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Resultados 199 resultados LastUpdate Última actualización 21/02/2018 [15:45:00] pdf PDF




Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days



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METHOD FOR PRODUCING CRYSTALS CONSISTING OF FULLERENE MOLECULES AND FULLERENE NANOWHISKER/NANOFIBER NANOTUBES, AND APPARATUS FOR PRODUCING THE SAME

NºPublicación: EP3284540A1 21/02/2018

Solicitante:
M TECHNIQUE CO LTD [JP]

Resumen de: EP3284540A1

The present invention provides a method for producing metal-supported carbon, which includes supporting metal microparticles on the surface of carbon black, by a liquid-phase reduction method, in a thin film fluid formed between processing surfaces arranged to be opposite to each other so as to be able to approach to and separate from each other, at least one of which rotates relative to the other, as well as a method for producing crystals comprising fullerene molecules and fullerene nanowhisker/nanofiber nanotubes, which includes uniformly stirring and mixing a solution containing a first solvent having fullerene dissolved therein, and a second solvent in which fullerene is less soluble than in the first solvent, in a thin film fluid formed between processing surfaces arranged to be opposite to each other so as to be able to approach to and separate from each other, at least one of which rotates relative to the other.



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METHOD FOR DETERMINING CRITICAL OPERATING STATES IN A FUEL CELL STACK

NºPublicación: EP3285322A1 21/02/2018

Solicitante:
AVL LIST GMBH [AT]

Resumen de: WO2013164415A1

The invention relates to a method for determining critical operating states in a fuel cell stack, consisting of single cells connected in series, wherein a low-frequency current or voltage signal is applied to the fuel cell stack, the resulting voltage or current signal is measured and the distortion factor thd is determined. According to the invention, the weighted sum of a term dependent on the membrane resistance Rm and a term dependent on the distortion factor thd is used to determine an indicator THDAdryout correlating with the drying out of the fuel cell membranes of the fuel cell stack, the membrane resistance Rm being detected by impedance measurement.



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FUEL CELL SYSTEM

NºPublicación: EP3285320A1 21/02/2018

Solicitante:
TOYOTA MOTOR CO LTD [JP]

Resumen de: EP3285320A1

In order to assure drive of a drive motor, a boost operation of a boost device is appropriately performed by judging whether a voltage supplied from a fuel cell suffices a voltage required for driving the drive motor, thereby suppressing a switching loss by the boost device. A fuel cell system is a power source for driving a load. The system includes: a drive motor driven by an electric power; a fuel cell which generates electricity by an electrochemical reaction between an oxidizing gas containing oxygen and a fuel gas containing hydrogen and supplies an electric power to the drive motor; a first boost device which can boosts the voltage outputted from the fuel cell and supplies the boosted voltage to the drive motor; and boost control means which controls voltage boost performed by the first boost device according to the relationship between the fuel cell output voltage and the voltage required by the drive motor.



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SYSTEMS AND DEVICES FOR TREATING AND MONITORING WATER, WASTEWATER AND OTHER BIODEGRADABLE MATTER

NºPublicación: EP3284829A1 21/02/2018

Solicitante:
CAMBRIAN INNOVATION INC [US]

Resumen de: EP3284829A1

The invention relates to bio-electrochemical systems for the generation of methane from organic material and for reducing chemical oxygen demand and nitrogenous waste through denitrification. The invention further relates to an electrode for use in, and a system for, the adaptive control of bio-electrochemical systems as well as a fuel cell.



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COATED STACKS FOR BATTERIES AND RELATED MANUFACTURING METHODS

NºPublicación: EP3284128A1 21/02/2018

Solicitante:
OPTODOT CORP [US]

Resumen de: WO2016168715A1

Provided is a battery stack for use in an electric current producing cell, wherein the coated stack comprises a porous separator, an electrode layer adjacent the porous separator, and a current collector layer coated on the electrode layer, wherein the current collector layer comprises sintered metal particles. Also provided are methods of manufacturing such coated stacks.



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METHOD OF METALLIC COMPONENT SURFACE MOODIFICATION FOR ELECTROCHEMICAL APPLICATIONS

NºPublicación: EP3283665A2 21/02/2018

Solicitante:
TREADSTONE TECH INC [US]

Resumen de: WO2016168649A2

Method for forming a metallic component surface to achieve lower electrical contact resistance. The method comprises modifying a surface chemical composition and creating a micro-textured surface structure of the metallic component that includes small peaks and/or pits. The small peaks and pits have a round or irregular cross-sectional shape with a diameter between 10 nm and 10 microns, a height/depth between 10 nm and 10 microns, and a distribution density between 0.4 million/ cm2 and 5 billion cm2.



