CN104103837A - Anti-carbon dioxide intermediate/low temperature solid oxide fuel cell cathode material and use thereof - Google Patents
Anti-carbon dioxide intermediate/low temperature solid oxide fuel cell cathode material and use thereof Download PDFInfo
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- CN104103837A CN104103837A CN201310114071.XA CN201310114071A CN104103837A CN 104103837 A CN104103837 A CN 104103837A CN 201310114071 A CN201310114071 A CN 201310114071A CN 104103837 A CN104103837 A CN 104103837A
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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
- H01M4/8647—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites
- H01M4/8652—Inert electrodes with catalytic activity, e.g. for fuel cells consisting of more than one material, e.g. consisting of composites as mixture
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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Abstract
The invention discloses an anti-carbon dioxide intermediate/low temperature solid oxide fuel cell (SOFC) cathode material. The anti-carbon dioxide intermediate/low temperature SOFC cathode material has an expression formula of La<1-x>Sr<x>Co<y>Fe<1-y>O<3-delta>-Ln<0.8>Sr<0.2>MnO<3+d>, wherein Ln represents La, Ce, Pr, Nd, Ga or Sm, x is greater than or equal to 0.1 and less than or equal to 0.5, y is greater than or equal to 0 and less than or equal to 1, delta is greater than or equal to 0 and less than or equal to 0.25 and d is greater than or equal to 0 and less than or equal to 0.05. The anti-carbon dioxide intermediate/low temperature SOFC cathode material has good intermediate/low temperature SOFC cathode performances, has excellent carbon dioxide resistance stability, solves the problem that the common cathode can produce serious attenuation in the oxidizing agent containing carbon dioxide and is a good anti-carbon dioxide intermediate/low temperature SOFC cathode material.
Description
Technical field
The present invention relates to fuel cell field, be specifically related to a kind of intermediate temperature solid oxide fuel cell cathode material and preparation and application of resistant to carbon dioxide.
Background technology
Solid Oxide Fuel Cell (Solid Oxide Fuel Cell, be called for short SOFC) be a kind ofly at high temperature directly will to be stored in all solid state Blast Furnace Top Gas Recovery Turbine Unit (TRT) that chemical energy in fuel and oxidant is efficient, change into environmental friendliness electric energy by chemical reaction, be one of the most promising clean energy technology.Reducing costs is the business-like key issue of SOFC.Therefore, reduce the operating temperature of SOFC, development intermediate temperature solid oxide fuel cell has become the research and development focus of SOFC.Solid Oxide Fuel Cell is devoted to be applied to large-scale stationary distribution formula power station, and its business-like designed life at least will be higher than 40000h.In long-term running, several factors has caused the decay of SOFC.Improve the stability of SOFC and be one of major issue that its commercialization need to solve.The cathode material that SOFC is conventional is perovskite composite oxide, and these oxides contain alkaline earth and rare earth element more.When air is during directly as the oxidant of SOFC, the carbon dioxide of airborne trace, sulfur dioxide, steam etc. are easily adsorbed on cathode surface and form carbonate, sulfate and hydroxide etc. with cathode reaction, seriously reduce the performance of SOFC.Therefore the intermediate temperature solid oxide fuel cell negative electrode of, researching and developing a kind of resistant to carbon dioxide is very important.
