Entries |
Document | Title | Date |
20100173206 | PACKAGING STRUCTURE OF LOW-PRESSURE MOLDED FUEL CELL - A packaging structure of a low-pressure molded fuel cell comprises a hot melt adhesive layer, which is formed through a low-pressure molding process using a hot melt adhesive that has specific material properties and will become molten when being heated. The molten hot melt adhesive is injected into the cell via injection holes formed on a housing or a mounting element to flow through a C-sectioned flow channel, so as to tightly enclose and bond to edges of the air cathode and separator for the cell. After the hot melt adhesive is solidified, a chemical-resistant hot melt adhesive layer with good sealing and enclosing ability as well as high adhesion strength and elasticity, being bubble removed at controlled pressure and the hot melt adhesive material is formed to firmly bond to the cell components and tightly seal the cell, so as to effectively prevent electrolyte in the cell from leaking. | 07-08-2010 |
20100173207 | FUEL CELL, METHOD AND APPARATUS FOR MANUFACTURING FUEL CELL - A fuel cell (stack or a single cell) includes a cell module to which an aging process that progresses initial creep has been applied such that creep during use is reduced compared with a cell module to which the aging process has not been applied. A manufacturing method of a fuel cell (stack or a single cell) includes an aging step for progressing through initial creep by applying at least a compression load to a cell module. | 07-08-2010 |
20100196767 | METHOD FOR OPTIMISING THE CONDUCTIVITY PROVIDED BY THE DISPLACEMENT OF H+ PROTONS AND/OR OH- IONS IN A CONDUCTIVE MEMBRANE - The invention relates to a method for optimising the conductivity provided by the displacement of H+ protons and/or OH− ions in a conductive membrane made of a material permitting the insertion of steam into said membrane, wherein said method comprises the step of inserting under pressure gaseous flow containing the steam into said membrane in order to force said steam into said membrane under a certain partial pressure so as to obtained the desired conductivity at a given temperature, said partial pressure being higher than or equal to 1 bar, a drop in the operational temperature being compensated by an increase in said partial pressure in order to obtain the same desired conductivity. The invention can be used in particularly interesting applications in the fields of high-temperature water electrolysis for producing hydrogen, of the manufacture of fuel cells using hydrogen fuel, and of hydrogen separation and purification. | 08-05-2010 |
20100209786 | SEPARATOR FOR FUEL CELL AND MANUFACTURING METHOD THEREFOR - Disclosed are a separator for a fuel cell realizing both the high electrical conductivity and the corrosion resistance and enabling using stably for a long period of time in the fuel cell and a manufacturing method for it. The separator for a fuel cell | 08-19-2010 |
20100209787 | FUEL CELL SYSTEM - A gas detection system is configured to detect a preset gas in a predetermined space. The gas detection system includes a gas concentration detector constructed to detect a gas concentration of the preset gas, a recording assembly, a notification module, and a decision module. When the gas concentration detected by the gas concentration detector is higher than a preset first reference value, the decision module controls the notification module to give notice. When the detected gas concentration is higher than a preset second reference value but is lower than the preset first reference value, on the other hand, the decision module controls the notification module to give no notice but record a specific piece of information into the recording assembly. This arrangement of the gas detection system enables the user to readily detect deterioration of a device utilizing a fuel, for example, fuel cells. | 08-19-2010 |
20100216037 | CARBON-FILLED POLYMER COMPOSITE BIPOLAR PLATES FOR PROTON EXCHANGE MEMBRANE FUEL CELLS - Proton exchange membrane (PEM) fuel cells, also known as polymer electrolyte membrane fuel cells, consist of a proton conducting membrane or a proton exchange membrane possessing adequate proton conducting properties typically contained between two platinum impregnated porous electrodes. PEM fuel cells are used in the transportation, stationary and portable applications and are currently used in the automobile industry as the fuel cell favored for replacement of the internal combustion engine. An opportunity exists for the development of lightweight and highly conductive polymer-based bipolar plates produced by standard mass production techniques, such as extrusion or compression and injection molding. The present invention capitalizes this opportunity and discloses method and compositions of matter for manufacturing of lightweight, low cost carbon-filled polymer composite bipolar plates. | 08-26-2010 |
