Chemistry: electrical current producing apparatus, product, and process inventions 01/06

20060019129 - Planar fuel cell assembly: A planar fuel cell assembly includes a plurality of fuel cell units and a first channel-forming plate. The plurality of fuel cell units are connected in series. Each fuel cell unit includes a meshed metal plate and a membrane-electrolyte assembly. The membrane-electrolyte assembly of each fuel cell unit has a...

20060019132 - Liquid anode electrochemical cell: An electrochemical cell is provided which has a liquid anode. Preferably the liquid anode comprises molten salt and a fuel, which preferably has a significant elemental carbon content. The supply of fuel is preferably continuously replenished in the anode. Where the fuel contains or pyrolizes to elemental carbon, the reaction...

20060019131 - Method for activating fuel cell: A method for activating a direct oxidation fuel cell including an anode, a cathode, and a proton-conductive electrolyte membrane interposed between the anode and the cathode is provided. The anode and the cathode each have a catalyst layer on a face in contact with the proton-conductive electrolyte membrane. This method...

20060019130 - Oms-2 catalysts in pem fuel cell applications: A PEM fuel cell system in which an oxidizer is provided and in which the catalyst for the oxidizer is an OMS-2 catalyst and, in particular, an M-OMS-2 catalyst. Preferable catalysts are Co-OMS-2, Cu-OMS-2 and Ag-OMS-2 and, more preferably, Ag-OMS-2. Also, the effectiveness of the oxidizer is enhanced by one...

20060019133 - Conversion of raw carbonaceous fuels: Disclosed herein are three configurations for an electrochemical cell to generate electric power from the reaction of oxygen or air with porous plates or particulates of carbon, arranged such that waste heat from said electrochemical cells is allowed to flow upwards through a storage chamber or port containing raw carbonaceous...

20060019134 - Gas supplying system and gas supplying method: A gas supplying system for fuel cell includes a reformer generating a reformed gas by reforming a mixed raw material including a fuel and a first water, a piping network distributing the reformed gas to fuel cell systems each of which is installed in different rooms or buildings, a drain...

20060019135 - Fuel cell with fuel monitoring system and method of use: A fuel cell includes a removable and replaceable fuel supply having fuel disposed therein. A system for monitoring various parameters of the fuel such as temperature, pressure, and the levels of dissolved oxygen is provided. A plurality of sensors is disposed on the fuel supply side that is capable of...

20060019136 - Fuel cell stack temperature control system and method: A temperature control system and method for a fuel cell stack cooling system is disclosed. The temperature control system includes a coolant circulation line for circulating a coolant to and from a fuel cell stack. A coolant pump is provided in the coolant circulation line, and a pump ΔP sensor...

20060019137 - Fuel cell system: A fuel cell system has: a water supply cycle for supplying water to a fuel cell stack through piping; n numbers of pressure detection devices (n is an even number of two or greater) provided on the piping and detecting pressure of the water; and a control device for determining...

20060019139 - Fuel cell power generation system: A fuel cell electrical power generation system (1) is provided which is made up of components including a desulfurizer (3), a prereformer (5), an internal reforming type solid electrolyte fuel cell (7) etc. The fuel cell (7) is made up of components including an air electrode (31), an electrolyte (33),...

20060019138 - Shift membrane burner fuel cell combination: Method and device for converting CO on one side of a membrane with the addition of water to give CO2 and H2O. During this reaction H2 passes through the membrane. On the other side of the membrane H2 is combined with oxygen and burned. This oxygen can be supplied in...

20060019140 - Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells: An electrolyte membrane is prepared from a liquid composition comprising at least one member selected from the group consisting of trivalent cerium, tetravalent cerium, bivalent manganese and trivalent manganese; and a polymer with a cation-exchange group. The liquid composition is preferably one containing water, a carbonate of cerium or manganese,...

20060019142 - Enhanced stability bipolar plate: An enhanced stability and inexpensive bipolar plate for a fuel cell is disclosed. The enhanced stability bipolar plate includes a bipolar plate substrate and a corrosion-resistant coating provided on the bipolar plate substrate. A method for enhancing corrosion resistance of a bipolar plate is also disclosed....

20060019143 - Fuel cell system and transport equipment including the same: A fuel cell system that is capable of handling gasified fuel in an aqueous solution tank includes an aqueous solution tank which holds fuel aqueous solution, a fuel cell including an anode supplied with the fuel aqueous solution from the aqueous solution tank, and a cathode provided with a catalyst...

20060019141 - Fuel supply method for direct methanol fuel cell: In a direct methanol fuel cell, fuel efficiency is maintained by periodically adding a higher methanol concentration mixture through a cartridge into the primary fuel container. The cartridge replenishes methanol and partial water losses due to the consumption of fuel in the power generating process. In a typical system, the...

20060019144 - Channel-incorporating pedestal and method for producing same: A channel-incorporating pedestal comprising a first plate and a second plate joined together, incorporating a groove, which is formed on a joining surface of the first plate, as a channel for a fluid, and bringing the groove into communication with an instrument, which is placed on a surface of the...

20060019145 - Fuel cell apparatus: There is provided a fuel cell apparatus including: an electric power generation unit including a membrane electrode assembly having an oxidizer electrode to which an oxidizer is fed and a fuel electrode to which a fuel is fed, the oxidizer electrode and the fuel electrode being arranged through an electrolyte...