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IMIDAZOLES AND IMIDAZOLIUM CATIONS WITH EXCEPTIONAL ALKALINE STABILITY

NºPublicación: EP3283535A2 21/02/2018

Solicitante:
UNIV CORNELL [US]

Resumen de: WO2016168468A2

The invention provides: imidazole and imidazolium compounds of formulas (I) and (II): (Formulas (I), (II)); polymers containing a plurality of imidazolium-containing repeating units of formula (III'): (Formula (III')); and membranes and devices comprising the polymers. Also provided are methods of making the inventive compounds and polymers.



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FLOW BATTERY BALANCING CELLS HAVING A BIPOLAR MEMBRANE AND METHODS FOR USE THEREOF

NºPublicación: EP3284130A1 21/02/2018

Solicitante:
LOCKHEED MARTIN ADVANCED ENERGY STORAGE LLC [US]

Resumen de: WO2016168362A1

Parasitic reactions, such as production of hydrogen and oxidation by oxygen, can occur under the operating conditions of flow batteries and other electrochemical systems. Such parasitic reactions can undesirably impact operating performance by altering the pH and/or state of charge of one or both electrolyte solutions in a flow battery. Electrochemical balancing cells configured for addressing the effects of parasitic reactions can include: a first chamber containing a first electrode, a second chamber containing a second electrode, a third chamber disposed between the first chamber and the second chamber, an ion-selective membrane forming a first interface between the first chamber and the third chamber, and a bipolar membrane forming a second interface between the second chamber and the third chamber. Such electrochemical balancing cells can be placed in fluid communication with at least one half-cell of a flow battery.



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FLOW BATTERY BALANCING CELLS HAVING A BIPOLAR MEMBRANE FOR SIMULTANEOUS MODIFICATION OF A NEGATIVE ELECTROLYTE SOLUTION AND A POSITIVE ELECTROLYTE SOLUTION

NºPublicación: EP3284129A1 21/02/2018

Solicitante:
LOCKHEED MARTIN ADVANCED ENERGY STORAGE LLC [US]

Resumen de: WO2016168360A1

Parasitic reactions, such as production of hydrogen and oxidation by oxygen, can occur under the operating conditions of flow batteries and other electrochemical systems. Such parasitic reactions can undesirably impact operating performance by altering the pH and/or state of charge of one or both electrolyte solutions in a flow battery. Electrochemical balancing cells can allow rebalancing of electrolyte solutions to take place. Electrochemical balancing cells suitable for placement in fluid communication with both electrolyte solutions of a flow battery can include: a first chamber containing a first electrode, a second chamber containing a second electrode, a third chamber disposed between the first chamber and the second chamber, an ion-selective membrane forming a first interface between the first chamber and the third chamber, and a bipolar membrane forming a second interface between the second chamber and the third chamber.



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MITIGATION OF PARASITIC REACTIONS WITHIN FLOW BATTERIES

NºPublicación: EP3284132A1 21/02/2018

Solicitante:
LOCKHEED MARTIN ADVANCED ENERGY STORAGE LLC [US]

Resumen de: WO2016168087A1

Productive electrochemical reactions can often occur most effectively in proximity to a separator dividing an electrochemical cell into two half-cells. Parasitic reactions can often occur at locations more removed from the separator. Parasitic reactions are generally undesirable in flow batteries and other electrochemical systems, since they can impact operating performance. Flow batteries having a decreased incidence of parasitic reactions can include, a first half-cell containing a first electrode, a second half-cell containing a second electrode, a separator disposed between the first half-cell and the second half-cell and contacting the first and second electrodes, a first bipolar plate contacting the first electrode, and a second bipolar plate contacting the second electrode, where a portion of the first electrode or the first bipolar plate contains a dielectric material. The first electrode and the first bipolar plate still define a contiguous electrically conductive pathway when containing the dielectric material.