20100221617 | LOCATION OF A FUEL CELL ON A MOBILE DEVICE - A mobile device having: a keyboard; a printed circuit board having at least one contact responsive to the keyboard; and a fuel cell assembly having: a fuel cell located between the keyboard and the printed circuit board, the fuel cell having a membrane and at least one aperture corresponding with the at least one contact; a tank adapted to store a fuel for the fuel cell; and piping connecting the tank with the fuel cell, where the fuel cell ventilates through the keyboard. Alternatively, the fuel cell acts as the printed circuit board and at least one contact for the keyboard is printed onto the fuel cell. | 09-02-2010 |
20100233551 | ION CONDUCTOR - An ion conductor includes: an inorganic porous film which includes multiple fine pores of which surfaces are bonded to multiple proton-donor functional groups; and an electrolyte material which is held in the fine pores of the inorganic porous film, and includes a cation component and an anion component. Further, a method of producing the ion conductor includes: mixing and agitating an inorganic sol, polymer particles, and a solvent; filtering a mixed liquid including the inorganic sol, the polymer particles, and the solvent to fabricate a membrane including the inorganic sol and the polymer particles; removing an extra solvent contained in the membrane formed by filtering, followed by drying the membrane; firing the dried membrane and removing the polymer particles to form an inorganic porous film; chemically modifying to introduce proton-donor functional groups onto surfaces of fine pores of the inorganic porous film; and impregnating the fine pores of the inorganic porous film introduced the proton-donor functional groups with an electrolyte material, followed by drying the inorganic porous film. | 09-16-2010 |
20100279177 | Carbon fiber conductive sheet and manufacturing method thereof - It discloses a carbon fiber conductive sheet and its manufacturing method. The manufacturing method includes the steps of ( | 11-04-2010 |
20100323248 | STRUCTURES HAVING ONE OR MORE SUPER-HYDROPHOBIC SURFACES AND METHODS OF FORMING SAME - Methods of forming hydrophobic surfaces or structures include spraying droplets of a material onto features on a surface of a substrate and at least partially coating the features with a material formed from the droplets. Methods of forming fuel or electrolytic cells include forming a plurality of features in a surface of a conductive plate within a channel therein, and configuring the surface of the conductive plate within the channel to be hydrophobic. Additional methods of forming fuel or electrolytic cells include forming a substrate having a surface comprising at least one channel therein, forming a plurality of features on a surface of the substrate within the at least one channel, spraying droplets of a material onto the substrate, and at least partially coating the features with a metal layer formed from the droplets. Hydrophobic structures such as, for example, conductive electrodes for fuel and electrolytic cells are fabricated using such methods. | 12-23-2010 |
20110008686 | PERFORMANCE RECOVERY OF A FUEL CELL - A method of improving the electrical performance of an operating fuel cell catalyst-containing cathode in a fuel cell connected to an electrical load by: reducing the flow of air to the cathode; disconnecting the load from the fuel cell; connecting a potentiostat to the fuel cell; cycling an applied voltage, current, or power to the fuel cell one or more times; disconnecting the potentiostat from the fuel cell; reconnecting the load to the fuel cell; and resuming the flow of air to the cathode. | 01-13-2011 |
