CN103022532A - Contact layer used between cathode side of solid oxide fuel battery and connection piece as well as preparation method of contact layer - Google Patents
Contact layer used between cathode side of solid oxide fuel battery and connection piece as well as preparation method of contact layer Download PDFInfo
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- CN103022532A CN103022532A CN2012105724439A CN201210572443A CN103022532A CN 103022532 A CN103022532 A CN 103022532A CN 2012105724439 A CN2012105724439 A CN 2012105724439A CN 201210572443 A CN201210572443 A CN 201210572443A CN 103022532 A CN103022532 A CN 103022532A
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- 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 contact layer used between a cathode side of a solid oxide fuel battery and a connection piece. The contact layer comprises a current collection layer composited at the cathode side, a first coating connected with the current collection layer, a second coating connected with the first coating, and the connection piece connected with the second coating, wherein the current collection layer is made of perovskite and precious metals; the first coating is made of the perovskite and the precious metals; and the second coating is made of metals. The current collection layer is made of the perovskite and the precious metals, so that the cost is reduced; the conductivity of the current collection layer is improved; electrons generated by electrodes can be effectively collected; and contact resistance of a cathode and the current collection layer is reduced. The first coating and the current collection layer have the same components, so that the thermal deformations are consistent; the compact contact can be kept; the separation of the cathode and the connection piece, caused by thermal effect, can be effectively reduced; and the contact resistance can be reduced. The second coating and the connection piece have the similar components, so that the tight contact with the connection piece can be kept, and the separation can be avoided.
Description
Technical field
The present invention relates to the Solid Oxide Fuel Cell technical field, relate in particular to a kind of for contact layer between cathode of solid oxide fuel cell side and connector and preparation method thereof.
Background technology
Fuel cell is the electrochemical energy conversion device that chemical energy is converted into electric energy.Solid Oxide Fuel Cell (SOFC), be commonly referred to as the 4th generation fuel cell, be the new fuel cell technology that the eighties develops rapidly.In SOFC, owing to be the battery structure of total solids, avoided using the problems such as corrosion that liquid electrolyte brings and electrolyte loss, have widely application prospect.
The SOFC battery pile mainly is comprised of monocell, connector and encapsulant.The monocell negative electrode is printed with the afflux layer, and the afflux layer is comprised of the material with electric current collection effect.Impedance is a key factor that affects stack performance, mainly comprises contact resistance, the especially contact resistance of afflux layer and connector of each parts of battery pile.
In the prior art, reduce by the two kinds of approach of the general employing of contact resistance between afflux layer and the connector: the one, improve the afflux material, the 2nd, improve the way of contact of afflux layer and connector.The afflux material is generally the material of noble metal, conductive oxide or adulterated with Ca and Ti ore.Use noble metal as the afflux material, high cost should not be used as large-scale production; Use the material of conductive oxide or adulterated with Ca and Ti ore as the afflux material, although improved to a certain extent catchment effect, reduced the conductivity of afflux layer.Therefore, the way of contact that improves afflux layer and connector becomes the main method that reduces contact resistance.
A kind of SOFC package assembly is disclosed such as Chinese patent application CN1555105A, used elastic contact material between negative electrode and connector, this material is the bending metals thin slice that is agglomerated at random certain thickness wire, metal felt, metal cavernous body or has elastic construction.But because the deformability of this contact layer derives from metal material, belong to a kind of elasticity but not the flexible contact layer, thereby contact point is less, deformation extent is inhomogeneous; Wire under hot conditions with face coat generation chemical reaction, thereby change separately chemical composition, reduce conductivity and mechanical property; The electric current connecting material that the wire of reuniting at random forms, gas cell distribution is irregular, and electric current collection point is inhomogeneous, is unfavorable for reducing resistance.
Summary of the invention
In view of this, it is a kind of for the contact layer between cathode of solid oxide fuel cell side and connector that the technical problem to be solved in the present invention is to provide, contact layer interfacial property for cathode of solid oxide fuel cell side afflux layer and connector provided by the invention is stable, can effectively reduce the contact resistance between afflux layer and connector, the conductivity of raising contact layer.
