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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 21996. Отображено 100.
02-02-2012 дата публикации

Fuel cell assembly and vehicle

Номер: US20120028135A1
Автор: Yasuhiko Ohashi
Принадлежит: Toyota Motor Corp

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.

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29-03-2012 дата публикации

Electrolytic conversion of waste water to potable water

Номер: US20120073982A1
Автор: John M. Lambie
Принадлежит: Individual

A method for converting waste water into potable water using power from an electrical grid. The method comprises flowing the waste water through an electrolysis cell coupled to the grid, and, when power availability on the grid is above an upper threshold, biasing the electrolysis cell to form hydrogen. Hydrogen evolved in the electrolysis is then provided as fuel to one or more fuel cells. When the power availability on the grid is below a lower threshold, electric current and potable water are drawn from the one or more fuel cells.

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19-04-2012 дата публикации

Hybrid fuel cell

Номер: US20120094196A1
Принадлежит: Honeywell International Inc

A power generator includes a chemical hydride multilayer fuel cell stack. A flow path extends through the fuel cell stack to provide oxygen containing air to the fuel cell stack and to cool the fuel cell stack. A hydrogen generator is coupled to the flow path to receive water vapor from ambient air introduced into the flow path and water vapor generated by the fuel cell stack and to provide hydrogen to the fuel cell stack. A controller separately controls airflow past the fuel cell stack and water vapor provided to the hydrogen generator.

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03-05-2012 дата публикации

Apparatus and method for generating electricity in liquefied natural gas carrier

Номер: US20120108117A1

Provided is an apparatus for generating electricity required by an LNG carrier which stores LNG, which is obtained by liquefying natural gas to ultra low temperature in a gas field, in an LNG storage tank and carries the stored LNG. The apparatus includes: a reformer reforming boil-off gas occurring in the LNG storage tank and producing synthetic gas; and a fuel cell generating electricity through an electrochemical reaction of the synthetic gas produced by the reformer.

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17-05-2012 дата публикации

Induction heating device for fuel cell system

Номер: US20120118878A1
Принадлежит: Hyundai Motor Co

The present invention provides an induction heating device for a fuel cell system, which can rapidly heat coolant during cold start-up, control the power consumption depending on the voltage of a fuel cell stack, and ensure the insulation resistance by separating a heating unit, which is in contact with the coolant, from the outside. That is, the present invention provides an induction heating device for a fuel cell system, in which an insulating housing is provided in a coolant circulation line, a heater for heating coolant is provided in the housing, and a high frequency controller for controlling the power consumption of the heater is provided at the outside of the housing such that the coolant can be rapidly heated during cold start-up, precisely control the power consumption depending of the voltage of a fuel cell stack, and improve the insulation performance by separating the heater as a heating unit, which is in contact with the coolant, and the high frequency controller and a coil as a power unit with respect to the insulating housing.

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17-05-2012 дата публикации

Purging device and method for improving cold-startability of fuel cell

Номер: US20120123620A1
Принадлежит: Hyundai Motor Co

The present invention provides a purging device and method for improving cold start performance of a fuel cell by direct heating, in which a gas mixture of hydrogen and air is supplied to a cathode of a fuel cell stack after shutdown of a fuel cell system to generate heat by a reaction of hydrogen and air, and the generated heat is used to increase the temperature of the fuel cell stack and, at the same time, remove water from the fuel cell stack.

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31-05-2012 дата публикации

Power converting apparatus, grid interconnetion apparatus and grid interconnection system

Номер: US20120134191A1
Автор: Fumiiki Yoneda
Принадлежит: Sanyo Electric Co Ltd

A power converting apparatus comprises a DC-DC converter circuit that steps up or steps down an input voltage from a DC power supply, a DC-AC converter circuit that converts an intermediate voltage outputted by the DC-DC converter circuit to an alternate current, and a control circuit that controls the DC-DC converter circuit and the DC-AC converter circuit. The control circuit is provided with a circuit control unit that controls the DC-DC converter circuit so that the modulation factor, which is the amplitude ratio between a signal wave for manipulating the DC-AC converter circuit and the carrier wave therefor, will become a target modulation factor.

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31-05-2012 дата публикации

Location of a fuel cell on a mobile device

Номер: US20120135277A1
Принадлежит: Research in Motion Ltd

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.

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14-06-2012 дата публикации

Fuel Cell System with Grid Independent Operation and DC Microgrid Capability

Номер: US20120146587A1
Принадлежит: Bloom Energy Corp

A fuel cell system includes grid independent operation with DC microgrid capability. This fuel cell system has a capability of operation with and without the grid, and with DC micro-grid capability.

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28-06-2012 дата публикации

Method and apparatus for operating a fuel cell in combination with an absorption chiller

Номер: US20120164548A1

A standard phosphoric acid fuel cell power plant has its heat exchanger removed such that a higher temperature coolant flow can be directed from the system to the generator of an absorption chiller to obtain improved efficiency in the chiller. In one embodiment, the higher temperature coolant may flow directly from the fuel cell stack to the generator and after passing therethrough, it is routed back to the high temperature coolant loop. In another embodiment, the higher temperature coolant is made to transfer some of its heat to a lower temperature coolant and the lower temperature coolant is than made to flow directly to the generator and back to the lower temperature coolant loop. In the first embodiment, either a double effect absorption chiller or a single effect absorption chiller is used, while in the second embodiment a single effect absorption chiller is used.

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05-07-2012 дата публикации

Redox flow battery

Номер: US20120171541A1
Принадлежит: SAMSUNG ELECTRONICS CO LTD

A redox flow battery. A metal-ligand coordination compound including an aromatic ligand that contains an electron withdrawing group is used as the catholyte and/or the anolyte so that a redox flow battery having high energy density and excellent charge/discharge efficiency may be provided.

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05-07-2012 дата публикации

Fuel cell, battery and electrode for fuel cell

Номер: US20120171599A1
Принадлежит: Olympus Corp

Provided is a fuel cell for being implanted which enables a long time operation while reducing its size so as to be implanted in a living body. The fuel cell to be adopted includes: a container which contains a fuel such as glucose and an electrolyte solution therein; a pair of electrodes which are arranged in the container and have a noble metal catalyst fixed thereon; an aeration portion which is formed on at least one part of the outer surface of the container and has air permeability and waterproofness; and septa and for injecting the fuel from the outside into the container or discharging it from the container.

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12-07-2012 дата публикации

Semiconductor circuit, battery cell monitoring system, computer readable medium storing diagnostic program and diagnostic method

Номер: US20120176160A1
Автор: Naoaki Sugimura
Принадлежит: Lapis Semiconductor Co Ltd

The present invention provides a semiconductor circuit including: a comparator section that compares discharge sections, each including a first signal line connected to a high potential side of each of a plurality of battery cells that are connected in series, a second signal line connected to a low potential side of each of the plurality of battery cells, a resistance element provided between the first signal line and the second signal line, and a discharge switching element connected in series to the resistance element, wherein the comparator section compares a threshold voltage, set according to a potential difference between a potential of the first signal line and a potential of the second signal line, with a voltage according to a potential between the resistance element and the discharge switching element.

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13-09-2012 дата публикации

Metallic bipolar plate for fuel cell and method for forming surface layer thereof

Номер: US20120231372A1
Принадлежит: Hyundai Motor Co

A metallic bipolar plate for a fuel cell, in which a carbon coating layer containing fluorine is formed on the surface of a stainless steel base material, thus having excellent electrical conductivity and corrosion resistance and further excellent water draining performance and heat radiating performance. In the metallic bipolar plate for a fuel cell of the present invention, the internal residual stress in the surface coating layer is significantly reduced due to the addition of fluorine, and thereby it is possible to improve the adhesive strength between the stainless steel and the surface coating layer.

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04-10-2012 дата публикации

Method for controlling fuel cell system

Номер: US20120251910A1
Принадлежит: Honda Motor Co Ltd

A method includes an in-stop-mode power generating process and a first startup process. In the a first startup process, if an operation start instruction to start a fuel cell system is detected after the in-stop-mode power generating process, supply of a fuel gas from a fuel-gas supply apparatus is started, and supply of an oxide gas from an oxide-gas supply apparatus is started after a predetermined time has elapsed from the starting of supply of the fuel gas, when a pressure of an anode side is equal to or lower than a first threshold pressure.

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11-10-2012 дата публикации

Curable Compositions And Membranes

Номер: US20120259027A1
Принадлежит: FUJIFILM MANUFACTURING EUROPE BV

A curable composition comprising: (i) 2.5 to 50 wt % crosslinker comprising at least two acrylamide groups; (ii) 20 to 65 wt % curable ionic compound comprising an ethylenically unsaturated group and an anionic group; (iii) 15 to 45 wt % solvent; and (iv) 0 to 10 wt % of free radical initiator; wherein the molar ratio of (i):(ii) is 0.1 to 1.5. The compositions are useful for preparing ion exchange membranes.

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18-10-2012 дата публикации

Fluid manifold and method therefor

Номер: US20120264036A1
Принадлежит: BIC SA

A electrochemical cell system includes a fluid manifold having a layered structure. The fluid manifold includes at least one conduit layer having a first side and a second side. The at least one conduit layer has at least one conduit channel.

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01-11-2012 дата публикации

In-vehicle algorithm for fuel cell stack health quantification

Номер: US20120276466A1
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

A method for determining the health of fuel cells in a fuel cell stack. The method includes maintaining a constant flow of hydrogen to the anode side of the fuel cell stack, shutting off a flow of air to a cathode side of the fuel cell stack when a predetermined concentration of hydrogen in the anode side has been achieved, and identifying a catalyst surface area and a catalyst support surface area for catalyst layers in the fuel cell stack. The method also includes determining the total parasitic current of the fuel cell stack to determine a cross-over parasitic current and a shorting resistance of the fuel cell stack. The method further includes calculating the catalyst surface area and the catalyst support surface area of the catalyst layers and comparing the difference between the identified catalyst surface area and the calculated catalyst surface area to estimate the change in the catalyst surface area.

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27-12-2012 дата публикации

Electrically driven vehicle

Номер: US20120324934A1
Автор: Kazuhito Sakai
Принадлежит: Toyota Motor Corp

An electrically driven vehicle includes: a vehicle body provided with the vehicle interior, a battery which is mounted to the vehicle body and is able to be used for running, an electric heater which executes an air-conditioning operation which uses an electrical power of the battery when air-conditioning vehicle interior, a power generation device which is at least partly removably mounted to the vehicle body and executes another air-conditioning operation other than the air-conditioning operation which uses the electrical power of the battery when air-conditioning the vehicle interior, and an air conditioning change unit which changes the use state of at least one of the electric heater and the power generation device.

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03-01-2013 дата публикации

Customizable energy system and vehicle

Номер: US20130002013A1
Автор: Adam T. Timmons
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

A customizable energy system for a vehicle includes a plurality of interchangeable energy modules, wherein at least one of the plurality of interchangeable energy modules is an energy storage module configured for storing a first form of energy. The customizable energy system also includes a receptacle defining at least one cavity therein and configured for operatively communicating with the plurality of interchangeable energy modules, wherein the at least one cavity is configured for receiving any one of the plurality of interchangeable energy modules. Each of the plurality of interchangeable energy modules has a substantially similar shape and is interchangeably insertable into and removable from the at least one cavity.

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17-01-2013 дата публикации

Fuel cell system

Номер: US20130017470A1
Принадлежит: Toyota Motor Corp

A fuel cell system to be mounted on an electric vehicle such as a hybrid vehicle or an electric vehicle. Cooling water is supplied from a cooling water inlet of a stack manifold, flows through a fuel cell stack, and returns to the stack manifold. A groove is formed on the rear surface side of the stack manifold, constituting, together with a terminal, a cooling water channel. The cooling water flows through the cooling water channel, and is discharged to the outside from a cooling water outlet. The cooling water channel is formed extending from the rear side to the front side of the vehicle, and warms an end plate. A pipe length of the cooling water channel to a radiator mounted in a front part of the vehicle is reduced.

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21-02-2013 дата публикации

Voltage detection device for fuel cell

Номер: US20130043861A1
Автор: Satoshi Ishikawa
Принадлежит: Yazaki Corp

A voltage detection device includes voltage detection sections that measure cell voltages in the blocks, a control section, and (N−1) or less converters that raise the voltage, which is supplied from a DC power source, to a voltage of a driving power source for the voltage detection section. In a case where a voltage detected by at least one voltage detection section among the voltage detection sections which operate by the power supplied from the respective converters, exceeds a predetermined threshold value, the control section controls at least one voltage detection section among the voltage detection sections to operate using the cell voltage of each of the blocks as a driving power source and acquires the cell voltage in each of the blocks.

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21-02-2013 дата публикации

Fuel cell system and mobile object

Номер: US20130045432A1
Принадлежит: Toyota Motor Corp

A fuel cell system capable of improving the voltage controllability of a converter provided in the system is provided. A controller judges whether or not a passing power of a DC/DC converter falls within a reduced response performance area for the number of active phases as of the present moment. When the controller determines that the passing power of the DC/DC converter falls within the reduced response performance area, the controller determines the number of phases which avoids the driving within the reduced response performance area, and outputs a command for switching to the determined number of phases (phase switching command) to the DC/DC converter.