The people such as Ding point out that in " Phys.Chem.Chem.Phys " (Phys.Chem.Chem.Phys.15,489-496,2013) SrO is at La
1-xsr
xco
yfe
1-yo
3-δthe enrichment on surface.The people such as Yokokawa have calculated (La, Sr) MO in " Journal of Alloys and Compounds " (Journal of Alloys and Compounds452,41-47,2008)
3-δthe activity of the SrO on (M=Mn, Fe, Co) surface, SrO activity reduces in the following order successively: (La, Sr) CoO
3> (La, Sr) FeO
3> (La, Sr) MnO
3.Under cathodic polarization condition, La
1-xsr
xco
yfe
1-yo
3-δthe Sr element of negative electrode can be further to cathode surface enrichment, and La
0.8sr
0.2mnO
3+dthere will not be this Sr Element surface enrichment phenomenon.The SrO of cathode surface enrichment is easy to react with carbon dioxide, sulfur dioxide, steam etc., has hindered oxygen in cathode surface exchange and oxygen species diffusion into the surface process.If can suppress the enrichment of cathode surface SrO, may improve the stability that in the anti-air of negative electrode, impurity gas poisons.La
1-xsr
xco
yfe
1-yo
3-δnegative electrode has shown good performance in middle low temperature range, but there will be surperficial Sr enrichment.And La
0.8sr
0.2mnO
3+dbe typical high temperature SOFC negative electrode, there will not be Sr Element surface enrichment phenomenon, but its performance in middle low temperature range is very low.If by good the advantage of the performance of the two and stability combination, may develop a kind of middle low temperature SOFC negative electrode of resistant to carbon dioxide.The present invention is exactly by Ln
0.8sr
0.2mnO
3+d(Ln is La, Ce, Pr, Nd, Ga, Sm; 0≤d≤0.05) be prepared into La
1-xsr
xco
yfe
1-yo
3-δsurface, the surface enrichment of inhibition Sr element, the stability of the resistant to carbon dioxide of raising negative electrode, this invention has great practical value.
Summary of the invention
The object of the invention is to overcome the intermediate temperature solid oxide fuel cell negative electrode shortcoming that resistant to carbon dioxide does not poison, and a kind of intermediate temperature solid oxide fuel cell cathode material of resistant to carbon dioxide is provided.
The present invention is by Ln
0.8sr
0.2mnO
3+d(Ln is La, Ce, Pr, Nd, Ga, Sm; 0≤d≤0.05) be prepared into La
1-xsr
xco
yfe
1-yo
3-δin, obtain composite cathode material.In middle low temperature range, this negative electrode has shown good chemical property, has shown the stability of extraordinary resistant to carbon dioxide.
For achieving the above object, the present invention has adopted following technical scheme:
An intermediate temperature solid oxide fuel cell cathode material for resistant to carbon dioxide, it consists of La
1-xsr
xco
yfe
1-yo
3-δ-Ln
0.8sr
0.2mnO
3+d, wherein, 0.1≤x≤0.5; 0≤y≤1; 0≤δ≤0.25; 0≤d≤0.05; Ln is La, Ce, Pr, Nd, Ga, one or more in Sm.Wherein, Ln
0.8sr
0.2mnO
3+dbe dispersed in to uniform particles La
1-xsr
xco
yfe
1-yo
3-δparticle surface.Wherein, Ln
0.8sr
0.2mnO
3+dcontent in cell cathode is 5-20%, by weight percentage.
La in the cathode material of this invention
1-xsr
xco
yfe
1-yo
3-δadopt citric acid method (Mater.Lett.60,261-265,2006), glycine method (Mater.Lett.10,6-12,1990) and coprecipitation (Daltron Trans..19,3110-3115,2004) preparation.
The cathode material of this invention is prepared on cell interlayer can adopt La
1-xsr
xco
yfe
1-yo
3-δand Ln
0.8sr
0.2mnO
3+dpowder is according to the mechanical mixing of certain mass ratio, Ln
0.8sr
0.2mnO
3+dforerunner's sol impregnation to La
1-xsr
xco
yfe
1-yo
3-δ, Ln
0.8sr
0.2mnO
3+dforerunner's nitrate solution be impregnated into La
1-xsr
xco
yfe
1-yo
3-δprepare etc. method.
Ln in cathode material layer
0.8sr
0.2mnO
3+dbe dispersed in to uniform particles La
1-xsr
xco
yfe
1-yo
3-δparticle surface.