The invention provides a kind ofly for the contact layer between cathode of solid oxide fuel cell side and connector, comprising:
Be compound in the afflux layer of cathode side, described afflux layer is formed by perovskite and noble metal;
Be compound in first coating on described afflux layer surface, described the first coating is formed by perovskite and noble metal;
Be compound in the second coating of described the first coating surface, described the second coating is formed by the metal that contains nickel;
Described the second coating is compound on the connector.
Preferably, in the described afflux layer, described perovskite is selected from a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt; In described the first coating, described perovskite is selected from a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt.
Preferably, in the described afflux layer, described perovskite is selected from a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt; In described the first coating, described perovskite is selected from a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt.
Preferably, in the described afflux layer, described noble metal is selected from a kind of among Ag, Au and the Pd; In described the first coating, described noble metal is selected from a kind of among Ag, Au and the Pd.
Preferably, in the described afflux layer, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%; In described the first coating, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%.
Preferably, in the described afflux layer, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 60% ~ 80%; In described the first coating, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 60% ~ 80%.
Preferably, in the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%; In described the first coating, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%.
Preferably, in the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 60% ~ 80%; In described the first coating, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 60% ~ 80%.
Preferably, the described metal that contains nickel is selected from a kind of in nichrome, nickel and the nickel metallized aluminum.
The present invention also provides a kind of preparation method for the contact layer between cathode of solid oxide fuel cell side afflux layer and connector, comprising:
Perovskite and noble metal are printed onto cathode surface, prepare the afflux layer;
To contain the metal spraying of nickel to connector, prepare the second coating;
Perovskite and noble metal are sprayed on the second coating, prepare the first coating;
The first coating is contacted with the afflux layer, obtain contact layer.
Compared with prior art, provided by the invention a kind of for the contact layer between cathode of solid oxide fuel cell side and connector, comprising: be compound in the afflux layer of cathode side, described afflux layer is formed by perovskite and noble metal; With the first coating that described afflux layer is connected, described the first coating is formed by perovskite and noble metal; With the second coating that described the first coating is connected, described the second coating is formed by metal; The connector that is connected with described the second coating.Contact layer provided by the invention comprises afflux layer, the first coating and the second coating; Wherein, the afflux layer is to be formed by perovskite and noble metal, has reduced cost, has improved the conductivity of afflux layer, and the effective electronics that produces of passive electrode reduces the contact resistance of negative electrode and afflux layer; Be compounded with the first coating that is formed by perovskite and noble metal on the afflux layer, the first coating is identical with the composition of afflux layer, and thermal deformation is consistent, can keep contacting more closely, effectively reduces negative electrode that thermal effect causes and the disengaging of connector, reduces contact resistance; Simultaneously, chemical reaction, stable in properties can not occur between afflux layer and the first coating interface.The second coating that described contact layer also comprises is contacted with connector, formed by nickeliferous metal, the second coating and connector form close, can keep close contact with connector, avoid breaking away from.Thus, provided by the invention stable and contact resistance is less for the contact layer interfacial property between cathode of solid oxide fuel cell side and connector.
Description of drawings
Fig. 1 is the structural representation of contact layer provided by the invention;
The resistance test curve chart that Fig. 2 provides for the embodiment of the invention and comparative example.
Embodiment
The invention provides a kind ofly for the contact layer between cathode of solid oxide fuel cell side and connector, comprising:
Be compound in the afflux layer of cathode side, described afflux layer is formed by perovskite and noble metal;
Be compound in first coating on described afflux layer surface, described the first coating is formed by perovskite and noble metal;
Be compound in the second coating of described the first coating surface, described the second coating is formed by the metal that contains nickel;
Described the second coating is compound on the connector.
Provided by the invention a kind of for the contact layer between cathode of solid oxide fuel cell side and connector, comprise the afflux layer that is compound in cathode side, described afflux layer is formed by perovskite and noble metal; Described perovskite is preferably a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt, more preferably a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt; Described noble metal is preferably selected from a kind of among Ag, Au and the Pd, more preferably a kind of among Ag and the Pd; In the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%; The mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%.
