CN107221679A - Symmetrical electrode structure fuel cell prepared by a kind of nano composite material - Google Patents
Symmetrical electrode structure fuel cell prepared by a kind of nano composite material Download PDFInfo
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- CN107221679A CN107221679A CN201710387147.4A CN201710387147A CN107221679A CN 107221679 A CN107221679 A CN 107221679A CN 201710387147 A CN201710387147 A CN 201710387147A CN 107221679 A CN107221679 A CN 107221679A
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
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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
- H01M8/02—Details
- H01M8/0202—Collectors; Separators, e.g. bipolar separators; Interconnectors
- H01M8/0204—Non-porous and characterised by the material
- H01M8/0206—Metals or alloys
- H01M8/0208—Alloys
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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
- H01M8/10—Fuel cells with solid electrolytes
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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
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
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- 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
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- 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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- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Fuel Cell (AREA)
- Inert Electrodes (AREA)
Abstract
The invention discloses symmetrical electrode structure fuel cell prepared by a kind of nano composite material.It is prepared for new electrolyte：Samarium doping cerium oxide carbonate composite is constituted, and its chemical expression is Ce0.8Sm0.2O1.9‑Na2CO3.SOFC with symmetrical electrode structure is prepared for based on Novel electrolytic material, symmetric form is presented in negative electrode and the anode of battery.By experimental verification, the symmetrical electrode structure fuel cell has full symmetric in structure, in actual applications, can also realize that symmetric form is presented in electrolyte both sides in negative electrode and anode.Test result indicates that, the chemical property of symmetrical electrode structure fuel cell prepared by a kind of nano composite material of the invention can compare favourably with traditional solid-oxide fuel battery performance.In addition, the innovation on material and structure so that the running temperature reduction of fuel cell, therefore, sealing technology requirement is reduced, the prospect with the marketization.
Description
Technical field
The present invention relates to a kind of preparation method of SOFC, more particularly to a kind of nano composite material system
The standby SOFC with symmetrical electrode structure.
Background technology
Energy crisis and ecological environment are the two big challenges that the mankind are faced at present.Traditional coal, oil etc. have been difficult
Meet sustainable energy development strategy requirement.Come in the long term, regenerative resource is by the main energy sources as the following mankind.And the sun
Can as it is a kind of clean, the pollution-free, regenerative resource that is easy to get, as one of most important regenerative resource, with extensive
Application prospect.SOFC is that a kind of chemical energy by materials such as hydrogen, methanol is converted into electric energy, is had
The remarkable advantage such as energy conversion efficiency is high, pollution-free.Existing market is considerably less on fuel cell articles.In drawing for government policy
In the case of leading and helping, China have developed part of fuel cell electric bus, mainly use pem fuel
Battery, the fuel cell cost is higher, and commercialization is slow.In recent years, SOFC has obtained hair at full speed
Exhibition, the operation temperature of SOFC is higher, with high conversion efficiency, the advantages of fuel range of choice is wide.It is unfortunate
, the cost of current SOFC is also very high, it is difficult to the marketization.The present invention, using nanometer composite technology,
Invent a kind of new electrolyte and electrode material.Based on so new nano composite material, further invent with pair
Claim the SOFC of electrode.The preparation cost of material is very low, while the manufacture craft of battery is simple, with very
Big market-oriented potentiality.
The content of the invention
Goal of the invention：The problem of cost existed for above-mentioned existing fuel cell technology is high, the purpose of the present invention is to carry
The symmetrical electrode structure fuel cell prepared for nano composite material.
