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656
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Última actualización
18/06/2025 [06:50:00]
Resultados 525 a 550 de 656
Resumen de: WO2025112580A1
The present application relates to a startup control method and apparatus for a fuel cell system, an electronic device and a medium, which are applied to the technical field of fuel cells. The method comprises: introducing hydrogen and air into a cell stack; setting the load current as a first current value, and measuring the single-cell voltage value of the cell stack; if the single-cell voltage value is greater than or equal to a first voltage value and less than or equal to a second voltage value, starting a fuel cell system; if the single-cell voltage value is greater than the second voltage value, increasing the load current, and returning to measure the single-cell voltage value of the cell stack; if the single-cell voltage value is less than the first voltage value, decreasing the load current; if the decreased load current is greater than a second current value, measuring the single-cell voltage value of the cell stack, and, if the single-cell voltage value is greater than or equal to the first voltage value, returning to set the load current as the first current value after the fuel cell system runs for a period of time at the decreased load current; and if a duration in which the decreased load current is less than or equal to the second current value and the single-cell voltage value is less than the first voltage value is longer than a preset period of time, stopping startup. The present application can prolong the service life of fuel cell systems.
Resumen de: WO2025111640A1
A polymer electrolyte membrane (PEM) electrolyser or fuel cell system for the extraction of hydrogen, the electrolyser or fuel cell system comprising first and second end plate assemblies provided at longitudinal and opposed ends of the electrolyser or fuel cell system with an electrolyser stack positioned between the first and second end plate assemblies; the electrolyser stack comprising a plurality of electrolyser cells wherein each cell comprises bi-polar contact plates separated by a catalyst-coated membrane or catalyst coated electrodes and wherein the electrolyser stack is located between a pair of current collectors; wherein each of said current collectors is arranged adjacent said first and second end plate assemblies respectively with a compression arrangement being located at each end of the fuel cell stack to apply a compressive force on each of the current collectors thereby clamping the plurality of bi-polar contact plates and the plurality of catalyst-coated membranes and/or catalyst coated electrodes therebetween to apply uniform pressure across the bi-polar contact plates, wherein the compression arrangement is further configured to be adjustable to vary contact pressure between the plurality of bi-polar contact plates.
Resumen de: WO2025111639A1
The invention relates to a first reaction vessel comprising: a first electrode; a first reaction mix comprising: a carbon source in an amount of between 50% to 99.9% (w/w); a conductivity agent in an amount of between 0.1% to 20% (w/w); water; wherein the first reaction mix has a moisture content of between 25% to 90% (w/w); wherein the first reaction mix is activated by an activation mix, wherein the activation mix comprises: a basic solution with a pH of at least 7; wherein the activated first reaction mix has a moisture content of less than about 80% (w/w); wherein the activated first reaction mix produces hydrogen gas at a rate of at least 100 mL per hour per 2 mL of the activated first reaction mix.
Resumen de: US2024429406A1
Proposed is a double-layer separator composed of polypropylene (PP) and cellulose acetate (CA), wherein a PP film is coated with a CA mixed solution containing a plasticizer, thus forming pores in a CA film through water pressure treatment. When the separator is applied as a separator for a battery, the thermal stability and mechanical stability of the separator enable a battery having thermal stability and long-term usability to be implemented.
Resumen de: MX2024013492A
An apparatus having an air consuming mechanism therein. The apparatus has a housing having an air consuming mechanism such as a fuel cell mounted therein. At least one blower assembly is in fluid communication with an air intake and supplies air to the air consuming mechanism. The blower intake has a filter, such as an N95 filter. The blower and filter have attachment structures adapted to releasably engage with each other.
