Entries |
Document | Title | Date |
20100173215 | FUEL CELL AND FABRICATING METHOD THEREOF - A fuel cell includes a substrate layer, a first electrode, a second electrode, a first chamber layer and a second chamber layer, and all of which are integrally formed by co-firing. The substrate layer includes a first surface and a second surface opposite to the second surface, and the first electrode, the second electrode are formed on the first and second surfaces, respectively. The first chamber layer, disposed on the first electrode, includes a first flow passage and a first fuel chamber connected thereto, and a first gas passes the first flow passage, enters the first fuel chamber and contacts the first electrode. The second chamber, disposed on the second electrode, includes a second flow passage and a second fuel chamber connected thereto, and a second gas passes the second flow passage, enters the second fuel chamber and contacts the second electrode. | 07-08-2010 |
20100173216 | OPTIMIZING PERFORMANCE OF END CELLS IN A FUEL CELL STACK - There are described various techniques used to optimize end cell performance of a fuel cell stack, such as varying the thickness of a membrane throughout the stack, varying the material of the membrane throughout the stack, varying the size of the active area throughout the stack, and varying the catalyst loading throughout the stack. | 07-08-2010 |
20100173217 | FUEL CELL AND METHOD FOR PRODUCTION THEREOF - A fuel cell ( | 07-08-2010 |
20100178579 | Bipolar Plate for a Fuel Cell and Fuel Cell Stack - A bipolar plate which can be produced particularly economically for a fuel cell, with which a high degree of efficiency is guaranteed over a long service life. The bipolar plate has a core layer consisting of a steel material, the surfaces of said core layer, which are associated with the respective electrolyte carriers of the fuel cell, having a corrosion protection layer, protecting the core layer against corrosion. The corrosion protection layers consist of a metal material and extend on both sides over the whole surface of the core layer. At the same time the corrosion protection layers are in turn coated over the whole surface with an electrically conductive functional coating, which is essentially entirely impermeable for the metal ions emerging from the core layer and/or the corrosion protection layers. The invention likewise relates to at least one fuel cell comprising a bipolar plate according to the invention. | 07-15-2010 |
20100183937 | Fuel cell system having a hydrogen separation member - A fuel cell stack configured to input raw fuel from a fuel source to produce electrical energy includes a fuel cell comprising an anode, an electrolyte, and a cathode. The anode defines an anode chamber, and a hydrogen separation member is disposed within the anode chamber. The hydrogen separation member has a first side and a second side. The first side of the hydrogen separation member defines a raw fuel chamber. The hydrogen separation member transfer hydrogen between the first side and the second side to provide hydrogen fuel to the anode of the fuel cell, while inhibiting the transportation of gas molecules between the first side and the second side. | 07-22-2010 |
20100183938 | FUEL CELL - A fuel cell ( | 07-22-2010 |
20100190081 | STACKING-TYPED SECONDARY BATTERY PROVIDING TWO OR MORE OPERATION VOLTAGES - Provided is a stacked-type secondary battery comprising a battery cell formed by stacking a plurality of full cells having a structure of cathode/separator/anode or bicells having a structure of cathode(anode)/separator/anode(cathode)/separator/cathode(anode), as a unit electrode assembly, wherein a cathode active material and/or an anode active material in two or more unit electrode assemblies are configured to have a different composition to induce a voltage difference and separate electrode terminals are installed in a battery case according to the voltage difference to thereby simultaneously provide two or more voltages by a single battery. | 07-29-2010 |
20100203413 | FUEL CELL AND A METHOD OF MANUFACTURING A FUEL CELL - A solid oxide fuel cell comprises a porous anode electrode, a dense non-porous electrolyte and a porous cathode electrode. The anode electrode comprises a first member and a plurality of parallel plate members extending from the first member. The cathode electrode comprises a second member and a plurality of parallel plate members extending from the second member. The plate members of the cathode electrode inter-digitate with the plate members of the anode electrode and the electrolyte fills the spaces between the first and second members and the parallel plate members of the anode electrode and the cathode electrode. | 08-12-2010 |
20100221633 | FUEL CELL STACK AND FUEL CELL SYSTEM - A fuel cell stack formed by stacking two or more fuel cell layers each constituted of one or more unit cell and a fuel cell system including the same are provided. Any two fuel cell layers adjacent to each other each have one or more gap region. At least a part of the gap region in one fuel cell layer of any two fuel cell layers adjacent to each other is in contact with a unit cell constituting the other fuel cell layer. The gap region in one fuel cell layer and the gap region in the other fuel cell layer communicate with each other. The fuel cell stack is excellent in fuel or oxidizing agent supply performance and it realizes high power density. | 09-02-2010 |
20100248064 | THREE DIMENSIONAL SINGLE-CHAMBER FUEL CELLS - The present invention relates to single chamber fuel cells and systems and methods associated with the same. Architectures and materials that allow for high performance, enhanced fuel utilization, mechanical robustness, and mechanical flexibility are described. In some embodiments, multiple fuel cell units are arranged in a single chamber and may be, in some cases, connected to each other (e.g., connected in series, connected in parallel, etc.). Each fuel cell unit can be defined as one or more anode(s), one or more cathode(s), and an electrolyte able to maintain electrical separation between the anode(s) and cathode(s). The multiple fuel cell units are arranged in stacks in some cases. In one set of embodiments, the stacks of fuel cell units can be shaped and/or arranged to enhance the mixing of fuel and oxidant, thus improving distribution of reactants in the reaction zone. For example, the stacks of fuel cells may be arranged as fins within the fuel cell chamber. In addition, the stacks of fuel cells may be porous in some instances. In addition, the stacks of fuel cell units may be arranged to enhance other fluid flow parameters (e.g., residence time, reactant distribution, etc.). In some cases, the enhanced fluid flow may lead to increased fuel utilization and system efficiency. | 09-30-2010 |