Technical scheme：For achieving the above object, the technical solution adopted by the present invention is a kind of nano composite material system
Standby symmetrical electrode structure fuel cell, including fuel-side nickel foam（1）, fuel-side nickel cobalt aluminium lithium electrode（2）, dielectric substrate
（3）, oxygen side nickel cobalt aluminium lithium electrode（4）, oxygen side nickel foam（5）, oxygen side-entrance（6）, oxygen side flow channel（7）, oxygen
Side outlet（8）, oxygen side power interface（9）, load（10）, fuel-side power interface（11）, fuel side outlet（12）, fuel-side
Flow channel（13）, fuel side-entrance（14）；
The fuel-side nickel foam（1）Lower surface application fuel-side nickel cobalt aluminium lithium electrode（2）, oxygen side nickel foam（5）It is upper
External coating oxygen side nickel cobalt aluminium lithium electrode（4）, dielectric substrate（3）Positioned at fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel
Cobalt aluminium lithium electrode（4）Centre position, fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel cobalt aluminium lithium electrode（4）In electrolyte
Layer（3）Symmetric form, fuel-side nickel foam is presented in both sides（1）With oxygen side nickel foam（5）In dielectric substrate（3）Both sides are also presented
Symmetric form；
The fuel-side nickel foam（1）Upper surface using seal form install fuel-side flow channel（13）, fuel-side flow channel
（13）Left side is fuel side-entrance（14）, fuel-side flow channel（13）Right side is fuel side outlet（12）, the fuel-side power supply
Interface（11）It is welded on fuel-side nickel foam（1）Side ports；
The oxygen side nickel foam（5）Lower surface installs oxygen side flow channel using seal form（7）, oxygen side flow channel（7）
Left side be oxygen side-entrance（6）, oxygen side flow channel（7）Right side be oxygen side outlet（8）, the oxygen side power interface
（9）It is welded on oxygen side nickel foam（5）Side ports；Fuel-side power interface（11）With oxygen side power interface（9）Between connect
Connect load（10）；
The fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel cobalt aluminium lithium electrode（4）In dielectric substrate（3）Both sides present symmetrical
Form, the fuel-side nickel foam（1）With oxygen side nickel foam（5）In dielectric substrate（3）Symmetric form, the combustion is presented in both sides
Expect sidewind road（13）With oxygen side flow channel（7）In dielectric substrate（3）Symmetric form is presented in both sides.
Symmetrical electrode structure fuel cell prepared by a kind of described nano composite material, is further characterized in that dielectric substrate
（3）It is to be made up of samarium doping cerium oxide-carbonate composite, its chemical expression is Ce0.8Sm0.2O1.9-Na2CO3, make work
Skill is：
By Ce (N03) ·6H2O, Sm (NO3) ·6H2O and deionized water press 1:1:1 ratio is mixed, and obtains 0.5mol/L
Mixed solution, 0.5mol/L NaCO are added dropwise in mixed solution3Solution, and add excessive NaCO3Solid, stirring 3
Hour, cleaned after filtering using deionized water, be put into drying box and dry 3 hours, 100 DEG C of drying temperature places into drying box and done
Dry 1 hour, 250 DEG C of drying temperature was placed into muffle furnace and sintered 3 hours, and sintering temperature is 700 DEG C, and the samarium for obtaining solid is mixed
Miscellaneous cerium oxide；By solid samarium doping cerium oxide and NaCO3Solid presses 1:1 ratio, which is put into ethanol solution, to be mixed, then
It is put into muffle furnace and sinters 3 hours, sintering temperature is 700 DEG C, and room temperature is cooled in stove, obtains dielectric substrate（3）Material
Material：Samarium doping cerium oxide-carbonate composite, i.e. Ce0.8Sm0.2O1.9-Na2CO3Material.
A kind of manufacturing process steps of symmetrical electrode structure fuel cell prepared by nano composite material are：
The first step：By powdered oxygen side nickel cobalt aluminium lithium electrode（4）Material is dissolved in terpinol and alcohol mixed solution（Pine tar
Alcohol：Ethanol=1：1）, obtain starchy oxygen side nickel cobalt aluminium lithium electrode（4）Material, by starchy oxygen side nickel cobalt aluminium lithium electricity
Pole（4）Material is equably sprayed on oxygen side nickel foam（5）Lower surface, after spraying, be put into drying box dry 30min, dry
Temperature is 100 DEG C, is sprayed again, places into drying box and dries 10min, drying temperature is 100 DEG C；
Second step：By external coating oxygen side nickel cobalt aluminium lithium electrode（4）Oxygen side nickel foam（5）Cut into the grinding tool of electrolytic cell
Size：Diameter D=13mm；
3rd step：Fuel-side nickel foam（1）With fuel-side nickel cobalt aluminium lithium electrode（2）Manufacture craft is identical with the first step, second step；
4th step：By the external coating oxygen side nickel cobalt aluminium lithium electrode sheared（4）Oxygen side nickel foam（5）In grinding tool, table
Face application oxygen side nickel cobalt aluminium lithium electrode（4）Upper table up, be then covered with dielectric substrate（3）Samarium doping cerium oxide-carbonate
Composite, compacting；
5th step：Again by external coating fuel-side nickel cobalt aluminium lithium electrode（2）Fuel-side nickel foam（1）With being put into, external coating
Fuel-side nickel cobalt aluminium lithium electrode（2）Surface down, place tabletting；
6th step：Under 10Mpa pressure, after pressurize 10s, pressure is cancelled, cell piece is taken out.
