CN106058289B - A kind of temperature control microbiological fuel cell - Google Patents
A kind of temperature control microbiological fuel cell Download PDFInfo
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- CN106058289B CN106058289B CN201610559346.4A CN201610559346A CN106058289B CN 106058289 B CN106058289 B CN 106058289B CN 201610559346 A CN201610559346 A CN 201610559346A CN 106058289 B CN106058289 B CN 106058289B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/16—Biochemical fuel cells, i.e. cells in which microorganisms function as catalysts
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04701—Temperature
- H01M8/04731—Temperature of other components of a fuel cell or fuel cell stacks
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Manufacturing & Machinery (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Inert Electrodes (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses a kind of temperature control microbiological fuel cells, including battery body and amberplex, the amberplex is set in the middle part of the battery body and the battery body is divided into anode chamber and cathode chamber, anode bodies are provided in the anode chamber, cathode and cathode chamber upper end setting opening are provided in the cathode chamber, the anode bodies are inoculated with anaerobe, cathode is inoculated with aerobic microbiological or not microbe inoculation, the anode bodies connect to form closed circuit with the cathode by external resistance, the anode bodies and the cathode are respectively connected with temperature-controlling system, the temperature-controlling system includes DC power supply, temperature controller and temperature sensor.The present invention is capable of the temperature of rapid regulating and controlling microbial anode of fuel cell body and cathode surface, the bioactivity of microorganism is improved, accelerates the reduction reaction of electron acceptor on cathode, to improve the performance of microbiological fuel cell, its structure is simple, convenient for extension industrial production and application.
Description
Technical field
The present invention relates to a kind of battery more particularly to a kind of temperature control microbiological fuel cells, belong to green bio energy skill
Art field.
Background technique
Microbiological fuel cell (Microbial Fuel Cell, MFC) is made of anode chamber and cathode chamber, two pole rooms it
Between be separated by by amberplex.Anode microorganism degradation of organic substances under anaerobic environment generates electronics, proton and carbon dioxide；
Electron-transport is loaded by external circuit to anode and reaches biological-cathode, and proton reaches cathode by anode chamber by amberplex
Room；Cathode chamber electron acceptor oxygen obtains electronics and proton in cathode and is reduced into water, to generate electric current.Microbial fuel
Battery is a kind of New Green Energy source technology, obtains extensively and profoundly studying in nearly youngster year, to solve energy shortage and sewage treatment
Provide a new way.
Up to the present, the actual performance of the microbiological fuel cell in laboratory is than ideal performance or much lower.It is micro-
The electricity generation performance generation of biological fuel cell is influenced by several factors.The electricity production of microbiological fuel cell includes several main
Process: the metabolism of microorganism, electronics are transmitted to anode, proton from cell and are transferred to electron acceptor on cathode and cathode from anode
Reduction reaction, each small details directly influences the performance of microbiological fuel cell in these parts.
The low transformation efficiency of microorganism in battery, even under optimum growth rate, the transformation efficiency of microorganism with
And the electron transmission between electrode is still very slow.And high temperature can speed up almost all of kinetics, including biology
With chemistry.Transformation efficiency of the electronics in microorganism can be improved by the method for heating, reduce the activation damage of electrode reaction
It loses.
It is all usually using oxygen as the electron acceptor of reduction reaction in cathode in microbiological fuel cell, oxygen is also
Former kinetic factor is also a restriction factor of microbiological fuel cell performance.Heating can be improved mass transfer rate,
The electrode reaction for accelerating cathode, to improve the performance of battery.