20060019146 - Fuel cell catalyst carry particle, composite electrolyte containing the same, catalytic electrode,fuel cell and process for producing tehm: An adhesive layer 3 is disposed between a carbon particle 2 and a catalyst substance 1 of a catalyst-supporting particle for a fuel cell containing the carbon particle 2 and the catalyst substance 1. Thereby, the catalyst-supporting particle for fuel cell can be obtained in which a contact resistance between...

20060019148 - Proton conductive solid electrolyte, proton conductive membrane, electrode for fuel cell, membrane electrode assembly, and fuel cell: A proton conductive solid electrolyte includes a proton conductive inorganic oxide including an oxide carrier and oxide particles supported on a surface of the oxide carrier, the oxide carrier containing an element Y consisting of at least one element selected from the group consisting of Ti, Zr, Si and Al,...

20060019147 - Solid polymer electrolyte fuel cell and method for manufacturing the same: A solid polymer electrolyte fuel cell comprises: a plurality of electrode structures comprising an anode and a cathode, and polymer electrolyte membrane held between the anode and the cathode, and a plurality of separators for holding the respective electrode structures, with a fuel gas passage for supplying and discharging fuel...

20060019149 - Soil battery: Power for a device is generated by a soil battery. The soil battery includes anode material and cathode material placed in soil....

20060019150 - Safety device for a sealed cell: A safety device for a sealed cell (1) comprising alternating positive and negative electrodes respectively connected to positive and negative current output terminals (6, 7) placed in a container (2) having an end (3) that is closed by a wall. The wall of the closed end presents thinning (13) adapted...

20060019151 - Non-aqueous electrolyte battery: A non-aqueous electrolyte battery is provided that is capable of improving safety, particularly the tolerance of the battery to overcharging, without compromising conventional battery constructions considerably. A non-aqueous electrolyte battery is furnished with a positive electrode including a positive electrode active material-layer (2) containing a plurality of positive electrode active...

20060019152 - Non-aqueous electrolyte battery: A non-aqueous electrolyte battery is provided that can prevent working voltage of the battery from decreasing even when the battery is stored in high temperature conditions. A non-aqueous electrolyte battery includes: a positive electrode having a positive electrode active material-layer and a positive electrode current collector, a negative electrode having...

20060019153 - Non-aqueous electrolyte battery: A non-aqueous electrolyte battery that is capable of improving safety, particularly tolerance of the battery for overcharging, is furnished with a positive electrode including a positive electrode active material-layer (2) containing a plurality of positive electrode active materials and being formed on a surface of a positive electrode current collector...

20060019154 - Separator for non-aqueous electrolyte battery and non-aqueous electrolyte battery: A separator for non-aqueous electrolyte batteries is provided that has small heat shrinkage and achieves good heat resistance and good cycle performance. A non-aqueous electrolyte battery using the separator is also provided. A separator for non-aqueous electrolyte batteries includes a microporous film in which a polyolefin layer and a heat-proof...

20060019155 - Apparatus for interconnecting battery cells in a battery pack and method thereof: A battery pack for a cordless power has a plurality of battery cells disposed in a housing. In an embodiment of the invention, battery cells are interconnected with a laminated plate structure having non-conductive layers interspersed with conductive layers, at least one of the conductive layers connected to the battery...

20060019156 - Pouch-type lithium secondary battery: A pouch-type lithium secondary battery includes a battery unit having a positive plate, a separator, and a negative plate; a plurality of electrode tabs drawn from the positive and negative plates, respectively; a case having a space for receiving the battery unit and upper and lower sealing surfaces which are...

20060019157 - Thin-film battery devices and apparatus for making the same: A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is supplied directly to the material forming the film. The energy...

20060019158 - Battery having a collector plate: To provide a battery with low internal resistance and high efficiency in which connection points to a collector plate are evenly distributed on the electrode plate and the number of the connection points is increasable, a battery according to the present invention includes a positive and negative collector plates respectively...

20060019159 - Sealed battery and manufacturing method therefor: The present invention aims to provide a sealed battery having superior performance due to favorable welding of a terminal of a seal cover and a current collector body provided below the seal cover, and a manufacturing method for the sealed battery. In the sealed battery, one of a positive-electrode plate...

20060019160 - Secondary battery: A secondary battery includes: a bare cell having an electrode assembly including two electrodes and a separator arranged between the two electrodes, a cell container having an opening and adapted to contain the electrode assembly, and a cap assembly adapted to cover the opening; and an accessory unit having a...

20060019161 - Non-aqueous electrochemical cells: Electrochemical cells are disclosed. In some embodiments, an electrochemical cell includes a cathode having less than about 2,000 ppm of water, an anode, and an electrolyte having a first lithium salt and LiPF6....

20060019162 - Graphite-base hydrogen storage material and production method thereof: Disclosed is a hydrogen storage material and a production method thereof. The hydrogen storage material has a carbon material having: an interlayer space for hydrogen occlusion, produced by removal at least a portion of an organic compound from a graphite intercalation compound comprising graphite and the organic compound intercalated in...

