Sung-Chul Lee, Yongin-Si KR
Sung-Chul Lee, Yongin-Si KR
|Patent application number
|CARBON MONOXIDE TREATMENT APPARATUS FOR FUEL CELL - A carbon monoxide treatment apparatus according to an exemplary embodiment of the present invention includes: a reactor body; a partitioning plate located inside the reactor body for partitioning an internal space of the reactor body into a first section and a second section; a channel member in the first section for transporting an introduced gas including a reformed gas and an oxidant gas to the second section; and a reaction unit around the channel member of the first section for reducing a concentration level of carbon monoxide in the introduced gas moving through the first section by utilizing a preferential oxidation reaction of the carbon monoxide and the oxidant gas of the introduced gas, wherein moisture of the introduced gas that has been partially condensed when passing through the channel member is stored in the second section.
|PLATE-TYPE REACTOR FOR FUEL CELL AND FUEL CELL SYSTEM THEREWITH - A plate-type reactor for a fuel cell is provided. The plate-type reactor includes a plate-type reactor main body having a path for allowing a reactant to flow and a catalyst formed in the path to promote a chemical reaction of the reactant. The catalyst is composed of a first catalyst layer coated on a surface of the path and a second catalyst layer filled in a remaining space of the path.
|CATALYST FOR REFORMER OF FUEL CELL, PREPARING METHOD THEREOF, AND REFORMER FOR FUEL CELL AND FUEL CELL SYSTEM INCLUDING SAME - A catalyst for a reformer of a fuel cell including an active component and a carrier supporting the active component and including zinc oxide. The active component includes a transition metal and a platinum-group metal. Here, the catalyst has a relatively high reforming efficiency with a relatively low amount of platinum-group metal and a reaction temperature that is less than 500° C. to ensure reactor durability.
|FUEL CELL SYSTEM - A fuel cell system that effectively processes a flue gas generated from a heat source of a fuel reforming apparatus. The fuel reforming apparatus generates a reforming gas containing hydrogen through a reformation reaction of the fuel from a fuel supply, and a fuel cell main body generates electrical energy through an electrochemical reaction of the reforming gas with an oxidizing agent. The fuel reforming apparatus includes a reforming reaction part and a heat source. The reforming reaction part induces a reforming reaction in the fuel, and the heat source provides heat energy to the reforming reaction part. A flue gas postprocessor induces an oxidation-reduction reaction in a flue gas exhausted by a combustion reaction of the heat source to decrease toxic ingredients, such as CO, hydrocarbons, and NO
|FUEL REFORMING DEVICE AND FUEL CELL SYSTEM - A fuel reforming device that prevents a flash-back phenomenon includes a reforming reactor and a heater. The reforming reactor reforms a fuel, and the heater provides thermal energy to the reforming reactor by generating the thermal energy by a catalytic oxidation reaction between a catalytic layer and an oxidation reaction material. The heater includes an inflow pipe that receives the oxidation reaction material, an outflow pipe that outputs a flue gas generated by the catalytic oxidation reaction, and a flue gas retrieving pipe that connects the outflow pipe and the inflow pipe to direct the flue gas to the inflow pipe.
|SCREEN MASK AND MANUFACTURING METHOD OF A SOLAR CELL USING THE SCREEN MASK - A screen mask has a mesh, a frame, and at least one emulsion pattern. The mesh includes a squeeze surface pressed by a squeegee, and a discharge surface discharging a paste. The frame fixes an edge of the mesh. The emulsion pattern is placed on the discharge surface and includes a main pattern, and an auxiliary pattern spaced apart from the main pattern.
|SOLAR CELL AND MANUFACTURING METHOD THEREOF
|THIN FILM TYPE SOLAR CELL AND FABRICATION METHOD THEREOF - A method of fabricating a solar cell includes forming a doped portion having a first conductive type on a semiconductor substrate, growing an oxide layer on the semiconductor substrate, forming a plurality of recess portions in the oxide layer, further growing the oxide layer on the semiconductor substrate, forming a doped portion having a second conductive type on areas of the semiconductor substrate corresponding to the recess portions, forming a first conductive electrode electrically coupled to the doped portion having the first conductive type, and forming a second conductive electrode on the semiconductor substrate and electrically coupled to the doped portion having the second conductive type, wherein a gap between the doped portions having the first and second conductive types corresponds to a width of the oxide layer formed by further growing the oxide layer.
|SUPPORT FOR ELECTRODE CATALYST AND METHOD OF MANUFACTURING THE SAME, ELECTRODE CATALYST AND FUEL CELL - Disclosed are a support for an electrode catalyst that includes a carbon support and a crystalline carbon layer disposed on a surface of the carbon support, the crystalline carbon layer including one or more heteroatoms chemically-bound to carbon of the carbon support. A method of manufacturing the support for electrode catalyst, an electrode support, and a fuel cell including the support for an electrode catalyst are also disclosed.
|SUPPORTER FOR FUEL CELL, AND ELECTRODE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBLY FOR A FUEL CELL, AND FUEL CELL SYSTEM INCLUDING SAME - Disclosed are a supporter for a fuel cell, and an electrode for a fuel cell, a membrane-electrode assembly, and a fuel cell system including the same. The supporter includes a transition metal oxide coating layer formed on a surface of a carbonaceous material, the surface of the carbonaceous material covalently bonded with the transition metal oxide.
|PHOTOELECTRIC DEVICE AND MANUFACTURING METHOD THEREOF - A photoelectric device is disclosed. The photoelectric device includes a semiconductor substrate, first and second semiconductor stacks having opposite conductive types and alternately arranged on a first surface of the semiconductor substrate, and a gap insulation layer formed between the first and second semiconductor stacks. An undercut may be formed in the gap insulation layer. A method of manufacturing a photoelectric device is also disclosed.
|CATALYST FOR FUEL CELL, METHOD OF PREPARING SAME, MEMBRANE-ELECTRODE ASSEMBLY AND FUEL CELL SYSTEM INCLUDING SAME - Disclosed are a catalyst for a fuel cell, a method of preparing the same, and an electrode for a fuel cell, a membrane-electrode assembly for a fuel cell, and a fuel cell system including the same, and the catalyst includes a carrier; and an active metal supported on the carrier, wherein the carrier is crystalline carbon bonded with a functional group represented by the following Chemical Formula 1 at the surface thereof.
|SUPPORT FOR FUEL CELL, METHOD OF PREPARING THE SAME, AND ELECTRODE FOR FUEL CELL, MEMBRANE-ELECTRODE ASSEMBY FOR A FUEL CELL AND FUEL CELL SYSTEM INCLUDING SAME - A support for a fuel cell includes a substrate including highly crystalline carbon, and a crystalline carbon layer on the substrate.
|ELECTRODE CATALYST FOR FUEL CELL, ELECTRODE FOR FUEL CELL INCLUDING THE ELECTRODE CATALYST, AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL INCLUDING THE SAME - An electrode catalyst for a fuel cell, an electrode, a fuel cell, and a membrane electrode assembly (MEA), the electrode catalyst including a carbonaceous support, and a catalyst metal loaded on the carbonaceous support, wherein the carbonaceous support includes a functional group bound on a surface thereof, the functional group being represented by one of Formula 1 or Formula 2, below,
Patent applications by Sung-Chul Lee, Yongin-Si KR