20100255398 | ELECTROCHEMICAL CELL STACK ASSEMBLY - Multiple stacks of tubular electrochemical cells having a dense electrolyte disposed between an anode and a cathode preferably deposited as thin films arranged in parallel on stamped conductive interconnect sheets or ferrules. The stack allows one or more electrochemical cell to malfunction without disabling the entire stack. Stack efficiency is enhanced through simplified gas manifolding, gas recycling, reduced operating temperature and improved heat distribution. | 10-07-2010 |
20100266924 | FUEL CELL MODULE - A fuel cell module ( | 10-21-2010 |
20100273083 | FUEL CELL - There is disclosed a fuel cell in which an insulating material is disposed, whereby the thermal diffusion of the inside and outside of a fuel cell can be suppressed to suppress the deterioration of the performance of the fuel cell due to a temperature drop. Moreover, the physical properties of the insulating material are specified, whereby appropriate insulating properties required in the fuel cell can be obtained, and startup properties are improved. A fuel cell has a cell stack in which a plurality of unit cells are stacked, and terminal plates disposed on both sides of the cell stack in a cell stack direction thereof. The fuel cell comprises an insulating portion having an insulating material and holding plates which hold the insulating material from both the sides of the insulating material in the cell stack direction, the insulating material is held between the holding plates, and the insulating material has a thermal conductivity of 0.1 W/mK or less and a porosity of 70% or more. | 10-28-2010 |
20100273084 | Single Fuel Cell and Fuel Cell Stack - The single fuel cell of the present invention includes an MEA (membrane electrode assembly), GDLs (gas diffusion layers) and separators, a pair of catalyst layers being provided on both surfaces of a polymer electrolyte membrane in the MEA, a pair of the GDLs being disposed opposite the pair of catalyst layers of the MEA, the separators including gas flow channels of an air electrode and a fuel electrode, the MEA and the pair of the GDLs being interposed between the separators, and at least one of an area of the GDL of the air electrode and an area of the GDL of the fuel electrode being smaller than an effective area of the gas flow channel of the separator, which is an inner area specified by tracing and connecting outermost edge parts of a groove of the gas flow channel of the separator. | 10-28-2010 |
20100297519 | CATHODE FOR FUEL CELL HAVING TWO KINDS OF WATER-REPELLENCY AND METHOD OF PREPARING THE SAME AND MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL COMPRISING THE SAME - A cathode for a fuel cell includes a gas diffusion layer contacting with a separator having a channel and a catalyst layer interposed between the gas diffusion layer and an electrolyte membrane. The catalyst layer of the cathode has two portions with different water-repelling properties, and a portion of the catalyst layer that does not face a channel has a higher water-repelling property than a portion that faces a channel. This cathode controls water-repelling property of the catalyst layer differently according to locations, so it is possible to keep an amount of moisture in an electrode in a suitable way and to restrain generation of flooding, thereby improving the performance of the cell. | 11-25-2010 |
20100297520 | ELECTROCHEMICAL ENERGY CONVERSION SYSTEM - In an electrochemical energy conversion system with at least one electrically conducting component with at least two cells connected in series, at least one of the electrically conducting components is divided into at least two segments which are electrically insulated from one another, and a transfer plate, consisting of electrically non-conducting material with at least two conducting sections and/or areas is provided to conduct currents from at least one segment to at least one other segment. A transfer plate for such an electrochemical energy conversion system consists of electrically non conducting material and exhibits at least two electrically conducting sections and/or areas. | 11-25-2010 |
20100304264 | FUEL CELL STACK - A fuel cell stack is provided with a plurality of stacked separators. This fuel cell stack includes: terminals that extend from the separators; packing in which are formed a plurality of through holes through which the terminals are inserted; a packing casing that has a packing housing concave portion that envelops side surfaces of the packing and supports a bottom surface of the packing, and has through holes through which the terminals are inserted; and a connector housing that has a pressing surface that presses a top surface of the packing. Mountain-shaped protruding portions whose apex portions are formed by circumferential edges of apertures of the respective through holes are provided on the top surface of the packing, and the pressing surfaces of the connector housing are formed in a configuration that conforms to the side surfaces of the protruding portions. Internal surfaces of the through holes in the packing are in contact without a gap in between with external surfaces of the terminals. The sealing performance in extraction portions of terminals that are used for cell voltage detection is improved. | 12-02-2010 |
20100310961 | Integratable and Scalable Solid Oxide Fuel Cell Structure and Method of Forming - A method of forming a fuel cell pile including a porous anode and a porous cathode separated by a dense electrolyte is disclosed. A solid oxide fuel cell incorporating the fuel cell pile is formed on a substrate by a series of lithography, etch and deposition steps that create a solid oxide fuel cell. Individual cells may be interconnected by micro-channels and metal interconnects to form fuel cell stacks. The structure of the cell and a method of manufacturing are disclosed. | 12-09-2010 |
20100316927 | EXHAUST GAS PURIFICATION SYSTEM FOR A FUEL CELL OR A FUEL CELL STACK - Provided is a fuel cell or a fuel cell stack, wherein a means for reducing the concentration of unreacted alcohol is disposed on the cathode exhaust gas side. This means comprises in particular an additional electrochemical cell, to which a voltage is applied and which at least partially converts the unreacted alcohol into CO | 12-16-2010 |
20100316928 | Fuel Cell System Module - A fuel cell system module ( | 12-16-2010 |