The invention has the advantages that:
(1) negative electrode that prepared by the present invention, can poison by resistant to carbon dioxide.Possible reason is: Ln
0.8sr
0.2mnO
3+dself have good chemical stability, Sr enrichment of element is not obvious, is covered La
1-xsr
xco
yfe
1-yo
3-δsurface, has suppressed La
1-xsr
xco
yfe
1-yo
3-δmiddle Sr element show enrichment, hinder the chemical reaction of itself and carbon dioxide, improved the stability of composite cathode.
(2) negative electrode that prepared by the present invention, at middle low temperature display good performance.Its reason is Ln
0.8sr
0.2mnO
3+dthe catalytic oxidation-reduction activity having had, La
1-xsr
xco
yfe
1-yo
3-δhave large oxygen ion conduction rate, the two is in conjunction with having improved cathode reaction active region.
(3) in the Solid Oxide Fuel Cell of the multiple configurations such as that the composite cathode that prepared by the present invention can be used for is plate, cast, flat-tube type, honeycomb type; Be applicable to multiple intermediate temperature solid oxide fuel cell application, as compact power, decentralized power s etc.
Below by embodiment, the invention will be further elaborated.
Embodiment
Comparative example 1
Taking Ni-YSZ (mass ratio 1:1) as anode, YSZ is electrolyte, and GDC is the battery component that interlayer is prepared into anode support type.Prepare respectively La by citric acid method
0.6sr
0.4coO
3-δ(LSC), La
0.6sr
0.4feO
3-δand La (LSF)
0.6sr
0.4co
0.2fe
0.8o
3-δ(LSCF) at 1000 DEG C of roasting 2h, obtain powder, respectively powder (1g) fully ground and add appropriate binding agent (n-butanol, 1g), be prepared into cathode slurry.Apply respectively 0.012g cathode slurry (area: 0.5cm
2) to the interlayer of the battery component of anode support type, at 1050 DEG C of roasting 3h, obtain the monocell of coin, be denoted as respectively LSC battery, LSF battery and LSCF battery.
In anode-side, the hydrogen of humidification is as fuel (volumetric concentration 3%H
2o, 100ml min
-1), at cathode side, oxygen is as oxidant (100ml min
-1).(0.15A cm under 600 DEG C and constant current density
-2), LSC cell voltage is 0.94V, and LSCF cell voltage is 0.92V, and LSF cell voltage is 0.89V.In Oxygen Flow, introduce volumetric concentration 2.83%CO
2and 2.64%H
2o, after 48h, LSC cell voltage has declined approximately 26%, and LSCF cell voltage has declined approximately 20%, and LSF cell voltage has declined approximately 15%.
Embodiment 1
La
0.6sr
0.4coO
3-δ-La
0.8sr
0.2mnO
3+dnegative electrode
Adopt citric acid method to prepare La
0.6sr
0.4coO
3-δ, by La
0.6sr
0.4coO
3-δstoichiometric proportion, the nitrate of each element (La, Sr, Co) is joined in dried up (100ml), after fully dissolving, add appropriate citric acid (citric acid: metal ion=1.5:1), regulate the pH value to 6 of mixed liquor to obtain the precursor aqueous solution of clarification, heating evaporation moisture, to forming wine-colored colloidal sol, is contained colloidal sol in evaporating dish, and in electric furnace, be heated to burning, obtain forerunner's powder.By La
0.6sr
0.4coO
3-δforerunner's powder, at 1000 DEG C of roasting 2h.By the La after roasting
0.6sr
0.4coO
3-δpowder (1g) grind and with some organic bonds (n-butanol, 1g), after mixing, be prepared into cathode slurry.Apply 0.012g cathode slurry (area: 0.5cm
2) to the interlayer of the battery component of anode support type, at 1050 DEG C of roasting 3h.Press La
0.8sr
0.2mnO
3+dstoichiometric proportion, the nitrate of each element (La, Sr, Mn) is joined in dried up (100ml), after fully dissolving, add appropriate citric acid (organic acid: metal ion=1.5:1), regulate the pH=1-2 of mixed liquor.Mixed liquor is impregnated into La
0.6sr
0.4coO
3-δin, at 900 DEG C, roasting 2h.La
0.8sr
0.2mnO
3+ δcontent in composite cathode be 5%(by weight percentage), obtain battery and be denoted as LSC64-LSM5.