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28-03-2013 дата публикации

Oxygen-consuming electrode and process for production thereof

Номер: US20130075249A1
Принадлежит: Bayer Intellectual Property GmbH

An oxygen-consuming electrode is described, more particularly for use in chloralkali electrolysis, comprising a novel catalyst coating, as is an electrolysis apparatus. Also described is a production process for the oxygen-consuming electrode and the use thereof in chloralkali electrolysis or fuel cell technology. The oxygen-consuming electrode comprises at least an electrically conductive support, an electrical contact site and a gas diffusion layer comprising a catalytically active component, characterized in that the coating at least one fluorinated polymer, silver in the form of silver particles and silver oxide in the form of silver oxide particles, which is produced in a selected precipitation step.

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11-04-2013 дата публикации

Heating apparatus of fuel cell vehicle

Номер: US20130087305A1
Автор: Kengo Ikeya
Принадлежит: Suzuki Motor Corp

A heating apparatus for a fuel cell vehicle is provided. The apparatus includes a fuel cell for generating electricity by a chemical reaction of oxygen and hydrogen, a cathode exhaust passage through which outside air introduced and supplied to the cathode electrode of the fuel cell so as to be used for the power generation reaction is discharged from the fuel cell, and an anode exhaust passage through which the hydrogen is discharged from the fuel cell. The heating apparatus further includes a branch passage which is branched from a branch point of the cathode exhaust passage and supplies the air discharged from the fuel cell to the vehicle compartment, and the anode exhaust passage is joined to the cathode exhaust passage on the downstream side of the branch point.

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18-04-2013 дата публикации

Composite having ion exchange function and preparation method and use thereof

Номер: US20130096214A1

A composite having ion exchange function, preparation method and use thereof are provided. The composite is formed by compounding ion exchange resin with fluorine-containing polymer porous membrane, wherein the nitrile groups in the ion exchange resin react with the nitrile groups grafted on the fluorine-contained polymer porous membrane to form triazine ring crosslinked structure. The composite has excellent mechanical property and gas impermeability, high ion exchange capacity and high electroconductivity.

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09-05-2013 дата публикации

Cover for an electro-chemical device and a method for contacting electro-chemical cells of an electro-chemical device

Номер: US20130112551A1
Автор: Wolfgang Fritz
Принадлежит: ELRINGKLINGER AG

A cell contacting system for an electro-chemical device which provides increased protection from damage and enables simple assembly of the electro-chemical device comprises a cover for an electro-chemical device which comprises a plurality of electro-chemical cells, wherein the cover comprises the following: a carrier element having at least one access opening which is associated with a functional element of the electro-chemical device; and at least one closure element which is held on the carrier element in such a way that the closure element is movable relative to the carrier element from a closed position, in which the closure element closes at least one access opening of the carrier element, into an open position in which the closure element exposes the at least one access opening of the carrier element so that the functional element associated with the access opening concerned is accessible from outside the electro-chemical device.

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16-05-2013 дата публикации

Antistatic coating of fuel cell exhaust systems made of plastic

Номер: US20130120893A1
Автор: Axel Heise
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

An exhaust system for a fuel cell vehicle that is made of plastic. An inner surface of flow pipes that are part of the exhaust system are coated with a conductive material. A conductive through bolt extends through the pipes to be electrically coupled to the conductive coating and chasse ground of the vehicle so that any electro-static charge build-up as a result of the flow of water vapor and exhaust gas through the pipe will be dissipated.

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16-05-2013 дата публикации

Method of controlling thickness of form-in-place sealing for pem fuel cell stacks

Номер: US20130122390A1
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

A sealed assembly is made using sealant including a deformable spacer to control thickness without adversely impacting elasticity and sealing force. Deformable spacers (e.g., elastomer, polyolefin, etc.) are mixed with an elastomeric precursor material and dispensed onto an assembly component, such as a fuel cell bipolar plate, and the remaining component(s) are assembled by pressing against the deformable spacer to ensure a defined seal thickness. The precursor is cured to form a seal that is further compressed to provide an effective sealing force. The deformable spacers control the thickness of a sealed area and allow use of form-in-place sealing processes.

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23-05-2013 дата публикации

Method and a system for combined hydrogen and electricity production using petroleum fuels

Номер: US20130126038A1
Автор: AQIL Jamal, Thang Pham
Принадлежит: Saudi Arabian Oil Co

A SOFC system for producing a refined carbon dioxide product, electrical power and a compressed hydrogen product is presented. Introducing a hydrocarbon fuel and steam to the SOFC system, operating the SOFC system such that the steam-to-carbon molar ratio in the pre-reformer is in a range of from about 3:1 to about 4:1, the oxygen in the reformer combustion chamber is in excess, greater than 90% of the carbon dioxide produced during the process forms the refined carbon dioxide product are steps in the process. An alternative fueling station having a SOFC system is useful for fueling both electrical and hydrogen alternative fuel vehicles. Introducing steam and a hydrocarbon fuel, operating the alternative fueling station, coupling the alternative fuel vehicle to the alternative fueling station, introducing an amount of alternative fuel and decoupling the alternative fuel vehicle are steps in the method of use.

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13-06-2013 дата публикации

Freeze robust anode valve and passage design

Номер: US20130146795A1
Автор: Matthew A. Lang
Принадлежит: GM GLOBAL TECHNOLOGY OPERATIONS LLC

A valve for a fuel cell system includes a valve housing having an inlet and an outlet formed therein. Each of the inlet and the outlet includes a passage formed therein to permit a fluid to flow through the valve housing. A movable member is disposed in the valve housing and is movable between an open position and a closed position. The movable member includes a sliding portion having a first flow regulator and a second flow regulator extending laterally outwardly therefrom. At least a portion of the first flow regulator is disposed in the passage of the inlet and at least a portion of the second flow regulator is disposed in the passage of the outlet when the movable member is in the closed position militating against a formation of ice across the entire opening of the inlet and the outlet.

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13-06-2013 дата публикации

Fuel cell system

Номер: US20130149618A1
Принадлежит: Panasonic Corp

A fuel cell system ( 1 A) comprises a casing ( 2 ) having a suction port ( 31 ) through which air is introduced from outside into an internal space thereof; a fuel cell ( 4 ) accommodated within the casing ( 2 ) and configured to generate electric power through an electrochemical reaction between a fuel gas and an oxidizing gas; an air supply unit ( 6 ) of a diaphragm type disposed within the casing ( 2 ) and configured to take in the air introduced through the suction port ( 31 ) and supply the air to the fuel cell ( 4 ); and a heating unit ( 30 ) disposed within the casing ( 2 ) and configured to heat the air in a space from the suction port ( 31 ) to the air supply unit ( 6 ).

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27-06-2013 дата публикации

Fuel-using system

Номер: US20130164648A1
Принадлежит: Honda Motor Co Ltd

An electromagnetic main stop valve which is opened by an electromagnetic force of a solenoid with energization of a valve body in a valve-closing direction by energizing unit is provided in a hydrogen tank. A current sensor and the accelerator opening-degree sensor for detecting a use gas flow rate in a fuel cell stack are provided. A pressure sensor for detecting a pressure in the hydrogen tank is provided. The control device sequentially sets the electromagnetic force of the solenoid so that a valve-opening amount is such an amount as to supply a use gas flow rate to the fuel cell stack based on detection values of the current sensor or the accelerator opening-degree sensor, and the pressure sensor. When the flow rate of hydrogen gas flowing into a gas supply path increases due to a hydrogen gas leak, the main stop valve is automatically closed.

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11-07-2013 дата публикации

Mobile power supply trailer apparatus

Номер: US20130175819A1
Автор: William A HINDLE
Принадлежит: HindlePower Inc

A mobile power supply housed within a wheeled trailer which can be towed to various locations, particularly remote locations, for providing electrical power as needed for operating equipment or for charging of batteries or other electrical supply devices at such remote locations. The apparatus includes a unique trailer design including venting means for preventing the accumulation of hydrogen normally associated with high power battery operation, particularly charging thereof and therewith, by monitoring hydrogen at all times within the trailer interior and selectively passively and actively venting the interior environment when hydrogen levels are high or whenever necessary. A unique roof design is included for gathering hydrogen near the upper portion of the interior roof construction adjacent to a venting outlet to facilitate expelling thereof.

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08-08-2013 дата публикации

Fuel cell system and operating method thereof

Номер: US20130202976A1
Принадлежит: Nissan Motor Co Ltd

A fuel cell system includes: a fuel cell stack (S) formed by stacking multiple unit cells (C) horizontally and having, in the stacked body, manifolds through which to supply and discharge reaction gases to and from each of the unit cells (C); and drainage paths ( 1 A, 1 B) extending from an anode-off-gas discharge manifold (M), on both end sides of the fuel cell stack (S) in the stacking direction of the unit cells, respectively.

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08-08-2013 дата публикации

Device for fuel cell system

Номер: US20130202980A1
Автор: Shuichiro Saito
Принадлежит: Canon Inc

A method of replacing a gas in a fuel cell system is provided, which comprises the steps of detecting that a fuel cartridge is connected to the fuel cell system having a fuel cell and supplying a fuel from the fuel cartridge on the basis of the detection to start replacement of gas in the fuel cell system. Thereby, a simple gas replacement method is provided for replacing the gas other than the fuel, which has entered the fuel cell system that is supplied with the fuel from the fuel cartridge, with the fuel. Especially, a user does not have to perform the gas replacement operation manually. The gas replacement can be automatically performed.

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03-10-2013 дата публикации

Fuel cell reforming system with carbon dioxide removal

Номер: US20130260268A1
Принадлежит: General Electric Co

A power generation system includes a fuel cell including an anode that generates a tail gas. The system also includes a hydrocarbon fuel reforming system that mixes a hydrocarbon fuel with the fuel cell tail gas and to convert the hydrocarbon fuel and fuel tail gas into a reformed fuel stream including CO 2 . The reforming system further splits the reformed fuel stream into a first portion and a second portion. The system further includes a CO 2 removal system coupled in flow communication with the reforming system. The system also includes a first reformed fuel path coupled to the reforming system. The first path channels the first portion of the reformed fuel stream to an anode inlet. The system further includes a second reformed fuel path coupled to the reforming system. The second path channels the second portion of the reformed fuel stream to the CO 2 removal system.

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31-10-2013 дата публикации

Warming feature for aircraft fuel cells

Номер: US20130288082A1
Принадлежит: Hamilton Sundstrand Corp

A system and method for warming a fuel cell on an aircraft, the system includes at least one fuel cell. The fuel cell includes an anode and a cathode for creating thermal and electrical energy. A temperature sensor measures a first temperature of the fuel cell. A control unit is coupled to the temperature sensor. The control unit increases the first temperature to a second temperature in response to the first temperature being at least equal to a selected temperature threshold. Increasing of the first temperature is indicative of the control unit operating in a warming mode. The second temperature is higher than the selected temperature threshold.

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07-11-2013 дата публикации

Device and method for detecting coolant level in thermal management system for fuel cell vehicle

Номер: US20130295478A1
Автор: Gi Young Nam, Su Dong Han
Принадлежит: Hyundai Motor Co, Kia Motors Corp

Disclosed are a device and method for detecting the coolant level in a thermal management system for a fuel cell vehicle, which can accurately and rapidly detect the lack of coolant using a detection value of a pressure sensor. That is, the present invention provides a device and method for detecting the coolant level in a thermal management system for a fuel cell vehicle, which can accurately and rapidly monitor the lack of coolant by calculating in real time the lack of coolant based on a change in slope value and a change in amplitude of a detection value of a pressure sensor according to the flow of coolant while the pressure sensor is mounted in a coolant line connected to an inlet of a fuel cell stack and a reservoir is connected to a pressure cap of a radiator.

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07-11-2013 дата публикации

Fuel cell system and operation method thereof

Номер: US20130295480A1
Принадлежит: Kyocera Corp

A fuel cell system may be capable of reducing an adverse influence which acts on a fuel cell at the time of restarting the fuel cell after emergency shutdown of operation of the fuel cell. A fuel cell system includes a fuel cell, a fuel gas supply unit, an oxygen-containing gas supply unit, a storage unit that stores whether shutdown of operation of the fuel cell is normal shutdown or emergency shutdown, and a control unit that controls at least the fuel gas supply unit and the oxygen-containing gas supply unit. The control unit, in emergency shutdown, controls the fuel gas supply unit at a time of restarting the fuel cell after the shutdown of the fuel cell so as to reduce an amount of fuel gas supplied to the fuel cell to be less than that at a time of restarting the fuel cell after normal shutdown.

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28-11-2013 дата публикации

Stack of improved fuel cells and electric power generator comprising said stack

Номер: US20130316260A1
Принадлежит: Electro Power Systems SpA

The invention relates to a stack ( 200 ) comprising a plurality of stacked fuel cells ( 100 ), fixed and fluidically connected to a first head ( 210 ), which comprises: a feeding inlet ( 301 ) for a fuel flow and a corresponding outlet ( 302 ); a feeding inlet ( 303 ) for a comburent flow and a corresponding outlet ( 306 ); a feeding inlet ( 302 ) and a corresponding outlet ( 305 ) for a flow of a cooling heat-transfer fluid thermally coupled with the fuel cells ( 100 ) in order to remove at least part of the reaction heat at the fuel cells ( 100 ) themselves; the first head ( 210 ) comprising a feeding inlet ( 307 ) and a corresponding outlet ( 308 ) for a flow may pass, said volume being thermally coupled with the cooling heat-transfer fluid flow, so that the cooling heat-transfer fluid delivers at least some of the heat removed from the fuel sells ( 100 ) to the working heat-transfer fluid.