20060019163 - Copper fluoride based nanocomposites as electrode materials: The present invention relates to primary and secondary electrochemical energy storage systems, particularly to such systems as battery cells, which use materials that take up and release ions as a means of storing and supplying electrical energy....

20060019164 - Lithium storage cell capable of operating at high temperature: e

20060019165 - Active substance of postitive electrode for battery, process for producing the same and battery therefrom: A positive electrode active material for a battery, consisting essentially of manganese dioxide, contains 5 to 400 ppm of magnesium or 0.001 to 3.0% by weight of titanium, thereby achieving even higher performance of a battery, such as enhanced pulse characteristics....

20060019166 - Positive electrode active material for a secondary battery, secondary battery and process of manufacturing positive electrode active material for a secondary battery: A positive electrode active material containing lithium manganate having a spinel structure is used, wherein the value of a* of the L*a*b* color specification system is made to satisfy the requirement: −3.2≦a*≦−1.4. Or, the value of a* is made to satisfy the requirement: −5.8≦a*≦−4.2. Or, the value of L* is...

20060019167 - Battery with molten salt electrolyte and protected lithium-based negative electrode material: A battery comprises a negative electrode including a negative electroactive material, a positive electrode, an electrolyte located between the negative electrode and the positive electrode, and a protection layer, the protection layer separating the electrolyte and the negative electroactive material. Example batteries include lithium batteries and lithium-sulfur batteries having a...

20060019168 - Corrosion protection using protected electron collector: A battery comprises a first electrode, a second electrode, an electrolyte, and an electron collector associated with the first electrode, the electron collector having a surface treatment, such as a protection layer, that reduces corrosion of the electron collector by the molten salt electrolyte....

20060019169 - Separators for electochemical devices having an ionically conductive solid compound therein: Separators for electrochemical devices, which devices have a polymer gel electrolyte separator with an ionically conductive fluoride based solid compound, or a solid state separator with an electrolyte and an ionically conductive fluoride based solid compound....

20060019170 - Battery: A battery capable of inhibiting decrease in capacity and inhibiting swollenness even in hot environment is provided. A battery comprises a cathode, an anode and an electrolyte inside a film exterior member. The electrolytic solution contains carboxylate ester or ketone, in which a third alkyl group is directly bonded to...

20060014054 - Stable power supplying apparatus: A stable power supply apparatus in accordance with the present invention comprises a secondary battery, a bidirectional chopper circuit and a bidirectional converter, wherein the secondary battery, the chopper circuit and the converter are connected in this order in the direction from the secondary battery side to a system bus...

20060014055 - Braze alloy containing particulate material: A minimum joint thickness can be assured by incorporating beads or particles having a diameter corresponding to the joint thickness desired and which are infusible at the brazing temperature. Preferably such particles are formed of high-melting metals, metal oxides, ceramics, or cermets and are mixed into the alloy paste prior...

20060014056 - Reformer and fuel cell system having the same: A fuel cell system comprises a reformer for generating hydrogen from fuel, at least one electricity generator for generating electric energy through an electrochemical reaction between hydrogen and oxygen, a fuel supply unit for supplying the fuel to the reformer and an oxygen supply unit for supplying oxygen to the...

20060014057 - Apparatus and method for controlling kinetic rates for internal reforming of fuel in solid oxide fuel cells: The present invention provides a solid oxide fuel cell in which kinetic rates for internal reforming are controlled. The solid oxide fuel cell comprises a cathode, an electrolyte layer adjacent to the cathode, and an anode adjacent to the electrolyte layer. The anode used in the cell of the invention...

20060014058 - Method and apparatus for controlling a combined heat and power fuel cell system: A cogeneration fuel cell system and associated methods of operation are provided that accommodate a demand for heat as well as a demand for electric power. The system is operated among various modes to balance heat and power demand signals. In general, a fuel cell system is coupled to a...

20060014059 - Electrical power generator: A power generator has a hydrogen flow path through which moisture is induced to flow to a hydrogen-containing fuel that reacts with the moisture to produce hydrogen. The moisture passes to the hydrogen flow path through a water exchange membrane from a water vapor flow path. A fuel cell between...

20060014060 - Fuel cell characteristic recovery method and apparatus: A characteristic recovery apparatus is provided with a DMFC having anode and cathode electrodes; anode-side and cathode-side separators for feeding the anode and cathode electrodes with pure water or a solution and an oxygen-containing gas, respectively; a voltage-applying means for forcing current to flow between the electrodes in the same...

20060014061 - Reformer and fuel cell system having the same: A reformer of a fuel cell system is provided. The reformer includes a reforming reaction section constructed with a plurality of pipelines having independent internal spaces to generate hydrogen from a fuel, and a housing assembly surrounding the reforming reaction section to circulate the fuel around an outer surface of...

20060014062 - Method and apparatus for level control in a water tank of a fuel reformer: The present invention provides a method and apparatus for controlling a level in a receptacle capable of storing a fluid. The apparatus includes a first valve governing ingress of the fluid to the receptacle, a second valve governing egress of fluid from the receptacle, wherein the second valve is positioned...

20060014063 - Fuel cell system: A fuel cell system which includes: a fuel cell fed with a reaction gas for generating power; an output detection unit which detects output current and voltage of the fuel cell; a storage unit which stores a standard current-voltage characteristic of the fuel cell, from which a standard voltage of...

