CN107195925A - A kind of microbial fuel cell based on phase-change material - Google Patents
A kind of microbial fuel cell based on phase-change material Download PDFInfo
- Publication number
- CN107195925A CN107195925A CN201710475583.7A CN201710475583A CN107195925A CN 107195925 A CN107195925 A CN 107195925A CN 201710475583 A CN201710475583 A CN 201710475583A CN 107195925 A CN107195925 A CN 107195925A
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- China
- Prior art keywords
- fuel cell
- microbial fuel
- container
- cathode
- cell according
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Classifications
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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
-
- 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
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
-
- 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
Abstract
The invention provides a kind of microbial fuel cell based on phase-change material, including heating container (1), the male receptacle (2) in heating container (1) and cathode container (3), and anode block (8) and cathode block (6) positioned at heating container (1) outside, heating container (1), which has, to be used to make daylighting area of the sunshine inside；Male receptacle (2) is built with biomass and oxidant, cathode container (3) is filled with phase-change material built with electrolyte between the inwall and male receptacle (2) and cathode container (3) of heating container (1)；The internal first flow of anode block (8) is connected by first circulation pipe (4) with male receptacle (2), the internal second flow channel of cathode block (6) is connected by second circulation pipe (5) with cathode container (3), and PEM (7) is provided between first flow and second flow channel.The microbial fuel cell generating power consumption that the present invention is provided is low, more energy-conserving, environment protection.
Description
Technical field
The present invention relates to field of fuel cell technology, more particularly to a kind of biomass fuel electricity based on phase-change material
Pond.
Background technology
The chemical energy of fuel can be converted into electric energy by fuel cell technology, so as to avoid intermediate energy conversion damage
Lose, generating efficiency is high, environmental pollution is small and fuel band is abundant.
Biomass energy is new energy important in the world, is the fourth-largest energy of the whole world after oil, coal, natural gas
Source, the important force made the transition as international energy.China is a large agricultural country, and biomass resource enriches.So research and development
New and effective biomass generation directly by raw material of biomass, is to solve energy crisis, reduce environmental pollution, realize life
The important channel that physical resources are efficiently utilized.
At present, this excessive problem of self-energy consumption, generates electricity when existing microbial fuel cell generally existing generates electricity
The cost that consumes energy is big and inefficient, and therefore, how to provide a kind of microbial fuel cell of more energy-conserving and environment-protective becomes ability
Field technique personnel technical problem urgently to be resolved hurrily.
The content of the invention
In view of this, the invention provides a kind of microbial fuel cell based on phase-change material, biomass fuel electricity
Pond generating power consumption is low, more energy-conserving, environment protection.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of microbial fuel cell based on phase-change material, including：
Container is heated, the heating container, which has, to be used to make daylighting area of the sunshine inside；
Male receptacle and cathode container in the heating container, the male receptacle is built with biomass and oxidation
Agent, the cathode container built with electrolyte, the inwall of the heating container and the male receptacle and the cathode container it
Between be filled with phase-change material；
First flow inside anode block and cathode block outside the heating container, the anode block is followed by first
Endless tube is connected with the male receptacle, and the second flow channel inside the cathode block is connected by second circulation pipe and the cathode container
It is logical, circulating pump, the first flow and the second flow channel are provided with the first circulation pipe and the second circulation pipe
Between be provided with PEM.
Preferably, in above-mentioned microbial fuel cell, the material of the anode block and/or the cathode block is graphite.
Preferably, in above-mentioned microbial fuel cell, the first flow and/or the serpentine-like bending of the second flow channel
Shape.
Preferably, in above-mentioned microbial fuel cell, there is the anode block anode being made up of metallic conductor to connect
Head, the cathode block has the negative electrode connector being made up of metallic conductor.
Preferably, in above-mentioned microbial fuel cell, the phase-change material is the mixed of paraffin, copper sulfide and silica
Compound.
Preferably, in above-mentioned microbial fuel cell, the biomass is bagasse or glucose.
Preferably, in above-mentioned microbial fuel cell, the oxidant is ferric trichloride.
Preferably, in above-mentioned microbial fuel cell, the catholyte includes high-valence state heteropoly acid.
Preferably, in above-mentioned microbial fuel cell, the high-valence state heteropoly acid is H12P3Mo18V7O85。
Preferably, in above-mentioned microbial fuel cell, the circulating pump is peristaltic pump.
It can be seen from above-mentioned technical proposal, in the microbial fuel cell based on phase-change material that the present invention is provided, anode
Container content has biomass and oxidant, and cathode container is located at heating container built with electrolyte, male receptacle and cathode container
It is interior, and heat and phase-change material is filled between the inwall of container and male receptacle and cathode container, meanwhile, heating container, which has, to be used
In making daylighting area of the sunshine inside, therefore, after phase-change material is sunlighted, it can constantly store and discharge heat
Amount, is heated to male receptacle and cathode container.Because the microbial fuel cell is added using solar energy to biomass
Heat, so relatively low, the more energy-conserving and environment-protective of consuming energy that generate electricity.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of schematic diagram of microbial fuel cell based on phase-change material provided in an embodiment of the present invention；
Fig. 2 is the arrangement schematic diagram of microbial fuel cell provided in an embodiment of the present invention.