Microbiological fuel cell is entirely placed in the sink of temperature regulating device, stable isoperibol can be obtained,
Chinese patent text CN101916871A discloses a kind of temperature regulating device of microbiological fuel cell, is heated by sink, baffle, titanium
Pipe, thermocouple, water circulating pump, semiconductor cooler and electrical equipment control instrument are constituted；Sink is rectangle structure and is equipped with water inlet
Mouth and water outlet, inboard wall of cistern are equipped with baffle slot；Baffle is rectangular slab and is provided with rectangle water flow hole；Titanium heating tube and
Thermocouple is fixed in the water tank；Water circulating pump water inlet is connected by pipeline with sink outlet, and water circulating pump water outlet passes through
Pipeline is connected with semiconductor cooler water inlet, and semiconductor cooler water outlet is connected by pipeline with sink water inlet；Titanium adds
Heat pipe, thermocouple, water circulating pump and semiconductor cooler pass through conducting wire respectively and connect with electrical equipment control instrument.The device can root
According to the rising and reduction for needing to realize temperature of reaction temperature, mentioned for the further investigation of microbiological fuel cell operation process condition
For strong experiment condition, but in the biggish situation of microbiological fuel cell volume ratio, especially Treating Municipal Sewage when
The battery of large volume is needed, the time required for whole temperature control acquisition equilibrium temperature is long, makes entire microbiological fuel cell whole
External energy required for constant temperature is huge.The present invention devises a kind of temperature control microbiological fuel cell.Using the present invention, not only may be used
To monitor anode of microbial fuel cell and cathode surface temperature, and anode and cathode can quickly be regulated and controled by temperature control circuit
Surface temperature.The present invention can be improved the bioactivity of microorganism, accelerate the reduction reaction of electron acceptor on cathode, to improve
The performance of microbiological fuel cell, the time required to reducing decomposing organic pollutant.It is compared with entire microbiological fuel cell is heated,
The required little energy of the present invention, can greatly reduce the cost of microbiological fuel cell heating.Microorganism of the present invention
Fuel-cell device structure is simple, convenient for extension industrial production and application.
Summary of the invention
It is an object of the invention to propose a kind of temperature control microbiological fuel cell, Microbial fuel is controlled by temperature control circuit
The anode bodies and cathode surface temperature of battery improve the bioactivity of microorganism, accelerate the reduction of electron acceptor on cathode anti-
It answers, so that the performance of microbiological fuel cell is improved, the time required to reducing decomposing organic pollutant；The required energy of the present invention
It is few, the cost of microbiological fuel cell heating can be greatly reduced；Microbial fuel cell unit structure of the present invention
Simply, convenient for extension industrial production and application.
The technical solution adopted in the present invention: a kind of temperature control microbiological fuel cell, including battery body and ion exchange
Film, the amberplex are set in the middle part of the battery body and the battery body are divided into anode chamber and cathode chamber, institute
It states and is provided with anode bodies in anode chamber, cathode and cathode chamber upper end setting opening, institute are provided in the cathode chamber
Anode bodies inoculation anaerobe is stated, cathode is inoculated with aerobic microbiological or not microbe inoculation, the anode bodies and the yin
Polar body connects to form closed circuit by external resistance, and the anode bodies and the cathode are respectively connected with temperature-controlling system.
Preferably, the temperature-controlling system includes DC power supply, temperature controller and temperature sensor, the DC power supply with
The power end of the temperature controller connects, the temperature signal receiving end of the temperature controller and the temperature of the temperature sensor
Signal output end connection is spent, the temperature sensor is arranged in the anode bodies and the cathode external surface.
Preferably, the anode bodies and the cathode are by internal layer heating sheet, middle layer thermal conductive insulator and outer layer electricity
Pole active body composition.
Preferably, the heating sheet is metal material or nonmetallic materials or alloy material.
Preferably, the thermal conductive insulator can be heat-conducting silicone grease, heat-conducting glue band, thermally conductive mica sheet, thermal conductive ceramic plate,
One of thermally conductive silica gel piece is a variety of.
Preferably, the electrode activity body can be carbon slurry, carbon cloth, graphite flake, carbon paste, carbon nanotube, graphene, stainless
Steel, titanium sheet material.
Preferably, the closed circuit includes conducting wire, external resistance and voltmeter.
Preferably, the temperature sensor can be thermistor or thermocouple.
Preferably, the quantity of the temperature sensor wires is at least two.
Preferably, the quantity of the temperature controller is one or two.
Compared with prior art, the beneficial effects of the present invention are: the present invention being capable of rapid regulating and controlling microbial fuel cell sun
The temperature of polar body and cathode surface improves the bioactivity of microorganism, accelerates the reduction reaction of electron acceptor on cathode, thus
The performance of microbiological fuel cell is improved, the time required to reducing decomposing organic pollutant；It is fired with traditional entire microorganism of heating
Material battery is compared, and the required little energy of the present invention can greatly reduce the cost of microbiological fuel cell heating；Institute of the present invention
The microbial fuel cell unit structure stated is simple, convenient for extension industrial production and application.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of temperature control microbiological fuel cell of the present invention.