Except cathode material, the same comparative example of other assembly of battery, battery testing condition is same comparative example also.In anode-side, the hydrogen of humidification is as fuel (volumetric concentration 3%H
2o, 100ml min
-1), at cathode side, oxygen is as oxidant (100ml min
-1).(0.15A cm under 600 DEG C and constant current density
-2), LSC64-LSM5 cell voltage is 0.95V.In Oxygen Flow, introduce volumetric concentration 2.83%CO
2and 2.64%H
2o, after 48h, LSC64-LSM5 cell voltage has declined approximately 7%, and the stability of battery improves greatly.La
0.6sr
0.4coO
3-δ-La
0.8sr
0.2mnO
3+dthe stability of negative electrode resistant to carbon dioxide compares La
0.6sr
0.4coO
3-δnegative electrode obviously improves.
Embodiment 2
La
0.6sr
0.4co
0.2fe
0.8o
3-δ-La
0.8sr
0.2mnO
3+dnegative electrode
Adopt glycine method to prepare La
0.6sr
0.4co
0.2fe
0.8o
3-δ, by La
0.6sr
0.4co
0.2fe
0.8o
3-δstoichiometric proportion, the nitrate of each element (La, Sr, Co, Fe) is joined in dried up (100ml), after fully dissolving, add appropriate glycine (glycine: metal ion=1.5:1), regulate the pH value to 8 of mixed liquor to obtain the precursor aqueous solution of clarification, heating evaporation moisture, to forming wine-colored colloidal sol, is contained colloidal sol in evaporating dish, and in electric furnace, be heated to burning, obtain forerunner's powder.By La
0.6sr
0.4co
0.2fe
0.8o
3-δforerunner's powder, at 1000 DEG C of roasting 2h.By the La after roasting
0.6sr
0.4co
0.2fe
0.8o
3-δpowder (1g) grind and with some organic bonds (n-butanol, 1g) mix after, be prepared into cathode slurry.Coating 0.012g cathode slurry (area: 0.5cm
2) to the interlayer of the battery component of anode support type, at 1050 DEG C of roasting 3h.Press La
0.8sr
0.2mnO
3+dstoichiometric proportion, the nitrate of each element (La, Sr, Mn) is joined in dried up (100ml), fully dissolve.Nitrate solution is impregnated into La
0.6sr
0.4co
0.2fe
0.8o
3-δin, at 900 DEG C, roasting 2h.Control La
0.8sr
0.2mnO
3+dcontent in composite cathode is respectively 2%, 5%, 10% and 20%(by weight percentage), the battery that obtains is LSCF6428-LSM2, LSCF6428-LSM5, LSCF6428-LSM10 and LSCF6428-LSM20 respectively.
Except cathode material, the same comparative example of other assembly of battery, battery testing condition is same comparative example also.In anode-side, the hydrogen of humidification is as fuel (volumetric concentration 3%H
2o, 100ml min
-1), at cathode side, oxygen is as oxidant (100ml min
-1).(0.15A cm under 600 DEG C and constant current density
-2), LSCF6428-LSM2, LSCF6428-LSM5, LSCF6428-LSM10 and LSCF6428-LSM20 cell voltage are respectively 0.94,0.96, and 0.95 and 0.90V.In Oxygen Flow, introduce volumetric concentration 2.83%CO
2and 2.64%H
2o, after 48h, LSCF6428-LSM2, LSCF6428-LSM5, LSCF6428-LSM10 and LSCF6428-LSM20 cell voltage have declined approximately 5.0%, 1.2%, 1.5% and 1.1%.Composite cathode has the stability of good resistant to carbon dioxide, and this is due to stable La
0.8sr
0.2mnO
3+dcover La
0.6sr
0.4co
0.2fe
0.8o
3-δnot only promote the surface exchange process of oxygen, more suppressed diffusion and the surface enrichment of Sr element, improved the stability of negative electrode in carbon dioxide.