20100323265 | MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL - There are provided a membrane electrode assembly in which favorable water circulation is brought about within a cell and which is superior in self-humidification performance, and a fuel cell stack comprising fuel cells comprising such a membrane electrode assembly. A membrane electrode assembly | 12-23-2010 |
20110003227 | Fuel Cell - Disclosed is a fuel cell including a fuel cell stack; a stack case which contains the fuel cell stack; and a blocking device including connecting portions which electrically connect, to output terminal portions of the fuel cell stack, output cables to transmit the output of the fuel cell stack to a device provided outside the stack case, the blocking device being capable of blocking the mutual connection performed by the mechanical operation of the connecting portions from the outside of the stack case. Moreover, at least a portion of the blocking device in which the output cables are electrically connected to the connecting portions is arranged outside the stack case. | 01-06-2011 |
20110003228 | SEALING ARRANGEMENT FOR HIGH-TEMPERATURE FUEL CELL STACK - Disclosed is a sealing assembly for metal components, wherein the sealing assembly has an electrical insulating effect, and wherein the sealing assembly comprises a ceramic layer and a base brazing material disposed thereon, to which germanium is added. The addition of germanium advantageously ranges from 0.1 to 5.0 mol %, and preferably between 0.5 and 2.5 mol %. A particular embodiment provides for the use of a brazing material which additionally comprises silicon in the range of>0 to 2.5 mol %, and preferably between 0.1 and 0.9 mol %. Furthermore, a brazing material having a further addition of 10 to 40% by volume of Al | 01-06-2011 |
20110027681 | PRESERVATION ASSEMBLY OF POLYMER ELECTROLYTE FUEL CELL STACK - A preservation assembly of a polymer electrolyte fuel cell stack is provided. The assembly includes an uninstalled polymer electrolyte fuel cell stack and sealing units. The uninstalled polymer electrolyte fuel cell stack is provided with an oxidizing agent passage having an inlet and an outlet and extending through a cathode and a reducing agent passage having an inlet and an outlet and extending through an anode. The sealing units include sealing plugs or containers and are configured to seal the inlet and the outlet of the oxidizing agent passage within which an oxygen concentration has been decreased and to seal the inlet and the outlet of the reducing agent passage within which the oxygen concentration has been decreased. The uninstalled polymer electrolyte fuel cell stack is in a state before an assembled polymer electrolyte fuel cell stack is incorporated into a fuel cell system. | 02-03-2011 |
20110053029 | MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL AND FUEL CELL STACK - A membrane electrode assembly for a fuel cell that secures a flow path of a separator while preventing generation of a pin-hole. The membrane electrode assembly includes an electrolyte membrane for a fuel cell, a microporous layer that is disposed at both surfaces of the electrolyte membrane, a backing layer that is disposed on the microporous layer, and a circumferential edge protective layer that is disposed at an circumferential edge of the electrolyte membrane. An end portion of the microporous layer is positioned further inside of the membrane electrode assembly than an end portion of the backing layer. The circumferential edge protective layer is inserted between the backing layer and the electrolyte membrane. | 03-03-2011 |
20110111319 | ELECTRICALLY CONDUCTIVE FUEL CELL CONTACT MATERIAL - A multilayer contact approach for use in a planar solid oxide fuel cell stack includes at least 3 layers of an electrically conductive perovskite which has a coefficient of thermal expansion closely matching the fuel cell material. The perovskite material may comprise La | 05-12-2011 |
20110117470 | FUEL CELL SYSTEM - The invention relates to a fuel cell system comprising a housing including a chamber for accommodating a fuel cell stack. The fuel cell system has various features that can also be independently embodied, namely: a U-shaped air channel including air inlet channels and air outlet channels which include an inlet or outlet on the same side of the housing of the fuel cell system; at least two fans or compressors that are disposed downstream of each other in an air flow direction in the air inlet channel or in the air outlet channel; a housing that has two additional, separate housing sections apart from a chamber for a fuel cell stack and an air inlet channel and an air outlet channel; and an air bypass channel which is arranged between an air inlet channel for introducing ambient air into a chamber for the fuel cell stack and an air outlet channel for discharging air from the chamber for the fuel cell stack. | 05-19-2011 |
20110195331 | FUEL CELL STACK - A fuel cell stack includes membrane-electrode assemblies and separators that are closely disposed to both sides of the membrane-electrode assembly. Each membrane-electrode assembly includes an electrolyte membrane, an anode electrode that is formed on one surface of the electrolyte membrane, a cathode electrode that is formed on the other surface of the electrolyte membrane, and a protective layer formed at an oxidant inlet region where oxidant is first injected into the respective cathode electrode. | 08-11-2011 |
20110200906 | PARALLEL FUEL CELL ELECTRICAL POWER SYSTEM - A parallel fuel cell electrical power system is provided. The parallel fuel cell electrical power system includes a plurality of fuel cell electrical power modules and a direct-current bus (DC bus). Each of the fuel cell electrical power modules has a fuel-cell stack, a current switch, and a reverse current protection element. The DC bus electrically connects the output end of the plurality of fuel cell electrical power modules and makes one fuel cell electrical power module electrically connect to another fuel cell electrical power module in parallel, such that the fuel-cell stacks with a fixed power capacity are combined to effectively output a variety of voltages for a load. | 08-18-2011 |
20110217615 | FUEL CELL STABILISATION SYSTEM AND METHOD - A fuel cell stabilisation system for stabilising the supply of electrical power from a fuel cell stack ( | 09-08-2011 |
