Patent application number | Description | Published |
20080199745 | METHOD OF DRIVING HEATING UNIT FOR REFORMER, AND REFORMER AND FUEL CELL SYSTEM INCLUDING THE SAME - A method of driving a heating unit for a fuel cell reformer, a reformer applied with the method for driving the heating unit, and/or a fuel cell system including the reformer. The method includes: supplying an oxidant to the heating unit and absorbing the oxidant by a fuel oxidizing catalyst of the heating unit; supplying a fuel at an excessive amount to the heating unit and absorbing the fuel by the fuel oxidizing catalyst of the heating unit; and supplying the fuel and the oxidant to the heating unit at a stoichiometric ratio of the fuel to the oxidant ranging from 1:1 to 2:1, wherein the heating unit generates heat through an oxidizing catalyst reaction between the fuel and the oxidant. | 08-21-2008 |
20080206613 | Reformer for fuel cell, and fuel cell system comprising the same - A reformer for a fuel cell system includes a heating source for generating heat by a reaction of a fuel and an oxidant using an oxidizing catalyst, and a reforming reaction part for generating hydrogen by a reforming catalyst reaction. The oxidizing catalyst includes a solid acid, including a strong acid ion and an inorganic oxide, and a platinum-based metal. The reformer for a fuel cell system can start a fuel oxidation catalyst reaction at a low temperature with the heating source having a simplified structure. | 08-28-2008 |
20080241019 | REACTION VESSEL AND REACTION DEVICE - Provided is a reaction vessel for a fuel cell, and more particularly to a reaction vessel exhibiting improved thermal efficiency, and a reaction device for a steam reforming reaction for a fuel cell. The reaction device includes a cylindrical reaction catalyst chamber on which a target reaction catalyst for a predetermined target reaction is disposed; and a tubular oxidation catalyst chamber surrounding the reaction catalyst chamber, comprising an oxidation reaction catalyst therein. The reaction device according features an increased contact area between catalyst and gas, and rapidly heating of the gas in contact with the catalyst to a desired reaction temperature. | 10-02-2008 |
20080268301 | Fuel reforming apparatus and its method of driving and fuel cell system including the apparatus - A fuel reforming apparatus includes an oxidation reaction unit in which an oxidation catalyst is formed, a reforming reaction unit in which a reforming catalyst is formed, and an ignition unit for igniting a hydrocarbon-containing fuel and an oxidant and preheating the oxidation catalyst in an early driving stage. The oxidation reaction unit has a first section and a second section respectively formed opposite to each other with the oxidation catalyst interposed therebetween and forms a stream of the fuel and the oxidant flowing to the second section through the oxidation catalyst from the first section, the ignition unit being located in the second section. | 10-30-2008 |
20080268312 | Desulfurizing device for fuel cell and fuel cell system including the same - A desulfurizing device for a fuel cell includes a dehydrating element for absorbing moisture in a hydrocarbon fuel, and a desulfurizing element for absorbing a sulfur compound included in the hydrocarbon fuel that flows out of the dehydrating element. In another embodiment, the desulfurizing device for a fuel cell includes a dehydrating element for absorbing moisture included in a fuel, and a desulfurizing element. The desulfurizing element absorbs a sulfur compound included in the fuel flowing out of the dehydrating element if temperature of the desulfurizing element is below a predetermined temperature, and the desulfurizing element desorbs a sulfur compound included in the desulfurizing element whenever the desulfurizing element is heated above the predetermined temperature. | 10-30-2008 |
20090011287 | High temperature fuel cell stack and fuel cell having the same - In a fuel cell, a fuel cell stack for high temperature comprises: a main body of the fuel cell having an electrolyte membrane, and an anode electrode and a cathode electrode bonded to both sides of the electrolyte membrane for generating electric energy by electro-chemically reacting fuel supplied to the anode electrode and oxidizer supplied to the cathode electrode; and a heater having a chamber attached to the main body of the fuel cell and an oxidation catalyst installed inside the chamber. The heater generates heat by oxidizing fuel supplied to the inside of the chamber, and heats the main body of the fuel cell with the generated heat. According to the present invention, it is possible to significantly reduce the starting time of the main body of the fuel cell, and to easily control a starting temperature of the main body of the fuel cell. | 01-08-2009 |
20090091902 | DISPLAY APPARATUS AND METHOD FOR REDUCING ELECTROMAGNETIC INTERFERENCE THEREOF - A display apparatus including a circuit board and a surface grounded portion which is disposed on an end portion of the circuit board and formed of a conductive layer. The display apparatus may include a signal receiver mounted on the circuit board, the signal receiver receiving a signal. The display apparatus may include a signal processor mounted on the circuit board, the signal processor processing signals received by the signal receiver. | 04-09-2009 |
20090107662 | EVAPORATOR FOR FUEL CELL SYSTEM - An evaporator for a fuel cell system generating steam used for a steam reforming reaction provides an evaporator including a body having an inner space formed by a hollow for allowing a flow of a fluid, and a plurality of cell barrier members dividing the inner space into a plurality of spaces and having heat conductivity. The spaces include at least one first space for allowing a flow of a flue gas and at least one second space for allowing a flow of water. | 04-30-2009 |