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LAYERED DOUBLE HYDROXIDE, LAYERED DOUBLE HYDROXIDE DENSE FILM, AND COMPOSITE MATERIAL

NºPublicación: EP3284722A1 21/02/2018

Solicitante:
NGK INSULATORS LTD [JP]

Resumen de: EP3284722A1

The present invention provides a layered double hydroxide with improved conductivity, a layered double hydroxide and a composite material containing the layered double hydroxide. The layered double hydroxide is represented by the general formula: [Mg 2+ (1-y) M1 ±+ y ] 1-x [Al 3+ (1-z) M2 ²+ z ] x (OH) 2 A n- x/n ·mH 2 O, wherein 0.1 ¦x ¦0.4, 0 ¦y ¦0.95, and 0 ¦z ¦ 0.95, with the proviso that both y and z are not 0 at the same time; ±=1 or 2; ²=2 or 3; A n- is an n-valent anion, with the proviso that n is an integer of 1 or greater; m §0; M1 ±+ is a cation of at least one substituent element selected from the group consisting of monovalent elements, transition metal elements, and other elements with an ionic radius greater than that of Mg 2+ ; and M2 ²+ is a cation of at least one element selected from the group consisting of divalent elements, transition metals, and other elements with an ionic radius greater than that of Al3 + .



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ELECTRODE STRUCTURE AND MICROBIAL FUEL CELL

NºPublicación: EP3285318A1 21/02/2018

Solicitante:
PANASONIC CORP [JP]

Resumen de: EP3285318A1

An electrode structure (10) includes: a water-repellent layer (1) which is permeable to oxygen; and an electric conductor layer (2) which is laid on the water-repellent layer and holds an oxygen reduction catalyst. The electrode structure further includes a filter layer (3) that is laid on a surface (2b) of the electric conductor layer on the opposite side of a surface (2a) on which the water-repellent layer is laid. The filter layer includes plural through holes with a diameter of 0.01 µm to 0.5 µm. The configuration prevents microorganisms from entering the electrode structure, and the microbial fuel cell (100) is therefore able to stably produce electric energy.



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METAL PLATE FOR USE AS SEPARATOR OF SOLID POLYMER FUEL CELL

NºPublicación: EP3285319A1 21/02/2018

Solicitante:
JFE STEEL CORP [JP]

Resumen de: EP3285319A1

A metal sheet for separators of polymer electrolyte fuel cells having both excellent corrosion resistance in the use environment of separators of polymer electrolyte fuel cells and excellent adhesion property between a substrate and a surface-coating layer even in the case where the surface-coating layer is made thinner is provided. A metal sheet for separators of polymer electrolyte fuel cells includes: a substrate made of metal; and a surface-coating layer with which the substrate is coated, with a strike layer in between, wherein a coating weight of the strike layer is 0.001 g/m 2 to 1.0 g/m 2 .



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Fuel cell stack

NºPublicación: GB2552975A 21/02/2018

Solicitante:
DAIMLER AG [DE]

Resumen de: GB2552975A

A fuel cell stack 1 with a plurality of single cells separated by metal bipolar plates 5, comprising cooling channels 6 and a heating system 8 positioned on at least one side of the stack parallel to the stacking direction S and in thermal contact to at least some of the metal bipolar plates. The heating system may comprise at least one resistance wire coil 10, e.g. of Nickel-chrome, and there may be an electrically isolating material 12, e.g. mica, between the heating system and the plates. The isolating material may be shaped as a flat plate with ribs 13 orthogonal to the stacking direction S, with the plates positioned between the ribs, and the single cells beneath the ribs on their side(s) facing away from the flat plate. There may be thermal insulators between cells and ribs, the heating system may have a channel 9 for a heating fluid at about 100 degrees Celsius, e.g. also with the coil in the channel, and there may be thermal insulation away from the stack opposite the heating system. The invention is designed to allow an improved distribution of temperature in PEM fuel cell freeze starts to start-up vehicles.



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METHOD AND DEVICE FOR OPERATING FUEL CELLS BY MEANS OF ARTIFICIAL AIR

NºPublicación: EP3284131A1 21/02/2018

Solicitante:
PROTON MOTOR FUEL CELL GMBH [DE]

Resumen de: WO2016165824A1

The invention relates to a fuel cell system (1), which is suitable for operating by meas of a cathode operating gas containing oxygen and inert gas and by means of an anode operating gas containing hydrogen and inert gas. The invention further relates to a load system, which is operated by means of the fuel cell system (1), and to a method for operating the fuel cell system (1). In the method according to the invention, the individual components of the operating gases are stored separately and are mixed in the necessary amount fractions during the operation of the fuel cell system, wherein the inert gas fraction of the operating gases is continuously recirculated. During the operation of the fuel cell system, gases are neither taken in from the environment nor discharged to the environment, and fuel cell exhaust gases are not stored in the fuel cell system or the load system. In an alternative variant, only the anode operating gas is mixed and recirculated, while the cathode operating gas is drawn from the environment and the cathode exhaust gas is discharged to the environment.