Fig. 2 is a kind of structural schematic diagram of the temperature control microbiological fuel cell of the embodiment of the present invention one.
Specific embodiment
Technical solution of the present invention is further illustrated combined with specific embodiments below.
As shown in Figure 1, a kind of temperature control microbiological fuel cell, including battery body 1 and amberplex 2, the ion
Exchange membrane 2 is set to 1 middle part of battery body and divides the battery body 1 for anode chamber 3 and cathode chamber 4, the anode
It is provided with anode bodies in room 3, cathode and 4 upper end of cathode chamber setting opening 14 are provided in the cathode chamber 4, is used for
Enter for atmospheric gas；The anode bodies are inoculated with anaerobe 5, and cathode is inoculated with aerobic microbiological or not microbe inoculation,
The anode bodies and the cathode are connected by external resistance 6 forms closed circuit 7, and the anode bodies and the cathode connect
It is connected to temperature-controlling system.
The temperature-controlling system includes DC power supply 8, temperature controller 9 and temperature sensor 10, the DC power supply 8 and institute
State the power end connection of temperature controller 9, the temperature signal receiving end of the temperature controller 9 and the temperature sensor 10
The connection of temperature signal output end, the temperature sensor 10 are arranged in the anode bodies and the cathode external surface, the sun
Polar body and the cathode are made of internal layer heating sheet 11, middle layer thermal conductive insulator 12 and outer electrode active body 13, institute
Stating heating sheet 11 is metal material or nonmetallic materials or alloy material, and the closed circuit includes conducting wire 7, external resistance 6 and electricity
Press table 15.
In the specific technical solution of the present invention, in temperature-controlling system, DC power supply 8 is responsible for providing direct current, temperature sensing
Device 10 measures the temperature of anode bodies and cathode surface and feeds back to temperature controller 9, and temperature controller 9 is applied to by adjusting
11 size of current of internal layer heating sheet of anode bodies and cathode controls the temperature of anode bodies and cathode surface；The internal layer
Heating sheet 11 can be metal material such as copper sheet, nickel sheet, iron plate etc., can be nonmetallic materials such as carbon plate etc., can also be conjunction
Golden material such as iron-nickel alloy sheet, nichrome film, iron-nickel-chromium piece etc..
The thermal conductive insulator 12 can be heat-conducting silicone grease, heat-conducting glue band, thermally conductive mica sheet, thermal conductive ceramic plate, thermally conductive
One of silica gel piece is a variety of, and the electrode activity body can be carbon slurry, carbon cloth, graphite flake, carbon paste, carbon nanotube, graphite
Alkene, stainless steel, titanium sheet material, the temperature sensor 10 can be thermistor or thermocouple, and the temperature sensor 10 draws
The quantity of line is at least two, and the quantity of the temperature controller 9 is one or two.The anode bodies are inoculated with the micro- life of anaerobism
Object, anaerobe 5 can be Actinobacillus succinogenes, Aeromonas hydrophila, Clostridium beijerinckii, Shewanella putrefaciens etc., cathode
Body is inoculated with aerobic microbiological or not microbe inoculation；Anode microorganism decomposition is metabolized organic matter and generates electronics, and electronics passes through dispatch from foreign news agency
Road is moved to cathode chamber 4, and oxygen reacts in cathode chamber 4 with electronics and the proton penetrated from anode chamber 3 and generates water, generates simultaneously
Electric energy；The temperature sensor 10 can be thermistor such as Pt100, Pt1000, Pt10000, Cu50, NTC, PTC etc., can also
To be thermocouple such as K-type thermocouple, J-type thermocouple, T-type thermocouple, S type thermocouple, Type B thermocouple etc..
The present invention is capable of the temperature of rapid regulating and controlling microbial anode of fuel cell body and cathode surface, improves microorganism
Bioactivity, accelerates the reduction reaction of electron acceptor on cathode, to improve the performance of microbiological fuel cell, reduces and decomposes
The time required to organic pollutant；It is compared with entire microbiological fuel cell is heated, the required little energy of the present invention can drop significantly
The cost of low microbiological fuel cell heating；Microbial fuel cell unit structure of the present invention is simple, convenient for expanding
Chemical industry production and application.
