply module is electrically connected with the modified carbon felt cathodes.The efficient phosphorus removal system formed by combining the capacitive deionization and the in-situ electro-Fenton reaction can not only improve the phosphorus removal efficiency and the resource recycling rate, but also reduce the energy consumption and the treatment cost, thereby providing an innovative and sustainable development solution for the field of water treatment.
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Citation Information

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