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05-12-2013 дата публикации

System and method for providing electrical power

Номер: US20130320136A1
Принадлежит: General Electric Co

An electrical power unit provides electrical power to an electrical component on-board an aircraft. The electrical power unit includes a hydrogen generation system configured to be positioned on-board the aircraft. The hydrogen generation system is further configured to generate hydrogen using a reaction between water and metal. The electrical power unit also includes a fuel cell configured to be positioned on-board the aircraft. The fuel cell is operatively connected to the hydrogen generation system such that the fuel cell receives hydrogen from the hydrogen generation system. The fuel cell is further configured to generate electrical power from the hydrogen received from the hydrogen generation system and to be electrically connected to the electrical component for supplying the component with electrical power.

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23-01-2014 дата публикации

Fuel cell

Номер: US20140023954A1
Принадлежит: Nissan Motor Co Ltd

Provided is a fuel cell including: a membrane electrode assembly ( 30 ) formed by joining an anode ( 32 ) to one surface of an electrolyte membrane ( 31 ) and joining a cathode ( 33 ) to another surface of the electrolyte membrane ( 31 ); a frame body ( 20 ) formed integrally with the membrane electrode assembly ( 30 ); and a pair of separators ( 40, 41 ) holding the membrane electrode assembly ( 30 ) and the frame body ( 20 ) therebetween. At least one pair of holding pieces ( 42, 43 ) holding the membrane electrode assembly ( 30 ) therebetween is formed in the pair of separators ( 40, 41 ). Positions of holding end portions ( 42 a, 43 a ) of the pair of holding pieces ( 42, 43 ) are shifted from each other in a stacking direction of the fuel cell.

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27-03-2014 дата публикации

Fuel cell system

Номер: US20140087285A1
Принадлежит: Nissan Motor Co Ltd

The fuel cell system of the present invention comprises: an electric motor, a fuel cell stack, a fuel supply unit, and a controller that controls a power-plant including the fuel cell stack and the fuel supply unit. The controller comprises further: a stack output-response request computing unit to compute a stack output-response request requested for the fuel cell stack; a stack voltage setup unit during idle-stop to set up a lower limit of stack setup-voltage during idle-stop that is set up as a stack voltage during execution of idle-stop so as to be higher as the stack output-response request is larger, and so as to be lower as the request is smaller; and an operation unit of recovering a stack voltage during idle-stop to execute a recovery operation when an actual stack voltage becomes, during execution of idle-stop, lower than the lower limit of stack setup-voltage during idle-stop.

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01-01-2015 дата публикации

Porous electrode for proton exchange membrane

Номер: US20150001065A1

A process for manufacturing a catalytic electrode includes depositing an electrocatalytic ink on a carrier, wherein the electrocatalytic ink includes an electrocatalytic material and a product polymerizable into a protonically conductive polymer. The process also includes solidifying the electrocatalytic ink so as to form an electrode wherein the composition of the product polymerizable into a protonically conductive polymer and its proportion in the ink is defined so that the electrode formed has a breaking strength greater than 1 MPa. The process further includes separating the electrode formed from the carrier.

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07-01-2016 дата публикации

Power supply system and fuel cell vehicle

Номер: US20160001675A1
Принадлежит: Honda Motor Co Ltd

A power supply system includes a fuel cell, a power storage device, a first voltage adjusting device, a second voltage adjusting device, and a controller. The controller is to control the first voltage adjusting device and the second voltage adjusting device. The controller is to switch the second voltage adjusting device from a direct coupling state to a voltage adjusting state in a case where a first absolute value of a first difference between a secondary voltage of the second voltage adjusting device applied across a load and a fuel cell voltage is less than a predetermined allowable voltage value or in a case where a second absolute value of a second difference between a fuel cell current being to flow from the fuel cell into the first voltage adjusting device and a target current value of the fuel cell current exceeds a predetermined allowable current value.

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04-01-2018 дата публикации

AIRCRAFT FUEL CELL HEAT USAGES

Номер: US20180002030A1
Принадлежит: Zodiac Aerotechnics

Embodiments of the present disclosure relate generally to the use of the fuel cell systems on board aircraft and other passenger transportation vehicles and to methods of using heat, air, and water generated by such fuel cell systems. The heat may be used to address condensation within the aircraft. The heat may be used to help evaporate excess water that would otherwise condense in the aircraft skin. The excess water collected may be used to create humidification for cabin air. In other examples, the heat, warmed air, or warmed water may be delivered to other locations or heating systems for beneficial use. 1. A fuel cell by-product use system configured for managing aircraft moisture , comprising:a fuel cell system that creates electricity as a product, and water, heat, and oxygen depleted air as by-products;at least one fluid conduit for delivering the heat generated by the fuel cell to a skin insulation blanket in order to cause evaporation of moisture in the skin insulation blanket; anda collection system for capturing the evaporated moisture and delivering the moisture to an aircraft cabin air distribution system.2. The system of claim 1 , further comprising a system for capturing heat from the fuel cell system and converting the heat to heated air for delivery to the skin insulation blanket system.3. The system of claim 1 , wherein the at least one fluid conduit routes heated air beneath a cabin floor or within cabin walls or both.4. The system of claim 1 , wherein the evaporated moisture is recycled through the aircraft cabin air distribution system via delivery to a humidification system.5. A fuel cell by-product use system configured for managing aircraft heat claim 1 , comprising:a fuel cell system that creates electricity as a product, and water, heat, and oxygen depleted air as by-products;a fluid conduit for delivering the heat generated by the fuel cell to a heating system.6. The system of claim 5 , further comprising a system for controlling the heat ...

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01-01-2015 дата публикации

Air intake device for fuel cell vehicle

Номер: US20150004502A1
Принадлежит: Suzuki Motor Corp

Provided is a cooling structure for vehicle electrical components that is capable of solving problems due to water contained in intake air. Air used in an electricity generation reaction and air necessary for self-cooling is supplied to a fuel cell stack ( 11 ) via an intake duct ( 2 ). Dust and chemical substances in the air are removed by a dust/chemical substance filter ( 3 ) provided on the fuel cell stack ( 11 ) side within the intake duct ( 2 ). Furthermore, air and water are primarily separated by a water filter ( 4 ) provided in the intake duct ( 2 ) upstream by a prescribed distance in the air flow direction from the dust/chemical substance filter ( 3 ). Therefore, water in the intake air does not reach the dust/chemical substance filter ( 3 ) and the fuel cell stack ( 11 ), and various problems due to water contained in the intake air can be solved.

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01-01-2015 дата публикации

Fuel cell system

Номер: US20150004512A1
Принадлежит: Nissan Motor Co Ltd

A fuel cell system configured to generate power by supplying anode gas and cathode gas to a fuel cell includes a control valve for controlling a pressure of the anode gas to be supplied to the fuel cell, a buffer unit configured to store anode off-gas to be discharged from the fuel cell, a purge valve configured to adjust a flow rate of the anode off-gas discharged from the buffer unit, a pulsating operation unit configured to increase and vary the pressure of the anode gas downstream of the control valve according to a load of the fuel cell, and a purge unit configured to control an opening of the purge valve according to the load of the fuel cell. The purge unit increases the opening of the purge valve controlled according to the load of the fuel cell during a down transient operation in which the load of the fuel cell decreases.

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01-01-2015 дата публикации

METHOD FOR SUPPLYING AIR TO A FUEL CELL

Номер: US20150004514A1
Принадлежит: DAIMLER AG

A method for supplying air to a fuel cell () by means of a controllable air-conveying device that delivers an air mass flow for a cathode chamber () of the fuel cell (). The air-conveying device () is adjusted to a specified value of a pressure (p) in the air line and/or to a specified value of a pressure loss (Δp) across a component of the air line. 12427. A method for supplying air to a fuel cell () by means of a controllable air-conveying device that delivers an air mass flow for a cathode chamber () to the fuel cell () , wherein the air-conveying device () is adjusted to a specified value of a pressure (p) in the air line and/or to a specified value of a pressure loss (Δp) across a component of the air line.2. The method according to wherein the actual value of the pressure loss (Δp) is measured across a component of the air line.34. The method according to claim 1 , wherein the actual value of the pressure loss (Δp) is measured across the cathode chamber () as the component.44. The method according to claim 1 , wherein the actual value of the pressure (p) is measured upstream of the cathode chamber ().5. The method according to claim 1 , wherein the specified value of the pressure (p) and/or of the pressure loss (Δp) is corrected with measured influencing factors.6. The method according to claim 1 , wherein the specified value of the pressure (p) or of the pressure loss (Δp) is corrected with further influencing factors which are determined via model calculations.7. The method according to claim 6 , wherein the model calculations are carried out based on measured values.8. The method according to claim 5 , wherein the measured influencing factors and/or the measured values comprise at least one of the following variables:ambient temperature,{'b': '2', 'temperature of the fuel cell (),'}{'b': '7', 'temperature of the air upstream and/or downstream of the air-conveying device (),'}composition of the air mass flow,{'b': '2', 'operating state of the fuel cell ...

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05-01-2017 дата публикации

COMBUSTOR AND FUEL CELL SYSTEM

Номер: US20170005348A1
Принадлежит: Sumitomo Precision Products Co., Ltd.

Combustor for a fuel cell capable of avoiding combustion instability and misfire while having a simple structure and capable of being reduced in size. The combustor includes a partially shielding member disposed in a gas channel for oxygen-containing gas passing. The partially shielding member partially shields the gas channel, thereby introducing part of the oxygen-containing gas passing the gas channel into a primary combustion zone formed in the inside area of the partially shielding member while allowing passing of residue of the oxygen-containing gas toward a secondary combustion zone on a downstream side in a gas passing direction relative to the primary combustion zone. A porous ceramic body is held in the secondary combustion zone and is of a ceramic foam having excellent heat resistance and gas permeability and includes an internal channel formed in a central portion thereof and an external channel formed on an outer peripheral side thereof. 1. A combustor comprising:a gas channel for oxygen-containing gas passing;a regulating member disposed in the gas channel, the regulating member partially shielding the gas channel, thereby introducing part of the oxygen-containing gas passing the gas channel into an inside area of the regulating member, while allowing passage of residue of the oxygen-containing gas toward a downstream side of a gas passing direction;a primary combustion zone formed in the inside area of the regulating member for combusting combustion fuel supplied from outside in conjunction with the part of the oxygen-containing gas introduced into the primary combustion zone; anda secondary combustion zone formed in the gas channel on a downstream side of the gas passing direction relative to the primary combustion zone, wherein in the secondary combustion zone,a porous ceramic body having heat resistance and gas permeability is disposed in the gas channel,an internal channel for introducing combustion exhaust gas generated in the primary combustion ...

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05-01-2017 дата публикации

FUEL CELL CARTRIDGE

Номер: US20170005349A1
Принадлежит: Intelligent Energy Limited

This disclosure is drawn to systems, devices, apparatuses, and/or methods, related to fuel cell cartridges. Specifically, the disclosed systems, devices, apparatuses, and/or methods relate to compact fuel cell cartridges for producing hydrogen gas for use by fuel cells. Some example fuel cell cartridges may include a reactor module for storing a reactant, a water module for storing water, and an interface coupling the reactor module and the water module. The interface may permit the water to flow from the water module to the reactor module such that the water mixes with the reactant in the reactor module to form a gas (e.g., hydrogen gas) that may exit through a gas outlet. 1. A fuel cell cartridge , comprising:a reactor module for storing a reactant;a water module for storing water;an interface coupling the reactor module and the water module, the interface permitting the water to flow from the water module to the reactor module such that the water mixes with the reactant in the reactor module to form a gas that may exit through a gas outlet.2. The fuel cell cartridge of claim 1 , further comprising:a water control mechanism disposed in the water module, the water control mechanism configured to control a flow of the water between the water module and the reactor module.3. The fuel cell cartridge of claim 2 , wherein the water control mechanism comprises at least one of a spring claim 2 , a piston claim 2 , a bladder claim 2 , a pressurized water source claim 2 , a plunger claim 2 , a gas overpressure claim 2 , a gas pressure feedback claim 2 , a valve claim 2 , and a pump.4. The fuel cell cartridge of claim 3 , wherein the water control mechanism comprises a pump outside of the water module that controls the flow of the water out of and into the water module.6. The fuel cell cartridge of claim 5 , wherein the fluid comprises at least one of gas and liquid.7. The fuel cell cartridge of claim 5 ,wherein the first end of the water module is coupled to the reactor ...

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05-01-2017 дата публикации

HYDROGEN OXIDATION AND GENERATION OVER CARBON FILMS

Номер: US20170005351A1
Принадлежит: University of Florida Research

An electrode comprises an acid treated, cathodically cycled carbon-comprising film or body. The carbon consists of single walled nanotubes (SWNTs), pyrolytic graphite, microcrystalline graphitic, any carbon that consists of more than 99% sphybridized carbons, or any combination thereof. The electrode can be used in an electrochemical device functioning as an electrolyser for evolution of hydrogen or as a fuel cell for oxidation of hydrogen. The electrochemical device can be coupled as a secondary energy generator into a system with a primary energy generator that naturally undergoes generation. fluctuations. During periods of high energy output, the primary source can power the electrochemical device to store energy as hydrogen, which can be consumed to generate electricity as the secondary source during low energy output by the primary source. Solar cells, wind turbines and water turbines can act as the primary energy source. 111-. (canceled)12. An electrochemical cell , comprising:{'sup': '2', 'an anode comprising a carbon-comprising body, wherein at least a portion of the carbon material of the carbon-comprising body consists of more than 99% sphybridized carbons and wherein the carbon material has undergone a plurality of low voltage cathodic cycles in the presence of an acid to form an electrode for a hydrogen evolution reaction (HER) and a hydrogen oxidation reaction (HOR); and'}a cathode comprising a carbon-containing electrocatalyst for oxygen reduction.13. A method of forming an electrode , comprising:exposing a carbon material of a carbon-comprising body to an acid, wherein the carbon material comprises single-walled carbon nanotubes (SWNTs), double-walled carbon nanotubes (DWNTs), multiwalled carbon nanotubes (MWNTs), graphene, pyrolytic graphite, and/or microcrystalline graphite; andsubjecting the carbon material to a plurality of low voltage cathodic cycles in the presence of the acid to form an electrode for a hydrogen evolution reaction (HER) and a ...

