# US 10,483,561 B2 · Flat plate-shaped solid oxide fuel cell and cell module comprising same

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 10,483,561 B2
- Document ID: US10483561B2
- Status: Granted
- Kind: B2
- Application number: 15/578,415
- Filed: 2016-07-27
- Published: 2018-08-02
- Granted: 2019-11-19
- Earliest claimed: 2015-08-27
- Assignees: LG Chem, Ltd.
- Applicants: LG Chem, Ltd.
- Inventors: Yeonhyuk Heo; Kwangwook Choi; Sanghyeok Im; Takkeun Oh; Jeong Mi Choi; Tai Min Noh
- Web page: https://patentgrep.com/patent/US10483561B2

## CPC

- H01M 8/0271: Sealing or supporting means around electrodes, matrices or membranes
- H01M 8/1226: characterised by the supporting layer
- H01M 8/00: Fuel cells; Manufacture thereof
- H01M 8/0206: Metals or alloys
- H01M 8/1246: the electrolyte consisting of oxides
- H01M 8/1253: the electrolyte containing zirconium oxide
- H01M 8/1286: Fuel cells applied on a support, e.g. miniature fuel cells deposited on silica supports
- H01M 8/2432: Grouping of unit cells of planar configuration
- H01M 8/249: comprising two or more groupings of fuel cells, e.g. modular assemblies
- H01M 2008/1293: {Fuel cells with solid oxide electrolytes}
- H01M 2300/0077: based on zirconium oxide
- Y02E 60/50: Fuel cells
- Y02P 70/50: Manufacturing or production processes characterised by the final manufactured product
- H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

## Abstract

A flat plate-shaped solid oxide fuel cell having a porous ceramic support, a fuel electrode provided on the porous ceramic support, an electrolyte layer provided on the fuel electrode, an air electrode provided on the electrolyte layer, and a fuel electrode current collector connected to the fuel electrode and extending in a direction way from the air electrode is provided.

## Claims

### Claim 1

A flat plate-shaped solid oxide fuel cell comprising:
a porous ceramic support;
a fuel electrode provided on the porous ceramic support;
an electrolyte layer provided on the fuel electrode;
an air electrode provided on the electrolyte layer; and
a fuel electrode current collector connected to the fuel electrode and extending in a direction away from the air electrode.

### Claim 2 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, wherein at least a part of an edge part of the fuel electrode extends to a surface of the porous ceramic support in the direction away from the air electrode, and
wherein the fuel electrode current collector and the part of the fuel electrode extending to the surface of the porous ceramic support in the direction away from the air electrode are connected.

### Claim 3 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, further comprising an air electrode current collector connected to the air electrode and extending in a direction away from the electrolyte layer.

### Claim 4 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, wherein the porous ceramic support includes at least one oxide of Mg, Ca, Y, Al and Zr.

### Claim 5 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, wherein the porous ceramic support includes at least one oxide of MgO, MgAl2O4, CaO, Y2O3, Al2O3 and Zr2O3.

### Claim 6 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, wherein a thickness of the porous ceramic support is 200 μm or more and 5 mm or less.

### Claim 7 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, comprising:
a metal mesh layer provided on a part of the fuel electrode extending to a surface of the porous ceramic support in the direction away from the air electrode; and
an extension line connected to the metal mesh layer and extending in the direction away from the air electrode.

### Claim 8 (depends on 1)

The flat plate-shaped solid oxide fuel cell of claim 1, wherein the fuel electrode current collector includes nickel or copper.

### Claim 9 (depends on 1)

A cell module comprising the flat plate-shaped solid oxide fuel claim 1 as a unit cell.