20110223508 | PROTON EXCHANGE MEMBRANE (PEM) FUEL CELL - A device includes a circular shaped cathode plate, a circular shaped membrane plate; and a circular shaped anode plate. The membrane is disposed between the cathode plate and anode plate. A system provides a fuel cell including a first circular shaped separator plate attached with a circular shaped cathode plate. The cathode plate includes grooves on a lower portion. A circular shaped proton exchange membrane (PEM) plate having an upper portion attached with the lower portion of the cathode plate. A circular shaped anode plate is attached with a second circular shaped separator plate. The anode plate includes grooves on an upper portion. The PEM plate is disposed between the lower portion of the cathode plate and the upper portion of the anode plate. | 09-15-2011 |
20110223509 | High Temperature Fuel Cell and Associated Fuel Cell Assembly - A high temperature fuel cell and a fuel cell assembly comprising a plurality of fuel cells are provided. The fuel cells operate at a temperature between 500 and 700° C. Copper-based materials for components and connections of the components is used in the fuel cells. A basis for the copper-based materials is an ODS (Oxide Dispersion Strengthened) structure of copper powders with additional oxide powders. | 09-15-2011 |
20110223510 | Method for Producing an Interconnector for High Temperature Fuel Cells, Associated High Temperature Fuel Cell and Thus Built Fuel Cell Assembly - A method for producing an interconnector for high temperature fuel cells, an associated high temperature fuel cell and a fuel cell system are provided. A precisely defined sealing area made of material with good electro-conductive properties is introduced as an interconnector into a metallic porous carrier of a high temperature fuel cell. The material is applied to the carrier in a precisely defined manner and infiltrates into a sintered composite of the carrier material by heat treatment. An interconnector is produced in the fuel cell, wherein the fuel cells are interconnected via the interconnector. Such a fuel cell has a working temperature of between | 09-15-2011 |
20110229785 | FUEL CELL STACK AND FUEL CELL SYSTEM HAVING THE SAME - A fuel cell stack includes a plurality of membrane electrode assemblies, each of the membrane electrode assemblies having an electrolyte membrane; an anode on a first side of the electrolyte membrane; and a cathode on a second side of the electrolyte membrane opposite to the first side, wherein the anode and the cathode each comprise a gas diffusion layer divided into at least two areas such that a first area and a second area have different area densities; and a separator between adjacent membrane electrode assemblies. | 09-22-2011 |
20110229786 | ELECTROLYTE PLATE WITH INCREASED RIGIDITY, AND ELECTROCHEMICAL SYSTEM COMPRISING SUCH AN ELECTROLYTE PLATE - An electrolyte plate for an electrochemical system including a first face and a second face, being opposite each other, of largest surface area, the first face including linear parallel ribs and the second face including linear parallel ribs. The plate thus exhibits an increased rigidity without substantially increasing the thickness thereof. | 09-22-2011 |
20110262824 | APPARATUS FOR A 12V HYBRID FUEL CELL VEHICLE - A fuel cell system that does not include a high voltage battery in combination with a fuel cell stack. The fuel cell stack and a bi-directional power module are electrically coupled to a high voltage bus. A first larger capacity 12 volt battery is electrically coupled to the power module opposite to the high voltage bus and a second smaller capacity 12 volt battery is electrically coupled to the first 12 volt battery, where a diode is electrically coupled between the first and second 12 volt batteries and only allows current flow from the first 12 volt battery to the second 12 volt battery. 12 volt battery loads are electrically coupled to the second 12 volt battery. | 10-27-2011 |
20110269047 | METAL-SUPPORTED, SEGMENTED-IN-SERIES HIGH TEMPERATURE ELECTROCHEMICAL DEVICE - A segmented-in-series high temperature solid-state electro-chemical device in which the cell segments are supported on a substrate comprising a porous metal layer for mechanical strength and a non-conducting porous layer for electrical insulation between cell segments is fabricated by co-sintering at least the metal substrate, insulating layer, an electrode and electrolyte. This allows for efficient manufacturing and the use of a thinner electrolyte (e.g., less than 40 microns thick) than in conventional designs, with a resulting performance improvement attributable at least in part to increased ionic conductivity. Alternative structures for the cell and interconnect repeat segments which are supported on a metallic substrate, as well as methods for producing said structures, specific compositions of the interconnect, and Al-containing compositions for the metallic substrate are described. | 11-03-2011 |
20110269048 | REPEATING UNIT FOR A FUEL CELL STACK - A repeating unit ( | 11-03-2011 |
20110305964 | CONNECTING STRUCTURE TO CELL OF VOLTAGE DETECTING CONNECTOR AND FUEL CELL - In the connecting structure of the present invention, connectors | 12-15-2011 |
20120077105 | FUEL CELL STACK WITH IMPROVED TEMPERATURE UNIFORMITY - The present invention provides a fuel cell stack which can reduce variation in temperature distribution of whole cells by a simple change in the structure of a coolant inlet manifold and a coolant outlet manifold in the fuel cell stack without the use of a conventional insulator, which increases the thickness of the fuel cell stack, a heater, which requires a power supply and its control logic, or a cover for forming an air layer for thermal insulation, which disadvantageously prevents the heat generated in the electrode from being transferred to the end plate. The invention provides a fuel cell stack with improved temperature uniformity, comprising one or more coolant flow guide members positioned within a coolant outlet manifold and/or a coolant inlet manifold, which causes coolant present in the coolant outlet manifold to be recirculated to the coolant inlet manifold and then back through one or more predetermined cells adjacent to the end plate to the coolant outlet manifold, thereby providing uniformity in the heat of the fuel cell stack. | 03-29-2012 |
20120077106 | APPARATUS AND METHOD FOR GENERATING VIRTUAL SOUND SOURCE FOR MONITORING THE OPERATING STATE OF A FUEL CELL STACK - The present invention provides an apparatus and method for generating a virtual sound source for monitoring the operating state of a fuel cell stack, which monitors in real time the deviation and deterioration of a plurality of cells in a fuel cell stack during operation, and expresses the results as a chord or different sounds, thus allowing a driver to easily recognize the operating state of the fuel cell stack | 03-29-2012 |