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05-01-2017 дата публикации

Polymer electrolyte membrane, membrane electrode assembly comprising polymer electrolyte membrane, and fuel cell comprising membrane electrode assembly

Номер: US20170005355A1
Принадлежит: LG Chem Ltd

The present specification provides a polymer electrolyte membrane, a membrane electrode assembly including the polymer electrolyte membrane, and a fuel cell including the membrane electrode assembly.

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05-01-2017 дата публикации

ELECTRICAL POWER DISTRIBUTION SYSTEM AND METHOD FOR A GRID-TIED REVERSIBLE SOLID OXIDE FUEL CELL SYSTEM

Номер: US20170005357A1
Принадлежит:

A Reversible Solid Oxide Fuel Cell (RSOFC) system includes a Reversible Solid Oxide Fuel Cell (RSOFC) unit, a bi-directional alternating current/direct current (AC/DC) converter, coupled to the RSOFC unit, a common bus, coupled to the bi-directional AC/DC converter and to a power grid, and a plurality of RSOFC subsystems, coupled to receive power only through the common bus. The RSOFC unit has a fuel cell mode, wherein the RSOFC unit produces electrical power from fuel, and an electrolysis mode, wherein the RSOFC unit consumes electrical power to produce the fuel. The bi-directional AC/DC converter is coupled to the RSOFC unit, and is configured to convert direct current (DC) electrical power produced by the RSOFC unit into outgoing alternating current (AC) power, and to convert incoming AC power into DC power for consumption by the RSOFC unit in electrolysis mode. 1. A Reversible Solid Oxide Fuel Cell (RSOFC) system , comprising:a Reversible Solid Oxide Fuel Cell (RSOFC) unit, having a fuel cell mode, wherein the RSOFC unit produces electrical power from fuel, and an electrolysis mode, wherein the RSOFC unit consumes electrical power to produce the fuel;a bi-directional alternating current/direct current (AC/DC) converter, coupled to the RSOFC unit, configured to convert direct current (DC) electrical power produced by the RSOFC unit into outgoing alternating current (AC) power, and to convert incoming AC power into DC power for consumption by the RSOFC unit in electrolysis mode;a common bus, coupled to the bi-directional AC/DC converter and to a power grid; anda plurality of RSOFC subsystems, coupled to receive power only through the common bus.2. A system in accordance with claim 1 , wherein the common bus comprises:a plurality of subsystem circuit breakers, configured to trip on overload condition, coupled only to the RSOFC subsystems; anda plurality of power circuit breakers, configured to trip on overload condition, coupled only to the bi-directional AC/DC ...

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13-01-2022 дата публикации

FUEL CELL SYSTEM AND FUEL CELL SYSTEM FOR VEHICLE

Номер: US20220013796A1
Принадлежит:

A fuel cell system for a vehicle includes a plurality of unit fuel cell groups, which are connected, each of unit fuel cell groups including a hydrogen tank, a fuel cell and a fuel cell controller configured to control power generation of the fuel cell, a tank controller configured to control filling and discharge of hydrogen in the hydrogen tank of each of at least two of the unit fuel cell groups, each of the unit fuel cell groups includes a hydrogen supply line configured to bring hydrogen to the fuel cell, the hydrogen supply lines of the at least two unit fuel cell groups are linked with each other, and the tank controller stops supply of hydrogen into the fuel cell of a unit fuel cell group in which an abnormality has been detected. 1. A fuel cell system in which a plurality of unit fuel cell groups are connected , each of the unit fuel cell groups comprising a hydrogen tank , a fuel cell , and a fuel cell controller configured to control power generation of the fuel cell , the fuel cell system comprising:a tank controller configured to control filling and discharge of hydrogen in the hydrogen tank of each of at least two of the unit fuel cell groups,wherein each of the unit fuel cell groups comprises a tank-side hydrogen line having one end connected to the hydrogen tank, and a hydrogen filling line and a hydrogen supply line that are branched off from other end of the tank-side hydrogen line, the hydrogen filling line and the hydrogen supply line extending toward a hydrogen filling port and the fuel cell, respectively,the hydrogen supply line brings hydrogen to the fuel cell,the hydrogen supply lines of the at least two unit fuel cell groups are linked with each other,a check valve configured to prevent a reverse flow of hydrogen from the tank-side hydrogen line is provided in the hydrogen filling line,the hydrogen filling lines of the at least two unit fuel cell groups are linked with each other at upstream of the check valve,each of the unit fuel cell ...

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03-01-2019 дата публикации

METHOD OF DESIGNING MACHINE

Номер: US20190005183A1
Автор: NADA Mitsuhiro
Принадлежит: TOYOTA JIDOSHA KABUSHIKI KAISHA

A method of designing a machine on which a drive motor, a fuel cell stack, and a secondary battery are mounted includes: determining a maximum output of the drive motor to be a first output value and an output of the drive motor when a vehicle travels under a cruise condition to be a second output value; determining the number of fuel cell stacks to be mounted to be n; and determining a maximum output of the secondary battery to be a value obtained by subtracting a value obtained by multiplying a maximum output of the fuel cell stack by the n, from the first output value. A value obtained by multiplying the third output value by the n is equal to or larger than the second output value, and a value obtained by multiplying the third output value by (n−1) is less than the second output value. 1. A method of designing a machine on which a drive motor , a fuel cell stack configured to generate an electric current for driving the drive motor , and a secondary battery configured to discharge an electric current for driving the drive motor are mounted , the method comprising:determining a maximum output of the drive motor to be a first output value and an output of the drive motor when a vehicle travels under a cruise condition to be a second output value;determining the number of fuel cell stacks to be mounted to be n, n being a natural number, and an output value outputted by the fuel cell stacks when the vehicle travels under the cruise condition being a third output value; anddetermining a maximum output of the secondary battery to be a value obtained by subtracting a value obtained by multiplying a maximum output of the fuel cell stack by the n, from the first output value, wherein:a value obtained by multiplying the third output value by the n is equal to or larger than the second output value; anda value obtained by multiplying the third output value by (n−1) is less than the second output value.2. The method according to claim 1 , wherein the method of designing the ...

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07-01-2016 дата публикации

BIOCOMPATIBLE ELECTROCHEMICAL SUPERCAPACITOR

Номер: US20160006039A1
Принадлежит:

A supercapacitor to be submerged in a medium containing a biological material and an oxidant, wherein the anode comprises a first enzyme that can catalyse the oxidation of the biological material and the cathode comprises a second enzyme that can catalyse the reduction of the oxidant, and wherein each of the anode and cathode electrodes consists of a solid agglomerate of a conductive material mixed with the first or the second enzyme, said agglomerate having a specific surface that is larger than or equal to 20 m/g and an average pore size varying between 0.7 nm and 10 pm. 1. A supercapacitor intended to be immersed in a medium containing a biological material and an oxidizer , wherein the anode comprises a first enzyme capable of catalyzing the oxidation of the biological material and the cathode comprises a second enzyme capable of catalyzing the reduction of the oxidizer , and wherein each of the anode and cathode electrodes is formed of a solid cluster of a conductive material mixed with the first or with the second enzyme , said cluster having a specific surface area greater than or equal to 20 m/g and an average pore size ranging from 0.7 nm to 10 μm.2. The supercapacitor of claim 1 , wherein the conductive material is selected from the group comprising carbon nanotubes claim 1 , graphene sheets claim 1 , and a mixture thereof.3. The supercapacitor of claim 1 , wherein the biological material is a sugar and wherein the first enzyme is selected from the group comprising the glucose oxidase enzyme claim 1 , the lactose oxidase enzyme claim 1 , the galactose oxidase enzyme claim 1 , the fructose oxidase enzyme claim 1 , the glucose dehydrogenase enzyme claim 1 , and a mixture thereof.4. The supercapacitor of claim 1 , wherein the second enzyme is selected from the group comprising the polyphenol oxidase enzyme (PPO) claim 1 , the laccase enzyme claim 1 , the bilirubin oxidase enzyme claim 1 , and a mixture thereof.5. The supercapacitor of claim 1 , wherein the ...

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07-01-2016 дата публикации

SUPPORTED CATALYST FOR FUEL CELL, METHOD OF MANUFACTURING THEREOF, AND FUEL CELL

Номер: US20160006042A1
Принадлежит:

An object of the present invention is to provide a supported catalyst for a fuel cell having a high activity, a method of manufacturing thereof, and a fuel cell including the supported catalyst for a fuel cell. A supported catalyst for a fuel cell of the present invention includes a conductive carrier and catalyst particle supported on the conductive carrier and contains platinum. The ratio of the mass of oxygen to the mass of the catalyst particle measured by using an inert gas fusion-nondispersive infrared absorption method is 4 mass % or less. 1. A supported catalyst for a fuel cell comprising:a conductive carrier; andcatalyst particle supported on the conductive carrier and contains platinum,wherein the ratio of the mass of oxygen to the mass of the catalyst particle measured by using an inert gas fusion-nondispersive infrared absorption method is 4 mass % or less.2. The supported catalyst for a fuel cell according to claim 1 , wherein the conductive carrier is made of a carbonaceous material.3. The supported catalyst for a fuel cell according to claim 1 , wherein the catalyst particle substantially contains only platinum as metal.4. The supported catalyst for a fuel cell according to claim 2 , wherein the catalyst particle substantially contains only platinum as metal.5. A fuel cell comprising a cathode catalyst layer containing the supported catalyst for a fuel cell according to .6. A fuel cell comprising a cathode catalyst layer containing the supported catalyst for a fuel cell according to .7. A fuel cell comprising a cathode catalyst layer containing the supported catalyst for a fuel cell according to .8. A fuel cell comprising a cathode catalyst layer containing the supported catalyst for a fuel cell according to .912-. (canceled) This application is a Continuation application of PCT Application No. PCT/JP2010/072792, filed Dec. 17, 2010 and based upon and claiming the benefit of priority from prior Japanese Patent Application No. 2010-214472, filed Sep. ...

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07-01-2016 дата публикации

FUEL CELL SYSTEM AND METHOD FOR CONTROLLING THE SAME

Номер: US20160006056A1
Автор: Jeon Yei Sik
Принадлежит:

Disclosed is a fuel cell system and a method for controlling the fuel cell system. In the method, an external air temperature and a fuel cell temperature are monitored. When a vehicle having the fuel cell system mounted therein is keyed on, a shut-off duration of the fuel cell system, a maximum external air temperature for the shut-off duration and a maximum fuel cell temperature for the shut-off duration are calculated. A gas composition of a fuel cell at a key-on time is estimated using the shut-off duration, the maximum external air temperature and the maximum fuel cell temperature. An ignition condition of the fuel cell system is set based on the estimated gas composition. Ignition of the fuel cell system is performed based on the set ignition condition. 1. A method for controlling a fuel cell system , comprising:monitoring, by a controller, an external air temperature and a fuel cell temperature;calculating, by the controller, a shut-off duration of the fuel cell system, a maximum external air temperature for the shut-off duration and a maximum fuel cell temperature for the shut-off duration when a vehicle having the fuel cell system mounted therein is keyed on;estimating, by the controller, a gas composition of a fuel cell at a key-on time using the shut-off duration, the maximum external air temperature and the maximum fuel cell temperature;setting, by the controller, an ignition condition of the fuel cell system based on the estimated gas composition; andperforming, by the controller, ignition of the fuel cell system based on the set ignition condition.2. The method of claim 1 , wherein the estimation includes:calculating, by the controller, a disappearance time of hydrogen remaining in the fuel cell at a key-off time using the maximum fuel cell temperature; andestimating, by the controller, that the fuel cell has a first gas composition including nitrogen and remaining hydrogen at the key-on time when the shut-off duration is less than the disappearance ...

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07-01-2016 дата публикации

METHOD OF CONTROLLING OPERATION OF FUEL CELL SYSTEM

Номер: US20160006060A1
Автор: Kwon Sang Uk
Принадлежит:

A method of controlling the operation of a fuel cell system is provided. The method includes diagnosing a water shortage state in a fuel cell stack based on degradation of cooling performance and deterioration of the fuel cell stack and determining a diagnosis level of the fuel cell system based on the diagnosed water shortage state of the fuel cell stack. In addition, a regenerative operation is performed by selecting a regenerative operation mode which corresponds to the determined diagnosis level. 1. A method of controlling operation of a fuel cell system , comprising steps of:diagnosing, by a controller, a water shortage state in a fuel cell stack based on degradation of cooling performance and deterioration of the fuel cell stack;determining, by the controller, a diagnosis level of the fuel cell system based on the diagnosed water shortage state of the fuel cell stack; andperforming, by the controller, a regenerative operation by selecting a regenerative operation mode which corresponds to the determined diagnosis level.21. The method according to claim 1 , wherein in the determining of the fuel cell system claim 1 , a first state where a water shortage due to degradation in cooling performance is predicted to occur is determined as Diagnosis Level .3. The method according to claim 2 , wherein the first state includes a state where a water shortage in the fuel cell stack due to malfunctioning of a cooling system is predicted.4. The method according to claim 3 , wherein the first state is a state where an operating temperature of the fuel cell system is a predetermined reference temperature or greater and where malfunctioning of the cooling system continues for a predetermined period of time.5. The method according to claim 2 , wherein the first state includes a state where a water shortage in the fuel cell stack due to increase or decrease in a temperature or a flow rate of a draft is predicted claim 2 , and wherein the first state is a state where at least any ...