20110045362 | OXIDATION-RESISTANT COMPOSITE CONDUCTOR AND MANUFACTURING METHOD FOR THE COMPOSITE CONDUCTOR - A composite conductor for electric current comprises a core made of a first material and a jacket made of a second material, wherein the second material has a lower electrical conductivity than the first material. The second material is oxidation-resistant at temperatures up to at least 600° C., in particular at temperatures up to at least 800° C., in particular at temperatures up to at least 900° C. A fuel cell system comprises at least one fuel cell, to which a composite conductor according to the present invention is connected. A manufacturing method for a composite conductor comprises following steps: Provision of a core made of a first material and encasing the core by a second material having a lower electrical conductivity than the first material. The second material is oxidation-resistant at temperatures up to at least 600° C., in particular at temperatures up to at least 800° C., in particular at temperatures up to at least 900° C. | 02-24-2011 |
20110097631 | ORGANIC/INORGANIC COMPOSITE COMPRISING THREE-DIMENSIONAL CARBON NANOTUBE NETWORKS, METHOD FOR PREPARING THE ORGANIC/INORGANIC COMPOSITE AND ELECTRONIC DEVICE USING THE ORGANIC/INORGANIC COMPOSITE - An organic/inorganic composite is provided. The organic/inorganic composite comprises a silicon (Si) substrate formed with nanorods or nanoholes and three-dimensional networks of carbon nanotubes (CNTs) grown horizontally in parallel and suspended between the adjacent nanorods or inside the nanoholes. In the organic/inorganic composite, metal catalysts can be uniformly formed on the nanorods or inside the nanoholes, irrespective of the height of the nanorods or the depth of the nanoholes and the shape and aspect ratio of the nanorods or nanoholes. In addition, the carbon nanotubes grow in a three-dimensional network structure directly over the entire surface of the nanorods or the whole inner surface of the nanoholes and are directly connected to the base electrodes. With this configuration, the three-dimensional carbon nanotube networks are highly dense per unit volume, and the organic/inorganic composite is highly electrically conductive and has a large surface area. Therefore, the use of the organic/inorganic composite enables the fabrication of an electronic device with greatly improved efficiency. Further provided are a method for preparing the organic/inorganic composite and an electronic device fabricated using the organic/inorganic composite. | 04-28-2011 |
20110117450 | Electrolytic diffusion fuel cell - The invention is a new and improved method of generating an electric current in an Electrolytic Fuel Cell. An electric current is produced by the rupture of hydrogen bonds to oxygen atoms of water molecules by hydrolyzation of alkaline metals from the surface of a tape passing through a turbulent moving stream of a diffuse mixture of air and water. The electrons produced by the chemical reaction of dissociation are subsequently attracted to the finned surfaces of an ionic capacitor which is connected in series with an electrolytic capacitor which delivers the current to the load. | 05-19-2011 |
20110136020 | Multi-Element Concentrator System - A novel concentrator system is described, which increases the efficiency of collecting and concentrating sunlight energy onto a target. This method uses an array of small movable reflective or refractive concentrator components that can move via a feedback mechanism which tracks the sun and concentrates the suns energy on to a second array of energy converting elements. In order to improve the effective collected energy, the array of concentrator elements is placed on a moving or tiltable flat slab (or dish, substrate, plane, plate, holder, tablet, or similar flat or non-flat surface) that tracks the sun. An alternative method uses an array of target elements or linear elements and a second array of concentrator elements in harmony such that the suns energy is efficiently redistributed by the reflective or refractive array on to the energy converting array as the sun's position in the sky (elevation and azimuth) changes. The elements of the reflective or refractive array are tilted by novel actuation mechanisms describe herein. | 06-09-2011 |
20110143221 | Method of Chemical Treatment of Fuel Cell Plate Surface to Modify Wettability of Flow Field Channels - A method of surface treating a separator plate of a fuel cell comprises reacting the separator plate with an aqueous solution of hydrogen peroxide. The aqueous solution of hydrogen peroxide comprises one or more salts of one or more transition metals. The one or more transition metals have variable oxidation states. This method makes the surface of the separator plate hydrophilic (˜35 deg contact angle of water) and improves its electrical conductivity. The method of surface treating a separator plate (e.g., a graphite and/or graphite composite plate) of a fuel cell can further comprise a method of modifying wettability of the separator plate comprising treating the separator plate with a solution comprising one or more silanes. In another embodiment, a method of modifying wettability of a separator plate (e.g., a stainless steel separator plate) of a fuel cell comprises treating the separator plate with a solution comprising one or more silanes without a surface treating step prior to treating the separator plate with the solution comprising one or more silanes. | 06-16-2011 |
