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fe 2+ A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation

A three-dimensional electrode and reactor technology, applied in the direction of electrodes, electrode shapes/types, instruments, etc., can solve the problems of lack of scientific and reasonable anode materials and structural forms, lack of production capacity, and high production efficiency, so that the electrode surface can be updated. , convenient for large-scale industrial application, simple preparation effect

Active Publication Date: 2021-04-16
YANGZHOU UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0024] (1) Lack of a certain production capacity, high preparation efficiency, and the ability to remove Fe by electrochemical deposition 2+ and electrochemically prepared Fe 3+ coupled electrochemical reactor
[0025] (2) There is a lack of scientific and reasonable anode materials and structural forms to meet the requirements of electrochemical deposition to remove Fe 2+ and electrochemically prepared Fe 3+ Conditions for coupled operation process
[0026] (3) Lack of removal of Fe by electrochemical deposition 2+ and electrochemically prepared Fe 3+ Electrodes and electrochemical reactors capable of continuous operation coupled with new processes

Method used

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  • fe <sup>2+</sup> A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation
  • fe <sup>2+</sup> A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation
  • fe <sup>2+</sup> A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation

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Embodiment 1

[0062] as attached figure 1 ~ attached image 3 Shown, the present invention relates to a kind of Fe 2+ A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation, especially a three-dimensional moving bed electrode with metal particles with high hydrogen evolution overpotential as the electrocatalytic material and a renewable surface as the cathode, a conductive carbon material as the anode, and a perfluorinated The cationic membrane is a dual-chamber electrochemical reactor with an isolation membrane, which consists of the following four parts:

[0063] (1) Cathode

[0064] The cathode of the three-dimensional electrode reactor is a three-dimensional moving bed electrode with a renewable surface made of metal particles with high hydrogen evolution overpotential as the electrocatalytic material, and its characteristics are as follows:

[0065] ① Cathode: It consists of three parts: three-dimensional moving bed electrode, corrosion-resistant ...

Embodiment 2

[0078]as attached figure 1 ~ attached image 3 Shown, the present invention relates to a kind of Fe 2+ A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation, especially a three-dimensional moving bed electrode with metal particles with high hydrogen evolution overpotential as the electrocatalytic material and a renewable surface as the cathode, a conductive carbon material as the anode, and a perfluorinated The cationic membrane is a dual-chamber electrochemical reactor with an isolation membrane, which consists of the following four parts:

[0079] (1) Cathode

[0080] The cathode of the three-dimensional electrode reactor is a three-dimensional moving bed electrode with a renewable surface made of metal particles with high hydrogen evolution overpotential as the electrocatalytic material, and its characteristics are as follows:

[0081] ① Cathode: It consists of three parts: three-dimensional moving bed electrode, corrosion-resistant e...

Embodiment 3

[0094] as attached figure 1 ~ attached image 3 Shown, the present invention relates to a kind of Fe 2+ A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation, especially a three-dimensional moving bed electrode with metal particles with high hydrogen evolution overpotential as the electrocatalytic material and a renewable surface as the cathode, a conductive carbon material as the anode, and a perfluorinated The cationic membrane is a dual-chamber electrochemical reactor with an isolation membrane, which consists of the following four parts:

[0095] (1) Cathode

[0096] The cathode of the three-dimensional electrode reactor is a three-dimensional moving bed electrode with a renewable surface made of metal particles with high hydrogen evolution overpotential as the electrocatalytic material, and its characteristics are as follows:

[0097] ① Cathode: It consists of three parts: three-dimensional moving bed electrode, corrosion-resistant ...

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Abstract

The present invention relates to a kind of Fe 2+ A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation, especially a three-dimensional moving bed electrode with metal particles with high hydrogen evolution overpotential as the electrocatalytic material and a renewable surface as the cathode, a conductive carbon material as the anode, and a perfluorinated The cationic membrane is a dual-chamber electrochemical reactor with an isolation membrane. Fe removal by electrodeposition in the cathode chamber 2+ At the same time, Fe in the anode compartment 2+ Electrochemical oxidation to Fe 3+ , so as to achieve the removal of Fe 2+ and generate Fe 3+ process coupling. The electrochemical reactor of the present invention has remarkable features such as reasonable structure, renewable electrode surface, regeneration and recycling of electrodes, simple preparation of the reactor, low production cost, and easy realization of large-scale industrial application. Removal of Fe by cathodic reduction 2+ Fe with anodic oxidation 3+ coupled electrochemical reactors.

Description

technical field [0001] The present invention relates to a kind of Fe 2+ A three-dimensional electrode reactor coupled with cathodic reduction and anodic oxidation, especially a three-dimensional moving bed electrode with metal particles with high hydrogen evolution overpotential as the electrocatalytic material and a renewable surface as the cathode, a conductive carbon material as the anode, and a perfluorinated The cationic membrane is a dual-chamber electrochemical reactor with an isolation membrane. Fe in sulfuric acid solution in cathode chamber 2+ An electrochemical reduction reaction occurs to deposit Fe on the cathode, thereby removing Fe in the sulfuric acid solution in the cathode chamber 2+ ; Fe in sulfuric acid solution in the anode chamber 2+ Electrochemical oxidation reaction occurs to form Fe 3+ . Fe removal by electrodeposition in the cathode chamber 2+ At the same time, Fe in the anode compartment 2+ Electrochemical oxidation to Fe 3+ , so as to achiev...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C25B1/00C25B9/19C25B9/40C25B11/02C25B11/089C25C1/06
CPCY02P10/20
Inventor 许文林邵清韩斌陈栋王雅琼
Owner YANGZHOU UNIV
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