20060014064 - Fuel cell system: The fuel cell system according to the present invention comprises a reformer 12 for receiving a hydrocarbon fuel supply and generating a hydrogen-containing reformed gas by making use of a reforming reaction; a fuel cell assembly 14 for generating power after causing an anode to receive the reformed gas and...

20060014065 - Membrane electrode unit comprising a polyimide layer: The present invention relates to membrane electrode assemblies comprising two electrochemically active electrodes separated by a polymer electrolyte membrane, there being a polyimide layer on each of the two surfaces of the polymer electrolyte membrane that are in contact with the electrodes. The present membrane electrode assemblies may be used...

20060014066 - Ion-conductive polymer, solid polyelectrolyte, and cell employing the same: (In the above described formula, n designates an integer of 2 or more, R designates an organic residue having 1 to 20 carbon atoms or an organic residue having 1 to 20 carbon atoms and hetero atoms such as N, O, P, S, etc., X designates an anion part, and...

20060014067 - Multi-layer polyelectrolyte membrane: Multi-layer polyelectrolyte membranes are described wherein at least one of the layers contains at least one acrylic resin or vinyl resin having at least one ionic or ionizable group, and at least one additional polymer. The polymer has small or large domain sizes with respect to the acrylic resin or...

20060014068 - Processing techniques for the fabrication of solid acid fuel cell membrane electrode assemblies: Processes, techniques, and compositions used to fabricate high performance solid acid fuel cell membrane electrode assemblies are disclosed. The techniques include preparing the solid acid electrolyte material, depositing the electrolyte membrane, depositing the electrocatalyst layer, preparing the electrodes, fabricating the gas seals, and constructing the membrane electrode assembly....

20060014070 - Hydrogen fuel source refiller: Described herein is a portable storage device that stores a hydrogen fuel source. The storage device includes a bladder that contains the hydrogen fuel source and conforms to the volume of the hydrogen fuel source. A housing provides mechanical protection for the bladder. The storage device also includes a connector...

20060014069 - Smart fuel cell cartridge: Described herein is a portable storage device that stores a hydrogen fuel source. The storage device includes a bladder that contains the hydrogen fuel source and conforms to the volume of the hydrogen fuel source. A housing provides mechanical protection for the bladder. The storage device also includes a connector...

20060014071 - Internally gas regulated fuel cell: A fuel cell includes a membrane electrode assembly (MEA) and at least one bipolar plate having an anode-side gas distributor structure for distributing anode reactants, a cathode-side gas distributor structure for distributing cathode reactants, and a guide passage structure for distributing a cooling medium. At least one of the anode-side...

20060014072 - Electrode for fuel cell and process for the preparation thereof: The present invention provides an electrode for fuel cell comprising a gas diffusion layer comprising porous polymer containing an electro-conductive filler and a catalyst layer containing a particulate catalyst. In this structure, a gas diffusion layer is formed by a porous polymer containing an electro-conductive filler. In this arrangement, the...

20060014073 - Electrode for fuel cell, fuel cell comprising the same and method for making an electrode: The present invention relates to an electrode for a fuel cell including a catalyst layer, a gas diffusion layer including a conductive substrate, and a micro-porous layer interposed between the catalyst layer and the gas diffusion layer and including a conductive material and a thickener....

20060014074 - Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack: A method of preserving a PEFC stack of the present invention is a method of preserving a PEFC stack that 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...

20060014075 - Process for manufacturing plate electrode stackings: A process for manufacturing of a plate electrode stacking for use in batteries, comprising the steps of supplying a separator material comprising a polymer sheet layer with an overlapping portion and a glass mat layer, placing a positive plate electrode onto the glass mat layer, folding and wrapping this separator...

20060014076 - Non-aqueous electrolyte secondary battery: A non-aqueous electrolyte secondary battery comprises a positive electrode, a negative electrode, and a non-aqueous electrolyte. The positive electrode comprises a positive electrode mixture and a current collector, wherein the positive electrode mixture has a positive electrode active material, a binder, and a conducting agent. A lithium-containing compound having an...

20060014077 - Process of preparing coating for positive electrode materials for lithium secondary batteries and positive electrodes for lithium secondary batteries: n

20060014078 - Alkali/transition metal halo-and hydroxy-phosphates and related electrode active materials: The present invention relates to novel battery having a first electrode comprising an electrode active material represented by the general formula AaMb(XY4)2Zd, a second electrode which is a counter-electrode to the first electrode; and an electrolyte....

20060014079 - Electrode active material for lithium secondary battery: e

20060014080 - Separator paper for alkaline battery and the alkaline battery: A thin separator paper is provided for separating a positive electrode active material and a negative electrode active material from one another in alkaline battery. The separator paper has high gas tightness, high shortage preventing effect, and low deterioration. The separator paper possesses a crystalline structure in which cellulose 1...

20060008683 - Reformer and fuel cell system having the same: There is provided a fuel cell system comprising: a reformer for generating a hydrogen gas stream from fuel through a catalytic chemical reaction using thermal energy; and a stack for generating electric energy through a reaction between the hydrogen gas stream and oxygen. The reformer includes: a first reaction section...