20110143222 | HIGH PRESSURE VESSEL WITH INTEGRATED MOUNTING FEATURES - A mounting system for a pressure vessel is disclosed. The mounting system includes a first retention cap, a second retention cap, and a plurality of fastening bands coupled to the first retention cap and the second retention cap, wherein the first retention cap and the second retention cap each include a concave inner surface and a mount, the concave inner surface substantially corresponding to at least a portion of an exterior surface of the pressure vessel to secure the pressure vessel between the first retention cap and the second retention cap. | 06-16-2011 |
20110287327 | DETECTION OF SMALL ANODE LEAKS IN FUEL CELL SYSTEMS - A system and method for detecting small hydrogen leaks in an anode of a fuel cell system. The method includes determining that a shut-down sequence has begun, and if so, deplete the cathode side of a fuel cell stack of oxygen. The method then increases the pressure of the anode side of the fuel cell stack to a predetermined set-point, and monitors the pressure decay of the anode side of the stack. The method compares the rate of pressure decay to an expected pressure decay rate, and if the measured pressure decay rate exceeds the expected pressure decay rate by a certain threshold, determines that a potential leak exists. | 11-24-2011 |
20110300454 | OXIDATION RESISTANT COMPONENTS AND RELATED METHODS - An oxidation resistant fuel cell component and a method for creating an aluminum diffusion surface layer within a fuel cell component to reduce chromium contamination occurring during operation of a fuel cell are disclosed. Generally, an aluminum-containing slurry may be applied to the fuel cell component. The component may then be heated to diffuse aluminum into the component and to form an aluminum diffusion surface layer therein. The surface layer may be characterized by an intermetallic aluminum-containing phase extending below the surface of the fuel cell component. | 12-08-2011 |
20120015257 | FUEL CELL SYSTEM AND VEHICLE - A fuel-cell-system providing structure is provided which is capable of preventing a collision of a fuel cell with a related apparatus of the fuel cell while suppressing the increase in weight of a vehicle. A fuel cell system provided in a vehicle includes: a fuel cell unit in which a fuel cell is contained; and a related apparatus that is electrically connected to the fuel cell and that is located adjacent to the fuel cell unit. The related apparatus is arranged at a position closer to an outer surface of the vehicle than the fuel cell unit. | 01-19-2012 |
20120021301 | FUEL CELL SYSTEM AND VEHICLE - Provided are a fuel cell system and a vehicle that enable effective protection of fuel cell and related devices from impacts from below. The fuel cell system includes a fuel cell unit ( | 01-26-2012 |
20120028135 | FUEL CELL ASSEMBLY AND VEHICLE - Provided is a mounting structure of a fuel cell system capable of withstanding a collision from the side face of a fuel cell vehicle. The fuel cell system comprises a fuel cell unit for housing a fuel cell, and a protective structure having a mounting surface for mounting the fuel cell unit. The protective structure includes sloping frames provided obliquely relative to the mounting surface at a position opposing at least one side face of the fuel cell unit. Since the protective structure has the sloping frames as the structural objects to be subjected to the impact of the collision from the side face, the protection of the entire height of the fuel cell unit is realized by the lightest structural objects. | 02-02-2012 |
20130004863 | FUEL CELL ADAPTER - A fuel cell adapter to be received in a combustion tool fuel cell cavity, the cavity having a predetermined diameter, and the adapter having a post extending longitudinally along an axis. First and second platforms are positioned at a first and second end of the post and they extend laterally outwardly from the post to occupy a distance slightly less than the predetermined diameter of the fuel cell cavity. A flange extends from the post between the first and second ends of the post and has at least one portion extending laterally outwardly from the post to occupy a distance, when combined with the post, slightly greater than the predetermined diameter of the fuel cell cavity. The flange is formed of a resilient material and a thickness so as to permit the flange to be deformed as the adapter is inserted into the fuel cell cavity. | 01-03-2013 |