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07-01-2016 дата публикации

HYDROCARBON-OPERABLE FUEL CELL SYSTEM

Номер: US20160006064A1
Принадлежит:

The invention relates to an energy generation apparatus (), in particular for use in a vehicle, which can be operated using hydrocarbons such as diesel and the like, which comprises a fuel cell () and is provided with connections () for introduction of air and the hydrocarbons and for the output of electric energy. According to the invention, the energy generation apparatus has three essentially physically separate functional units (), where the first functional unit () is configured as a supply device for media and has essentially devices for introduction of fuel and air, a second functional unit () is configured for reforming and has essentially devices for converting the hydrocarbons into process gas and a third functional unit () is configured for generation of electric energy and has essentially the fuel cell (), where the process gas produced in the second functional unit () is fed to the third functional unit (). 1. An energy generating assembly , particularly for use in a vehicle , able to be operated by hydrocarbons , particularly diesel , comprising a fuel cell and connections for the introducing of air and the hydrocarbons and for the discharging of electrical energy , characterized in that the energy generating assembly comprises three functional units which are substantially separated spatially , wherein a first functional unit is designed to supply the media and substantially comprises devices for supplying fuel and air , wherein a second functional unit is designed for the reforming and substantially comprises devices for converting the hydrocarbons into process gas , and wherein a third functional unit is designed for generating the electrical energy and substantially comprises the fuel cell , and that the third functional unit is supplied the process gas generated in the second functional unit.2. The energy generating assembly according to claim 1 , wherein the three functional units are arranged substantially successively claim 1 , particularly in ...

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07-01-2016 дата публикации

Power generation systems and methods utilizing cascaded fuel cells

Номер: US20160006065A1
Принадлежит: General Electric Co

A power generation system including a first fuel cell configured to generate a first anode tail gas stream is presented. The system includes at least one fuel reformer configured to receive the first anode tail gas stream, mix the first anode tail gas stream with a reformer fuel stream to form a reformed stream; a splitting mechanism to split the reformed stream into a first portion and a second portion; and a fuel path configured to circulate the first portion to an anode inlet of the first fuel cell, such that the first fuel cell is configured to generate a first electric power, at least in part, by using the first portion as a fuel. The system includes a second fuel cell configured to receive the second portion, and to generate a second electric power, at least in part, by using the second portion as a fuel.

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07-01-2016 дата публикации

Composite proton conducting electrolyte with improved additives for fuel cells

Номер: US20160006068A1
Принадлежит: DAIMLER AG, Ford Motor Co

Additives can be used to prepare polymer electrolyte for membrane electrode assemblies in polymer electrolyte fuel cells in order to improve both durability and performance. The additives are chemical complexes comprising certain metal and organic ligand components.

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04-01-2018 дата публикации

Modulated thermal conductance thermal enclosure

Номер: US20180006316A1
Принадлежит: Honeywell International Inc

A thermal insulation device includes a first plate, a second plate formed to nest adjacent the first plate with a gap between the first and second plates, a porous material disposed in the gap between the plates, a sealing layer disposed between the first and second plates such that the porous material is sealed from ambient at a pressure less than ambient, and a vapor generating material disposed in the gap.

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04-01-2018 дата публикации

Fuel cell system and control method thereof

Номер: US20180006319A1
Автор: Yoshitomo ASAI
Принадлежит: Nissan Motor Co Ltd

In order to improve estimation accuracy of a purging amount, a fuel cell system comprises a supply valve that controls a supply of an anode gas into an anode system, a purge valve that discharges an off-gas from the anode system, a pressure detecting unit configured to estimate or measures a pressure inside the anode system, and a purging amount estimating unit configured to estimate a purging amount of the off-gas discharged from the anode system through the purge valve based on a pressure change inside the anode system during a purge valve close duration in a supply valve open state and a pressure change inside the anode system during a purge valve close duration in a supply valve close state.

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07-01-2021 дата публикации

FUEL CELL SYSTEM

Номер: US20210005908A1
Принадлежит:

In a fuel cell system, a voltage controller provided on a lateral side of a fuel cell stack and a contactor provided above the fuel cell stack are electrically connected together by bus bars in the form of flat plates. The bus bars are each provided with a displacement absorption structure which enables the voltage controller and the contactor to be displaced closer to each other in a direction in which the fuel cell stack and the voltage controller are arranged. 1. A fuel cell system in which a first electrical equipment auxiliary device provided on a lateral side of a fuel cell stack and a second electrical equipment auxiliary device provided above the fuel cell stack are electrically connected together by a bus bar in a form of a flat plate , whereinthe bus bar is provided with a displacement absorption structure which enables the first electrical equipment auxiliary device and the second electrical equipment auxiliary device to be displaced closer to each other in a direction in which the fuel cell stack and the first electrical equipment auxiliary device are arranged.2. The fuel cell system according to claim 1 , wherein the bus bar is provided with a non-straight portion which is elastically deformable in the direction in which the fuel cell stack and the first electrical equipment auxiliary device are arranged.3. The fuel cell system according to claim 2 , whereinthe bus bar includes an extension extending in the direction in which the fuel cell stack and the first electrical equipment auxiliary device are arranged, andthe non-straight portion is provided in the extension.4. The fuel cell system according to claim 3 , wherein the non-straight portion includes a portion having a circular arc shape.5. The fuel cell system according to claim 4 , wherein the non-straight portion includes:a first curved portion curved toward one surface of the extension; anda second curved portion curved toward another surface of the extension, andthe first curved portion and the ...

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07-01-2021 дата публикации

PORTABLE DEVICE FOR PRODUCING HYDROGEN, AND USE THEREOF

Номер: US20210005909A1
Принадлежит:

Portable device () for producing hydrogen from a hydrogen precursor and a liquid, this device comprising—a main chamber (), intended for receiving said hydrogen precursor and said liquid, —an additional chamber (), intended for collecting the hydrogen thus produced, —a separation membrane (), defining said main chamber relative to said additional chamber, —means () for discharging the hydrogen out of the additional chamber, and characterized in that it comprises heat exchange means (), provided on at least one portion of the periphery of said main chamber. This device produces pure hydrogen which may supply a fuel cell. 1. A portable device for producing hydrogen from a hydrogen precursor and a liquid , the portable device comprising:a main enclosure, intended for receiving said hydrogen precursor and said liquid,an additional chamber, intended to collect hydrogen thus produced,a separation membrane, delimiting said main enclosure with respect to said additional chamber,means for discharging the hydrogen, out of the additional chamber, and characterized in that it comprises heat exchange means, provided on at least part of the periphery of said main enclosure.2. The portable device according to claim 1 , characterized in that it comprises at least one active cooling means that cooperates with said heat exchange means.3. The portable device according to claim 2 , characterized in that it comprises ventilation means that cooperate with the heat exchange means.4. The portable device according to claim 3 , characterized in that it comprises means for measuring the temperature at a wall of the main enclosure.5. The portable device according to claim 4 , characterized in that it comprises slaving means claim 4 , for slaving the active cooling means to the temperature measurement means.6. The portable device according to claim 5 , characterized in that this device further comprises means for removably fixing the additional chamber with respect to the main enclosure.7. The ...

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03-01-2019 дата публикации

SYSTEM FOR THE TREATMENT OF WATER

Номер: US20190006685A1
Принадлежит:

The disclosure relates to a system for the treatment of water formed during an operation of at least one fuel cell of a vehicle, having a cavity, a condenser and an underbody-side system outer wall, and is designed to bound an underbody of the vehicle, wherein the condenser is arranged between the cavity and the underbody-side system outer wall, wherein the cavity is connected via an inlet to the at least one fuel cell, wherein, when the vehicle is in motion, the condenser is acted upon by air of an airflow and is cooled, wherein the condenser is designed to cool water which, originating from the at least one fuel cell, flows into the cavity. 1. A system for the treatment of water formed during an operation of at least one fuel cell of a vehicle , the system comprising:a cavity, a condenser, and an underbody-side system outer wall,wherein the system is designed to bound an underbody of the vehicle,wherein the condenser is arranged between the cavity and the underbody-side system outer wall,wherein the cavity is connected via an inlet to the at least one fuel cell,wherein, when the vehicle is in motion, the condenser is acted upon by air of an airflow and is cooled,wherein the condenser is designed to condense water vapor which, originating from the at least one fuel cell, flows into the cavity.2. The system according to claim 1 , wherein the system outer wall is a condenser outer wall to enclose at least the condenser.3. The system according to claim 1 , wherein an air duct with an inlet and an outlet is arranged between the condenser and the system outer wall claim 1 , wherein the system outer wall is designed to enclose the air duct claim 1 , and wherein the air of the airflow flows through the air duct.4. The system according to claim 1 , wherein the cavity has at least one cavity outer wall and the cavity outer wall has at least one opening claim 1 , wherein during operation water leaves the cavity through the at least one opening and flows to the condenser.5. ...

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03-01-2019 дата публикации

FUEL CELL POWER SYSTEM FOR AN UNMANNED SURFACE VEHICLE

Номер: US20190006686A1
Принадлежит: Liquid Robotics

A power system for an unmanned surface vehicle is disclosed. In one embodiment, the power system includes a fuel cell, a fuel storage, and an air management system. The fuel cell includes a fuel cell stack. The fuel cell stack includes a fuel inlet, an air inlet, and an exhaust outlet. The fuel storage includes at least one fuel-storage module fluidly connected to the fuel inlet of the fuel cell stack. The fuel-storage module is a source of energy for the fuel cell. The air management system is fluidly connected to the air inlet and the exhaust outlet of the fuel cell. An air snorkel is part of the air management system and provides air to operate the fuel cell while the unmanned surface vehicle is deployed on a surface of a body of water. The air snorkel includes an intake and an exhaust. 1101210. A power system () for an unmanned surface vehicle () , the power system () comprising:{'b': 20', '80', '80', '42', '60', '50, 'a fuel cell () including a fuel cell stack (), wherein the fuel cell stack () includes a fuel inlet (), an air inlet (), and an exhaust outlet ();'}{'b': 34', '40', '42', '80', '40', '20, 'a fuel storage () including at least one fuel-storage module () fluidly connected to the fuel inlet () of the fuel cell stack (), wherein the fuel-storage module () is a source of is a source of energy for the fuel cell ();'}{'b': 30', '60', '50', '20, 'an air management system () fluidly connected to the air inlet () and the exhaust outlet () of the fuel cell (); and'}{'b': 76', '30', '20', '12', '76, 'claim-text': [{'b': 70', '80, 'an air intake () for receiving ambient air supplied to the fuel cell stack (); and'}, {'b': 72', '80, 'an exhaust () for expelling exhausted air and exhausted water-vapor created by the fuel cell stack ().'}], 'an air snorkel () that is part of the air management system () and provides air to operate the fuel cell () while the unmanned surface vehicle () is deployed within a body of water, wherein the air snorkel () ...

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03-01-2019 дата публикации

MICROBIAL ELECTROCHEMICAL CELLS AND METHODS FOR PRODUCING ELECTRICITY AND BIOPRODUCTS THEREIN

Номер: US20190006694A1
Принадлежит:

Bioelectrochemical systems comprising a microbial fuel cell (MFC) or a microbial electrolysis cell (MEC) are provided. Either type of system is capable of fermenting insoluble or soluble biomass, with the MFC capable of using a consolidated bioprocessing (CBP) organism to also hydrolyze an insoluble biomass, and an electricigen to produce electricity. In contrast, the MEC relies on electricity input into the system, a fermentative organism and an electricigen to produce fermentative products such as ethanol and 1,3-propanediol from a polyol biomass (e.g., containing glycerol). Related methods are also provided. 122-. (canceled)23. A method of using a microbial electrolysis cell comprising:setting a potential in the microbial electrolysis cell between an anode electrode and a cathode electrode;{'i': 'Clostridium cellulolyticum', 'performing a fermentation step comprising fermentation only or fermentation and hydrolysis in the microbial electrolysis cell with one or more mesophilic consolidated bioprocessing organisms to convert biomass located in the microbial electrolysis cell to a bioproduct, wherein the fermentation step also produces one or more fermentation byproducts which contain electrons and protons, wherein the one or more mesophilic consolidated bioprocessing organisms also anaerobically co-ferment six- and five-carbon sugars and comprise one or more cellulomonads, or one or more clostridial strains, not including ; and'}in the presence of the potential, allowing a second organism comprising an electricigen cultured at a temperature not greater than 40° C. to convert substantially all the fermentation byproducts to electricity by first transferring substantially all the electrons present in the one or more fermentation byproducts to the anode electrode to produce a film which catalytically splits the electrons and the protons, wherein the electrons thereafter flow from the anode electrode towards the cathode electrode to produce the electricity, further ...

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02-01-2020 дата публикации

Fuel cell ventilation systems

Номер: US20200006794A1
Принадлежит: Bloom Energy Corp

A roof cap assembly for a fuel cell system includes a housing, and a cover assembly disposed on the housing and configured to move between a first position and a second position. The cover assembly includes a cover comprising a first opening and a second opening, and a door connected to the cover and configured to selectively open and close the second opening. When the cover assembly is in the first position, the door closes the second opening, such that the reaction exhaust and the cabinet exhaust are directed through the first opening. When the cover assembly is in the second position, the door opens the second opening, such that the cabinet exhaust is directed through first opening and the reaction exhaust is directed through the second opening.