The fuel-side nickel foam（1）It is made up of porous nickel foam, by fuel-side nickel cobalt aluminium lithium electrode（2）It is painted on combustion
Expect side nickel foam（1）On, constitute fuel side electrode.
The fuel-side nickel cobalt aluminium lithium electrode（2）Material chemical formula be Ni0.8Co0.15Al0.05LiO2-δ。
The dielectric substrate（3）For transmitting oxonium ion, it is made up of samarium doping cerium oxide-carbonate composite, i.e.,
Ce0.8Sm0.2O1.9-Na2CO3Material, preparation technology is as shown in Figure 2.
The oxygen side nickel cobalt aluminium lithium electrode（4）Material and fuel-side nickel cobalt aluminium lithium electrode（2）Chemical formula it is the same,
For Ni0.8Co0.15Al0.05LiO2-δ。
The oxygen side nickel foam（5）With fuel-side nickel foam（1）Material and structure, by oxygen side nickel cobalt aluminium lithium
Electrode（4）It is painted on oxygen side nickel foam（5）Surface.
The oxygen side-entrance（6）, oxygen side flow channel（7）With oxygen side outlet（8）Constitute oxygen feed path with it is defeated
Go out passage, and oxygen is sent into the oxygen side of fuel cell.
The oxygen side power interface（9）Oxygen side nickel foam is installed（5）Side ports, for transmitting electric current.
The load（10）It is made up of, loads DC load（10）One end and oxygen side power interface（9）Connection, it is another
End and fuel-side power interface（11）Connection, forms current supply circuit.
The fuel-side power interface（11）Installed in fuel-side nickel foam（1）Side ports, for provide connection battery
Electric energy output load between line.
Fuel side outlet（12）, the fuel side-entrance（14）With fuel-side flow channel（13）Constitute fuel supply channel,
Fuel is delivered to the fuel-side of battery.
Beneficial effect：
1st, compared with prior art, structure simplifies the present invention, and traditional fuel cell is cathode-electrolyte-anode structure, this hair
Bright structure is：Electrode-electric solution matter-electrode.Compared with traditional structure, the material and structure of negative electrode and anode are completely the same,
It is presented symmetrical in electrolyte both sides.
2nd, fuel cell, the operation temperature reduction of battery, the solid of traditional structure are prepared using novel nanocomposite materials
Oxide fuel cell operation temperature is about 700~1000 DEG C, and battery operational temperatures of the invention can be reduced to 500 DEG C, battery
Performance compared favourably with traditional, the reduction of temperature, so as to be reduced to the technique of cell sealing, further reduction system into
This, and improve the reliability of system.
3rd, electrolyte NSDC preparation technologies flow it is simple, stably, it is reliable, with low cost, be conducive to commercialization.
4th, fuel cell structure simplifies, and reduces research and development task, and assembly technology is simple, traditional solid oxide fuel electricity
Pond, in assembling, mistake can occur in negative electrode and anode, and otherwise fuel cell can not be run, this paper symmetrical electrode structure, not area
Divide anode and negative electrode, simplify assembly technology.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is dielectric substrate（3）It is by samarium doping cerium oxide-carbonate composite material preparation process flow chart；
Fig. 3 is fuel cell output performance experimental result picture of the present invention.
Embodiment
Below in conjunction with the accompanying drawings 1, accompanying drawing 2, accompanying drawing 3, the present invention is explained further.