20130052545 | FUEL CELL SYSTEM WITH CALCULATION OF LIQUID WATER VOLUME - A fuel cell system includes: a fuel cell that generates electricity by reaction between reaction gases; an electricity amount calculating unit that calculates an amount of electricity generated during a voltage drop of the fuel cell from a current generated during the voltage drop; a reaction gas substance amount calculating unit that calculates an amount of substance of at least one of the reaction gases in the fuel cell on the basis of the amount of electricity generated during the voltage drop; a gas volume calculating unit that calculates a gas volume in the fuel cell on the basis of the amount of substance of the at least one of the reaction gases; and a liquid water volume calculating unit that subtracts the gas volume from a fluid flow passage volume in the fuel cell to calculate a liquid water volume in the fuel cell. | 02-28-2013 |
20130059211 | CATHODIC ELECTRODE AND ELECTROCHEMICAL CELL FOR DYNAMIC APPLICATIONS - The present invention relates to a cathodic electrode for an electrochemical cell, comprising at least one carrier having at least one active material applied or deposited thereon, wherein the active material either comprises: (1) at least one lithium polyanion compound; or (2) a mixture made of a lithium/nickel/manganese/cobalt mixed oxide (NMC), which is not present in a Spinell structure, and a lithium manganese oxide (LMO) in a Spinell structure; or (3) a mixture of (1) and (2), wherein the carrier comprises a metallic material, in particular aluminum, and has a thickness of 15 μm to 45 μm, in particular an electrochemical cell having a high energy density. The present active material allows not only the energy density, but also the stability of the cell to be optimized. Furthermore, material costs and availability of materials are taken into consideration. | 03-07-2013 |
20130084506 | MONITORING ELECTROLYTE CONCENTRATIONS IN REDOX FLOW BATTERY SYSTEMS - Methods, systems and structures for monitoring, managing electrolyte concentrations in redox flow batteries are provided by introducing a first quantity of a liquid electrolyte into a first chamber of a test cell and introducing a second quantity of the liquid electrolyte into a second chamber of the test cell. The method further provides for measuring a voltage of the test cell, measuring an elapsed time from the test cell reaching a first voltage until the test cell reaches a second voltage; and determining a degree of imbalance of the liquid electrolyte based on the elapsed time. | 04-04-2013 |
20130260263 | MOBILE ENERGY CARRIER AND ENERGY STORE - A mobile energy carrier with which energy in the form of materials from zones distributed widely throughout the world, for example with a large amount of solar energy, wind energy or other CO | 10-03-2013 |
20130330638 | COATED SUBSTRATE AND PRODUCT INCLUDING THE SAME AND METHODS OF MAKING AND USING THE SAME - One embodiment may include a product including a substrate and a stress spring over the substrate. The stress spring may be constructed and arranged over the substrate so that the stress spring prevents or limits damage or undesirable effects caused by subsequent operations performed on the substrate or upon subsequent exposure of the substrate to high strain conditions. The stress spring may include a layer including an alloy or polymer. | 12-12-2013 |
20140017575 | METAL COATING OF OBJECTS USING PLASMA POLYMERISATION PRETREATMENT - A method for applying a metal on a substrate comprises: a) applying a coating by treatment in a plasma, comprising a compound selected from alkanes up to 10 carbon atoms, and unsaturated monomers, and b1) producing polymers on the surface of said substrate, said polymers comprising carboxylic groups and adsorbed ions of a second metal, reducing said ions to the second metal, or alternatively b2) producing polymers on the surface, bringing the surface of said substrate in contact with a dispersion of colloidal metal particles of at least one second metal, and c) depositing said first metal on said second metal. Advantages include that materials sensitive to for instance low pH or solvents can be coated. Substrates including glass, SiO | 01-16-2014 |