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08-01-2015 дата публикации

VEHICLE SEAT POWERED BY FUEL CELL

Номер: US20150008706A1
Принадлежит:

A seat for passenger vehicles, such as an aircraft seat, that is individually fitted with a fuel cell () positioned in a fuel cell storage portion provided on the seat base, enabling the seat to be fully autonomous and freely placed in the cabin or vehicle independently of any connection to any other seat or to any aircraft power features. Conduits deliver energy, heat, water, oxygen depleted air, or any combination thereof from the fuel cell () to areas of the seat. 1. An individual seat for a passenger transport vehicle , comprising:(a) a seat back, a seat pan, and a seat base,(b) a fuel cell storage portion provided on the seat base,(c) conduits configured to deliver energy, heat, water, oxygen depleted air, or any combination thereof from a fuel cell positioned in the fuel cell storage portion to areas of the seat.2. The individual seat of claim 1 , wherein the seat back claim 1 , the seat pan claim 1 , or both comprise conduits containing a thermal conductor claim 1 , and wherein heat generated from the fuel cell is transferred to the conduits to warm the seat.3. The individual seat of claim 1 , wherein the seat comprises a water mister and wherein water generated from the fuel cell is transferred to the water mister.4. The individual seat of claim 3 , wherein oxygen depleted air from the fuel cell is transferred to the water mister to pressurize the water.5. The individual seat of claim 1 , wherein water and oxygen depleted air from the fuel cell are used to clean an inflight entertainment screen.6. The individual seat of claim 1 , wherein the seat is mounted on-board a passenger aircraft. This application claims the benefit of U.S. Provisional Application Ser. No. 61/612,489, filed Mar. 19, 2012, titled “Seat With Fuel Cell,” the entire contents of which are hereby incorporated by reference.Embodiments of the present invention relate generally to seats, and particularly to seats positioned on-board passenger transport vehicles, that have various features and ...

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20-01-2022 дата публикации

FUEL CELL SYSTEM, AND METHOD OF ITS OPERATION

Номер: US20220021010A1
Принадлежит: BLUE WORLD TECHNOLOGIES HOLDING APS

In a fuel cell system, for example HTPEM fuel cells. a valve system is employed by selectively guiding exhaust gas from the burner either to the reformer for heating the reformer, especially during normal operation, or to by-pass the reformer in startup situations in order to heat the fuel cell stack before starting heating the reformer. Optionally, a compact burner/reformer unit is provided. 121.-. (canceled)22. A fuel cell system , comprising:a fuel cell;a cooling circuit for recirculating coolant through the fuel cell for adjusting the temperature of the fuel cell with the coolant;a reformer comprising a catalyser enclosed by reformer walls and configured for catalytic conversion of fuel vapor to syngas, wherein the reformer is conduit-connected to the anode side of the fuel cell for provision of syngas to the fuel cell;an evaporator configured for evaporating liquid fuel and conduit-connected to the reformer for provision of the evaporated fuel to the reformer;a liquid fuel supply conduit-connected to the evaporator for providing liquid fuel to the evaporator;a burner comprising a burner-chamber inside burner walls, wherein the burner-chamber is configured for providing flue gas by burning anode waste gas or fuel or both, wherein the burner-chamber is in fluid-flow communication with the reformer walls for flow of the flue gas from the burner-chamber to and along the reformer walls for transfer of heat from the flue gas to the reformer walls for heating the catalyser by heat transfer through the reformer walls; 'a) flow along the reformer walls,', 'wherein the fuel cell system comprises a by-pass valve in communication with the burner-chamber and configured for regulating flow of the flue gas between'} 'b) flow out of the burner-chamber through a flue gas outlet conduit, by-passing the reformer walls for preventing it from flowing along the reformer walls.', 'and'}23. The fuel cell system according to claim 22 , wherein the flue gas outlet conduit on its ...

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12-01-2017 дата публикации

CONTROL SYSTEM FOR AND CONTROL METHOD OF ELECTRIC VEHICLE

Номер: US20170008399A1
Принадлежит: TOYOTA JIDOSHA KABUSHIKI KAISHA

To make a fuel cell stack reliably discharge at the time of vehicle collision, a control system for an electric vehicle is provided with a fuel cell stack generating electric power by an electrochemical reaction between fuel gas and oxidizing gas and supplying generated electric power to an electric motor for driving the vehicle, a first electrical resistor for discharge electrically connected to the fuel cell stack through an electrically controlled type discharge switch, a discharge control circuit controlling an on/off state of the discharge switch, and a collision detector detecting a vehicle collision and outputting a collision signal to the discharge control circuit. When a collision signal is input to the discharge control circuit, it turns the discharge switch on and electrically connects the fuel cell stack to the first electrical resistor for discharge, to thereby discharge the fuel cell stack. A power supply of the discharge control circuit is comprised of the fuel cell stack. 1. A control system for an electric vehicle comprising:a fuel cell stack configured to generate electric power by an electrochemical reaction between fuel gas and oxidizing gas and to supply the generated electric power to an electric motor for driving the vehicle;a first electrical resistor for discharge which is electrically connected to the fuel cell stack through an electrically controlled type discharge switch;a discharge control circuit configured to control an on/off state of the discharge switch; anda collision detector configured to detect a vehicle collision and to output a collision signal to the discharge control circuit,wherein, when a collision signal is input to the discharge control circuit, the discharge control circuit turns the discharge switch on to electrically connect the fuel cell stack to the first electrical resistor for discharge, to thereby discharge the fuel cell stack, andwherein a power supply of the discharge control circuit is comprised of the fuel ...

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12-01-2017 дата публикации

DRIVING CONTROL METHOD AND SYSTEM OF FUEL CELL VEHICLE

Номер: US20170008420A1
Автор: KIM Seon Hak
Принадлежит:

A driving control method and system for a fuel cell vehicle are provided. The driving control method includes monitoring, by a vehicle controller, information regarding vehicle conditions and entering a minimum driving mode when the monitored vehicle conditions meet minimum-driving-mode entry conditions. A temperature of a fuel cell stack detected and then adjusted when the determined temperature of the fuel cell stack is different from a preset target stack temperature value, to match the temperature of the fuel cell stack with the preset target stack temperature. 1. A driving control method for a fuel cell vehicle , comprising:monitoring, by a vehicle controller, information regarding vehicle conditions;entering, by the vehicle controller, a minimum driving mode when the monitored vehicle conditions meet minimum-driving-mode entry conditions, and determining, by the vehicle controller, a temperature of a fuel cell stack; andadjusting, by the vehicle controller, the temperature of the fuel cell stack, when the determined temperature of the fuel cell stack is different from a preset target stack temperature value, to match the temperature of the fuel cell stack with the preset target stack temperature.2. The driving control method according to claim 1 , wherein the temperature adjustment includes:interrupting, by the vehicle controller, coolant flowing from a radiator to the fuel cell stack when the temperature of the fuel cell stack is less than the preset target stack temperature value.3. The driving control method according to claim 1 , wherein the temperature adjustment includes:maintaining, by the vehicle controller, a revolutions per minute (RPM) of a cooling pump at a preset RPM value when the temperature of the fuel cell stack is less than the preset target stack temperature value.4. The driving control method according to claim 1 , wherein the temperature adjustment includes:increasing, by the vehicle controller, a revolutions per minute (RPM) of a cooling ...

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08-01-2015 дата публикации

FUEL CELL SYSTEM

Номер: US20150010785A1
Автор: Ogawa Tetsuya
Принадлежит: HONDA MOTOR CO., LTD.

A fuel cell system includes a fuel cell module for generating electrical energy by electrochemical reactions of a fuel gas and an oxygen-containing gas, a condenser for condensing water vapor in an exhaust gas discharged from the fuel cell module by heat exchange between the exhaust gas and a coolant to collect the condensed water and supplying the collected condensed water to the fuel cell module. The condenser includes an air cooling condensing mechanism using the oxygen-containing gas as the coolant. The air cooling condensing mechanism includes a secondary battery for inducing endothermic reaction during charging and inducing exothermic reaction during discharging. 1. A fuel cell system comprising:a fuel cell module for generating electrical energy by electrochemical reactions of a fuel gas and an oxygen-containing gas;a condenser for condensing water vapor in an exhaust gas discharged from the fuel cell module by heat exchange between the exhaust gas and a coolant to collect the condensed water and supplying the collected condensed water to the fuel cell module; anda control device,wherein the condenser includes an air cooling condensing mechanism using the oxygen-containing gas as the coolant;the air cooling condensing mechanism includes a secondary battery for inducing endothermic reaction during charging and inducing exothermic reaction during discharging; andthe control device implements control to use the exhaust gas as a heat medium during charging, and use the oxygen-containing gas as the coolant during discharging to keep a temperature of the secondary battery in a chargeable and dischargeable state.2. The fuel cell system according to claim 1 , further comprising a hot water storage unit for storing hot water claim 1 , wherein the condenser includes a water cooling condensing mechanism using hot water stored in the hot water storage unit as the coolant.3. The fuel cell system according to claim 1 , wherein the secondary battery is a molten salt ...

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27-01-2022 дата публикации

Electric Machine With Interchangeable Power Modules

Номер: US20220024324A1
Принадлежит: Caterpillar Inc

An electric machine and method for powering the electric machine using interchangeable power modules that are configured to be interchangeably placed within power bays of the electric machine is disclosed. The electric machine includes an electrical module that is configured to receive power from one or more of the power modules placed in the power bays and transform, such as from DC to multi-phase alternating current (AC), and provide the power to one or more motors of the electric machine. The power modules may be of the same dimensions, same electrical interfaces, and/or same power output (e.g., type, magnitude) as each other to enable the interchangeability of the power modules. The power modules may be ones that generate power or ones that store energy. In some cases, the generating power modules may charge the energy storage power modules, while the energy storage power modules power the electric machine.

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08-01-2015 дата публикации

Emergency air port and fuel cell system having the same

Номер: US20150010836A1
Принадлежит: Hyundai Motor Co

An air cell system provided with emergency air port and an emergency air port is provided. In particular, an emergency port plate is provided between a suction block valve and a blower along air suction line of a fuel cell system or between a humidifier along an air suction line and a discharge block valve along an air discharge line and a wire is connected to the emergency port plate accordingly. Additionally, an operating assembly which enables the air suction line or the air discharge line to be in fluid communication with an external environment by pulling a wire to brake the emergency port plate when the suction block valve or the discharge block valve is not operating properly is also provided to provide a failsafe system for valve failure.

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08-01-2015 дата публикации

ELECTRODE ASSEMBLY FOR SOLID POLYMER FUEL CELL

Номер: US20150010846A1
Автор: Horibe Norifumi
Принадлежит: NISSAN MOTOR CO., LTD.

A membrane electrode assembly for a polymer electrolyte fuel cell has a laminate having a polymer electrolyte membrane with catalyst layers on both sides, gas diffusion layers that hold the polymer electrolyte membrane between the gas diffusion layers, and a first plastic film that covers a rim portion of the polymer electrolyte membrane, the catalyst layers and the gas diffusion layers, metal porous bodies disposed on both entire faces of the laminate, and a second plastic film that further covers a rim portion of the laminate and the metal porous bodies that are laminated together. Rim portions of the metal porous bodies are held between the first plastic film and the second plastic film. 1. A membrane electrode assembly for a polymer electrolyte fuel cell , comprising:a laminate comprising a polymer electrolyte membrane with catalyst layers on both sides, gas diffusion layers that hold the polymer electrolyte membrane between the gas diffusion layers, and a first plastic film that covers a rim portion of the polymer electrolyte membrane, the catalyst layers and the gas diffusion layers;metal porous bodies disposed on both entire faces of the laminate; anda second plastic film that further covers a rim portion of the laminate and the metal porous bodies that are laminated together,wherein rim portions of the metal porous bodies are held between the first plastic film and the second plastic film.2. The membrane electrode assembly for the polymer electrolyte fuel cell according to claim 1 , further comprising an adhesive layer that is interposed between the metal porous bodies and the first and second plastic films.3. The membrane electrode assembly for the polymer electrolyte fuel cell according to claim 1 , further comprising an adhesive layer that is interposed between the first and second plastic films.4. The membrane electrode assembly for the polymer electrolyte fuel cell according to claim 1 , wherein the gas diffusion layers are microporous layers.5. A ...

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14-01-2021 дата публикации

ELECTRICITY PRODUCTION SYSTEM FOR AN AIRCRAFT, COMPRISING A FUEL CELL

Номер: US20210009280A1
Автор: POIRIER Didier
Принадлежит:

An electricity production system for an aircraft comprising a fuel cell, with an anode and a cathode, supplying an electric motor, a first feed pipe between the anode and a hydrogen source, a compressor, a second feed pipe between the inlet of the compressor and an oxygen source, a first transfer pipe between the outlet of the compressor and the cathode, a valve, an upstream pipe between the outlet of the compressor and the valve, a downstream pipe between the valve and an air outlet, and a controller which controls the position of the valve and the flow rate of the compressor. Such an electricity production system thus provides better control of the air flow supplied to the fuel cell on the basis of the electrical power required for the electric motor providing propulsion. 1. An electricity production system for an aircraft comprising an electric motor , a propeller driven in rotation by the electric motor , electrical conductors electrically supplying the electric motor , a hydrogen source and an oxygen source , wherein said electricity production system comprises:a fuel cell with an anode and a cathode, and in which the fuel cell is configured to electrically supply the electrical conductors,a first feed pipe fluidically connected to the anode and configured to be fluidically connected to the hydrogen source,an additional electric motor,a compressor whose rotating part is driven in rotation by the additional electric motor,a second feed pipe fluidically connected to an inlet of the compressor and configured to be fluidically connected to the oxygen source,a first transfer pipe fluidically connected between an outlet of the compressor and the cathode,a valve configured to assume different positions between an open position and a closed position,an upstream pipe fluidically connected between the outlet of the compressor and the valve,a downstream pipe fluidically connected between the valve and an air outlet, anda controller configured to control a position of the ...