20120129068 | SUBSTANTIALLY FLAT SINGLE CELLS FOR SOFC STACKS - A solid oxide fuel cell includes an anode layer, a cathode layer, and an electrolyte layer partitioning the anode layer and the cathode layer. The anode layer and the cathode layer are of about the same thickness and have about the same coefficient of thermal expansion (CTE). | 05-24-2012 |
20120129069 | TERMINAL DEVICE FOR CELL VOLTAGE MEASUREMENT OF A FUEL CELL - A terminal device for cell voltage measurement of a fuel cell having a plurality of cells includes a plurality of terminals, a support member and a fixing member. The plurality of terminals each includes a conductive columnar part, and are electrically connected to the cells by the columnar part of each of the terminals being in contact with a conductive terminal contact part of a different cell of the fuel cell. The support member supports the terminals so that center axes of the columnar parts of the terminals are parallel to each other, and so that the center axes are aligned in one row at fixed intervals. The fixing member supports the support member so as to be able to rotate around a specified rotation shaft that is parallel to the center axes, and is attached to the fuel cell. | 05-24-2012 |
20120288781 | FUEL CELLS AND FUEL CELL COMPONENTS HAVING ASYMMETRIC ARCHITECTURE AND METHODS THEREOF - Embodiments relate to a composite for a fuel cell layer including a plurality of electron conducting components, a plurality of ion conducting components each having a first surface and a second surface and wherein each ion conducting component is positioned between two electron conducting components. The electron conducting components and the ion conducting components form a layer and at least one of the ion conducting components or the electron conducting components is geometrically asymmetric in one or more dimensions. | 11-15-2012 |
20120301808 | PERFORMANCE ENHANCING LAYERS FOR FUEL CELLS - Embodiments relate to a performance enhancing layer for a fuel cell including one or more electrically conductive materials, at least one of the electrically conductive materials including particles which are morphologically anisotropic and oriented to impart anisotropic conductivity in the layer and a binder, wherein the binder positions the particles in contact with each other. | 11-29-2012 |
20120315564 | Composite Body, Collector Member, Gas Tank, and Fuel Cell Device - A composite body includes a substrate containing Cr; and a first composite oxide layer disposed on at least a part of a surface of the substrate, the first composite oxide layer having a spinel type crystal structure, a first largest content and a second largest content among constituent elements excluding oxygen of the first composite oxide layer being Zn and Al in random order. Accordingly, the composite body can suppress diffusion of Cr from the substrate containing Cr to the first composite oxide layer, and has improved long-term reliability. A collector member and a gas tank, each of which is formed of the composite body, can have improved long-term reliability. A fuel cell device having excellent long-term reliability can be obtained using the collector member and the gas tank. | 12-13-2012 |
20130004880 | FUEL CELL - A fuel cell including a plurality of tubular unit cells each including: a first electrode layer, an electrolyte layer, and a second electrode layer, stacked radially in a direction from a center axis to an outer region thereof; an internal current collector in an interior of the unit cell; and an external current collector arranged at an outer circumferential surface of the unit cell, the external current collector including a plurality of connecting portions configured to electrically connect between the unit cell and at least one another unit cell of the plurality of unit cells, and the connecting portions form two or more electrical paths between a unit cell of the plurality of unit cells and another unit cell of the plurality of unit cells. | 01-03-2013 |
20130017468 | MANIFOLD BLOCK FOR FUEL CELL STACKAANM Kim; Duck WhanAACI SeoulAACO KRAAGP Kim; Duck Whan Seoul KRAANM Kum; Young BumAACI SeoulAACO KRAAGP Kum; Young Bum Seoul KRAANM Kim; Sae HoonAACI YonginAACO KRAAGP Kim; Sae Hoon Yongin KRAANM Yu; Jung HanAACI YonginAACO KRAAGP Yu; Jung Han Yongin KR - The present invention provides a manifold block for a fuel cell stack, coupled to a fuel cell stack module and having a gas passage and a cooling water passage. The manifold block includes an insulating member and an insulating cover. The insulating member is inserted into the cooling water passage and contacts an inner surface of the cooling water passage. The insulating member has a tube-like shape and electrically insulates the inner surface of the cooling water passage. The insulating cover is inserted into the cooling water passage and contacts an inner surface of the insulating member. The insulating cover fixes and protects the insulating member. | 01-17-2013 |
20130017469 | HOUSING ASSEMBLY FOR A FUEL CELL STACKAANM HANNESEN; UweAACI SchupfenAACO CHAAGP HANNESEN; Uwe Schupfen CH - The present invention relates to a housing assembly for at least two fuel cells, comprising: | 01-17-2013 |
20130034792 | FUEL CELL STACK AND MANUFACTURING METHOD THEREOF - A fuel cell stack and a manufacturing method thereof are disclosed. The fuel cell stack has at least one unit cell. The unit cell includes a first electrode collector, a first electrode layer formed on the first electrode collector, an electrolyte layer formed on the first electrode layer, a second electrode layer formed on the electrolyte layer, and a second electrode collector formed on the second electrode layer. At least one of the first and second electrode collectors may include a porous metal substrate having a density in a range from about 800 kg/m | 02-07-2013 |
20130143137 | SOLID OXIDE FUEL CELL STACK - A solid oxide fuel cell stack is disclosed. In one aspect, the solid oxide fuel cell stack includes unit cells, an external collector, a first stack collecting member, a cap, and a suspension member. The external collector contacts an outer periphery of each of the unit cells and electrically connects the unit cells to each other. The first stack collecting member is positioned to collect current from a distal unit cell. A cap is provided in one end of the distal unit cell. The suspension member has one side thereof suspended from the cap and the other side fixed to the first stack collecting member to distribute weight of the first stack collecting member. Structural stability of a stack collector may be maintained even at oxidizing atmosphere of high temperature when driving the fuel cell stack. | 06-06-2013 |