20090169932 | FUEL CELL SYSTEM AND REFORMER - A fuel cell system and a reformer for a fuel cell system prevents backfire and improves efficiency of heat transfer. The fuel cell system includes a reformer generating hydrogen gas from fuel including hydrogen by a catalytic chemical reaction using heat energy, and at least one electricity generating unit generating electrical energy by an electrochemical reaction between the hydrogen gas and oxygen. The reformer includes a case, a heat source, and a reforming reaction part. The case forms an external shape. The heat source is disposed in the case to generate heat energy by an oxidation reaction between fuel and a catalyst, and includes a mesh, an oxidation catalyst layer formed on a surface of the mesh, and at least one fuel injection nozzle supplying the fuel to the oxidation catalyst layer. The reforming reaction part is disposed in the case to generate hydrogen gas from fuel using the heat energy generated from the heat source. | 07-02-2009 |
20090200678 | Device comprising multi-layered thin film having excellent adhesive strength and method for fabricating the same - A device comprises a multi-layered thin film having excellent adhesion due to the method of fabricating the same. More particularly, the device includes a multi-layered thin film consisting of a tantalum nitride layer, a tantalum layer formed on the tantalum nitride layer, and a gold thin film formed on the tantalum layer. | 08-13-2009 |
20090214908 | Fuel cell reforming catalyst, method of preparing the same, reformer for fuel cell, and fuel cell system including the same - A fuel cell reforming catalyst includes a platinum-group metal; an inorganic oxide selected from CeO | 08-27-2009 |
20090258261 | FUEL CELL SYSTEM AND METHOD OF CONTROLLING THE SAME - A fuel cell system and a control method thereof are capable of preventing anode flooding due to a temperature difference between a stack and reformate upon starting a fuel cell system. The method of controlling a fuel cell system including steps of detecting a temperature of a fuel cell stack, detecting a temperature of reformate that is generated in a fuel reformer and then is supplied to the fuel cell stack through a heat exchanger, and setting the temperature of the reformate to be lower than the temperature of the fuel cell stack during a starting time of the fuel cell system. | 10-15-2009 |
20090258265 | Fuel supply device for fuel cell and fuel cell system using the same - A fuel supply device for a fuel cell and a fuel cell system using the same that prevent H | 10-15-2009 |
20100196776 | AUTO IGNITION TYPE AUTOTHERMAL REFORMER AND FUEL CELL SYSTEM HAVING THE SAME - An auto ignition type autothermal reformer (ATR) performs reproducible ignition using a catalyst that performs ignition without a separate ignition unit, such as an igniter or heating wire, and a fuel cell system having the ATR. The ATR includes a reaction container having a first opening through which a fuel is introduced into the reaction container and a second opening through which a reformate is discharged from the reaction container, the fuel having a mixture of an aqueous primary fuel solution and hydrogen peroxide; a first catalyst disposed adjacent to the first opening in the reaction container, the first catalyst being a granular catalyst; a second catalyst disposed at the rear portion of the first catalyst to promote an autothermal reforming reaction; and a third catalyst disposed at the rear portion of the second catalyst to promote an oxidation reaction. | 08-05-2010 |
20140014981 | DISPLAY APPARATUS - A display apparatus including a display panel including a pixel electrode and a plurality of first signal lines transmitting a driving signal to the pixel electrode, a conductive member on the first signal lines, the conductive member having a resin, and a second signal line on the conductive member, the second signal line having an opening through which the resin travels to couple the second signal line with one of the first signal lines. | 01-16-2014 |
20140168185 | DISPLAY APPARATUS, VIDEO WALL APPARATUS, DISPLAY METHOD AND VIDEO WALL DISPLAY METHOD - A display apparatus is disclosed. The display apparatus includes a display panel, a photonic crystal array which is arranged on at least one side of the display panel and displays an image based on an applied voltage, an electrode which applies voltage to the photonic crystal array, and a controller which controls so that voltage is applied to the photonic crystal array based on image information displayed on the display panel. | 06-19-2014 |
20150061967 | IMAGE ADJUSTING DEVICE AND METHOD FOR PERFORMING IMAGE CALIBRATION USING A PATCH IMAGE - An image adjusting apparatus is provided. The image adjusting apparatus includes: a first interface configured to be connected to a plurality of display apparatuses; a second interface configured to be connected to a calibrator; and a controller configured to generate a plurality of different patch images and provide the generated plurality of different patch images to each of the plurality of display apparatuses through the first interface. | 03-05-2015 |
20150077356 | DISPLAY APPARATUS FOR SENSING TOUCH INPUT AND TOUCH INPUT METHOD THEREOF - A display apparatus is provided. The display apparatus includes a communication interface configured to communicate with a plurality of image input devices, a display configured to display a plurality of images provided by the plurality of image input devices on a single screen, a storage configured to store screen scale information of the plurality of image input devices, a sensor configured to sense a touch input on one image of the plurality of images, and a controller configured to convert actual touch coordinate values of an entire screen of the display into relative touch coordinate values corresponding to an image input device which provides a touched image in which the touch input is sensed, according to the screen scale information of the image input device which provides the touched image in response to the touch operation being sensed, and transmit the converted relative touch coordinate values to the image input device which provides the touched image. | 03-19-2015 |