20060008684 - Reformer, fuel cell system having the same, and method of manufacturing the same: A fuel cell system includes: a reformer adapted to generate hydrogen from a fuel containing hydrogen through a chemical catalytic reaction using thermal energy; at least one electricity generator adapted to generate electric energy through an electrochemical reaction of hydrogen and oxygen; a fuel supply unit adapted to supply the...

20060008682 - Thin-layer fuel cell structure: A fuel cell layer and methods for making a fuel cell layer comprising at least one fuel cell in communication with first reactant plenum and second reactant plenum, wherein one of the reactant plenums contains oxidant and the other reactant plenum contains fuel. The fuel cell comprises a gas barrier...

20060008685 - Image forming apparatus and image forming method using the same: The present invention provides an image forming apparatus, supplied from a commercial power supply and including a fuel cell, comprising: a fuel producing device for the fuel cell, in which the fuel producing device produces fuel for the fuel cell making use of the commercial power supply. This image forming...

20060008686 - Fuel container for fuel cell: A fuel container according to the present invention includes a container body (15), a fuel (10) provided in the container body (15), a draining port (9) provided to the container body (15) for supplying the fuel (10) to the outside of the container body (15), a fluid introduction unit (19)...

20060008687 - Fuel cell system internal to portable computer: Described herein is a portable storage device that stores a hydrogen fuel source. The storage device includes a bladder that contains the hydrogen fuel source and conforms to the volume of the hydrogen fuel source. A housing provides mechanical protection for the bladder. The storage device also includes a connector...

20060008688 - Fuel cell: An object of the present invention is to provide a fuel cell having a structure capable of generating a large cell output power. According to the present invention, there is provided a fuel cell including an anode for oxidizing liquid fuel, a cathode for reducing oxygen, an electrolyte membrane provided...

20060008689 - Fuel cell system: A system controller drives a gas circulator with a purge valve closed to supply hydrogen to a fuel cell stack and then increases anode operating pressure and cathode operating pressure to target operating pressures after a predetermined condition is satisfied. This allows an amount of gas mixture of remaining oxygen...

20060008691 - Compound, and solid electrolyte, proton conductor, membrane electrode assembly and fuel cell comprising the compound: wherein A1 is mesogen-containing organic group; R1 is H, alkyl, aryl or silyl; R2 is alkyl, aryl or heterocyclic; m1 is 1-3; L1 is single bond, alkylene, —O—, —CO—, or a combination thereof; Ar1 is arylene or heteroarylere having electron-donating group; Y1 is polymerizable group; n11 is 1-8; n12 is...

20060008690 - Proton conducting polymer membrane comprising phoshphonic acid groups containing polyazoles and the use thereof in fuel cells: The present invention relates to proton-conducting polymer membranes which comprise polyazoles containing phosphonic acid groups and are obtainable by a process comprising the steps A) mixing of one or more aromatic and/or heteroaromatic tetraamino compounds with one or more aromatic and/or heteroaromatic carboxylic acids or derivatives thereof which contain at...

20060008692 - Solid electrolyte and electrochemical system including the solid electrolyte: Solid electrolyte comprising organic compound containing the organic polymer with hydroxyl group, inorganic compound, and water intended to provide the solid electrolyte that is less susceptible to performance deterioration even under high temperatures of 100° C. or higher and the electrochemical system using the said solid electrolyte. It is a...

20060008693 - Fuel cell: An object of the present invention is to provide a fuel cell having a structure capable of generating a large cell output power. According to the present invention, there is provided a fuel cell including an anode for oxidizing liquid fuel, a cathode for reducing oxygen, an electrolyte membrane provided...

20060008694 - Stainless steel alloy and bipolar plates: An improved bipolar plate stainless steel alloy comprises, in weight percent, about 20% to about 30% chromium, about 10% to about 25% nickel, about 1% to about 9 % molybdenum, and up to about 4% copper, where the weight percentage of chromium plus nickel plus molybdenum is greater than about...

20060008695 - Fuel cell with in-cell humidification: A fuel cell plate integrating an active flow field zone for carrying out electrochemical reaction and at least one humidification zone for humidifying reactant stream. The area of the humidification field is proportionally designed to the fuel cell active flow field so that an adequate humidity and temperature can be...

20060008696 - Nanotubular solid oxide fuel cell: A membrane electrode assembly (MEA) having a nano-tubular patterned structure and having solid (instead of porous) electrode layers is provided. Increased mechanical strength is provided by the use of solid electrode layers. The electrode layers are sufficiently thin to permit the flow of reactants to the electrolyte. The nano-tubular pattern...

20060008697 - Supported catalyst and fuel cell using the same: A supported catalyst, an electrode including the catalyst, and a fuel cell using the electrode are provided. The supported catalyst comprises a carbon-based catalyst support, catalytic metal particles that are adsorbed onto a surface of the carbon-based catalyst support, and an ionomer that is chemically or physically adsorbed to the...

20060008698 - Electrochemical device comprising electrode lead having protection device: Disclosed is an electrochemical device including an electrode assembly having a cathode, anode and an electrolyte, and a casing surrounding the electrode assembly. The device further includes a protection device to which either or both of a cathode lead for connecting a cathode with an outer terminal and an anode...