In the present invention, for the High temperature diffusion that reduces Ag in the afflux layer material noble metal is grown up, the mode of a small amount of glassy phase of preferred employing doping limits the diffusion of Ag, more preferably conductive doped glass.
Contact layer provided by the invention comprises afflux layer, the first coating and the second coating; Wherein, the afflux layer is to be formed by perovskite and noble metal, has reduced cost, has improved the conductivity of afflux layer, and the effective electronics that produces of passive electrode reduces the contact resistance of negative electrode and afflux layer.
Provided by the inventionly a kind ofly also comprise the first coating that is compound in described afflux layer surface for the contact layer between cathode of solid oxide fuel cell side and connector, described the first coating is formed by perovskite and noble metal; Described perovskite is preferably a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt, more preferably a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt; Described noble metal is preferably selected from a kind of among Ag, Au and the Pd, more preferably a kind of among Ag and the Pd; In the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%; The mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%.
In the present invention, for the High temperature diffusion that reduces Ag in the first coating material noble metal is grown up, the mode of a small amount of glassy phase of preferred employing doping limits the diffusion of Ag, more preferably conductive doped glass.
In the present invention, be compounded with the first coating that is formed by perovskite and noble metal on the afflux layer, the first coating is identical with the composition of afflux layer, thermal deformation is consistent, can keep contacting more closely, effectively reduce negative electrode that thermal effect causes and the disengaging of connector, reduce contact resistance; Simultaneously, chemical reaction, stable in properties can not occur between afflux layer and the first coating interface.
Provided by the inventionly a kind ofly also comprise the second coating that is compound in described the first coating surface for the contact layer between cathode of solid oxide fuel cell side and connector, described the second coating is formed by the metal that contains nickel; The described metal that contains nickel is preferably selected from a kind of in nichrome, nickel and the nickel metallized aluminum, more preferably nichrome or nickel.
In the present invention, the second coating that described contact layer also comprises is contacted with connector, formed by nickeliferous metal, it is close that the second coating and connector form, and can keep close contact with connector, avoids breaking away from.
The present invention also provides a kind of preparation method for the contact layer between cathode of solid oxide fuel cell side and connector, comprising:
Perovskite and noble metal are printed onto cathode surface, prepare the afflux layer;
To contain the metal spraying of nickel to connector, prepare the second coating;
Perovskite and noble metal are sprayed on the second coating, prepare the first coating;
The first coating is contacted with the afflux layer, obtain contact layer.
The present invention for the source of perovskite and noble metal without limits can be for commercially available, and described lanthanum strontium manganese is in accordance with the following methods preparation preferably:
With La (NO
3)
3, Sr (NO
3)
2And Mn (NO
3)
2Mix, add citric acid, regulating pH value is 1 ~ 3,80 ° of C heating in water bath for reaction 1h, dry under 120 ℃ ~ 250 ℃ condition after reaction is finished, and calcines 5h drying is finished after under 800 ℃, prepare shown in the formula (I) lanthanum strontium manganese;
(La
0.75Sr
0.25)
0.95MnO
3
Formula (I).
The present invention preferably is printed onto cathode surface with perovskite and noble metal, prepares the afflux layer; The present invention for described mode of printing without limits, mode of printing well known to those skilled in the art gets final product, and is preferably silk screen printing, specifically may further comprise the steps:
Perovskite and noble metal are mixed in proportion, add terpinol and ethyl cellulose mixing and ball milling and prepare afflux layer slurry; Described perovskite is preferably a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt, more preferably a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt; Described noble metal is preferably selected from a kind of among Ag, Au and the Pd, more preferably a kind of among Ag and the Pd; In the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%; The mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%.In the present invention, for the High temperature diffusion that reduces Ag in the afflux layer material noble metal is grown up, the mode of a small amount of glassy phase of preferred employing doping limits the diffusion of Ag, more preferably conductive doped glass.Described ball milling is specially perovskite, noble metal and terpinol mixing and ball milling 17 ~ 19 hours, adds the ethyl cellulose ball milling 5 ~ 7 hours, obtains afflux layer slurry; The present invention is for described hybrid mode and unrestricted, and hybrid mode well known to those skilled in the art gets final product.