Resumen de: CN119497791A
The invention relates to a gas compression system (100) having a compressor (1) for compressing hydrogen gas, at least one recovery device (10) for recovering hydrogen gas escaping from the compressor (1) as leakage gas during compression, and a leakage gas return line (30), the invention relates to a gas compression system (100) having a leakage gas return line (4) which is designed to return leakage gas (2) recovered by at least one recovery device (10) into a position (5) upstream of a compressor (1) in the gas compression system (100) and/or into a suction line (3a) of a compressor stage (5a) of the compressor (1), the compressor (1) having a leakage gas discharge line (4) for discharging the leakage gas (2) from the compressor (1), wherein each recovery device (10) can be fluidly connected to a leak gas discharge line (4) and a leak gas return line (30) and each recovery device has at least one metal hydride tank (11a) which is thermally coupled to a respective heat exchanger (12a), and wherein each metal hydride tank (11a) has at least one hydride-forming metal alloy (15a), when heat is supplied or dissipated through the corresponding heat exchanger (12a), the hydride forms a metal alloy (15a) for cyclic release or absorption of the leaked gas (2). Wherein each recovery device (10) is designed to increase the leakage gas pressure (pL) in the leakage gas discharge line (4) at least to the pressure (p) in the location (5) of the gas compression system (100) and/or at leas
Resumen de: JP2025085155A
【課題】低湿度環境における発電性能、及び／又は、高電位耐久性に優れた燃料電池及び燃料電池システムを提供すること。【解決手段】燃料電池は、カソード触媒として、酸化スズ系粒子からなる第１担体の表面に第１触媒粒子が担持された第１電極触媒と、カーボン粒子からなる第２担体の表面に第２触媒粒子が担持された第２電極触媒とを含み、カソード流路の上流側領域に含まれる第１電極触媒の含有量は、カソード流路の下流側領域に含まれるそれより多い。燃料電池システムは、このような燃料電池と、燃料ガスを供給するためのアノードガス供給装置と、酸化剤ガスを供給するためのカソードガス供給装置と、アノード流路を空気でパージするためのパージ装置とを備えている。アノード流路及びカソード流路は、対向流構造又は平行流構造を備え、パージ装置は、燃料ガスとは反対方向又は同一方向に空気を供給する装置を備えている。【選択図】図１
Resumen de: JP2025085545A
【課題】 複数の電池セル２を積層して成る電池スタックの、冷却風を流入口３から各セル間に形成されたセル間流路５へ分岐して流通させる形式の冷却用装置１に於いて、各セル間流路５の入口付近に滞留する埃や異物を除去する。【解決手段】 電池スタックの冷却用装置では、電池スタックの使用中に於いては、電池スタック内へ冷却風を流入させる流入口３からセル間流路５を経て流出口４から流出させ、電池スタックの使用停止時に於いて、冷却風を流入口からセル間流路を迂回して流出口へ接続した迂回流路７を通過させてからセル間流路５を流出口４側から流入口３側へ流通させて排出口６から排出するように、流入口からセル間流路への分岐前の接続流路と排出口とのうちの一方を選択的に閉鎖する流入口側切換弁８と、流出口に接続された迂回流路の出口端と流出口とのうちの一方を選択的に閉鎖する流出口側切換弁９とが設けられる。【選択図】 図１
Resumen de: JP2025085115A
【課題】燃料電池ユニットに対して十分な量の水素ガス（第２の気体）を継続して供給可能とする。【解決手段】制御部２３が、電子膨張弁１３ａ，１３ｂおよび四方弁１４を制御して、いずれかの熱交換器１２を温熱源としての凝縮器として機能させ、かつ他のいずれかの熱交換器１２を冷熱源としての蒸発器として機能させると共に、ファン１５ａ～１５ｃを制御して、水素ガスＧを放出させるキャニスターＣに向けて凝縮器において熱交換させた空気を流動させてそのキャニスターＣを加熱し、かつ水素ガスＧを流入させるキャニスターＣに向けて蒸発器において熱交換させた空気を流動させてそのキャニスターＣを冷却すると共に、さらに他のいずれかの熱交換器１２からの空気の流動量を凝縮器および蒸発器として機能させる２つの熱交換器１２，１２からの空気の流動量よりも低下させる処理を、開閉弁２１ａ～２１ｃ，２２ａ～２２ｃの制御態様に対応させて実行する。【選択図】図１
Resumen de: US2024254303A1
A novel or improved base film for impregnation, impregnated base film, product incorporating the impregnated base film, and/or related methods as shown, claimed or described herein.