20060008699 - Secondary battery: A secondary battery comprising a heat-sensitive indicator on the outer surface of the battery is disclosed. The color of the heat-sensitive indicator changes according to battery temperature. The heat-sensitive indicator may comprise a sheath. When the internal temperature of the battery increases rapidly, the heat-sensitive indicator changes color to alert...

20060008700 - Organic/inorganic composite porous film and electrochemical device prepared thereby: Disclosed is an organic/inorganic composite porous film comprising: (a) a porous substrate having pores; and (b) an active layer formed by coating a surface of the substrate or a part of the pores in the substrate with a mixture of inorganic particles and a binder polymer, wherein the inorganic particles...

20060008701 - Electrode assembly and lithium ion secondary battery using the same: An electrode assembly and a lithium ion secondary battery using the same capable of preventing a short circuit from being created in an outer peripheral portion of the electrode assembly. Uncoated areas of positive and negative electrode plates and an active material layer in the inner and outer peripheral portions...

20060008702 - Secondary battery: A secondary battery includes an electrode assembly with a positive electrode, a negative electrode and a separator disposed between the positive and the negative electrodes, and a case in which the electrode assembly is mounted. At least one of the positive and the negative electrodes has a leading edge with...

20060008703 - Polymer materials for use in an electrode: A carbonyl aromatic polymer electrode material, suitable for use as both positive and negative electrodes in electric storage devices, is disclosed. The polymers contain at least one unit having at least one cyclopentanone structure condensed with at least two aromatic rings. Exemplary carbonyl aromatic polymers include polymers containing units of...

20060008704 - Zinc alloy powder for alkaline cell and method for producing same: There are provided a zinc alloy powder for an alkaline cell, which is capable of decreasing the volume of hydrogen gas generated before and after the discharge of the cell to prevent an electrolyte in the cell from leaking, and a method for producing such a zinc alloy powder by...

20060008705 - Lithium ion secondary battery and charging method therefor: A lithium ion secondary battery having a positive electrode 3 which contains, as a positive electrode active material, a composite metal oxide containing at least one of Li, Co, Mn, and Ni as a metal component thereof; a negative electrode 2 which contains a negative electrode active material; and a...

20060008706 - Rechargeable lithium battery: The present invention provides a lithium secondary battery having high-capacity as well as good cycle characteristics. The lithium secondary battery includes a positive electrode comprising a positive active material, a negative electrode comprising a negative active material and an electrolyte. The negative active material includes graphite particles combined to Si...

20060003192 - Battery pack: A battery pack has increased attachment strength of a protective circuit module molded from a resin on top of a rechargeable battery including an electrode assembly, a can, and a cap assembly. The reinforcement groove that is formed on the lead plate retains the molded portion, which has the protective...

20060003193 - Thermoelectric augmented fuel cell system: A thermoelectric augmented fuel cell system is disclosed. The system includes a fuel cell stack for generating electrical power and a thermoelectric unit provided in thermal contact with the fuel cell stack for receiving thermal energy from the fuel cell stack and generating additional electrical power....

20060003195 - Electrolyte membrane for fuel cell and fuel cell comprising the same: Provided are an electrolyte membrane for a fuel cell and a fuel cell including the same. The electrolyte membrane for a fuel cell includes a proton conductive polymer layer and hygroscopic polymer layers placed on one side or on both sides of the proton conductive polymer layer. The electrolyte membrane...

20060003196 - Fuel cell and electronic device equipped with the same: The fuel cell 10A comprises the membrane electrode assembly modules 20 which consume the liquid fuel 40 to generate power, and the fuel chamber 30 which holds the liquid fuel 40 inside and has the principal plane on which the membrane electrode assembly modules 20 are arranged, wherein the fuel...

20060003194 - Fuel cell pack and power producing device comprising said fuel cell pack: A fuel cell pack and a power producing device based upon a fuel cell. The fuel cell is made up of a series of elementary cells and a fluid distribution system which makes it possible to feed each cell with two different fluids and to remove the fluids from the...

20060003198 - Apparatus and method for measuring the insulation resistance of a fuel cell system: A measuring device to measure the insulation resistance (Riso) of a fuel cell system with respect to an electrical ground point comprises a resistor arrangement—formed by a series connection of reference resistors—between two load-current lines of the fuel cell system as well as one reference voltage source, which is arranged...

20060003199 - Method and apparatus for controlling a combined heat and power fuel cell system: A cogeneration fuel cell system and associated methods of operation are provided that accommodate a demand for heat as well as a demand for electric power. The system is operated among various modes to balance heat and power demand signals. In general, a fuel cell system is coupled to a...

20060003197 - Self-starting fuel cell assembly: A self-starting fuel cell assembly and methods of starting fuel cells are disclosed. In at least certain examples, the fuel cell assembly can be configured to supply voltage to a fuel source, an air source or both. The fuel cell assembly further includes a control system configured to detect an...

20060003200 - Fuel cell unit and method for calibrating concentration value: A fuel cell unit being capable of calibrating a concentration value of an aqueous fuel solution by use of a reference concentration value, including: a fuel cell; a fuel tank which stores a fuel for the fuel cell; a mixing tank which produces the aqueous fuel solution supplied to the...

