Patent application number | Description | Published |
20090011294 | Hydrogen generator and fuel cell system with the same - A hydrogen generator includes a water storage container for storing water, a reaction container for receiving a solid fuel that is a mixture of a complex metal hydride and catalysts, and a water supplying source that is connected between the water storage container and the reaction container to supply the water to the reaction container. | 01-08-2009 |
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 |
20090110973 | FUEL CELL SYSTEM - A fuel cell system includes a fuel cell stack for generating electricity by a electrochemical reaction of hydrogen and oxygen; a controller for controlling the operation of the system; a hydride storage tank for storing hydride powder as a source of hydrogen for the fuel cell stack; a hydrogen separating chamber for collecting hydrogen gas generated from a reaction of the hydride powder and liquid catalyst; a powder transferring device for transferring the hydride powder to the hydrogen separating chamber; and a residue collector for collecting residues that are generated from the reaction and settled at the bottom of the hydrogen separating chamber. | 04-30-2009 |
20090110974 | FLOW CHANNEL AND FUEL CELL SYSTEM - A fuel cell system includes a fuel cell stack for generating electric energy by an electrochemical reaction of hydrogen and oxygen; a hydride tank for storing a liquid hydride; a liquid catalyst tank for storing a liquid catalyst for promoting a hydrogen gas generation reaction from the liquid hydride; a reaction flow channel for promoting laminar flow of the liquid hydride and the liquid catalyst; and a hydrogen separator for storing the hydrogen gas generated from the reaction flow channel and transferring the hydrogen gas to the fuel cell stack. | 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 |
20110070518 | UNIT CELL OF SOLID OXIDE FUEL CELL AND STACK USING THE SAME - A unit cell of a solid oxide fuel cell (“SOFC”) and a fuel cell stack including the SOFC are disclosed. The SOFC may include a first electrode formed in a hollow cylinder shape, a second electrode formed on an outer surface of the first electrode, an electrolyte layer formed between the first electrode and the second electrode and a cap coupled to an end portion of the first electrode. A seating groove may be formed in the cap such that a conductor may be inserted into the seating groove and be in surface contact with the cap. The cap may include a conductive material and a current collection area of the unit cell may be broad when the fuel cell is included in, a fuel cell stack. | 03-24-2011 |
20110086293 | SOLID OXIDE FUEL CELL HOUSING - A housing for a solid oxide fuel cell, the housing including a plurality of side walls defining a cavity; a first opening in one of the plurality of side walls, the first opening being configured to allow fluid to enter into the cavity; a second opening in one of the plurality of side walls, the second opening being configured to allow the fluid to exit from the cavity; and a flow path extending unit between the first opening and the second opening to increase a length of a flow path between the first opening and the second opening. | 04-14-2011 |
20110117475 | Anode supported solid oxide fuel cell - An anode supported solid oxide fuel cell including a cylinder-type anode, the cylinder-type anode having a hollow part therein; an electrolyte and an air gap sequentially laminated on an outer peripheral surface of the anode; and a plurality of conductors in the hollow part, the conductors being capable of current collecting in the cell. | 05-19-2011 |