After obtaining afflux layer slurry, print afflux layer slurry with silk screen at the monocell cathode side.Described silk screen is preferably 200 orders.
After printing obtains the afflux layer, will contain the metal spraying of nickel to connector, prepare the second coating; Perovskite and noble metal are sprayed on the second coating, prepare the first coating; The metal spraying that the present invention at first will contain nickel prepares the second coating to connector; Be preferably the metal plasma that will contain nickel and spray on the connector, prepare the second coating.After being specially the metal oven dry that will contain nickel, carry out plasma spraying at connector, obtain the second coating; The described metal that contains nickel is preferably selected from a kind of in nichrome, nickel and the nickel metallized aluminum, more preferably nichrome or nickel.
After obtaining the second coating, perovskite and noble metal are sprayed on the second coating, prepare the first coating; Be specially perovskite and noble metal are mixed, dry afterwards and carry out plasma spraying in the second coating, prepare the first coating; The present invention is for described hybrid mode and unrestricted, and hybrid mode well known to those skilled in the art gets final product, and is preferably mechanical mixture.Described perovskite is preferably a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt, more preferably a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt; Described noble metal is preferably selected from a kind of among Ag, Au and the Pd, more preferably a kind of among Ag and the Pd; In the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%; The mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%, more preferably 60% ~ 80%.In the present invention, for the High temperature diffusion that reduces Ag in the afflux layer material noble metal is grown up, the mode of a small amount of glassy phase of preferred employing doping limits the diffusion of Ag, more preferably conductive doped glass.
The first coating is contacted with the afflux layer, obtain contact layer.Be specially the first coating is directly contacted with the afflux layer, obtain contact layer; In contact layer, the Thickness Ratio of described afflux layer, the second coating and the first coating is preferably (3 ~ 4): (0.02 ~ 0.2): (0.02 ~ 0.2).
Below in conjunction with description of drawings the contact layer between cathode of solid oxide fuel cell side provided by the invention and connector is described in detail, referring to Fig. 1, Fig. 1 is the structural representation of contact layer provided by the invention.Wherein, 1 is connector, and 2 for being compound in the second coating on the connector 1, and 3 for being compound in the first coating on the second coating 2, and 5 is negative electrode, and 4 for being compound in the afflux layer on the negative electrode 5.
The present invention adopts the resistance between following methods test set fluid layer and the connector:
Adopting the mode of compressing tablet to be prepared into diameter in afflux layer slurry is 40mm, and thickness is the disk of 3.6mm;
Plasma spraying the second coating on connector, plasma spraying the first coating obtains spraying cated connector on the second coating, and will spray cated connector and cut into the disk that diameter is 40mm;
The upper and lower surface of afflux layer contacted with the cated connector of spraying respectively, form the device with the first connector/the second coating/first coating/afflux layer/first coating/second coating/second connecting-piece structure.
Described device is warming up to 850 ℃, the voltage U at per 12 minutes record current value I, afflux layer two ends after a hour
1With the integrally-built voltage U of device
2, and calculate respectively corresponding resistance value R by Ohm's law
1And R
2
The result shows that the contact resistance in the contact layer provided by the invention between afflux layer and the connector is less, and the resistance temporal evolution is less, and performance is more stable.
In order to further specify the present invention, be described in detail for contact layer between cathode of solid oxide fuel cell side and connector and preparation method thereof provided by the invention below in conjunction with embodiment.
Embodiment 1
Be the La (NO of 0.75:0.25:1.05 with mol ratio
3)
3, Sr (NO
3)
2And Mn (NO
3)
2Mix, add citric acid, regulating the pH value is 1 ~ 3,80 ° of C heating in water bath for reaction 1h, dry under 120 ℃ ~ 250 ℃ condition after reaction is finished, and at 800 ℃ of lower calcining 5h, prepares the lanthanum strontium manganese shown in the formula (I) after drying is finished.
