JP2022145221A5 - - Google Patents
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- JP2022145221A5 JP2022145221A5 JP2021046530A JP2021046530A JP2022145221A5 JP 2022145221 A5 JP2022145221 A5 JP 2022145221A5 JP 2021046530 A JP2021046530 A JP 2021046530A JP 2021046530 A JP2021046530 A JP 2021046530A JP 2022145221 A5 JP2022145221 A5 JP 2022145221A5
- Authority
- JP
- Japan
- Prior art keywords
- support
- mixed layer
- fuel cell
- solid oxide
- oxide fuel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007787 solid Substances 0.000 claims 19
- 239000000446 fuel Substances 0.000 claims 17
- 239000003054 catalyst Substances 0.000 claims 8
- 239000007784 solid electrolyte Substances 0.000 claims 8
- 239000000919 ceramic Substances 0.000 claims 6
- 239000000843 powder Substances 0.000 claims 6
- 229910010293 ceramic material Inorganic materials 0.000 claims 5
- 239000002184 metal Substances 0.000 claims 5
- AHKZTVQIVOEVFO-UHFFFAOYSA-N oxide(2-) Chemical compound [O-2] AHKZTVQIVOEVFO-UHFFFAOYSA-N 0.000 claims 5
- 238000010304 firing Methods 0.000 claims 4
- 239000007769 metal material Substances 0.000 claims 3
- 239000013078 crystal Substances 0.000 claims 2
- 229910002830 PrOx Inorganic materials 0.000 claims 1
- 239000003792 electrolyte Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
Claims (15)
前記固体電解質層の第1面に設けられ、電子伝導性セラミックスおよび酸化物イオン伝導性セラミックスを含む多孔体を有し、当該多孔体にアノード触媒を有するアノードと、
前記アノードの前記固体電解質層と反対側の面に設けられ、金属材料とセラミックス材料とが混合された構造を有する第1混合層と、
前記第1混合層の前記固体電解質層と反対側の面に設けられ、金属を主成分とする第1支持体と、
前記固体電解質層の第2面に設けられ、電子伝導性セラミックスおよび酸化物イオン伝導性セラミックスを含む多孔体を有し、当該多孔体にカソード触媒を有するカソードと、
前記カソードの前記固体電解質層と反対側の面に設けられ、金属材料とセラミックス材料とが混合された構造を有する第2混合層と、
前記第2混合層の前記固体電解質層と反対側の面に設けられ、金属を主成分とする第2支持体と、を備え、
前記第1支持体における空隙率、前記第1混合層における空隙率、および前記アノードにおける空隙率の間には、前記第1支持体>前記第1混合層>前記アノードの関係が成立し、
前記第2支持体における空隙率、前記第2混合層における空隙率、および前記カソードにおける空隙率の間には、前記第2支持体>前記第2混合層>前記カソードの関係が成立することを特徴とする固体酸化物型燃料電池。 a solid electrolyte layer including a solid oxide having oxide ion conductivity;
an anode provided on a first surface of the solid electrolyte layer, the anode having a porous body including an electron conductive ceramic and an oxide ion conductive ceramic, the porous body having an anode catalyst;
a first mixed layer provided on a surface of the anode opposite to the solid electrolyte layer and having a structure in which a metal material and a ceramic material are mixed;
a first support body mainly composed of a metal, the first support body being provided on a surface of the first mixed layer opposite to the solid electrolyte layer;
a cathode provided on a second surface of the solid electrolyte layer, the cathode having a porous body including an electron conductive ceramic and an oxide ion conductive ceramic, the porous body having a cathode catalyst;
a second mixed layer provided on a surface of the cathode opposite to the solid electrolyte layer and having a structure in which a metal material and a ceramic material are mixed;
a second support body provided on a surface of the second mixed layer opposite to the solid electrolyte layer and mainly composed of a metal ;
a relationship of the first support>the first mixed layer>the anode is established among the porosity of the first support, the porosity of the first mixed layer, and the porosity of the anode,
A solid oxide fuel cell, characterized in that the relationship between the porosity of the second support, the porosity of the second mixed layer, and the porosity of the cathode is: second support > second mixed layer > cathode .