20130143138 | TRANSITION METAL NITRIDE, SEPARATOR FOR FUEL CELLS, FUEL CELL STACK, FUEL CELL VEHICLE, METHOD OF MANUFACTURING TRANSITION METAL NITRIDE, AND METHOD OF MANUFACTURING SEPARATOR FOR FUEL CELLS - A transition metal nitride is obtained by a nitriding treatment of a surface of a base material including a transition metal or an alloy of the transition metal, and the transition metal nitride has a crystal structure of an M | 06-06-2013 |
20130189602 | MICROSTRUCTURED ELECTRODE STRUCTURES - A structure for use in an energy storage device, the structure comprising a backbone system extending generally perpendicularly from a reference plane, and a population of microstructured anodically active material layers supported by the lateral surfaces of the backbones, each of the microstructured anodically active material layers having a void volume fraction of at least 0.1 and a thickness of at least 1 micrometer. | 07-25-2013 |
20130202981 | FUEL CELL SYSTEM WITH INTERCONNECT - The present invention includes a fuel cell system having an interconnect that reduces or eliminates diffusion (leakage) of fuel and oxidant by providing an increased densification, by forming the interconnect as a ceramic/metal composite. | 08-08-2013 |
20130224620 | SOLID OXIDE CELL STACK AND METHOD FOR PREPARING SAME - A method for producing and reactivating a solid oxide cell stack structure by providing a catalyst precursor in at least one of the electrode layers by impregnation and subsequent drying after the stack has been assembled and initiated. Due to a significantly improved performance and an unexpected voltage improvement this solid oxide cell stack structure is particularly suitable for use in solid oxide fuel cell (SOFC) and solid oxide electrolysing cell (SOEC) applications. | 08-29-2013 |
20130236805 | Electrical Connector and Fuel Cell - A connector includes a housing for holding connector terminals and a side fitting slot located at a side of the housing. The side fitting slot is defined by an arm provided on the housing and receives a mating part to which the connector terminals are connected when the mating part is inserted in the side fitting slot. | 09-12-2013 |
20130244129 | FUEL CELL SEPARATOR MATERIAL, AND FUEL CELL STACK USING THE SAME - Provided are: a separator material for a fuel cell, in which a uniform first Au-plated layer having a thickness of | 09-19-2013 |
20130288149 | HEAT-RESISTANT ALLOY MEMBER, ALLOY MEMBER FOR FUEL CELL, COLLECTOR MEMBER FOR FUEL CELL, CELL STACK, AND FUEL CELL APPARATUS - The present invention provides a heat-resistant alloy member which hardly causes external diffusion of Cr, an alloy member for a fuel cell, a collector member for a fuel cell, a cell stack, and a fuel cell apparatus. | 10-31-2013 |
20130309591 | NANOPOROUS ENERGY CHIPS AND RELATED DEVICES AND METHODS - High surface area energy chips that can be used to make high surface area electrodes and methods for making high surface area energy chips are described. The energy chips comprise a monolithic conductive material comprising an open network of pores having an average pore diameter between about 0.3 nm and 30 nm. The conductive material forms a thin chip having a thickness of about 300 microns or less, and the thickness across different portions of the chip varies by less than 10% of the thickness. The high surface area energy chips may be used as electrodes in a variety of energy storage devices and systems such as capacitors, electric double layer capacitors, batteries, and fuel cells. | 11-21-2013 |
20130330647 | SOLID OXIDE FUEL CELL - A solid oxide fuel cell includes a plurality of unit cells; a plurality of first current collecting members, each of the first current collecting members extending between two of the unit cells; and a second current collecting member wound around an outer circumferential surface of each of the unit cells associated with one of the first current collecting members, wherein a length of each of the first current collecting members is longer than a distance between the unit cells from which the respective first current collecting member extends. | 12-12-2013 |
20130337357 | CURRENT COLLECTING PLATE PIERCED WITH HORIZONTAL HOLES, INTENDED FOR A FUEL CELL - The invention relates to a current collecting plate ( | 12-19-2013 |
20140030624 | PROCESS FOR FUEL CELL FORMATION - An improved approach toward manufacture of a sealed fuel cell stack configuration including electrostatic deposition of materials onto substrate surfaces of the fuel cell stack. | 01-30-2014 |
20140051003 | HIGH SOLUBILITY IRON HEXACYANIDES - Stable solutions comprising high concentrations of charged coordination complexes, including iron hexacyanides are described, as are methods of preparing and using same in chemical energy storage systems, including flow battery systems. The use of these compositions allows energy storage densities at levels unavailable by other iron hexacyanide systems. | 02-20-2014 |
20140134513 | ELECTRICAL CONNECTION MATERIAL FOR SOLID OXIDE FUEL CELL, SOLID OXIDE FUEL CELL, SOLID OXIDE FUEL CELL MODULE, AND METHOD FOR MANUFACTURING SOLID OXIDE FUEL CELL - An electrical connection material for solid oxide fuel cells, which is capable of preferred electrical connections. The electrical connection material includes a burn-out material-containing ceramic layer and a burn-out material-free ceramic layer stacked on the burn-out material-containing ceramic layer. The burn-out material-containing ceramic layer contains a conductive ceramic and a burn-out material. | 05-15-2014 |
20140162161 | CONNECTOR SYSTEM FOR A FUEL CELL STACK - An electrical connection system for cell voltage monitoring in a fuel cell stack. A fuel cell stack assembly comprises a plurality of fuel cells disposed in a stacked configuration, each cell substantially parallel to an x-y plane and including an electrical tab extending laterally from an edge of a plate in the cell in the x-direction to form an array of tabs extending along a side face of the fuel cell stack in a z-direction orthogonal to the x-y plane. A connector device comprises a planar member having a plurality of spaced-apart slits formed in an edge of the planar member, each slit having an electrically conductive material on an inside face of the slit. The slits are spaced along the edge of the planar member and configured to receive the tabs by sliding engagement in the y-direction. Alternatively, each tab may be crimped to create a distortion in the tab out of the x-y plane of the plate and a connector device comprises a planar member having a plurality of generally parallel slits formed in the body of the planar member, each slit having an electrically conductive material on an inside face of the slit, the slits being spaced within the planar member and configured to receive the tabs by sliding engagement in the x-direction so that each tab engages with at least a portion of the electrically conductive material on the inside face of a respective slit. | 06-12-2014 |