20060003201 - Method of operating a fuel cell system with integrated feedback control: A recirculating reagent fuel-cell includes an ion-exchange membrane interposed between an anode and cathode anode to form a membrane/electrode assembly (MEA), the MEA interposed between a fuel gas diffusion layer and an air (oxidant gas) diffusion layer. An air and fuel flow network are provided having an input portion for...

20060003202 - Reformer and fuel cell system having the same: A fuel cell system including: a reformer for generating hydrogen from a fuel containing hydrogen; at least one electricity generator for generating electric energy through an electrochemical reaction between hydrogen and oxygen; a fuel supply unit for supplying the fuel to the reformer; and an oxygen supply unit for supplying...

20060003203 - Hydrogen storage-based rechargeable fuel cell system and method: A dual mode electrochemical system comprises a first electrode capable of storing hydrogen, a second electrode, a substantially electrically insulating and substantially ionically conducting membrane interposed therebetween and an electrolyte. In a first mode, upon introduction of water and electricity the dual mode electrochemical system electrolyzes the water in the...

20060003204 - Controlling fuel cell fuel purge in response to recycle fuel blower operating conditions: A fuel cell power plant fuel purge valve (26) is controlled in response to a parameter (40, 40a) of a fuel recycle blower which is indicative (20) of the recycle fuel impelled thereby, either alone or together with load current (33), pressure rise of the blower (50, 51), and temperature...

20060003205 - Fuel cell system, mobile unit equipped with the system, and control method for the fuel cell system: A fuel cell system FC replenishes a fuel cell stack with air or hydrogen by temporarily driving a compressor 41 or a low-pressure valve 24 even during an intermittent operation mode. If air is supplied for replenishment, the amount of air remaining in an air supply system is kept substantially...

20060003206 - Fuel cell: A separator comprises a first and second metal plates laid over each other. A cooling medium flow passage is integrally provided between the first and second metal plates. The cooling medium flow passage has inlet buffer portions communicating with a cooling medium inlet communication hole, outlet buffer portions communicating with...

20060003207 - Integrated power plant and system and method incorporating the same: A system and method for producing electricity is described. The system comprises a fuel cell assembly. The system may comprise a steam turbine and a generator. The fuel cell assembly may be used to provide heat to produce the steam used to power the steam turbine. The system may comprise...

20060003208 - Overmolded support plate for fuel cell: A fuel cell component is provided including a support plate, a membrane electrode assembly, and a resilient member. The support plate defines a bore extending between a first surface and a second surface. The membrane electrode assembly engages the second surface of the support plate. The resilient member defines a...

20060003209 - Polymer membrane for fuel cell and method for preparing the same: A polymer electrolyte membrane for a fuel cell includes a porous membrane formed with fine pores, hygroscopic polymer layers coated inside the fine pores of the porous membrane, and proton conductive polymers filled in the fine pores of the porous membrane coated with the hygroscopic polymer layers....

20060003213 - Electrolyte sheet with a corrugation pattern: An electrolyte sheet comprises a substantially non-porous body and has at least one stress-relief area on at least a portion of the electrolyte sheet. The stress-relief area has a surface with a plurality of folds. The plurality of folds are arranged around and directed longitudinally toward a common central area....

20060003211 - Non-humidified polymer electrolyte: The present invention provides a novel non-humidified polymer electrolyte and a fuel cell including the same. The non-humidified polymer electrolyte comprises an ion medium comprising an organic compound that has a boiling point greater than 100° C. and a dielectric constant greater than 3. The non-humidified polymer electrolyte further comprises...

20060003214 - Polymer electrolyte membrane for fuel cell and method for preparing the same: A polymer electrolyte membrane for a fuel cell includes a porous membrane forming micropores. Proton-conducting polymers fill the micropores of the porous membrane. In addition, a method for preparing the polymer electrolyte membrane includes: preparing a porous membrane having a plurality of micropores; and filling the micropores with proton-conducting polymer....

20060003212 - Polymer electrolyte membrane, membrane-electrode assembly, fuel cell system, and method for preparing the membrane-electrode assembly: A polymer electrolyte membrane for a fuel cell includes a proton conductive polymer membrane and proton conductive microfibers coated on either side of the proton conductive polymer membrane....

20060003210 - Solid polymer electrolyte membranes: The present invention relates to solid polymer electrolyte membranes (SPEMs) which include a co-processed mixture of a substrate polymer and an ion-conducting material membrane, or more preferably include a membrane comprising a polymer blend of a substrate polymer and an ion-conducting material. SPEMs of the present invention are useful in...

20060003215 - Polymer membrane for fuel cell and method of preparing the same: A polymer membrane for a fuel cell includes a porous polymer substrate, and a crosslinked polymer layer having a proton-conductive functional group coated on at least one side of the porous polymer substrate. A method of preparing the polymer membrane includes: (1) providing a coating composition that includes a monomer...

20060003216 - Fuel cell mounted device, and electric power supply system: A fuel cell mount apparatus includes: a fuel cell system including a power generation unit for generating electric power by use of a fuel and air, a hydrogen occlusion cylinder for supplying the fuel to the power generation unit, an air supply means for supplying air to the power generation...

20060003218 - On vehicle fuel cell system: A fuel cell system mounted on a vehicle, including: a fuel cell which is supplied with hydrogen containing gas for generating electric power; a dilution device which dilutes the hydrogen discharged from the fuel cell before discharging the hydrogen to the outside of the system; and a frame member on...