Embodiment one
As shown in Fig. 2, a kind of temperature control microbiological fuel cell, including battery body 1 and amberplex 2, the ion
Exchange membrane 2 is set to 1 middle part of battery body and divides the battery body 1 for anode chamber 3 and cathode chamber 4, the anode
It is provided with anode bodies in room 3, cathode and 4 upper end of cathode chamber setting opening 14 are provided in the cathode chamber 4, it is described
Anode bodies are inoculated with anaerobe 5, and cathode is inoculated with aerobic microbiological or not microbe inoculation, the anode bodies and the cathode
Body forms closed circuit 7 by the connection of external resistance 6, and the anode bodies and the cathode are respectively connected with temperature-controlling system.
The temperature-controlling system includes DC power supply 8, temperature controller 9 and temperature sensor 10, the DC power supply 8 and institute
State the power end connection of temperature controller 9, the temperature signal receiving end of the temperature controller 9 and the temperature sensor 10
The connection of temperature signal output end, the temperature sensor 10 are arranged in the anode bodies and the cathode external surface, the sun
Polar body and the cathode are made of internal layer heating sheet 11, middle layer thermal conductive insulator 12 and outer electrode active body 13, institute
Stating heating sheet 11 is metal material or nonmetallic materials or alloy material, and the closed circuit includes conducting wire 7, external resistance 6 and electricity
Press table 15.
When specific practical: modifying upper one layer of thermal conductive insulator 12 in 11 outer layer of heating sheet, and repaired in thermal conductive insulator 12
One layer of electrode activity body 13 is adornd, and temperature sensor 10 is fixed on 13 surface of electrode activity body by epoxide-resin glue.It is right
For anode bodies, it is also necessary to be inoculated with anaerobe 5 in anode bodies electrode activity body.Anode bodies and cathode are located at sun
Pole room 3 and cathode chamber 4 are separated by cation-exchange membrane 2 between two Room.Anode bodies and cathode pass through conducting wire 7 and external resistance 6
Connection forms closed circuit, and voltmeter 15 is used to detect and control the voltage of closed circuit.Output voltage passes through data collector
It is automatically logged into computer.DC power supply 8 is connected with temperature controller 9 in temperature-controlling system provides direct current, temperature sensing
Device 10 measures the temperature of anode bodies and cathode surface and feeds back to temperature controller 10, and temperature controller 10 is by adjusting output
The size of electric current controls the temperature of anode bodies and cathode surface.Cathode chamber 4 is in open atmospheric environment, and sets air guide
Pipe enters for air from 4 upper end of cathode chamber.Anode chamber 3 is added the organic wastewater of biochemical processing and it is made to be in closed anaerobism
In environment, the oxidation operation in waste water is decomposed and is generated electronics, proton by metabolism by the electricity-producing microorganism in anode chamber 3,
Electronics is transferred to cathode through external circuit, and proton is diffused into cathode chamber 4 via cation-exchange membrane, the oxygen in cathode chamber 4 with from
Anode bodies are combined by the proton that conducting wire is transmitted to the electronics of cathode chamber 4 and enters cathode chamber through cation-exchange membrane and generate water
Realize electricity generation process.
In a preferred embodiment of the present invention, the heating sheet 11 is copper sheet.
In a preferred embodiment of the present invention, the thermal conductive insulator 12 is heat-conducting silicone grease.
In a preferred embodiment of the present invention, the electrode activity body 13 is carbon slurry, and is modified by screen printing technique
Into thermal conductive insulator 12.
In a preferred embodiment of the present invention, the temperature sensor 10 is Pt1000, and lead is three-wire system.
The utility model has the advantages that anode of microbial fuel cell body and cathode surface temperature can be not only monitored using the present invention,
And it can quickly regulate and control anode bodies and cathode surface temperature by temperature-controlling system.The present invention can be improved the biology of microorganism
Activity, accelerates the reduction reaction of electron acceptor on cathode, to improve the performance of microbiological fuel cell, it is organic to reduce decomposition
The time required to pollutant.It is compared with entire microbiological fuel cell is heated, the required little energy of the present invention can greatly reduce
The cost of microbiological fuel cell heating.Microbial fuel cell unit structure of the present invention is simple, convenient for expanding chemical industry
Industry production and application.