20140186737 | Fuel Cell Connector and Method of Using the Same - The present invention involves an electrically-conductive fuel cell electrode connector, the connector including an opening and a slot, the slot connecting an interrupted external edge of the connector to the opening to delimit a first flap and a second flap of the connector. A method of using the connector comprising a step of deforming the connector to be able to insert a module of unit cells into the connector opening. | 07-03-2014 |
20140255814 | Fuel Cell Purge Line System - A combined water and anode knock-out purge line for a fuel cell including an inlet portion having an inlet portion lower surface, an outlet portion having an outlet portion lower surface, a middle portion having a lower surface and extending between the inlet portion and the outlet portion. Each lower surface of the inlet portion and outlet portion is raised relative to the lower surface of the middle portion in a generally longitudinal direction. | 09-11-2014 |
20140272660 | FUEL CELL SYSTEM INCLUDING MULTILAYER INTERCONNECT - In some examples, a fuel cell comprising a first electrochemical cell including a first anode and a first cathode; a second electrochemical cell including a second anode and a second cathode; and an interconnect configured to conduct a flow of electrons from the first anode to the second cathode, wherein the interconnect comprises a first portion and a second portion, wherein the first portion is closer to the anode than the second portion, and the second portion is closer to the cathode than the first portion, wherein the first portion comprises one or more of doped ceria, doped lanthanum chromite, and doped yttrium chromite, and wherein the second portion comprises one or more of a Co—Mn spinel and a ABO | 09-18-2014 |
20140295311 | FLOW BATTERY - An electrolyte system for a flow battery has an anolyte including [Fe(CN) | 10-02-2014 |
20140342262 | Fuel Cell - The present invention relates to a hydrogen, methanol, or ethanol fuel cell comprising an anode electrocatalyst comprising palladium and iridium, and relates to a fuel cell stack comprising said fuel cell. The invention also relates to a method of making a fuel cell. The invention also relates to the use of the anode electrocatalyst in a hydrogen, methanol or ethanol fuel cell. | 11-20-2014 |
20150010841 | FUEL CELL VEHICLE - A fuel cell vehicle includes a fuel cell stack, a front side panel, and a fuel gas device. The fuel cell stack includes a plurality of fuel cells, one end and another end, a first end plate, and a second end plate. The first end plate is disposed at the one end. The second end plate is disposed at the another end. The front side panel is connected to side surfaces of the first and second end plates. The side surfaces face forward in a vehicle driving direction. The front side panel includes a first protruding end portion that protrudes from the first end plate outward in a vehicle width direction. The fuel gas device is disposed on the first end plate so as to be covered by the first protruding end portion when seen from a front side in the vehicle driving direction. | 01-08-2015 |
20150030954 | REDOX FLOW SECONDARY BATTERY - The present invention relates to a redox flow secondary battery. The redox flow secondary battery of the present invention comprises a unit cell including a pair of electrodes made of a porous metal, wherein the surface of the porous metal is coated with carbon. According to the present invention, a redox flow secondary battery using porous metal electrodes uniformly coated with carbon is provided, thus improving conductivity of the electrodes, and the electrodes have surfaces uniformly coated with a carbon layer having a wide specific surface area, thus improving reactivity. As a result, capacity of the redox flow secondary battery and energy efficiency can be improved and resistance of a cell can be effectively reduced. Further, the electrodes are uniformly coated with a carbon layer, thus also improving corrosion resistance. | 01-29-2015 |
20150037702 | VEHICLE-MOUNTED CELL STACK SYSTEM - A vehicle-mounted cell stack system includes a cell stack that comprises a plurality of laminated power generating cells, and power collecting plates that sandwich both outermost power generating cells, electric wires connected to the power collecting plates, and an electric load connected to the power collecting plates via the electric wires and configured to be activated by electric power that is supplied from the cell stack. The electric wires are connected to the power collecting plates in a direction other than a cell laminating direction. | 02-05-2015 |
20150072261 | HIGH POWER HIGH EFFICIENCY FLOW TYPE BATTERY - An electrochemical flow type battery may include at least one electrode and a separator. The electrode may include carbon fibers and/or carbon particles, and has an internal surface area density of at least 1 m | 03-12-2015 |
20150125775 | DRAINAGE STRUCTURE FOR GAS OUTLET REGION IN FUEL CELL STACK - A fuel cell stack includes a laminated body in which a plurality of electricity generation cells are laminated and is provided with a reaction gas discharge through hole which discharges a reaction gas used in an electricity generation reaction. An end plate is arranged at one end in the lamination direction of the laminated body and is provided with a reaction gas outlet which communicates with the reaction gas discharge through hole. A drainage structure has an outlet pipe coupled to the reaction gas outlet. A tip end portion of the outlet pipe on the downstream side in the reaction gas discharge flow direction opens downward. Umbrella-shaped protrusion portions are provided within the outlet pipe. These protrusion portions have a shape which tapers toward the upstream side with respect to the reaction gas discharge flow direction, dividing the continuous flow of the discharged liquid and the reaction gas. | 05-07-2015 |
20150295269 | Fuel Cell Components - A strip of fuel cell components ( | 10-15-2015 |
20150298811 | ENERGY UNIT, CABIN MOVEMENT AND VEHICLE, AS WELL AS A METHOD FOR SUPPLYING THE CABIN OF A VEHICLE WITH A PROCESS MATERIAL - The invention relates in particular to an energy unit ( | 10-22-2015 |
