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Sung Pil Yoon

Sung Pil Yoon, Seongnam-Si KR

Patent application numberDescriptionPublished
20080241611MCFC anode for direct internal reforming of ethanol, manufacturing process thereof, and method for direct internal reforming in MCFC containing the anode - A direct internal reforming system of ethanol for a molten carbonate fuel cell (MCFC) is provided. An MCFC anode for a direct internal reforming of ethanol, a manufacturing process thereof, and a direct internal reforming method in MCFC where an ethanol solution is injected into the anode are provided. by the simple process of coating the surface of the anode with small quantity of catalyst, the drawback in that the performance of MCFC is degraded when the ethanol is directly used as a fuel is overcome. Further, an additional apparatus such as an external reforming apparatus and additional cost for pelletizing the catalyst powders are not required, which is economical. Furthermore, the performance improvement enables long-term operation, which contributes to commercialization of MCFC.10-02-2008
20080241620SEPARATOR FOR COOLING MCFC, MCFC INCLUDING THE SAME AND METHOD FOR COOLING MCFC USING THE SEPARATOR - A separator for cooling an MCFC has a cooling gas flow path provided in the separator, a cooling anode gas or a cooling cathode gas flowing through the cooling gas flow path, the cooling anode gas or the cooling cathode gas having a temperature lower than that of a general anode gas or a general cathode gas which is supplied to an anode or a cathode of the MCFC.10-02-2008
20090238711Ni-Al ALLOY ANODE FOR MOLTEN CARBONATE FUEL CELL MADE BY IN-SITU SINTERING THE Ni-Al ALLOY AND METHOD FOR MAKING THE SAME - Disclosed is a Ni-Al alloy anode for molten carbonate fuel cell made by in-situ sintering the Ni-Al alloy. Further, disclosed is a method for preparing the same comprising steps of preparing a sheet with Ni-Al alloy powders (S1); and installing the sheet in a fuel cell without any heat treatment for sintering the Ni-Al alloy in the sheet and then in-situ sintering the Ni-Al alloy in the sheet during a pretreatment process of the cell with the sheet (S2), wherein a reaction activity of the Ni-Al alloy anode can be maintained, the method is simple and economic, and a mass production of the Ni-Al alloy anode and a scale-up in the method are easy.09-24-2009
20100075202MEMBRANE-ELECTRODE ASSEMBLY INCLUDING GUARD GASKET - Disclosed is a membrane-electrode assembly (MEA) that prevents an electrolyte membrane from being damaged upon the fabrication of a single cell or a stack of fuel cells. The MEA further includes a guard gasket interposed between conventional gaskets, wherein the guard gasket has a thickness corresponding to 70%-95% of the thickness of the electrolyte membrane. The MEA ensures mechanical protection of the electrolyte membrane, and thus prevents the electrolyte membrane from being damaged by an excessive binding pressure upon the fabrication of a single cell or a stack of fuel cells. Furthermore, the contact resistance between the electrolyte membrane and the catalyst layer and the contact resistance between the gas diffusion layer and the catalyst layer can be minimized, thereby improving the quality of a fuel cell.03-25-2010
20100203415UNIT CELL OF HONEYCOMB-TYPE SOLID OXIDE FUEL CELL, STACK USING THE UNIT CELL AND METHOD MANUFACTURING THE UNIT CELL AND STACK - Disclosed is a unit cell of a honeycomb-type solid oxide fuel cell (SOFC) having a plurality of channels. The channels include cathode channels and anode channels. The cathode channels and anode channels are set up alternately in the unit cell. A collector is installed inside each of the cathode channels and the anode channels, and a packing material is packed into the channels having the collector. Disclosed also is a stack including the unit cells and methods for manufacturing the unit cell and the stack.08-12-2010
20100279197Membrane-electrode binder having dual electrode, method of manufacturing the binder, and fuel cell comprising the same - A membrane-electrode binder for a fuel cell, a method of manufacturing the binder, and a fuel cell comprising the binder are provided, in which the membrane-electrode binder comprises a dual electrode constituted by a first electrode and a second electrode in a two-layer form, and a polymer electrolyte membrane disposed on the dual electrode, the dual electrode comprising an electrode substrate and a catalyst layer formed thereon. In detail, the membrane-electrode binder comprises the dual electrode that is constituted by the first electrode obtained by using a PBI-based binder, the second electrode obtained by using a PTFE-based binder, and an inorganic acid doped PBI-based polymer electrolyte membrane disposed on the dual electrode and coming in contact with the first electrode. In the configuration of the dual electrode, the PBI-based binder used for manufacturing the first electrode contributes to enhancing an adhesive strength with the inorganic acid doped PBI-based polymer electrolyte membrane, and the PTFE-based binder used for manufacturing the second electrode contributes to suppressing the emission of an inorganic acid from the inorganic acid doped PBI-based polymer electrolyte membrane, together improving the performance of a fuel cell.11-04-2010

Patent applications by Sung Pil Yoon, Seongnam-Si KR

Sung Pil Yoon, Gyeonggi-Do KR

Patent application numberDescriptionPublished
20090208814HONEYCOMB-TYPE SOLID OXIDE FUEL CELL AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a honeycomb type SOFC wherein a first material, density of which is lowered upon phase-transition, a second material having higher thermal expansion coefficient than that of an electrode supporter, or a composite material of the first and second materials is filled in the electrode channel to which the collector is bonded as a material which can form an oxide under the electrode atmosphere, and a manufacturing method thereof.08-20-2009
20100021775APPARATUS FOR PORTABLE FUEL CELLS AND OPERATING METHOD THEREOF - Disclosed are an apparatus for portable fuel cell and an operation method thereof, wherein stabilization state after initial operation can be determined using OCV.01-28-2010

Sung Pil Yoon, Kyunggi-Do KR

Patent application numberDescriptionPublished
20080299421Method for Analyzing the Performance of Mea and Segmented Cell Used for the Method - A separation plate having a gas flow path is segmented for analyzing MEA performance without segmenting an electrode or a gas diffusion layer. In advance, a MEA is operated for a long time in a real stack environment using a typical separation plate which is not segmented, and then the segmented separation plate for analyzing MEA performance is mounted to the MEA.12-04-2008
20090023018Multi-Layered Electrode for Fuel Cell and Method for Producing the Same - Disclosed are a multi-layered electrode for fuel cell and a method for producing the same, wherein the electrode can be operated under non-humidification and normal temperature, the flooding of the electrode catalyst layer can be prevented, and the long-term operation characteristic can be increased due to the prevention of the loss of the electrode catalyst layer.01-22-2009

Patent applications by Sung Pil Yoon, Kyunggi-Do KR

Sung Pil Yoon, Seoul KR

Patent application numberDescriptionPublished
20110138267MOBILE TERMINAL AND METHOD OF CONTROLLING THE OPERATION OF THE MOBILE TERMINAL - A mobile terminal and a method may be provided for controlling an operation of the mobile terminal. This may include displaying a first webpage on a display module, and if a second webpage is chosen to be displayed, determining whether the second webpage is provided by the same website that provides the first webpage. If the second webpage is provided by the same website that provides the first webpage, the first and second webpages may be merged into a third webpage and the third webpage may be displayed on the display module. Therefore, a plurality of webpages provided by a same webpage may be displayed at a same time by merging the webpages into a single webpage.06-09-2011