20060003217 - Planar membraneless microchannel fuel cell: A planar microfluidic membraneless flow cell. The design eliminates the need for a mechanical membrane, such as a polyelectrolyte membrane (PEM) in a fuel cell, by providing a flow channel in which laminar flow regimes exist in two fluids flowing in mutual contact to form a “virtual interface” in the...

20060003219 - Fuel cell having mechanism for pressurizing membrane electrode assembly and electronic device equipped with the same: The fuel cell 10A comprises the membrane electrode assembly module 20 which consumes the liquid fuel 40 to generate power, and the fuel chamber 30 for supplying the liquid fuel 40 which it holds inside to the membrane electrode assembly module 20 from the aperture 31, wherein it is provided...

20060003220 - Fuel cell: An oxygen-containing gas flow field for supplying an oxygen-containing gas from an oxygen-containing gas supply passage to an oxygen-containing gas discharge passage is formed on a first metal plate. The oxygen-containing gas flow field includes oxygen-containing gas flow grooves as serpentine flow grooves having two turn regions T1, T2. The...

20060003221 - Electrode assembly and lithium ion secondary battery using the same: An electrode assembly and a lithium ion secondary battery using the electrode assembly having reduced winding thickness. Active materials are coated on a first region of a negative electrode collector to which a negative electrode conductive tab is welded, and on an adjacent region overlapping the first region. Active materials...

20060003222 - Battery assembly: The battery assembly includes: an outer jacket for accommodating a plurality of cells, the outer jacket having an upper opening; and a terminal plate having a positive electrode terminal and a negative electrode terminal, the terminal plate closing the upper opening of the outer jacket. The terminal plate has a...

20060003223 - Nickel hydrogen battery: A segmented nickel hydrogen battery system includes a hydrogen storage segment (130) and a battery segment (120) in fluid communication with the storage segment. The battery segment includes a plurality of electrochemical cells each having a current collector plate (104) and a plastic seal component (104) provided about the peripheral...

20060003225 - Alkaline dry battery: The present invention provides an alkaline dry battery excellent in constant current intermittent discharge performance. The alkaline dry battery comprises a positive electrode including manganese dioxide as a positive electrode active material; a negative electrode including zinc as a negative electrode active material; a separator disposed between the positive electrode...

20060003224 - Alkaline dry battery and method for evaluating separator for use in alkaline dry battery: An alkaline dry battery having high reliability is provided by using a separator that has excellent drop impact resistance when impregnated with an alkaline electrolyte. In the alkaline dry battery according to the present invention, an electrolyte solution is an alkaline aqueous solution containing 30 to 40% by weight of...

20060003226 - Lithium secondary battery and method for producing same: A rechargeable lithium battery including a negative electrode made by sintering, on a surface of a conductive metal foil as a current collector, a layer of a mixture of active material particles containing silicon and/or a silicon alloy and a binder, a positive electrode and a nonaqueous electrolyte, characterized in...

20060003227 - Silicon composite, making method, and non-aqueous electrolyte secondary cell negative electrode material: A silicon composite comprises silicon particles whose surface is at least partially coated with a silicon carbide layer. It is prepared by subjecting a silicon powder to thermal CVD with an organic hydrocarbon gas and/or vapor at 900-1,400° C., and heating the powder for removing an excess free carbon layer...

20060003228 - Sheet anodes based on zinc-aluminum alloys and zinc-air batteries containing the same: The present invention provides a sheet anode based on modified zinc-aluminum alloys and Zinc-Air batteries containing the same. The sheet anode is consisted of ZnxAlyMz, wherein M comprises an element selected from the group consisting of alkaline metal and alkaline earth metal, or its further combination with at least one...

20060003229 - Rechargeable electrochemical cell: An electrochemical cell is provided, including an anode, a cathode, and an electrolyte therebetween. The anode contains magnesium in a reduced state, and the cathode includes a rutile structure. The rutile structure is capable of intercalating magnesium ions received from the anode to produce a low voltage. The electrochemical cell...

20060003230 - Pyrogenic oxidic powder, production thereof and use thereof in a separatior for an electrochemical cell: A pyrogenic oxidic powder composed of particles, comprising (i) atoms of an element of groups 3A, 4A, 3B or 4B of the periodic table of the elements, and (ii) oxygen atoms, said particles being characterized by lithium atoms attached to said atoms via an oxygen bridge....

20060003231 - Electrolytic solution: An electrolytic solution for electrolytic capacitors is disclosed which allows to generate higher spark voltages without inducing decrease in the specific electric conductivity. The electrolytic solution comprises an organic polar solvent (C) and further comprises a carboxylic acid (A0) and/or its salt (B) dissolved in the solvent, wherein the carboxylate...

20060003232 - Electrolyte for lithium secondary battery and lithium secondary battery comprising same: An electrolyte for a lithium secondary battery is provided. The electrolyte improves battery safety, high temperature storage characteristics, and electrochemical properties of lithium batteries. The electrolyte comprises at least one lithium salt and a non-aqueous organic solvent comprising a cyclic carbonate and a lactone-based compound. The lactone based compound comprises...