Embodiment 2
21g lanthanum strontium manganese and the 9gAg of embodiment 1 preparation are mixed, add the 12g terpinol, ball milling adds the 0.6g ethyl cellulose after 18 hours, and ball milling 6 hours prepares afflux layer slurry.With the afflux layer slurry of 200 purpose silk screens in monocell cathode side printing preparation, to be lanthanum strontium manganese and yittrium oxide be composited according to the ratio of 1:1 the monocell cathode material.
Be the Ni-Cr alloy oven dry of 4:1 with nickel, chromium mass ratio, plasma spray is coated on the connector after the preheating, and obtaining thickness is the second coating of 0.1mm; Be that lanthanum strontium manganese and the Ag of 21:9 mixes post-drying with mass ratio, plasma spray is coated on the second coating for preparing, and obtaining thickness is the first coating of 0.1mm; The first coating is directly contacted with the afflux layer, prepare contact layer.
Adopt above-mentioned raw materials, prepare test resistance according to method mentioned above and carry out resistance detection with device and to it, the result is referring to Fig. 2, the resistance test curve chart that Fig. 2 provides for the embodiment of the invention and comparative example, the resistance test curve that provides for the embodiment of the invention 2 of curve a and curve b wherein, curve a is R
1Change curve, curve b are R
2Change curve.By curve a and curve b as can be known, resistance R
1And R
2Temporal evolution is less, 1 hour R of 850 ℃ of insulations
1Be 3.60m Ω, R
2Be 3.66m Ω, (R
2-R
1)/R
2Be 1.64%.
Comparative example 1
To add the 12g terpinol in the 30g lanthanum strontium manganese of embodiment 1 preparation, ball milling adds the 0.6g ethyl cellulose after 18 hours, and ball milling 6 hours prepares afflux layer slurry.With the afflux layer slurry of 200 purpose silk screens in load weighted monocell cathode side printing preparation, to be lanthanum strontium manganese and yittrium oxide be composited according to the ratio of 1:1 the monocell cathode material.
Be the Ni-Cr alloy oven dry of 4:1 with nickel, chromium mass ratio, plasma spray is coated on the connector after the preheating, and obtaining thickness is the second coating of 0.1mm; With the oven dry of lanthanum strontium manganese, plasma spray is coated on the second coating for preparing, and obtaining thickness is the first coating of 0.1mm; The first coating is directly contacted with the afflux layer, prepare contact layer.
Adopt above-mentioned raw materials, prepare test resistance according to method mentioned above and carry out resistance detection with device and to it, the result is referring to Fig. 2, the resistance test curve chart that Fig. 2 provides for the embodiment of the invention and comparative example, the resistance test curve that provides for comparative example 1 of the present invention of curve c and curve d wherein, curve c is R
1Change curve, curve d are R
2Change curve.By curve c and curve d as can be known, resistance R
1And R
2Temporal evolution is larger, 1 hour R of 850 ℃ of insulations
1Be 29.28m Ω, R
2Be 36.96m Ω, (R
2-R
1)/R
2Be 20.78%.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. contact layer that is used between cathode of solid oxide fuel cell side and connector comprises:
Be compound in the afflux layer of cathode side, described afflux layer is formed by perovskite and noble metal;
Be compound in first coating on described afflux layer surface, described the first coating is formed by perovskite and noble metal;
Be compound in the second coating of described the first coating surface, described the second coating is formed by the metal that contains nickel;
Described the second coating is compound on the connector.
2. contact layer according to claim 1 is characterized in that, in the described afflux layer, described perovskite is selected from a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt; In described the first coating, described perovskite is selected from a kind of in lanthanum strontium manganese, lanthanum strontium cobalt and the lanthanum strontium ferro-cobalt.
3. contact layer according to claim 2 is characterized in that, in the described afflux layer, described perovskite is selected from a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt; In described the first coating, described perovskite is selected from a kind of in lanthanum strontium manganese and the lanthanum strontium cobalt.