Embodiment 3
La
0.6sr
0.4feO
3-δ-La
0.8sr
0.2mnO
3+dnegative electrode
Adopt coprecipitation to prepare La
0.6sr
0.4feO
3-δ, by La
0.6sr
0.4feO
3-δstoichiometric proportion, the nitrate of each element (La, Sr, Fe) is joined in dried up (100ml), after fully dissolving, slowly in mixed liquor, add ammoniacal liquor, until precipitation completely after, by sedimentation and filtration and in high temperature furnace, 1000 DEG C of roasting 2h.Adopt coprecipitation to prepare La
0.8sr
0.2mnO
3+d, by La
0.8sr
0.2mnO
3+dstoichiometric proportion, the nitrate of (La, Sr, the Mn) of each element is joined in dried up (100ml), after fully dissolving, slowly in mixed liquor, add ammoniacal liquor, until precipitation completely after, by sedimentation and filtration and in high temperature furnace, 1100 DEG C of roasting 2h.By La
0.6sr
0.4feO
3-δpowder (0.9g) and La
0.8sr
0.2mnO
3+dpowder (0.1g) mechanical mixture is mixed with some organic bonds (n-butanol, 1g) after grinding again, obtains cathode slurry.Coating 0.012g cathode slurry (area: 0.5cm
2) to the interlayer of the battery component of anode support type, at 1050 DEG C of roasting 3h.Control La
0.8sr
0.2mnO
3+dcontent in composite cathode is respectively 10%(by weight percentage), obtain battery and be denoted as LSF64-LSM10.
Except cathode material, the same comparative example of other assembly of battery, battery testing condition is same comparative example also.In anode-side, the hydrogen of humidification is as fuel (volumetric concentration 3%H
2o, 100ml min
-1), at cathode side, oxygen is as oxidant (100ml min
-1).(0.15A cm under 600 DEG C and constant current density
-2), LSF64-LSM10 cell voltage is respectively 0.91V.In Oxygen Flow, introduce volumetric concentration 2.83%CO
2and 2.64%H
2o, after 48h, LSF64-LSM10 cell voltage has declined approximately 0.5%.Negative electrode has been shown the stability of extraordinary resistant to carbon dioxide.
Embodiment 4
La
0.8sr
0.2feO
3-δ-Pr
0.8sr
0.2mnO
3+dnegative electrode
Adopt citric acid method to prepare La
0.8sr
0.2feO
3-δ, by La
0.8sr
0.2feO
3-δstoichiometric proportion, the nitrate of each element (La, Sr, Fe) is joined in dried up (100ml), after fully dissolving, add appropriate citric acid (citric acid: metal ion=1.5:1), regulate the pH value to 6 of mixed liquor to obtain the precursor aqueous solution of clarification, heating evaporation moisture, to forming wine-colored colloidal sol, is contained colloidal sol in evaporating dish, and in electric furnace, be heated to burning, obtain forerunner's powder.By La
0.8sr
0.2feO
3-δforerunner's powder, at 1000 DEG C of roasting 2h.By the La after roasting
0.8sr
0.2feO
3-δpowder (1g) grind and with some organic bonds (n-butanol, 1g) mix after, be prepared into cathode slurry.Apply 0.012g cathode slurry (area: 0.5cm
2) to the interlayer of the battery component of anode support type, at 1050 DEG C of roasting 3h.Press Pr
0.8sr
0.2mnO
3+dstoichiometric proportion, the nitrate of each element (Pr, Sr, Mn) is joined in dried up (100ml), after fully dissolving, add appropriate citric acid (organic acid: metal ion=1.5:1), regulate the pH=1-2 of mixed liquor.Mixed liquor is impregnated into La
0.8sr
0.2feO
3-δin, at 900 DEG C, roasting 2h.Control Pr
0.8sr
0.2mnO
3+dcontent in composite cathode is respectively 5%(by weight percentage), the battery obtaining is denoted as LSF82-PSM5.