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ELECTRIC CONNECTOR FOR FUEL CELL STACK

NºPublicación: EP3284127A1 21/02/2018

Solicitante:
POWERCELL SWEDEN AB [SE]

Resumen de: WO2016167702A1

Electric connector assembly (1) for electrically contacting at least one bipolar plate (8) of a fuel cell stack (2) comprising at least a support structure (10) and at least one contact pin (20), which is adapted to electrically contacting the bipolar plate (8) and is supported by the support structure (10), characterized in that the support structure (10) comprises at least a rear face (R) which is adapted to face the fuel cell stack (2), a front face (F) being opposite to the rear face (R), and first and second side faces (S; S2), wherein the rear face (R) comprises at least one bipolar plate housing slit (12) which extends from the first side face (S) to the second side face (S2), and which is adapted to accommodate at least partly the bipolar plate (8), thereby defining a comb-shaped support structure (10) with at least two teeth (14) extend from a support basis (16), which are separated by the intermediately arranged bipolar plate housing slit (12), and wherein the support structure (10) further comprises at least one contact pin accommodation opening (18) having a size which is adapted to accommodate the contact pin (20).



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METHODS FOR CO-PROCESSING CARBON DIOXIDES AND HYDROGEN SULFIDE

NºPublicación: EP3283669A1 21/02/2018

Solicitante:
SAUDI ARABIAN OIL CO [SA]

Resumen de: WO2016167835A1

A method for co-processing H2S and CO2 in an electrolyzer includes feeding a first gas stream having H2S to an anode and feeding a second gas stream having CO2 to a cathode. The H2S is split into hydrogen ions and elemental sulfur. The hydrogen ions are transferred from the anode to the cathode, and the CO2 is hydrogenated with the transferred hydrogen ions. A method for producing electricity in a fuel cell includes feeding a first gas stream having H2S and CO to an anode, and feeding a second gas stream having oxygen to a cathode. The H2S and CO forms hydrogen ions and carbonyl sulfide. The hydrogen ions are transferred from the anode to the cathode. The transferred hydrogen is oxidized with the oxygen of the second gas stream, and electricity formed from the oxidation is collected.



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HYBRID FUEL CELL

NºPublicación: EP3285329A1 21/02/2018

Solicitante:
HONEYWELL INT INC [US]

Resumen de: EP3285329A1

A power generator includes a container having a cross section suitable for wearing by a person, the container including a nano-porous insulation. A fuel cell and fuel cell cartridge are disposed within the container. Power management electronics are supported by the container and coupled to the fuel cell. A charge storage device is supported by the container and electrically coupled to the power management electronics and the fuel cell. A connector is supported by the container and coupled to the charge storage device to distribute power to one or more electrical loads.



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METHOD FOR DETERMINING CRITICAL OPERATING STATES IN A FUEL CELL STACK

NºPublicación: EP3285321A1 21/02/2018

Solicitante:
AVL LIST GMBH [AT]

Resumen de: WO2013164415A1

The invention relates to a method for determining critical operating states in a fuel cell stack, consisting of single cells connected in series, wherein a low-frequency current or voltage signal is applied to the fuel cell stack, the resulting voltage or current signal is measured and the distortion factor thd is determined. According to the invention, the weighted sum of a term dependent on the membrane resistance Rm and a term dependent on the distortion factor thd is used to determine an indicator THDAdryout correlating with the drying out of the fuel cell membranes of the fuel cell stack, the membrane resistance Rm being detected by impedance measurement.



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ELECTRICALLY CONDUCTIVE RESIN COMPOSITION, AND FILM PRODUCED FROM SAME

NºPublicación: EP3284782A1 21/02/2018

Solicitante:
RIKEN TECHNOS CORP [JP]

Resumen de: EP3284782A1

The purpose of the present invention is to provide an electrically conductive resin composition which enables the formation of a film that has high electrical conductivity and excellent tensile elongation, bending resistance and flexibility, and is suitable for an electrode member for a storage battery. The resin composition comprises (A) 100 parts by mass of a thermoplastic resin; (B) 1 to 60 parts by mass of a carbon nanotube; and (C) 1 to 60 parts by mass of an acetylene black, wherein the thermoplastic resin (A) is (A3) a polyethylene satisfying the following properties (p) and (q): (p) a highest melting point among peak top melting points in a DSC melting curve is 120°C or higher; and (q) a fraction of melting enthalpy in a temperature range of 110°C or lower relative to total melting enthalpy in a DSC melting curve is 50 to 80%, wherein the DSC melting curve is a second melting curve that is a melting curve determined during the last temperature elevation process determined by using a differential scanning calorimeter with a program to retain at 190°C for 5 minutes, cool to -10°C at 10°C/min, retain at -10°C for 5 minutes and raise the temperature to 190°C at 10°C/min.