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27-01-2022 дата публикации

Ejector and fuel cell system including the same

Номер: US20220025908A1
Принадлежит: Aisan Industry Co Ltd, Toyota Motor Corp

An ejector having a nozzle for jetting a hydrogen gas (working fluid), wherein the nozzle includes an inner nozzle and an outer nozzle, both the nozzles are disposed to encompass an axis of a diffuser, an axis of the inner nozzle or an axis of the outer nozzle is arranged to align with the axis, an inner jet hole through which the hydrogen gas flows is formed in the inner nozzle, an outer jet hole having a ring-shaped cross section through which the hydrogen gas flows is provided between the inner nozzle and the outer nozzle, the outer jet hole when a main body casing is horizontally disposed includes an upper hole portion above the axis and a lower hole portion under the axis, and the inner nozzle and the outer nozzle are mutually eccentrically disposed so that the lower hole portion is narrower than the upper hole portion.

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09-01-2020 дата публикации

FUEL CELL SYSTEM

Номер: US20200009960A1
Автор: Wakatsuki Kazutoshi
Принадлежит:

A pipe of a fuel cell system includes a pipe, one end side of which is connected to a fuel cell stack, and another end side of which is positioned adjacent to a vehicle structural component, through which water, and discharge air of a product that contains water vapor, which are produced by the fuel cell stack, flow; and a spray portion that is provided on the other end side of the pipe, and that sprays the water and the discharge air flowing through the pipe onto the vehicle structural component. 1. A fuel cell system comprising:a pipe, one end side of which is connected to a fuel cell stack, and another end side of which is positioned adjacent to a vehicle structural component, through which water, and discharge air of a product that contains water vapor, which are produced by the fuel cell stack, flow; anda spray portion that is provided on the other end side of the pipe, and that sprays the water and the discharge air flowing through the pipe onto the vehicle structural component.2. The fuel cell system according to claim 1 , wherein the vehicle structural component is a heat exchanger that is provided at a front portion of a vehicle.3. The fuel cell system according to claim 1 , wherein the vehicle structural component is a camera that is provided at a front portion of a vehicle.4. A fuel cell system comprising:a retention tank in which water, and discharge air of a product that contains water vapor, which are produced by a fuel cell stack, are retained;a liquid feeder pipe, one end side of which is connected to the retention tank, and another end side of which is positioned adjacent to a vehicle structural component, through which water from inside the retention tank flows;a spray portion that is provided on the other end side of the liquid feeder pipe, and that sprays the water flowing through the liquid feeder pipe onto the vehicle structural component;an exhaust pipe that expels the discharge air from inside the retention tank; anda valve that opens and ...

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14-01-2016 дата публикации

HEATING DEVICE

Номер: US20160010893A1
Принадлежит: CORETRONIC CORPORATION

A heating device including a heating unit, a temperature sensing module, a control unit, and a hydrogen generating unit having a first tank, a second tank, and a driving element is provided. The first tank contains a liquid reactant. The second tank contains a solid reactant. The driving element is connected between the first tank and the second tank, drives the liquid reactant to move from the first tank to the second tank, such that the liquid reactant reacts with the solid reactant to generate hydrogen. The heating unit is connected to the hydrogen generating unit and includes a catalyst layer. At least a part of hydrogen moves from the second tank to the heating unit and contacts the catalyst layer to react to generate heat energy. The control unit is electrically connected to the driving element, and controls the driving element according to a temperature of the heating device. 1. A heating device , comprising:a hydrogen generating unit, comprising a first tank, a second tank, and a driving element, wherein the first tank contains a liquid reactant, the second tank contains a solid reactant, and the driving element is connected to the first tank and the second tank, and is configured to drive the liquid reactant to move from the first tank to the second tank, such that the liquid reactant reacts with the solid reactant to generate hydrogen;a heating unit, connected to the hydrogen generating unit and comprising a catalyst layer, wherein at least a part of the hydrogen moves from the second tank to the heating unit and contacts the catalyst layer to react to generate heat energy;a temperature sensing module, configured to sense at least one temperature of the heating device; anda control unit, electrically connected to the driving element and the temperature sensing module, and controlling the driving element according to the at least one temperature of the heating device.2. The heating device as claimed in claim 1 , wherein the control unit turns on or turns ...

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12-01-2017 дата публикации

Integrated recirculating fuel cell system

Номер: US20170012304A1
Принадлежит: Altergy Systems Inc

A fuel cell containment system wherein fan exhaust is ducted in a manner that directs the flow of air into or from hydrogen storage system or other fuel cell component housing, creating an active ventilation of the storage system. During standby operations, cooling air supporting the control electronics may be ducted into the hydrogen storage system likewise creating an active ventilation of the hydrogen storage system.

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12-01-2017 дата публикации

FUEL CELL SYSTEM

Номер: US20170012305A1
Принадлежит: NISSAN MOTOR CO., LTD.

A fuel cell system includes a fuel cell for generating electrical power upon being supplied with anode gas and cathode gas. The fuel cell system includes a wetness control state determination unit that determines whether or not a wetness control of controlling a degree of wetness of an electrolyte membrane of the fuel cell is normally executed, a combined capacitance calculation unit that calculates a combined capacitance of the fuel cell, and an anode gas concentration control unit that determines the occurrence of decrease in an anode gas concentration in the fuel cell or executes a control for increasing the anode gas concentration if the combined capacitance of the fuel cell is smaller than a predetermined value when the wetness control is determined to be normally executed. 1. A fuel cell system with a fuel cell for generating electrical power upon being supplied with anode gas and cathode gas , comprising:a wetness control state determination unit configured to determine whether or not a wetness control of controlling a degree of wetness of an electrolyte membrane of the fuel cell is normally executed;a combined capacitance calculation unit configured to calculate a combined capacitance of the fuel cell; andan anode gas concentration control unit configured to determine that an anode gas concentration in the fuel cell has decreased or execute a control for increasing the anode gas concentration if the combined capacitance of the fuel cell is smaller than a predetermined value when the wetness control is determined to be normally executed.2. The fuel cell system according to claim 1 , further comprising:an output control unit configured to control an output of the fuel cell such that an output current and an output voltage of the fuel cell have alternating-current signals with a predetermined frequency; andan impedance calculation unit configured to calculate an internal impedance of the fuel cell on the basis of the output current and the output voltage of the ...

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12-01-2017 дата публикации

COOLING SYSTEM AND OPERATING METHOD OF COOLING SYSTEM

Номер: US20170012310A1
Принадлежит:

A cooling system of a vehicle having a fuel cell stack includes a pump for circulating a coolant in a coolant line passing through the fuel cell stack, a heater disposed on the coolant line for heating the coolant by electric power supplied by a drive motor of the vehicle, and a controller for operating the heater by a surplus electric power generated by the drive motor when a heat generation amount of the fuel cell stack is less than a first threshold value and a rotation speed of the pump is above a second threshold value, and for turning off the heater when the heat generation amount of the fuel cell stack is less than the first threshold value and the rotation speed of the pump is less than the second threshold value. 1. A cooling system of a vehicle having a fuel cell stack , comprising:a pump for circulating a coolant in a coolant line passing through the fuel cell stack;a heater disposed on the coolant line for heating the coolant by electric power supplied by a drive motor of the vehicle; anda controller for operating the heater by a surplus electric power generated by the drive motor when a heat generation amount of the fuel cell stack is less than a first threshold value and a rotation speed of the pump is above a second threshold value, and for turning off the heater when the heat generation amount of the fuel cell stack is less than the first threshold value and the rotation speed of the pump is less than the second threshold value.2. The cooling system of claim 1 , further comprising a temperature sensor disposed on the coolant line for detecting a coolant temperature of the coolant claim 1 ,wherein the controller determines, based on the heat generation amount of the fuel cell stack and the coolant temperature, whether a feed-forward control is to be performed, the feed-forward control being a mode in which the rotation speed of the pump is controlled according to the heat generation amount of the fuel cell stack and an ambient temperature.3. The ...

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12-01-2017 дата публикации

Device and method for controlling starting fuel cell vehicle

Номер: US20170012311A1
Автор: Dong Jo Oh, Jong Hyun Lee
Принадлежит: Hyundai Motor Co

A method for controlling starting of a fuel cell vehicle is provided. The method includes measuring a time interval for stopping of a fuel cell and a cell average voltage of the fuel cell when the fuel cell vehicle stops. A starting mode is then switched to a catalyst activating mode when the time interval exceeds a predetermined time or the cell average voltage is greater than a predetermined voltage. The cell average voltage is decreased to be less than the predetermined voltage and the fuel cell is started by supplying air to a cathode of the fuel cell.

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14-01-2016 дата публикации

MEMBRANE ELECTRODE ASSEMBLY AND MEMBRANE ELECTRODE ASSEMBLY MANUFACTURING METHOD

Номер: US20160013504A1
Принадлежит:

A membrane electrode assembly and a membrane electrode assembly manufacturing method suppress defective molding when a resin frame integrated with a peripheral edge of the membrane electrode assembly is molded. The membrane electrode assembly includes a polymer electrolyte membrane, a catalyst layer disposed on a surface of the polymer electrolyte membrane, and a gas diffusion layer disposed on a surface of the catalyst layer, the surface opposite to a surface on which the polymer electrolyte membrane is disposed, in which the gas diffusion layer includes corner portions which are chamfered such that the corner portions do not have an acute angle. 1. A membrane electrode assembly comprising:a polymer electrolyte membrane;a catalyst layer disposed on a surface of said polymer electrolyte membrane;a gas diffusion layer disposed on a surface of said catalyst layer, said surface opposite to a surface on which said polymer electrolyte membrane is disposed; andresin frame for reinforcement disposed on a peripheral edge of a stacked body in which said catalyst layer and said gas diffusion layer are stacked on said polymer electrolyte membrane, and integrated with said stacked body,wherein said gas diffusion layer includes a corner portion which is chamfered such that the corner portion does not have an acute angle by perpendicularly cutting the corner portion with respect to a surface direction of said gas diffusion layer.2. The membrane electrode assembly according to claim 1 , wherein said chamfered corner portion is formed of a corner portion having an obtuse angle or a corner portion having a curved surface.3. (canceled)4. The membrane electrode assembly according to claim 1 , wherein said gas diffusion layer is configured of a conductive porous base material made of metal.5. A membrane electrode assembly manufacturing method claim 1 , comprising:a step of stacking a catalyst layer on a surface of a polymer electrolyte membrane;a step of stacking a gas diffusion layer ...

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14-01-2016 дата публикации

FUEL SYSTEM USING REDOX FLOW BATTERY

Номер: US20160013507A1
Принадлежит: 24M Technologies, Inc.

An automotive or other power system including a flow cell, in which the stack that provides power is readily isolated from the storage vessels holding the cathode slurry and anode slurry (alternatively called “fuel”) is described. A method of use is also provided, in which the “fuel” tanks are removable and are separately charged in a charging station, and the charged fuel, plus tanks, are placed back in the vehicle or other power system, allowing fast refueling. The technology also provides a charging system in which discharged fuel is charged. The charged fuel can be placed into storage tanks at the power source or returned to the vehicle. In some embodiments, the charged fuel in the storage tanks can be used at a later date. The charged fuel can be transported or stored for use in a different place or time. 1134-. (canceled)135. A bipolar electrochemical cell , comprising:a terminal anode current collector;a first ion-permeable membrane spaced from the terminal anode current collector and at least partially defining a first anode;a bipolar electrode spaced from the first ion-permeable membrane and at least partially defining a first cathode between the first ion-permeable membrane and a first surface of the bipolar current collector;a second ion-permeable membrane spaced from the bipolar current collector and at least partially defining a second anode between the second ion-permeable membrane and a second surface of the bipolar current collector; anda terminal cathode current collector spaced from the second ion-permeable membrane and at least partially defining a second cathode between the terminal cathode current collector and the second ion-permeable membrane,wherein at least one of the first anode, the second anode, the first cathode, and the second cathode includes a semi-solid or condensed liquid ion-storing redox composition, the semi-solid or condensed liquid ion-storing redox composition including a conductive additive and an ion-storing solid phase, ...