4. contact layer according to claim 1 is characterized in that, in the described afflux layer, described noble metal is selected from a kind of among Ag, Au and the Pd; In described the first coating, described noble metal is selected from a kind of among Ag, Au and the Pd.
5. contact layer according to claim 1 is characterized in that, in the described afflux layer, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%; In described the first coating, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 5% ~ 95%.
6. contact layer according to claim 5 is characterized in that, in the described afflux layer, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 60% ~ 80%; In described the first coating, the mass percent that described noble metal accounts for described perovskite and noble metal summation is 60% ~ 80%.
7. contact layer according to claim 1 is characterized in that, in the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%; In described the first coating, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 5% ~ 95%.
8. contact layer according to claim 7 is characterized in that, in the described afflux layer, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 60% ~ 80%; In described the first coating, the mass percent that described perovskite accounts for described perovskite and noble metal summation is 60% ~ 80%.
9. contact layer according to claim 1 is characterized in that, the described metal that contains nickel is selected from a kind of in nichrome, nickel and the nickel metallized aluminum.
10. preparation method who is used for the contact layer between cathode of solid oxide fuel cell side afflux layer and connector comprises:
Perovskite and noble metal are printed onto cathode surface, prepare the afflux layer;
To contain the metal spraying of nickel to connector, prepare the second coating;
Perovskite and noble metal are sprayed on the second coating, prepare the first coating;
The first coating is contacted with the afflux layer, obtain contact layer.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795579A (en) * | 2015-04-23 | 2015-07-22 | 常州联德电子有限公司 | Single SOFC (solid oxide fuel cell) provided with cathode current collection layer and manufacturing method of single SOFC |
| CN108110272A (en) * | 2016-11-23 | 2018-06-01 | 中国科学院宁波材料技术与工程研究所 | High-temperature solid fuel cell unit of integral structure and preparation method thereof is collected with sealing and electronics |
| CN111509261A (en) * | 2020-04-27 | 2020-08-07 | 西安交通大学 | Cathode bus layer material and preparation method of bus layer |
| CN114566667A (en) * | 2022-01-29 | 2022-05-31 | 浙江氢邦科技有限公司 | Current collecting layer of solid oxide battery, preparation method of current collecting layer, solid oxide battery and solid oxide electric pile of solid oxide battery |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998040921A1 (en) * | 1997-03-13 | 1998-09-17 | Forschungszentrum Jülich GmbH | Material for electric contact layers between a high-temperature fuel cell electrode and an interconnector |
| CN1697229A (en) * | 2004-05-11 | 2005-11-16 | 东邦瓦斯株式会社 | Single cell for a solid oxide fuel cell |
| CN102217130A (en) * | 2008-11-21 | 2011-10-12 | 博隆能源股份有限公司 | Coating process for production of fuel cell components |
| CN102332592A (en) * | 2011-08-09 | 2012-01-25 | 华南理工大学 | Preparation method for asymmetric hollow fiber type solid oxide fuel cell |
-
2012
- 2012-12-25 CN CN201210572443.9A patent/CN103022532B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998040921A1 (en) * | 1997-03-13 | 1998-09-17 | Forschungszentrum Jülich GmbH | Material for electric contact layers between a high-temperature fuel cell electrode and an interconnector |
| CN1697229A (en) * | 2004-05-11 | 2005-11-16 | 东邦瓦斯株式会社 | Single cell for a solid oxide fuel cell |
| CN102217130A (en) * | 2008-11-21 | 2011-10-12 | 博隆能源股份有限公司 | Coating process for production of fuel cell components |
| CN102332592A (en) * | 2011-08-09 | 2012-01-25 | 华南理工大学 | Preparation method for asymmetric hollow fiber type solid oxide fuel cell |
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| CN114566667B (en) * | 2022-01-29 | 2024-02-02 | 浙江氢邦科技有限公司 | Current collecting layer of solid oxide battery, preparation method of current collecting layer, solid oxide battery and solid oxide stack |
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