Symmetrical electrode structure fuel cell prepared by a kind of nano composite material, including fuel-side nickel foam（1）, fuel-side
Nickel cobalt aluminium lithium electrode（2）, dielectric substrate（3）, oxygen side nickel cobalt aluminium lithium electrode（4）, oxygen side nickel foam（5）, oxygen side-entrance
（6）, oxygen side flow channel（7）, oxygen side outlet（8）, oxygen side power interface（9）, load（10）, fuel-side power interface
（11）, fuel side outlet（12）, fuel-side flow channel（13）, fuel side-entrance（14）；
The fuel-side nickel foam（1）Lower surface application fuel-side nickel cobalt aluminium lithium electrode（2）, oxygen side nickel foam（5）It is upper
External coating oxygen side nickel cobalt aluminium lithium electrode（4）, dielectric substrate（3）Positioned at fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel
Cobalt aluminium lithium electrode（4）Centre position, fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel cobalt aluminium lithium electrode（4）In electrolyte
Layer（3）Symmetric form, fuel-side nickel foam is presented in both sides（1）With oxygen side nickel foam（5）In dielectric substrate（3）Both sides are also presented
Symmetric form；
The fuel-side nickel foam（1）Upper surface using seal form install fuel-side flow channel（13）, fuel-side flow channel
（13）Left side is fuel side-entrance（14）, fuel-side flow channel（13）Right side is fuel side outlet（12）, the fuel-side power supply
Interface（11）It is welded on fuel-side nickel foam（1）Side ports；
The oxygen side nickel foam（5）Lower surface installs oxygen side flow channel using seal form（7）, oxygen side flow channel（7）
Left side be oxygen side-entrance（6）, oxygen side flow channel（7）Right side be oxygen side outlet（8）, the oxygen side power interface
（9）It is welded on oxygen side nickel foam（5）Side ports；Fuel-side power interface（11）With oxygen side power interface（9）Between connect
Connect load（10）；
The fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel cobalt aluminium lithium electrode（4）In dielectric substrate（3）Both sides present symmetrical
Form, the fuel-side nickel foam（1）With oxygen side nickel foam（5）In dielectric substrate（3）Symmetric form, the combustion is presented in both sides
Expect sidewind road（13）With oxygen side flow channel（7）In dielectric substrate（3）Symmetric form is presented in both sides.
Symmetrical electrode structure fuel cell prepared by a kind of nano composite material, is further characterized in that dielectric substrate（3）It is
It is made up of samarium doping cerium oxide-carbonate composite, its chemical expression is Ce0.8Sm0.2O1.9-Na2CO3, manufacture craft is：
By Ce (N03) ·6H2O, Sm (NO3) ·6H2O and deionized water press 1:1:1 ratio is mixed, and obtains 0.5mol/L
Mixed solution, 0.5mol/L NaCO are added dropwise in mixed solution3Solution, and add excessive NaCO3Solid, stirring 3
Hour, cleaned after filtering using deionized water, be put into drying box and dry 3 hours, 100 DEG C of drying temperature places into drying box and done
Dry 1 hour, 250 DEG C of drying temperature was placed into muffle furnace and sintered 3 hours, and sintering temperature is 700 DEG C, and the samarium for obtaining solid is mixed
Miscellaneous cerium oxide；By solid samarium doping cerium oxide and NaCO3Solid presses 1:1 ratio, which is put into ethanol solution, to be mixed, then
It is put into muffle furnace and sinters 3 hours, sintering temperature is 700 DEG C, and room temperature is cooled in stove, obtains dielectric substrate（3）Material
Material：Samarium doping cerium oxide-carbonate composite, i.e. Ce0.8Sm0.2O1.9-Na2CO3Material.
A kind of manufacturing process steps of symmetrical electrode structure fuel cell prepared by nano composite material are：
The first step：By powdered oxygen side nickel cobalt aluminium lithium electrode（4）Material is dissolved in terpinol and alcohol mixed solution（Pine tar
Alcohol：Ethanol=1：1）, obtain starchy oxygen side nickel cobalt aluminium lithium electrode（4）Material, by starchy oxygen side nickel cobalt aluminium lithium electricity
Pole（4）Material is equably sprayed on oxygen side nickel foam（5）Lower surface, after spraying, be put into drying box dry 30min, dry
Temperature is 100 DEG C, is sprayed again, places into drying box and dries 10min, drying temperature is 100 DEG C；
Second step：By external coating oxygen side nickel cobalt aluminium lithium electrode（4）Oxygen side nickel foam（5）Cut into the grinding tool of electrolytic cell
Size：Diameter D=13mm；
3rd step：Fuel-side nickel foam（1）With fuel-side nickel cobalt aluminium lithium electrode（2）Manufacture craft is identical with the first step, second step；
4th step：By the external coating oxygen side nickel cobalt aluminium lithium electrode sheared（4）Oxygen side nickel foam（5）In grinding tool, table
Face application oxygen side nickel cobalt aluminium lithium electrode（4）Upper table up, be then covered with dielectric substrate（3）Samarium doping cerium oxide-carbonate
Composite, compacting；
5th step：Again by external coating fuel-side nickel cobalt aluminium lithium electrode（2）Fuel-side nickel foam（1）With being put into, external coating
Fuel-side nickel cobalt aluminium lithium electrode（2）Surface down, place tabletting；
6th step：Under 10Mpa pressure, after pressurize 10s, pressure is cancelled, cell piece is taken out.