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10-01-2019 дата публикации

APPARATUS AND METHOD FOR DISCHARGING RESIDUAL ELECTRIC ENERGY OF FUEL CELL

Номер: US20190013535A1
Принадлежит:

An apparatus and a method for discharging a residual electric energy of a fuel cell can rapidly discharge and remove a residual electric energy of a fuel cell for safety after the fuel cell is operated or when a collision is detected. The apparatus for discharging the residual electric energy of the fuel cell includes: a discharge relay connected with a fuel cell and turned on when starting or stopping a vehicle or a collision detecting sensor detects a collision; and a non-linear protecting element connected with the discharge relay in order to discharge a residual electric energy from the fuel cell. 15-. (canceled)6. A method of discharging a residual electric energy of a fuel cell , comprising:determining whether a residual electric energy discharging condition of a fuel cell is satisfied;when the residual electric energy discharging condition of the fuel cell is satisfied, turning on the fuel cell and a discharge relay, wherein the fuel cell and a non-linear protecting element are arranged in a closed circuit; anddischarging the residual electric energy of the fuel cell through the non-linear protecting element via the discharge relay.wherein the residual electric energy discharging condition includes:1) a case where rapid discharging for preventing an overvoltage of a cell of the fuel cell from being formed is necessary according to a determination of a fuel cell control unit immediately after a vehicle starts;2) a case where starting of a vehicle is stopped;3) a case where an airbag explosion signal is generated when the vehicle collides; and4) a case where insulating resistance of the vehicle by a collision, flooding, insulating, aging or a dielectric breakdown of a high-voltage component is decreased to a reference level or lower during operation of the vehicle.7. The method of claim 6 , wherein the non-linear protecting element is selected from the group consisting of: a Gas Discharging Tube (GDT) claim 6 , a Metal Oxide Varistor (MOV) claim 6 , and a ...

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14-01-2021 дата публикации

Gas supply system for fuel cell vehicle

Номер: US20210013527A1
Принадлежит: Dalian University of Technology

A gas supply system, including: a hydrogen cylinder, a depressurizing solenoid valve, a multi-purpose compressor, pressure sensors, and a control system. The hydrogen cylinder is provided thereon with the depressurizing solenoid valve or is connected to the depressurizing solenoid valve via a first pipeline. An outlet of the depressurizing solenoid valve is connected to a hydrogen inlet of the multi-purpose compressor. Air is sucked into the multi-purpose compressor and compressed therein, and compressed air is directly used for a cathode of a fuel cell stack. A first pressure sensor is arranged at the second pipeline between the depressurizing solenoid valve and the multi-purpose compressor, and a second pressure sensor is arranged at the third pipeline which is configured for discharging the compressed gas. The control system is in electrical connection with the depressurizing solenoid valve, the first pressure sensor, the second pressure sensor, and the multi-purpose compressor.

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14-01-2021 дата публикации

FUEL CELL

Номер: US20210013528A1
Принадлежит:

A fuel cell including an electrochemical reactor; a cooling circuit; a controller; a coolant circuit; a first temperature sensor; and a second temperature sensor. The cooling circuit includes a cooling pipe, a water pump, a radiator, a heater, and a thermostatic three-way valve. The cooling circuit is configured to cool the electrochemical reactor. The controller is configured to control operations of the electrochemical reactor and the cooling circuit. The cooling pipe includes a first water inlet and a first water outlet; and the coolant circuit is disposed between the first water inlet and the first water outlet. The first temperature sensor is disposed at the first water inlet. The second temperature sensor is disposed at the first water outlet. The first temperature sensor and the second temperature sensor are configured to detect and transmit temperature data of a coolant in the cooling pipe to the controller. 2. The device of claim 1 , wherein the water pump comprises a second water inlet and a second water outlet; the radiator comprises a third water inlet and a third water outlet; the thermostatic three-way valve comprises a first inlet claim 1 , a second inlet claim 1 , and an outlet; the first water outlet is connected to the second water inlet; the second water outlet is connected to the third water inlet; the third water outlet is connected to the first inlet; the second inlet is connected to the second water outlet; the heater comprises a first end connected to the outlet of the thermostatic three-way valve claim 1 , and a second end connected to the first water inlet.3. The device of claim 1 , wherein the coolant circuit comprises a deionization filter claim 1 , an expansion tank and a pressure sensor; the deionization filter comprises a first end connected to the expansion tank and a second end connected to the second water inlet; and the pressure sensor is disposed in the cooling circuit to sense a hydraulic pressure of the coolant.4. The device of ...

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14-01-2021 дата публикации

Method of predicting life of membrane electrode assembly of fuel cell for electric power generation

Номер: US20210013530A1

A method of predicting a life of a membrane electrode assembly (MEA) of a fuel cell for electric power generation includes: deriving an operating condition for accelerated degradation, which is applicable to the fuel cell; operating the fuel cell for a specific time under the derived operating condition for accelerated degradation and under a normal operating condition, and identifying the degree of degradation of the fuel cell under each of the operating conditions; calculating an acceleration multiple based on the degree of degradation identified under the operating condition for accelerated degradation and under the normal operating condition; and predicting the life of the membrane electrode assembly based on the acceleration multiple.

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14-01-2021 дата публикации

Systems and Methods for the Production and Use of Both Hydrogen and Electricity

Номер: US20210013531A1
Принадлежит:

Systems and methods for the production and use of both hydrogen and electricity. Embodiments of the disclosure include preparing processed hydrogen gas and regulated electricity from an energy source, and use of the gas and electricity in applications such as fuel cell electric vehicles and diesel supplementation. 1. A system for powering a vehicle , which comprises:a battery capable of simultaneously producing hydrogen gas and electricity;a gas flow conduit configured to receive and convey a gas stream comprising hydrogen gas produced by the battery;one or a series of two or more downstream gas processing components, in fluid communication with the gas flow conduit, configured to adjust the properties or flow of the gas stream and to output a processed hydrogen gas stream; andone or a series of two or more power converters configured to receive electricity produced by the battery and to output regulated electricity;wherein the system is positioned on-board the vehicle.2. The system of claim 1 , wherein one or more of the downstream gas processing components are configured to purify hydrogen in the gas stream.3. The system of claim 2 , wherein the one or more downstream gas processing components configured to purify hydrogen in the gas stream are a cooling coil claim 2 , a molecular sieve claim 2 , a charcoal filter claim 2 , or any two or more of these.4. The system of any one of - claim 2 , wherein one or more of the downstream gas processing components are configured to adjust the pressure of the gas stream.5. The system of claim 4 , wherein the one or more downstream gas processing components configured to adjust the pressure of the gas stream are a pressure regulator claim 4 , a compressor claim 4 , or both a pressure regulator and compressor.6. The system of any one of - claim 4 , wherein one or more downstream gas processing components comprise a hydrogen mass flow regulator.7. The system of any one of - claim 4 , which further comprises a hydrogen gas ...

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14-01-2021 дата публикации

Fuel cell stack

Номер: US20210013532A1
Автор: Joon Guen Park
Принадлежит: Hyundai Motor Co, Kia Motors Corp

A fuel cell stack includes a reaction layer having a MEA, an anode separator having a gas channel formed at a first side facing the reaction layer and through which a first reactant gas flows, and a cooling channel formed at a second side and through which a coolant flows. The anode separator abuts the reaction layer. A cathode separator abuts anode separator so that a first side of the cathode separator covers the cooling channel. A porous structural unit has a partition wall protruding from the second side of the cathode separator and has a flow path for a second reactant gas to minimize a cooling temperature deviation and improve operational efficiency.

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14-01-2021 дата публикации

CLAMPING SYSTEM FOR FUEL CELL STACK, AND FUEL CELL SYSTEM COMPRISING SUCH A CLAMPING SYSTEM

Номер: US20210013537A1
Принадлежит:

A fuel cell system comprises a clamping system for a fuel cell stack, the clamping system including a plurality of disc springs. The disc springs are connected together in a bonded and/or force-fitting manner on a plane perpendicular to an axis of rotational symmetry running through the center of the circle described by the disc. 1. A clamping system for a fuel cell stack , comprising:a plurality of disk springs, wherein the disk springs are connected to one another in a disk plane by a bonded and/or force-fitting connection.2. The clamping system according to claim 1 , wherein the connection between adjacent disk springs takes the form of a web claim 1 , as a flat claim 1 , full-surface claim 1 , or integrally one-piece connection.3. The clamping system according to claim 1 , wherein the plurality of disk springs are produced by being stamped out of a piece of material or by molding of a piece of material.4. The clamping system according to claim 1 , wherein each disk spring is connected to four to six adjacent disk springs.5. The clamping system according to claim 1 , comprising at least two layers of plural disk springs claim 1 , the at least two layers arranged one above the other.6. The clamping system according to claim 5 , wherein the layers are arranged in relation to one another in such a way that the disk springs of layers arranged one above the other are aligned congruently.7. The clamping system according to claim 6 , wherein the disk springs of layers arranged one above the other are aligned at least partially unidirectionally.8. The clamping system according to claim 1 , wherein the disk springs have a conical shape or a spherical-segment shape.9. A fuel cell stack comprising a clamping system claim 1 , the clamping system including:a plurality of disk springs, wherein the disk springs are connected to one another in a disk plane by a bonded and/or force-fitting connection.10. The clamping system according to claim 4 , wherein the disk springs are ...

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14-01-2021 дата публикации

ARRAY FRAME DESIGN FOR ELECTRIFIED VEHICLE BATTERY ARRAYS

Номер: US20210013561A1
Принадлежит:

A battery array frame according to an exemplary aspect of the present disclosure includes, among other things, a frame body, and a thermal fin including a body embedded in the frame body and a leg that extends outside of the frame body. The thermal fin is flexible between a first position in which the leg is spaced farther from a surface of the frame body and a second position in which the leg is spaced closer to the surface of the frame body. 1. A battery array , comprising:a cooling plate; anda battery array frame positioned adjacent to the cooling plate and including a plastic array frame body and a metallic thermal fin,wherein a leg of the metallic thermal fin is flexible relative to the plastic array frame body,wherein the leg extends between a first surface of the plastic array frame body and a second surface of the cooling plate.2. The battery array as recited in claim 1 , wherein the leg extends beneath a bottom surface of the plastic array frame body and above a top surface of the cooling plate.3. The battery array as recited in claim 1 , comprising a thermal interface material disposed between the leg and the cooling plate.4. The battery array as recited in claim 1 , wherein the leg extends transversely from a body of the metallic thermal fin.5. The battery array as recited in claim 4 , wherein the body of the metallic thermal fin is embedded within the plastic array frame body claim 4 , and the leg extends to a location that is outside of the plastic array frame body.6. The battery array as recited in claim 1 , wherein at least two battery cells are held within the battery array frame.7. The battery array as recited in claim 1 , wherein the metallic thermal fin is an aluminum thermal fin.8. The battery array as recited in claim 1 , wherein the plastic array frame body is a unitary plastic structure that includes a top surface claim 1 , a bottom surface claim 1 , and a pair of frame arms that connect between the top surface and the bottom surface.9. The ...

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09-01-2020 дата публикации

FUEL CELL SEPARATOR MEMBER AND FUEL CELL STACK

Номер: US20200014041A1
Принадлежит:

In a coolant inlet bridge section of a fuel cell separator member constituting a component of a fuel cell stack, as viewed in plan from a separator thickness direction, a first projection forming a first communication passage that communicates with a coolant supply passage extends in a manner so as to intersect with a second communication passage bead section, and a second projection forming a second communication passage configured to enable mutual communication between the first communication passage and a coolant flow field extends in a manner so as to intersect with a first communication passage bead section. 1. A fuel cell separator member comprising a first separator and a second separator which are made of metal and stacked on each other , and in which there are formed:a coolant flow field provided between the first separator and the second separator;a coolant passage that penetrates in a separator thickness direction; anda bridge section configured to enable mutual communication between the coolant flow field and the coolant passage;wherein a first bead seal configured to prevent fluid leakage and which projects in an opposite direction to the second separator from a surface of the first separator in a surrounding manner to the coolant passage, is formed in the first separator;a second bead seal configured to prevent fluid leakage and which projects in an opposite direction to the first separator from a surface of the second separator in a surrounding manner to the coolant passage, is formed in the second separator; andthe fuel cell separator member is stacked on a membrane electrode assembly and a compressive load is applied thereto in a stacking direction;wherein the bridge section includes:a first projection formed in a spaced apart manner with respect to the first bead seal, and which projects in an opposite direction to the second separator from the surface of the first separator, and forms a first communication passage communicating with the coolant ...

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09-01-2020 дата публикации

METHOD AND DEVICE FOR GENERATING ELECTRIC ENERGY

Номер: US20200014044A1
Принадлежит: DIEHL AEROSPACE GMBH

The invention relates to a method of generating electrical energy by means of a fuel cell system operated with reformate gas, having the following steps: 1. A method of generating electrical energy by means of a fuel cell system operated with reformate gas , comprising:providing a fuel cell system having a first reactor for conversion of a fuel to a first fuel gas and a second reactor connected downstream of the first reactor, where the second reactor forms a fuel cell for generation of electrical energy with formation of a cathode offgas and an anode offgas, and where at least the second reactor is surrounded by a protective housing,{'sub': 2', '2', '2', '2, 'providing a gas separation unit with which at least one of the gases CO, Nand/or a partial gas mixture comprising COand Nis separable from the first fuel gas or a further gas mixture formed therefrom,'}feeding at least a portion of the first fuel gas or of the further gas mixture formed therefrom to the gas separation unit,{'sub': 2', '2, 'separating the gases Nor COor the partial gas mixture from the first fuel gas or the further gas mixture,'}{'sub': 2', '2, 'feeding the gases Nor COseparated or the partial gas mixture separated as inert gas into the protective housing and'}{'sub': '2', 'feeding an H-enriched tail gas formed in the gas separation unit as second fuel gas for operation of the fuel cell or a further fuel cell.'}2. The method as claimed in claim 1 , wherein the gas separated off by the gas separation unit is Hand it is used as a second fuel gas for operation of the fuel cell or the further fuel cell.3. The method as claimed in claim 1 , wherein a proportion of CO in the first fuel gas is reduced by means of a third reactor designed as a water-gas shift stage and connected downstream of the first reactor and/or of a fourth reactor configured as a PrOx stage.4. The method as claimed in claim 1 , wherein the cathode offgas and/or anode offgas is supplied at least partly as further gas mixture to ...

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