Except cathode material, the same comparative example of other assembly of battery, battery testing condition is same comparative example also.In anode-side, the hydrogen of humidification is as fuel (volumetric concentration 3%H
2o, 100ml min
-1), at cathode side, oxygen is as oxidant (100ml min
-1).(0.15A cm under 600 DEG C and constant current density
-2), LSF82-PSM5 cell voltage is respectively 0.94V.In Oxygen Flow, introduce volumetric concentration 2.83%CO
2and 2.64%H
2o, after 48h, LSF82-PSM5 cell voltage has declined approximately 0.3%.Negative electrode has been shown the stability of extraordinary resistant to carbon dioxide.
Embodiment 5
La
0.8sr
0.2co
0.2fe
0.8o
3-δ-Nd
0.8sr
0.2mnO
3+dnegative electrode
Adopt glycine method to prepare La
0.8sr
0.2co
0.2fe
0.8o
3-δ, by La
0.8sr
0.2co
0.2fe
0.8o
3-δstoichiometric proportion, the nitrate of each element (La, Sr, Co, Fe) is joined in dried up (100ml), after fully dissolving, add appropriate glycine (glycine: metal ion=1.5:1), regulate the pH value to 6 of mixed liquor to obtain the precursor aqueous solution of clarification, heating evaporation moisture, to forming wine-colored colloidal sol, is contained colloidal sol in evaporating dish, and in electric furnace, be heated to burning, obtain forerunner's powder.By La
0.8sr
0.2co
0.2fe
0.8o
3-δforerunner's powder, at 1000 DEG C of roasting 2h.By the La after roasting
0.8sr
0.2co
0.2fe
0.8o
3-δpowder (1g) grind and with some organic bonds (n-butanol, 1g) mix after, be prepared into cathode slurry.Apply 0.012g cathode slurry (area: 0.5cm
2) to the interlayer of the battery component of anode support type, at 1050 DEG C of roasting 3h.Press Nd
0.8sr
0.2mnO
3+dstoichiometric proportion, the nitrate of each element (Nd, Sr, Fe) is joined in dried up (100ml), after fully dissolving, add appropriate glycine (glycine: metal ion=1.5:1), regulate the pH=1-2 of mixed liquor.Mixed liquor is impregnated into La
0.8sr
0.2co
0.2fe
0.8o
3-δin, at 900 DEG C, roasting 2h.Control Nd
0.8sr
0.2mnO
3+dcontent in composite cathode is respectively 5%(by weight percentage), the battery obtaining is denoted as LSCF8228-NSM5.
Except cathode material, the same comparative example of other assembly of battery, battery testing condition is same comparative example also.In anode-side, the hydrogen of humidification is as fuel (volumetric concentration 3%H
2o, 100ml min
-1), at cathode side, oxygen is as oxidant (100ml min
-1).(0.15A cm under 600 DEG C and constant current density
-2), LSCF8228-NSM5 cell voltage is respectively 0.92V.In Oxygen Flow, introduce volumetric concentration 2.83%CO
2and 2.64%H
2o, after 48h, LSCF8228-NSM5 cell voltage has declined approximately 0.5%.Negative electrode has been shown the stability of extraordinary resistant to carbon dioxide.
Claims (5)
1. an intermediate temperature solid oxide fuel cell cathode material for resistant to carbon dioxide, it consists of La
1-xsr
xco
yfe
1-yo
3-δ-Ln
0.8sr
0.2mnO
3+d, wherein, 0.1≤x≤0.5; 0≤y≤1; 0≤δ≤0.25; 0≤d≤0.05; Ln is one or more in La, Ce, Pr, Nd, Ga, Sm;
By weight percentage, Ln
0.8sr
0.2mnO
3+dcontent in battery cathode material is 5-20%.
2. cathode material as claimed in claim 1, is characterized in that: La
1-xsr
xco
yfe
1-yo
3-δ-Ln
0.8sr
0.2mnO
3+drepresent that cathode material is by La
1-xsr
xco
yfe
1-yo
3-δand Ln
0.8sr
0.2mnO
3+dpressed powder combine.