Marked in figure：
1st, container is heated；2nd, male receptacle；3rd, cathode container；4th, first circulation pipe；5th, second circulation pipe；6th, cathode block；
7th, PEM；8th, anode block；9th, negative electrode connector；10th, anode connector；11st, casing；12nd, fixed seat；13rd, first turn
Moving frame；14th, the second rotating turret；15th, condensing glass piece.
Embodiment
In order to make it easy to understand, the invention will be further described below in conjunction with the accompanying drawings.
It is a kind of schematic diagram of microbial fuel cell based on phase-change material provided in an embodiment of the present invention referring to Fig. 1.
Microbial fuel cell provided in an embodiment of the present invention based on phase-change material includes heating container 1, positioned at heating
Male receptacle 2 and cathode container 3 in container 1, and anode block 8 and cathode block 6 outside heating container 1.
Wherein, heating container 1, which has, is used to make daylighting area of the sunshine inside；
Male receptacle 2 built with biomass and oxidant, cathode container 3 built with electrolyte, heat the inwall of container 1 with
Phase-change material is filled between male receptacle 2 and cathode container 3；
First flow inside anode block 8 is connected by first circulation pipe 4 with male receptacle 2, and second inside cathode block 6
Runner is connected by second circulation pipe 5 with cathode container 3, and circulating pump is provided with first circulation pipe 4 and second circulation pipe 5
(not shown), is provided with PEM 7 between first flow and second flow channel.
In the microbial fuel cell based on phase-change material that the present invention is provided, male receptacle 2 is built with biomass and oxygen
Agent, cathode container 3 is located in heating container 1 built with electrolyte, male receptacle 2 and cathode container 3, and heats container 1
Phase-change material is filled between inwall and male receptacle 2 and cathode container 3, meanwhile, heating container 1, which has, to be used to enter sunshine
Enter the daylighting area of inside, therefore, after phase-change material is sunlighted, can constantly store and discharge heat, to male receptacle 2
Heated with cathode container 3.Because the microbial fuel cell is heated using solar energy to biomass, so the consumption that generates electricity
Can relatively low, more energy-conserving and environment-protective.
Can be opening by the top design for heating container 1 to realize the daylighting plot structure of heating container 1, or, will
Heat container 1 whole or local (such as top cover) be designed as it is transparent.In addition, being scattered and disappeared to reduce heat, it can hold in heating
The inwall of device 1 is provided with insulating.
In specific practical application, the material of anode block 8 and/or cathode block 6 can be graphite, first flow and/or second
Runner can be with serpentine-like bending.In the present embodiment, anode block 8 and cathode block 6 are made using graphite, moreover, anode block 8 has
There is the anode connector 10 being made up of metallic conductor, cathode block 6 has the negative electrode connector 9 being made up of metallic conductor.
PEM 7 can use perfluorinated sulfonic acid barrier film, such as films of Nafion 115.
In the present embodiment, the biomass in male receptacle 2 is bagasse or glucose, and oxidant is ferric trichloride.
Catholyte in cathode container 3 includes high-valence state heteropoly acid, for example, high-valence state heteropoly acid can be
H12P3Mo18V7O85.In specific practical application, lower valency heteropoly acid can be made by being passed through the method for air into cathode container 3
High-valence state heteropoly acid is transformed back into, so that ensure the circular regeneration of catholyte and the transmission of electricity stable state of microbial fuel cell,
Therefore, the oxygen feedway coordinated with cathode container 3 can be set.
Phase-change material uses the mixture of paraffin, copper sulfide and silica, and paraffin is as phase-changing energy storage material, with height
Energy storage advantage；Silica has adsorptivity, and adsorbable paraffin prevents the too high fusing of temperature；Copper sulfide has good light
Hot-cast socket is acted on, can greater efficiency sorption enhanced solar energy.Certainly, also can be using inorganic salts etc. in other specific embodiments
Phase-change material.
The operation principle of microbial fuel cell that the present embodiment is provided is：
Carrier is connected by wire with negative electrode connector 9 and anode connector 10, and the biomass in male receptacle 2 can be produced
Glucose, after phase-change material is sunlighted, can constantly be stored and discharge heat, and certain temperature is reached producing heat
Under the conditions of, oxidative degradation glucose, ferric ion will be reduced to ferrous ion by ferric trichloride, now, in glucose
Chemical energy be stored in ferrous ion.Ferrous ion is as electron carrier, by circulating pump in first circulation Guan Zhongliu
It is dynamic, into anode block 8, and fully contacted with anode block 8, now electronics is transmitted by anode block 8, on anode connector 10
It is released, and by carrier transmission, into negative electrode connector 9.Ferrous ion release electronics after, translate into ferric iron from
Son, and continued cycling through and use again by circulating pump, repeat said process.
Negative electrode connector 9 is absorbed after electronics, and the electric energy of generation is transmitted by cathode block 6, with the high-valence state in cathode container 3
Heteropoly acid is reacted, and generates lower valency heteropoly acid.Air is passed through into cathode container 3, lower valency heteropoly acid is transformed back into height
Valence state heteropoly acid, it is ensured that the circular regeneration of catholyte and the transmission of electricity stable state of microbial fuel cell.