According to above-mentioned technique and method, symmetrical electric machine structure fuel cell list prepared by a kind of obtained nano composite material
Piece, carries out performance test, and its chemical property is as shown in Figure 3.Output power density reaches 800mW/cm2, power density can be with
Compared favourably with traditional SOFC.After staggered poles, i.e., fuel-side is added into oxygen, oxygen side and add hydrogen
Gas is tested, and chemical property is with exchanging preceding basically identical, experimental verification, and it is completely right that symmetrical electrode structure has in structure
Title property, it is full symmetric being also achieved using process.
Claims (3)
1. symmetrical electrode structure fuel cell prepared by a kind of nano composite material, including fuel-side nickel foam（1）, fuel-side nickel
Cobalt aluminium lithium electrode（2）, dielectric substrate（3）, oxygen side nickel cobalt aluminium lithium electrode（4）, oxygen side nickel foam（5）, oxygen side-entrance
（6）, oxygen side flow channel（7）, oxygen side outlet（8）, oxygen side power interface（9）, load（10）, fuel-side power interface
（11）, fuel side outlet（12）, fuel-side flow channel（13）, fuel side-entrance（14）；
The fuel-side nickel foam（1）Lower surface application fuel-side nickel cobalt aluminium lithium electrode（2）, oxygen side nickel foam（5）It is upper
External coating oxygen side nickel cobalt aluminium lithium electrode（4）, dielectric substrate（3）Positioned at fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel
Cobalt aluminium lithium electrode（4）Centre position, fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel cobalt aluminium lithium electrode（4）In electrolyte
Layer（3）Symmetric form, fuel-side nickel foam is presented in both sides（1）With oxygen side nickel foam（5）In dielectric substrate（3）Both sides are also presented
Symmetric form；
The fuel-side nickel foam（1）Upper surface using seal form install fuel-side flow channel（13）, fuel-side flow channel
（13）Left side is fuel side-entrance（14）, fuel-side flow channel（13）Right side is fuel side outlet（12）, the fuel-side power supply
Interface（11）It is welded on fuel-side nickel foam（1）Side ports；
The oxygen side nickel foam（5）Lower surface installs oxygen side flow channel using seal form（7）, oxygen side flow channel（7）
Left side be oxygen side-entrance（6）, oxygen side flow channel（7）Right side be oxygen side outlet（8）, the oxygen side power interface
（9）It is welded on oxygen side nickel foam（5）Side ports；Fuel-side power interface（11）With oxygen side power interface（9）Between connect
Connect load（10）；
The fuel-side nickel cobalt aluminium lithium electrode（2）With oxygen side nickel cobalt aluminium lithium electrode（4）In dielectric substrate（3）Both sides present symmetrical
Form, the fuel-side nickel foam（1）With oxygen side nickel foam（5）In dielectric substrate（3）Symmetric form, the combustion is presented in both sides
Expect sidewind road（13）With oxygen side flow channel（7）In dielectric substrate（3）Symmetric form is presented in both sides.
2. symmetrical electrode structure fuel cell prepared by a kind of nano composite material according to claim 1, its feature is also
It is dielectric substrate（3）It is to be made up of samarium doping cerium oxide-carbonate composite, its chemical expression is Ce0.8Sm0.2O1.9-
Na2CO3, manufacture craft is：
By Ce (N03) ·6H2O, Sm (NO3) ·6H2O and deionized water press 1:1:1 ratio is mixed, and obtains 0.5mol/L's
Mixed solution, 0.5mol/L NaCO are added dropwise by mixed solution3Solution, and add excessive NaCO3Solid, stirring is 3 small
When, cleaned after filtering using deionized water, be put into drying box and dry 3 hours, 100 DEG C of drying temperature places into drying box and dries 1
Hour, 250 DEG C of drying temperature is placed into muffle furnace and sintered 3 hours, and sintering temperature is 700 DEG C, obtains the samarium doping oxygen of solid
Change cerium material；By solid samarium doping cerium oxide and NaCO3Solid presses 1:1 ratio, which is put into ethanol solution, to be mixed, and is placed into
Sintered 3 hours in muffle furnace, sintering temperature is 700 DEG C, and room temperature is cooled in stove, obtain dielectric substrate（3）Material：Samarium
Doped cerium oxide-carbonate composite, i.e. Ce0.8Sm0.2O1.9-Na2CO3Material.