3. cathode material as claimed in claim 1 or 2, is characterized in that: Ln
0.8sr
0.2mnO
3+dbe dispersed in to uniform particles La
1-xsr
xco
yfe
1-yo
3-δparticle surface.
4. an application for cathode material described in claim 1, is characterized in that:
Adopt described cathode material on cell interlayer, to prepare cathode material layer.
5. according to the application of cathode material described in claim 4, it is characterized in that:
Ln in cathode material layer
0.8sr
0.2mnO
3+dbe dispersed in to uniform particles La
1-xsr
xco
yfe
1-yo
3-δparticle surface.
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| CN106887604A (en) * | 2015-12-12 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of cathode material for solid-oxide fuel cell |
| CN106887631A (en) * | 2015-12-12 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of method for improving perovskite oxide cathodic stability |
| CN107710478A (en) * | 2015-07-07 | 2018-02-16 | 日本碍子株式会社 | Fuel cell |
| CN109742414A (en) * | 2019-01-09 | 2019-05-10 | 渤海大学 | A kind of intermediate temperature solid oxide fuel cell cathode material and the preparation method and application thereof |
| CN114824315A (en) * | 2022-04-29 | 2022-07-29 | 华南理工大学 | Solid oxide fuel cell cathode material with high activity and Cr poisoning resistance, and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101659555A (en) * | 2007-08-31 | 2010-03-03 | 丹麦技术大学 | Polymerised inorganic-organic precursor solutions and sintered membranes |
| CN102623716A (en) * | 2012-04-16 | 2012-08-01 | 哈尔滨工业大学 | Intermediate-temperature solid oxide fuel cell one-dimensional nano composite cathode and preparation method thereof |
| CN102842722A (en) * | 2011-06-21 | 2012-12-26 | 三星电子株式会社 | Material for solid oxide fuel cell, cathode including the material, and solid oxide fuel cell including the material |
-
2013
- 2013-04-02 CN CN201310114071.XA patent/CN104103837B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101659555A (en) * | 2007-08-31 | 2010-03-03 | 丹麦技术大学 | Polymerised inorganic-organic precursor solutions and sintered membranes |
| CN102842722A (en) * | 2011-06-21 | 2012-12-26 | 三星电子株式会社 | Material for solid oxide fuel cell, cathode including the material, and solid oxide fuel cell including the material |
| CN102623716A (en) * | 2012-04-16 | 2012-08-01 | 哈尔滨工业大学 | Intermediate-temperature solid oxide fuel cell one-dimensional nano composite cathode and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| CHAO JIN ET AL: "Electrochemical characteristics of an La0.6Sr0.4Co0.2Fe0.8O3–La0.8Sr0.2MnO3 multi-layer composite cathode for intermediate-temperature solid oxide fuel cells", 《JOURNAL OF POWER SOURCES》, 27 May 2008 (2008-05-27), pages 506 - 511 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107710478A (en) * | 2015-07-07 | 2018-02-16 | 日本碍子株式会社 | Fuel cell |
| CN107710478B (en) * | 2015-07-07 | 2020-08-25 | 日本碍子株式会社 | Fuel cell |
| CN106887604A (en) * | 2015-12-12 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of cathode material for solid-oxide fuel cell |
| CN106887631A (en) * | 2015-12-12 | 2017-06-23 | 中国科学院大连化学物理研究所 | A kind of method for improving perovskite oxide cathodic stability |
| CN109742414A (en) * | 2019-01-09 | 2019-05-10 | 渤海大学 | A kind of intermediate temperature solid oxide fuel cell cathode material and the preparation method and application thereof |
| CN114824315A (en) * | 2022-04-29 | 2022-07-29 | 华南理工大学 | Solid oxide fuel cell cathode material with high activity and Cr poisoning resistance, and preparation method and application thereof |
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| CN104103837B (en) | 2016-09-07 |
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