For those skilled in the art, it can make other each according to the above description of the technical scheme and ideas
Kind is corresponding to be changed and deforms, and all these change and deform the protection model that all should belong to the claims in the present invention
Within enclosing.
Claims (8)
1. a kind of temperature control microbiological fuel cell, it is characterised in that: including battery body and amberplex, the ion exchange
Film is set in the middle part of the battery body and the battery body is divided into anode chamber and cathode chamber, is provided in the anode chamber
Anode bodies, cathode is provided in the cathode chamber and cathode chamber upper end setting opening, the anode bodies are inoculated with anaerobism
Microorganism, cathode are inoculated with aerobic microbiological or not microbe inoculation, and the anode bodies and the cathode are connected by external resistance
It connects to form closed circuit, the anode bodies and the cathode are respectively connected with temperature-controlling system；The temperature-controlling system includes direct current
Source, temperature controller and temperature sensor, the DC power supply are connect with the power end of the temperature controller, the temperature control
The temperature signal receiving end of device processed is connect with the temperature signal output end of the temperature sensor, and the temperature sensor setting exists
The anode bodies and the cathode external surface；By internal layer heating sheet, middle layer is thermally conductive for the anode bodies and the cathode
Insulator and outer electrode active body form, and the temperature controller is applied to the anode bodies and the cathode by adjusting
Internal layer heating sheet size of current control the temperature of anode bodies and cathode surface.
2. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the heating sheet is metal material
Material or nonmetallic materials or alloy material.
3. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the thermal conductive insulator can
To be one of heat-conducting silicone grease, heat-conducting glue band, thermally conductive mica sheet, thermal conductive ceramic plate, thermally conductive silica gel piece or a variety of.
4. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the electrode activity body can be with
It is carbon slurry, carbon cloth, graphite flake, carbon paste, carbon nanotube, graphene, stainless steel, titanium sheet material.
5. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the closed circuit includes leading
Line, external resistance and voltmeter.
6. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the temperature sensor can be with
It is thermistor or thermocouple.
7. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the temperature sensor wires
Quantity be at least two.
8. a kind of temperature control microbiological fuel cell according to claim 1, it is characterised in that: the number of the temperature controller
Amount is one or two.
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| CN107959037A (en) * | 2017-12-05 | 2018-04-24 | 苏州喷声电子科技有限公司 | It is a kind of that there is the microbiological fuel cell pond for adjusting temperature |
| CN112547791B (en) * | 2020-11-12 | 2022-04-12 | 江苏大地益源环境修复有限公司 | Pollutant remediation method and device for strengthening microbial fuel cell by using Seebeck effect |
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| CN204464377U (en) * | 2015-03-16 | 2015-07-08 | 中国海洋大学 | A kind of microbiological fuel cell heater |
| CN204497325U (en) * | 2015-03-19 | 2015-07-22 | 中国海洋大学 | A kind of microbiological fuel cell |
| CN205944263U (en) * | 2016-07-13 | 2017-02-08 | 广东工业大学 | Accuse temperature microbiological fuel cell |
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| US7078119B2 (en) * | 2004-06-29 | 2006-07-18 | Nissan Motor Co., Ltd. | Fuel cell system and method for generating electricity from a fuel cell system comprising a fuel cell stack divided into sub-tracks |
| JP2013008562A (en) * | 2011-06-24 | 2013-01-10 | Sony Corp | Biofuel cell, bioreactor, and biosensor |
| JP2016024924A (en) * | 2014-07-18 | 2016-02-08 | 株式会社フジクラ | Method of starting fuel battery system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204464377U (en) * | 2015-03-16 | 2015-07-08 | 中国海洋大学 | A kind of microbiological fuel cell heater |
| CN204497325U (en) * | 2015-03-19 | 2015-07-22 | 中国海洋大学 | A kind of microbiological fuel cell |
| CN205944263U (en) * | 2016-07-13 | 2017-02-08 | 广东工业大学 | Accuse temperature microbiological fuel cell |
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