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封接玻璃、其制备方法及应用

NºPublicación: CN107698164A 16/02/2018

Resumen de: CN107698164A

本发明提供种封接玻璃、其制备方法及应用。种封接玻璃,按照质量百分含量包括如下组分:20%~40%的SiO,28%~40%的SrO,1.5~11%的AlO,2%~20%的BO,及17~23%的CaO。上述封接玻璃通过调整各组分的配比,提高了封接玻璃的热膨胀系数,经实验测定封接玻璃的热膨胀系数为10.52~11.15ppm/℃,热膨胀系数较大,与固体氧化物燃料电池的连接体的常用材料不锈钢的热膨胀系数之间较为匹配,能降低因为二者热膨胀系数失配导致电池发烧泄漏的风险。



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种双极膜型直接硼氢化物燃料电池

NºPublicación: CN107706435A 16/02/2018

Resumen de: CN107706435A

种双极膜型直接硼氢化物燃料电池,包含有至少电池单元,所述电池单元是由两层具有离子选择性透过特性的固体电解质膜构成;所述固体电解质膜是被双极膜分隔成两部分;所述双极膜是由阳离子交换膜层、阴离子交换膜层和位于二者之间中间界面层构成的三层结构。本发明采用双极膜直接硼氢化物燃料电池,阴极和阳极可采用非均性电解质,并可阻止阳极燃料或阳极产生的中间产物渗透到阴极而产生混合电位,同时也可阻止阴极产物渗透到阳极,降低了电极的极化损失,消除了混合电位,提高了燃料利用率和输出功率。



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种燃料电池堆装配装置及装配方法

NºPublicación: CN107706438A 16/02/2018

Resumen de: CN107706438A

本发明涉及质子交换膜燃料电池领域,尤其涉及种燃料电池堆装配装置及装配方法。所述装置主要包括导轨固定座板(1)、定位杆(3)、滑动座板(4)、次压紧机构、二次压紧机构、滑块(6)、导轨架(9)、导轨面(13)、电堆端板压块;所述导轨固定座板(1)设置在导轨架(9)的端;所述导轨面(13)设置在导轨固定座板(1)上;所述滑动座板(4)与二次压紧机构相连接;所述定位杆(3)与滑动座板(4)连接;所述次压紧机构和二次压紧机构通过滑块(6)相连接。采用本燃料电池堆装配装置,可避免在电池装配过程中由于压力不均或误操作而压坏电池,同时可对电池精确加压,保证装配压力。



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TITANIUM MATERIAL

NºPublicación: CN107710481A 16/02/2018

Resumen de: WO2017002884A1

A titanium material according to the present invention serves as a separator in a polymer electrolyte fuel cell. The titanium material is provided with a base material composed of titanium or a titanium alloy and a passive film formed on the surface of the base material. The passive film includes a Li-containing titanium oxide layer in a surface layer thereof. This titanium material can maintain low contact resistance relative to an electrode film and is inexpensive.



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石墨烯支撑Pt纳米粒子催化剂的制备方法及其产品和应用

Nº publicación: CN107706431A 16/02/2018

Resumen de: CN107706431A

本发明涉及种石墨烯支撑Pt纳米粒子催化剂的制备方法及其产品和应用,通过在石墨烯表面修饰甲基葡糖胺型离子液体,并利用乙二醇还原HPtCl·6HO的方法直接在石墨烯表面生长大小及分布均匀的Pt纳米粒子,该方法无需添加任何表面活性剂,整个合成过程在水溶液、常压下进行,而且无需任何复杂仪器,由于Pt纳米粒子在石墨烯表面的牢固结合、高度的分散性以及较小的尺寸,该催化剂具有十分优异的甲醇氧化催化活性和突出的稳定性,因而可以作为直接甲醇燃料电池的阳极催化剂,具有非常广阔的应用前景。


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