20150340714 | SEPARATOR FOR FUEL CELLS, FUEL CELL, FUEL CELL STACK, AND METHOD OF MANUFACTURING SEPARATOR FOR FUEL CELLS - A separator for fuel cells is provided. The separator includes: a base material; an underlying plate layer formed on the base material; and a gold plate layer formed on the underlying plate layer by means of electroless plating. The separator is characterized in that a face of the underlying plate layer facing the gold plate layer has an arithmetic average roughness Ra of 80 nm or less. According to the present invention, there can be provided a separator for fuel cells in which the gold plate layer can be uniformly formed for irregular parts that constitute gas flow channels and the occurrence of unformed parts and pinholes in the gold plate layer is prevented without increasing the film thickness of the gold plate layer and which is excellent in the corrosion resistance and the conductivity. | 11-26-2015 |
20150380762 | FUEL CELL APPARATUS AND MANUFACTURING METHOD OF THE SAME - A fuel cell apparatus comprises a fuel cell that has a stacked structure of a plurality of fuel cell units; an outer cover that is provided to cover at least part of a side face of the fuel cell along a stacking direction of the fuel cell; and an intermediate layer that is placed between the outer cover and the side face covered by the outer cover, wherein the outer cover and the intermediate layer are configured to satisfy X0>Fg/(K1+K2), where K1 represents a spring constant of the intermediate layer, K2 represents a spring constant of the outer cover, Fg represents an inertial force applied to the fuel cell and X0 represents an allowable amount of misalignment of the fuel cell unit in the fuel cell. This configuration of the fuel cell apparatus suppresses positional misalignment of the fuel cell. | 12-31-2015 |
20160043427 | ELECTRICAL COMPONENT CONNECTION MECHANISM OF FUEL CELL STACK AND FUEL CELL STACK - An electric component connection mechanism of a fuel cell stack includes a fuel cell stack body, terminal plates, end plates, and a housing. A plurality of fuel cells that generate electricity by electrochemical reaction of a fuel gas and an oxidant gas are stacked in the fuel cell stack body. The terminal plates are disposed on both ends of the fuel cell stack body in a stacking direction of the fuel cells. The end plates are stacked on the terminal plates on the sides opposite to the fuel cell stack body. The terminal plates include terminals that penetrate through and protrude out of the end plates. The terminals are connected to high-voltage cables. Moving mechanisms that support the terminal plates while allowing the terminal plates to advance and retreat in the stacking direction with respect to the end plates are provided. | 02-11-2016 |
20160061902 | APPARATUS FOR DIAGNOSING A STATE OF A FUEL CELL STACK AND METHOD THEREOF - Disclosed are an apparatus and a method for diagnosing a state of a fuel cell stack with high accuracy by reducing the deviation of a harmonic component although the voltage variation of the fuel cell stack is substantial. According to the present invention, a harmonic component is detected by converting the difference between the voltage of the fuel cell stack and a moving average voltage to a frequency and the state of the fuel cell stack is diagnosed based on the size of the detected harmonic component. | 03-03-2016 |
20160111733 | Current Collector for Fuel Cell, Fuel Cell Stack, Fuel Cell System, and Method of Manufacturing Fuel Cell System - In order to suppress an increase in electric resistance when retrieving electric power collected from a fuel cell stack, a current collector for a fuel cell is provided. The current collector includes a current collecting portion for collecting electric power generated by the fuel cell, and a terminal portion for outputting the power collected by the current collecting portion. A bus bar is attached to the terminal portion. The terminal portion includes a terminal portion main body, electrically connected with the current collecting portion, a first threaded part fixed to the terminal portion main body, a second threaded part for threadedly engaging with the first threaded part to fix one end of the bus bar to the terminal portion, and a protruded portion provided in the same surface as a surface where the first threaded part of the terminal portion main body is provided. The protruded portion is disposed at a position where the protruded portion contacts the bus bar to stop a rotation of the terminal portion main body accompanying fastening of the second threaded part, when the one end of the bus bar is fixed to the terminal portion in a state where the other end of the bus bar is fixed to another instrument. | 04-21-2016 |
20160118672 | CURRENT COLLECTOR FOR FUEL CELL, AND FUEL CELL STACK - In order to reduce corrosion of metal plates of a current collector which is comprised of the stacked metal plates made of different materials, a current collector for a fuel cell is provided, which includes a first metal plate that has a terminal portion and is conductive, and a second metal plate and a third metal plate that are metal plates having a higher corrosion resistance than the first metal plate and pinch the first metal plate therebetween. The current collector includes a first through-hole penetrating the first metal plate, the second metal plate, and the third metal plate, wherein fluid exists in at least either one of between the first metal plate and the second metal plate, and between the first metal plate and the third metal plate, and the first through-hole guides the fluid outside the current collector, and a first seal member blocking an end face of a perimeter of the current collector. A hole wall surface of the first through-hole is not blocked. | 04-28-2016 |
20160133957 | FUEL CELL STACK - A fuel cell stack | 05-12-2016 |
20160133968 | FUEL CELL UNIT - A fuel cell unit has a structure that enables the maximum use of a cell monitor in the height direction (vertical direction), In order to achieve this, the fuel cell unit comprises a fuel cell stack ( | 05-12-2016 |
20160133983 | FUEL BATTERY - A fuel battery | 05-12-2016 |
20160141637 | FUEL CELL SEPARATOR, FUEL CELL CURRENT COLLECTOR PLATE, FUEL CELL AND FUEL CELL STACK - In a fuel cell separator and the like, a technology for reducing the separation of a flow path rib which rectifies the flow of a fluid is desired. | 05-19-2016 |
20170237076 | ELECTRICALLY CONDUCTIVE MEMBER, CELL STACK DEVICE, MODULE, MODULE HOUSING DEVICE, AND METHOD FOR MANUFACTURING ELECTRICALLY CONDUCTIVE MEMBER | 08-17-2017 |
20190148705 | ELECTRODE ASSEMBLY, RECHARGEABLE BATTERY COMPRISING THE SAME AND METHOD FOR MANUFACTURING RECHARGEABLE BATTERY | 05-16-2019 |