20140038064 | STEEL FOR SOLID OXIDE FUEL CELLS HAVING EXCELLENT OXIDATION RESISTANCE, AND MEMBER FOR SOLID OXIDE FUEL CELLS USING SAME - Provided are: steel for solid oxide fuel cells, which is capable of ensuring sufficient oxidation resistance even if a predetermined amount of nitrogen is contained therein; and a member for solid oxide fuel cells, which uses the steel for solid oxide fuel cells. This steel for solid oxide fuel cells having excellent oxidation resistance contains, in mass %, 0.022% or less (including 0%) of C, 0.01-0.05% of N, 0.01% or less (including 0%) of 0, 0.15% or less (including 0%) of Al, 0.15% or less (including 0%) of Si, 0.1-0.5% of Mn, 22.0-25.0% of Cr, 1.0% or less (excluding 0%) of Ni, 1.5% or less (including 0%) of Cu, 0.02-0.12% of La and 0.01-1.50% of Zr with La+Zr being 0.03-1.60%, and 1.5-2.5% of W, with the balance made up of Fe and impurities. The ratio of Zr/(C+N) in mass % is preferably 10 or more. | 02-06-2014 |
20140220457 | POLYMERS, SUBSTRATES, METHODS FOR MAKING SUCH, AND DEVICES COMPRISING THE SAME - The present invention relates generally to substrates for making polymers and methods for making polymers. The present invention also relates generally to polymers and devices comprising the same. | 08-07-2014 |
20140308589 | FLUID COMPRESSOR AND FUEL CELL VEHICLE - An air compressor as a fluid compressor includes: a suction port and a delivery port provided at upper and lower portions, respectively, of a pump chamber; a suction passage in communication with the inside of the pump chamber via the suction port; a delivery passage in communication with the inside of the pump chamber via the delivery port; and a driving rotor and a driven rotor provided in the pump chamber. At least a part of the suction passage is located below the suction port. | 10-16-2014 |
20150024285 | Mini-fuel cells for battery-powered devices - Mini-fuel cells for small devices. | 01-22-2015 |
20150093656 | Liquid nitrogen battery - The Liquid Nitrogen battery uses electrical energy an existing electrical power source to utilize Nitrogen from the atmosphere to generate power, in any form required, to provide continuous, augmented, supplemental or alternate power in any predetermined form, including but not limited to electrical, mechanical and/or hydraulic, which may be produced individually or in any combination. | 04-02-2015 |
20150299844 | Method for producing protective layers containing silicides and/or oxidized silicides on substrates - The invention relates to a method for producing protective layers containing silicides and/or oxidized silicides on a substrate, in which silicide or a precursor thereof is applied to the substrate and the coated substrate is subjected to a temperature treatment above 250° C. without further processing. The layers obtained have a thickness in the nano-range and can simultaneously have various characteristic features, i.e. they are multifunctional. The following characteristic features were found for these nanolayers: scratch resistance, abrasion resistance, corrosion resistance and temperature resistance up to 1500° C., depending in each case on the substrate and the silicide(oxide) used for the coating. | 10-22-2015 |
20150303003 | SEPARATOR HAVING BINDER LAYER, AND ELECTROCHEMICAL DEVICE COMPRISING THE SEPARATOR AND METHOD OF PREPARING THE SEPARATOR - The present disclosure provides a separator comprising a porous substrate, a porous coating layer and a binder layer, the binder comprising at least one homopolylmer of polyvinylidene fluoride and at least one copolymer of polyvinylidene fluoride (PVDF)-co-hexafluoropropylene (HFP) so that a content difference of hexafluoropropylene (HFP) present in the two compounds is about 3 wt % or higher. | 10-22-2015 |
20160141644 | FUEL CELL SYSTEM - An object is to provide a technique that removes a liquid entering between an auxiliary machinery cover and a cover provided to cover the auxiliary machinery cover. A fuel cell system comprises a first cover that is configured to contain an auxiliary machine for a fuel cell, and a second cover that is configured to cover at least part of a side surface and part of a bottom surface of the first cover. The second cover has an outlet that is formed in at least part of a bottom of the second cover to allow for flow of a liquid. An upper surface of the first cover is inclined downward toward the side surface of the first cover. | 05-19-2016 |
20180026288 | FUEL CELL SYSTEM | 01-25-2018 |