Patent application number | Description | Published |
20120141903 | FLAT-TUBULAR SOLID OXIDE CELL STACK - Disclosed herein is a flat-tubular solid oxide cell stack. The cell stack includes a plurality of unit cells which are stacked one on top of another. Each unit cell includes a flat-tubular electrode support made of a porous conductive material. A first-gas flow channel is formed in the electrode support in a longitudinal direction thereof. First gas flows along the first-gas flow channel. A second-gas flow channel is formed on the outer surface of the electrode support. Second-gas flows along the second-gas flow channel. A connection hole is formed on each of opposite ends of the first-gas flow channel of each of the unit cells and communicates with the first-gas flow channel of the adjacent unit cell so that the first gas flows along the unit cells in a zigzag manner in the longitudinal directions of the unit cells. | 06-07-2012 |
20120186574 | SILICON CARBIDE HONEYCOMB AND METHOD OF PREPARING THE SAME - Disclosed is a silicon carbide honeycomb having porosity of 5% or less but exceeding 0% and including silicon carbide and metal silicon. Also disclosed is a method of preparing a silicon carbide honeycomb. Further, disclosed is a solar receiver comprising silicon carbide and metal silicon. | 07-26-2012 |
20120315570 | COLLECTOR FOR FUEL CELL AND FUEL CELL USING THE SAME - A collector for a fuel cell and a fuel cell are provided. The collector for a fuel cell comprises a conductive material and silicon carbide, wherein the conductive material is disposed in the silicon carbide. The collector for a fuel cell according to the present invention has excellent electrical conductivity both at a high temperature of 850° C. or more and at room temperature because it includes a conductive material and silicon carbide. | 12-13-2012 |
20130011654 | METHOD FOR MANUFACTURING HIGH-DENSITY FIBER REINFORCED CERAMIC COMPOSITE MATERIALS - Disclosed herein is a method of manufacturing a high-density fiber reinforced ceramic composite material, including the steps of: 1) impregnating a fiber preform material multi-coated with pyrolytic carbon and silicon carbide to form impregnated fiber reinforced plastic composite material; 2)carbonizing the impregnated fiber reinforced plastic composite material to form carbonized fiber composite material; 3) a primary reaction-sintering of the fiber composite material; 4) cooling the primarily reaction-sintered fiber composite material down to room temperature and then impregnating the primarily reaction-sintered fiber composite material with a solution in which a polymer precursor for producing silicon carbide (SiC) is dissolved in a hexane (n-hexane) solvent; and 5) a secondary reaction-sintering of the fiber composite material; and a high-density fiber reinforced ceramic composite material manufactured using the method. | 01-10-2013 |
20130266883 | FLAT-TUBULAR SOLID OXIDE CELL STACK - Disclosed herein is a flat-tubular solid oxide cell stack in which the pathway of chemical reactions is long and the temperature and flow rate of feed gas are maintained at uniform levels, thus the efficiency of electrical energy generation is increased when the cell stack is used as a fuel cell, and the purity of generated gas (hydrogen) is increased when the cell stack is used as a high-temperature electrolyzer. | 10-10-2013 |
20130266884 | Unit cell for flat-tubular solid oxide fuel cell or solid oxide electrolyzer, and flat-tubular solid oxide fuel cell and flat-tubular solid oxide electrolyzer using the same - This invention relates to a unit cell for a flat-tubular solid oxide fuel cell or solid oxide electrolyzer, and a flat-tubular solid oxide fuel cell and a flat-tubular solid oxide electrolyzer using the same, and more particularly to a unit cell for a flat-tubular solid oxide fuel cell or solid oxide electrolyzer, wherein the unit cell includes a connector including connection parts, thus decreasing the thickness of the unit cell and reducing the size of a cell stack, and to a flat-tubular solid oxide fuel cell and a flat-tubular solid oxide electrolyzer using the same. | 10-10-2013 |
20130273451 | FLAT TUBULAR OR PLATE TYPE SOLID OXIDE FUEL CELL - The present invention relates to a solid oxide fuel cell, which includes a plurality of unit cells and a connection layer between the plurality of unit cells, wherein each of the unit cells includes an anode, a cathode and a solid electrolyte between the anode and the cathode, and the connection layer includes i) a first layer containing La-ferrite including one or more selected from the group consisting of Sr, Ca and Ba; and ii) a second layer containing La-ferrite including one or more selected from the group consisting of Sr, Ca and Ba, and one or more cerias selected from the group consisting of GDC (Gd doped ceria), LDC (La-doped ceria) and SDC (Sm-doped ceria), wherein the first layer is in contact with the cathode of each of the unit cells and the second layer is in contact with the anode of each of the unit cells. | 10-17-2013 |
20130330648 | FLAT TUBULAR SOLID-OXIDE FUEL CELL, AND FLAT TUBULAR SOLID-OXIDE WATER ELECTROLYSIS APPARATUS - The present invention relates to a flat tubular solid-oxide fuel cell and to a water electrolysis apparatus. More particularly, the present invention relates to a flat tubular solid-oxide fuel cell and to a water electrolysis apparatus, wherein the flat tubular solid-oxide fuel cell comprises: a cell stack including a plurality of flat tubular unit cells; and first manifolds which are made of ceramic materials, and each of which has a first reaction gas inlet/outlet portion for the entry/exit of a first reaction gas to/from the cell stack and a first insertion portion for the insertion of either of the two ends of the cell stack, wherein the first manifolds are arranged at both ends of the cell stack, respectively, to thereby simplify the structure of the fuel cell and minimize the number of sealing portions in order to reduce the loss of reaction gas or the like. | 12-12-2013 |
20140100104 | CARBON FIBER-REINFORCED SILICON CARBIDE COMPOSITE MATERIAL AND METHOD OF PREPARING THE SAME - The present invention provides a method of preparing a carbon fiber-reinforced silicon carbide composite material, wherein carbon nanotubes are formed in the composite material, and then metal silicon is melted and infiltrated into the composite material, so the amount of unreacted metal is reduced and the strength of the composite material is improved, and provides a carbon fiber-reinforced silicon carbide composite material prepared by the method. | 04-10-2014 |
20140127607 | CATHODE FOR SOLID OXIDE FUEL CELL, METHOD OF MANUFACTURING THE SAME, AND SOLID OXIDE FUEL CELL INCLUDING THE SAME - A cathode for a solid oxide fuel cell, the cathode including: a mixed ionic-electronic conductor having a structure in a form of a pattern. | 05-08-2014 |
20140242327 | FIBER-REINFORCED CERAMIC COMPOSITE MATERIAL HONEYCOMB AND METHOD FOR PREPARING THE SAME - Disclosed herein is a fiber-reinforced ceramic composite material honeycomb, including: a plurality of inner tubes, each of which is made of a fiber-reinforced ceramic composite material; and an outer shell which is made of a fiber-reinforced ceramic composite material and which surrounds the plurality of inner tubes. | 08-28-2014 |
20150024299 | UNIT CELL FOR SOLID-OXIDE FUEL CELL AND SOLID-OXIDE FUEL CELL USING SAME - The present invention relates to a unit cell for a solid-oxide fuel cell and to a solid-oxide fuel cell using same, and, more specifically, relates to: a unit cell for a solid-oxide fuel cell, wherein a fuel charging-and-discharging part and an air charging-and-discharging part are provided perpendicularly to a cathode comprised in the solid-oxide fuel cell; and a solid-oxide fuel cell using same. | 01-22-2015 |