Application method of single-chamber air cathode MFC

An air cathode and cathode chamber technology, applied in chemical instruments and methods, electrical components, food industry wastewater treatment, etc., can solve the problems of high cost, limited funds, shortage, etc., achieve no energy consumption, reduce internal resistance, occupy The small effect

Inactive Publication Date: 2019-06-04
UNIV OF ELECTRONICS SCI & TECH OF CHINA ZHONGSHAN INST
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the research and application of MFC, it is necessary to conduct real-time voltage detection on MFC to facilitate tracking and analysis of t...

Method used

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Embodiment 1

[0028] A kind of single-chamber air cathode MFC that the present invention proposes comprises the carbon paper of reactor, PTFE diffusion layer and voltage detection system; Reactor is divided into anode chamber and cathode chamber by the carbon paper of PTFE diffusion layer; Anode chamber uses carbon brush as positive electrode , the cathode chamber uses air as the negative electrode; the detection system includes Maker's duino core board, ADC chip and breadboard; the Maker's duino core board and ADC chip are installed on the breadboard; the ADC chip communicates with the Maker's duino core board, and the anode of the MFC device is connected to the ADC The positive pole of the chip is connected, and the cathode is connected to the negative pole of the Maker's duino core board.

Embodiment 2

[0030] With above-mentioned embodiment, the present invention also proposes a kind of using method of single-chamber air cathode MFC, it is characterized in that, comprises the following steps:

[0031] S1. Mix and ferment beer wastewater with anaerobic bacteria and aerobic bacteria solution in a ratio of 1:1, take out the bacteria solution obtained by domestication and screening, and mix it with diluted beer wastewater in a ratio of 1:5;

[0032] S2. Debug the ESP8266 sending data module, connect to the specified WiFi, and send the test data to the server through TCP / IP, and judge whether the sending is successful or not by the return value;

[0033] S3. Debug the ADC voltage measurement module, and use the more common 1.5V dry battery to calibrate the measured voltage;

[0034] S4. After the measured voltage is correct, set the information to be sent to the server, use the GET request to send, the content is the machine ID and the voltage at that time, and then use the comma...

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PUM

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Abstract

The invention provides a single-chamber air cathode MFC which comprises a reactor, carbon paper of a PTFE diffusion layer and a voltage detection system. The reactor is divided into an anode chamber and a cathode chamber by the carbon paper of the PTFE diffusion layer; a carbon brush is used as the anode in the anode chamber, and air is used as the cathode in the cathode chamber; a Maker's duino core plate and an ADC chip are mounted on a breadboard; and the ADC chip is in communication connection with the Maker's duino core plate, the anode of the MFC device is connected with the anode of theADC chip; and the cathode of the MFC device is connected with the cathode of the Maker's duino core plate. The invention also provides an application method of the single-chamber air cathode MFC. Thepower generation efficiency is improved; zero pollution and zero discharge can be realized; it is not required to dissipate energy for aeration, and the establishing and running cost is lower; a detection voltage system developed on the basis of an Ardiuno detection platform is optimized to realize cloud voltage monitoring; and the research cost of a microbiological fuel cell is reduced, a new detection means is provided, and experimental staff can monitor the voltage and analyze data in real time.

Description

technical field [0001] The invention relates to the field of single-chamber air cathode MFC, in particular to a method for using the single-chamber air cathode MFC. Background technique [0002] Microbial fuel cells (MFC) are devices that use microorganisms as anode catalysts to directly convert chemical energy in organic matter into electrical energy. , a wide range of applications and other advantages. At present, MFC is mostly used in the field of wastewater treatment. It is an effective way to alleviate the current energy crisis and solve environmental pollution problems while processing organic wastewater. In recent years, my country's beer industry has developed rapidly, and its output has ranked first in the world for many years in a row. At the same time, the amount of wastewater generated in its production has also increased. Based on the high concentration of organic and non-toxic components in beer wastewater, electrogenic bacteria are used to oxidize and decomp...

Claims

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Application Information

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IPC IPC(8): H01M8/16H01M8/04537C02F3/00C02F3/34C02F103/32
CPCY02E60/50
Inventor 杨毅红
Owner UNIV OF ELECTRONICS SCI & TECH OF CHINA ZHONGSHAN INST
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