3. a kind of manufacturing process steps of symmetrical electrode structure fuel cell prepared by nano composite material are：
The first step：By powdered oxygen side nickel cobalt aluminium lithium electrode（4）Material is dissolved in terpinol and alcohol mixed solution（Pine tar
Alcohol：Ethanol=1：1）, obtain starchy oxygen side nickel cobalt aluminium lithium electrode（4）Material, by starchy oxygen side nickel cobalt aluminium lithium electricity
Pole（4）Material is equably sprayed on oxygen side nickel foam（5）Lower surface, after spraying, be put into drying box dry 30min, dry
Temperature is 100 DEG C, is sprayed again, places into drying box and dries 10min, drying temperature is 100 DEG C；
Second step：By external coating oxygen side nickel cobalt aluminium lithium electrode（4）Oxygen side nickel foam（5）Cut into the grinding tool of electrolytic cell
Size：Diameter D=13mm；
3rd step：Fuel-side nickel foam（1）With fuel-side nickel cobalt aluminium lithium electrode（2）Manufacture craft is identical with the first step, second step；
4th step：By the external coating oxygen side nickel cobalt aluminium lithium electrode sheared（4）Oxygen side nickel foam（5）In grinding tool, table
Face application oxygen side nickel cobalt aluminium lithium electrode（4）Upper table up, be then covered with dielectric substrate（3）Samarium doping cerium oxide-carbonate
Composite, compacting；
5th step：Again by external coating fuel-side nickel cobalt aluminium lithium electrode（2）Fuel-side nickel foam（1）With being put into, external coating
Fuel-side nickel cobalt aluminium lithium electrode（2）Surface down, place tabletting；
6th step：Under 10Mpa pressure, after pressurize 10s, pressure is cancelled, cell piece is taken out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387147.4A CN107221679A (en) | 2017-05-27 | 2017-05-27 | Symmetrical electrode structure fuel cell prepared by a kind of nano composite material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387147.4A CN107221679A (en) | 2017-05-27 | 2017-05-27 | Symmetrical electrode structure fuel cell prepared by a kind of nano composite material |
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| CN109786795A (en) * | 2018-12-17 | 2019-05-21 | 南京晓庄学院 | It is a kind of based on stronitum stannate/lanthanum-strontium ferro-cobalt composite material low-temperature solid oxide fuel cell |
| CN109802162A (en) * | 2018-12-28 | 2019-05-24 | 南京晓庄学院 | Low-temperature solid oxide fuel cell based on zinc oxide-stannous oxide composite material |
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| CN112366340A (en) * | 2020-10-26 | 2021-02-12 | 南京晓庄学院 | Fuel cell based on molten carbonate and solid oxide composite electrolyte and application thereof |
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2017
- 2017-05-27 CN CN201710387147.4A patent/CN107221679A/en active Pending
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| CN109786795A (en) * | 2018-12-17 | 2019-05-21 | 南京晓庄学院 | It is a kind of based on stronitum stannate/lanthanum-strontium ferro-cobalt composite material low-temperature solid oxide fuel cell |
| CN109830717A (en) * | 2018-12-17 | 2019-05-31 | 南京晓庄学院 | It is a kind of based on calcium stannate/strontium iron molybdenum composite material low-temperature solid oxide fuel cell |
| CN109830717B (en) * | 2018-12-17 | 2021-09-24 | 南京晓庄学院 | A low temperature solid oxide fuel cell based on calcium stannate/strontium iron molybdenum composite |
| CN109786795B (en) * | 2018-12-17 | 2021-10-08 | 南京晓庄学院 | A low temperature solid oxide fuel cell based on strontium stannate/lanthanum strontium cobalt iron composite |
| CN109802162A (en) * | 2018-12-28 | 2019-05-24 | 南京晓庄学院 | Low-temperature solid oxide fuel cell based on zinc oxide-stannous oxide composite material |
| CN109802162B (en) * | 2018-12-28 | 2021-09-24 | 南京晓庄学院 | A low-temperature solid oxide fuel cell based on zinc oxide-stannous oxide composites |
| CN112366340A (en) * | 2020-10-26 | 2021-02-12 | 南京晓庄学院 | Fuel cell based on molten carbonate and solid oxide composite electrolyte and application thereof |
| CN112366340B (en) * | 2020-10-26 | 2022-04-26 | 南京晓庄学院 | Fuel cell based on molten carbonate and solid oxide composite electrolyte and application thereof |
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