前記絶縁部材は前記第1支持体の前記第1混合層とは反対側の面および前記第2支持体の前記第2混合層とは反対側の面まで延在し、当該延在の距離を距離aとし、前記固体酸化物型燃料電池の1辺の長さを長さbとした場合に、a/bは、1/10以下であることを特徴とする請求項3に記載の固体酸化物型燃料電池。 The solid oxide fuel cell has a substantially rectangular shape in a plan view,
4. The solid oxide fuel cell according to claim 3, wherein the insulating member extends to a surface of the first support opposite the first mixed layer and a surface of the second support opposite the second mixed layer, and wherein, when the distance of the extension is distance a and the length of one side of the solid oxide fuel cell is length b, a/b is 1/10 or less.
前記カソード触媒は、PrOx、LSM、LSC、GDCの少なくとも1種類を含むことを特徴とする請求項1から請求項6のいずれか一項に記載の固体酸化物型燃料電池。 the anode catalyst is Ni and GDC;
7. The solid oxide fuel cell according to claim 1, wherein the cathode catalyst contains at least one of PrOx , LSM, LSC, and GDC.
前記第2支持体の厚み、前記第2混合層の厚み、および前記カソードの厚みの間には、前記第2支持体>前記第2混合層>前記カソードの関係が成立することを特徴とする請求項1から請求項8のいずれか一項に記載の固体酸化物型燃料電池。 a thickness of the first support, a thickness of the first mixed layer, and a thickness of the anode satisfy the following relationship: first support>first mixed layer>anode;
9. The solid oxide fuel cell according to claim 1, wherein a relationship is established among a thickness of the second support, a thickness of the second mixed layer, and a thickness of the cathode : second support > second mixed layer > cathode.
前記電極グリーンシートの焼成によって得られる多孔体に、触媒を含浸する工程と、を含むことを特徴とする固体酸化物型燃料電池の製造方法。 a step of firing a laminate in which an electrode green sheet containing an electron conductive ceramic material powder and an oxide ion conductive ceramic material powder, a mixed layer green sheet containing a ceramic material powder and a metal material powder, and a support green sheet containing a metal powder are laminated on both sides of an electrolyte green sheet containing a solid oxide material powder having oxide ion conductivity;
and impregnating a catalyst into the porous body obtained by firing the electrode green sheet.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021046530A JP2022145221A (en) | 2021-03-19 | 2021-03-19 | Solid oxide type fuel cell and manufacturing method thereof |
PCT/JP2022/000685 WO2022196053A1 (en) | 2021-03-19 | 2022-01-12 | Solid oxide fuel cell and method for producing same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021046530A JP2022145221A (en) | 2021-03-19 | 2021-03-19 | Solid oxide type fuel cell and manufacturing method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022145221A JP2022145221A (en) | 2022-10-03 |
JP2022145221A5 true JP2022145221A5 (en) | 2024-04-08 |
Family
ID=83320183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021046530A Pending JP2022145221A (en) | 2021-03-19 | 2021-03-19 | Solid oxide type fuel cell and manufacturing method thereof |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2022145221A (en) |
WO (1) | WO2022196053A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102577459B1 (en) * | 2023-01-30 | 2023-09-13 | 한국과학기술원 | Solid oxide fuel cell |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1985397B (en) * | 2004-06-10 | 2012-07-04 | 丹麦科技大学 | Solid oxide fuel cell |
US7595019B2 (en) * | 2005-03-01 | 2009-09-29 | Air Products And Chemicals, Inc. | Method of making an ion transport membrane oxygen separation device |
FR2948821B1 (en) * | 2009-08-03 | 2011-12-09 | Commissariat Energie Atomique | ELECTROCHEMICAL METAL SUPPORT CELL AND METHOD OF MANUFACTURING THE SAME |
-
2021
- 2021-03-19 JP JP2021046530A patent/JP2022145221A/en active Pending
-
2022
- 2022-01-12 WO PCT/JP2022/000685 patent/WO2022196053A1/en active Application Filing
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