As shown in figure 1, heating container 1 can use two, male receptacle 2 and cathode container 3, first circulation are contained respectively
Circulating pump on pipe 4 and second circulation pipe 5 can use peristaltic pump.
, can be using the beam condensing unit that focuses, as shown in Fig. 2 the beam condensing unit that focuses includes in order to improve lighting efficiency
Casing 11, fixed seat 12, the first rotating turret 13, the second rotating turret 14 and condensing glass piece 15, casing 11 are used to contain heating appearance
Device 1, casing 11 can be moved on the rectilinear orbit (in figure unmarked) of fixed seat 12, and the first rotating turret 13 is cut with scissors with fixed seat 12
Connect, the second rotating turret 14 is rotated with the first rotating turret 13 and is connected, condensing glass piece 15 is arranged on the second rotating turret 14, and is located at
The top of casing 11.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to embodiment will be apparent for those skilled in the art, as defined herein general
Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will not
It can be restricted to embodiment illustrated herein, and be to fit to consistent with features of novelty with principles disclosed herein most wide
Scope.
Claims (10)
1. a kind of microbial fuel cell based on phase-change material, it is characterised in that including：
Container (1) is heated, the heating container (1), which has, to be used to make daylighting area of the sunshine inside；
Male receptacle (2) and cathode container (3) in the heating container (1), the male receptacle (2) is built with biology
Matter and oxidant, the cathode container (3) is built with electrolyte, inwall and the male receptacle (2) of the heating container (1)
Phase-change material is filled between the cathode container (3)；
Positioned at the anode block (8) and cathode block (6) of the heating container (1) outside, the internal first flow of the anode block (8) leads to
Cross first circulation pipe (4) to connect with the male receptacle (2), the internal second flow channel of the cathode block (6) passes through second circulation
Pipe (5) is connected with the cathode container (3), and circulation is provided with the first circulation pipe (4) and the second circulation pipe (5)
Pump, is provided with PEM (7) between the first flow and the second flow channel.
2. microbial fuel cell according to claim 1, it is characterised in that the anode block (8) and/or the negative electrode
The material of block (6) is graphite.
3. microbial fuel cell according to claim 2, it is characterised in that the first flow and/or described second
The serpentine-like bending of runner.
4. microbial fuel cell according to claim 3, it is characterised in that the anode block (8) has is led by metal
System into anode connector (10), the cathode block (6) has the negative electrode connector (9) that is made up of metallic conductor.
5. microbial fuel cell according to claim 1, it is characterised in that the phase-change material is paraffin, copper sulfide
With the mixture of silica.
6. microbial fuel cell according to claim 1, it is characterised in that the biomass is bagasse or grape
Sugar.
7. microbial fuel cell according to claim 6, it is characterised in that the oxidant is ferric trichloride.
8. microbial fuel cell according to claim 7, it is characterised in that the catholyte is miscellaneous comprising high-valence state
Polyacid.
9. microbial fuel cell according to claim 8, it is characterised in that the high-valence state heteropoly acid is
H12P3Mo18V7O85。
10. the microbial fuel cell according to any one in claim 1~9, it is characterised in that the circulating pump is
Peristaltic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475583.7A CN107195925A (en) | 2017-06-21 | 2017-06-21 | A kind of microbial fuel cell based on phase-change material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475583.7A CN107195925A (en) | 2017-06-21 | 2017-06-21 | A kind of microbial fuel cell based on phase-change material |
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| Publication Number | Publication Date |
|---|---|
| CN107195925A true CN107195925A (en) | 2017-09-22 |
Family
ID=59879812
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710475583.7A Pending CN107195925A (en) | 2017-06-21 | 2017-06-21 | A kind of microbial fuel cell based on phase-change material |
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| CN206060653U (en) * | 2016-08-26 | 2017-03-29 | 广东工业大学 | One kind is from motion tracking solar focus-fixing point beam condensing unit |
| CN106684418A (en) * | 2017-01-17 | 2017-05-17 | 广东工业大学 | Anolyte, catholyte and biomass fuel cell |
| CN207624814U (en) * | 2017-06-21 | 2018-07-17 | 广东工业大学 | A kind of microbial fuel cell based on phase-change material |
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2017
- 2017-06-21 CN CN201710475583.7A patent/CN107195925A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101667651A (en) * | 2009-09-29 | 2010-03-10 | 南开大学 | Column-shaped microbial fuel cell without ion exchange membrane or mediator |
| CN104020518A (en) * | 2014-06-20 | 2014-09-03 | 广东工业大学 | Fresnel polar-shaft type fixed-focus light-gathering device and guide-rod design method thereof |
| CN203869343U (en) * | 2014-06-20 | 2014-10-08 | 广东工业大学 | Fixed-focus light condensation water heating device |
| CN205901675U (en) * | 2016-01-27 | 2017-01-18 | 广东工业大学 | Focalization fei nieer solar energy spotlight photovoltaic and hot water system |
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