Resumen de: JP2025085346A
【課題】合計充填時間を精度よく予測することができる技術を提供する。【解決手段】水素ステーションに待機している１台以上の燃料電池車両に水素を充填するのに要する合計充填時間を予測する予測システムは、少なくとも一つの制御装置を備えている。少なくとも一つの制御装置は、水素ステーションに設置された蓄圧器の圧力を取得する処理と、水素ステーションに待機している１台以上の燃料電池車両を撮像した撮像画像を取得する処理と、水素ステーションの設置場所における外気温を取得する処理と、撮像画像を処理して、撮像画像中に存在する１台以上の燃料電池車両のそれぞれについて、その車種を特定するとともに、特定した車種、外気温、及び、圧力に基づいて、当該燃料電池車両への水素の充填時間を算出する処理と、１台以上の燃料電池車両のそれぞれについて算出した充填時間を合計して、合計充填時間を算出する処理と、を実行する。【選択図】図２
Resumen de: WO2024153574A1
The present invention relates to a cell stack unit (20) for a redox flow battery, comprising a plurality of battery core stacks (12), each in turn comprising a plurality of battery cells, which are stacked along a stacking direction (S) to form at least one cell column (10) and are connected within the at least one cell column (10) by connection elements (14) which are provided between pairs of core stacks (12), wherein the battery cells are adapted to produce electrical power by means of a redox reaction of two energy storing electrolyte solutions, a rack (22) extending on both sides of the at least one cell column (10) with respect to the stacking direction (S), wherein at least one first end plate (16a) is provided to the rack (22), which is arranged to support the at least one cell column (10) on a first end with respect to the stacking direction (S), a tensioning system (30) provided to the rack (22), which is adapted to tension the at least one cell column (10) towards the first end plate (16a) on a second end thereof with respect to the stacking direction (S) by means of at least one second end plate (16b), a fluid system, which is adapted to supply the battery cells with two energy storing electrolyte solutions from respective reservoir containers, and an electrical system (36), which is adapted to output electrical power produced in the battery cells. The present invention also relates to a redox flow battery, comprising such a cell stack unit (20).
Resumen de: JP2024090106A
To prevent the occurrence of a change in responsiveness due to the outside pressure.SOLUTION: A plurality of individual air compressors are provided in correspondence with a plurality of respective fuel cells. Each individual air compressor raises the pressure of air to a desired operating pressure and supplies the air to the corresponding fuel cell. A common air compressor is provided on the upstream of the plurality of individual air compressors, and raises the pressure of air and supplies the air at a predetermined reference pressure to the plurality of individual air compressors.SELECTED DRAWING: Figure 3
Resumen de: TW202432894A
Provided are a membrane electrode assembly that can suppress unevenness of contact resistance (variation within a surface) and local current concentration and a method for manufacturing a membrane electrode assembly. This membrane electrode assembly comprises: an ion exchange membrane having a first surface and a second surface located on the opposite side of the first surface; a cathode catalyst layer disposed further to the first surface side than the ion exchange membrane; an anode catalyst layer disposed further to the second surface side than the ion exchange membrane; and an ionomer layer provided so as to be separate from the cathode catalyst layer and the anode catalyst layer between the ion exchange membrane and the cathode catalyst layer and between the ion exchange membrane and the anode catalyst layer, the ionomer layer forming a layered structure together with the cathode catalyst layer and the anode catalyst layer.
Resumen de: AU2024266735A1
Presented herein are systems for vehicle power control. The system includes a first controller arranged in a first hierarchical layer of a control topology, the first controller configured to control a first source of energy of a vehicle based on first data of the first source of energy, a second controller arranged in the first hierarchical layer of the control topology, the second controller configured to control a second source of energy of the vehicle based on second data of the second source of energy, and a third controller configured to receive the first data and the second data from the first hierarchical layer, generate a control signal based on the first data and the second data, and transmit the control signal to a component of the vehicle to control the component of the vehicle. ci, a) oo C)C) C) 5- (Vcm CO u cu Co a_ -.-- a) L U-n 0u cu cmm =3 U-
Resumen de: AU2023380310A1
A continuous process for releasing hydrogen using the dehydrogenation reaction of the formate - bicarbonate cycle, comprising continuously feeding an aqueous solution of formate and a heterogeneous catalyst to a dehydrogenation reactor to form bicarbonate and hydrogen, directing the hydrogen for use as a fuel hydrogen, removing a flowable effluent continuously from the dehydrogenation reactor at a rate equal to the feeding rate, and directing the effluent into a product tank, discharging a material from the product tank and separating the catalyst from the material, washing and refreshing the catalyst and returning the refreshed catalyst to the dehydrogenation reactor, wherein bicarbonate is collected in a solid form from the product tank.
Resumen de: WO2025117976A1
Systems and methods for analyzing multi-event electrochemical data using object-detecting deep learning in accordance with embodiments of the invention are illustrated. One embodiment includes a method of detecting and classifying electrochemical mechanisms. The method includes obtaining at least one cyclic voltammogram from an electrochemistry system, and generating one or more datasets from the at least one cyclic voltammogram. The method further includes, evaluating the generated datasets using a machine learning model, determining whether redox events are present in a region of the at least one cyclic voltammogram, and when at least one redox event is determined to be present in a region of the at least one cyclic voltammogram, determining a probability of at least one electrochemical mechanism of the electrochemistry system based on the redox event.
Resumen de: WO2025116297A1
The present invention relates to a second battery. The secondary battery according to an embodiment of the present invention comprises: a liquid anode electrode in which an anode redox couple is dissolved; a liquid cathode electrode in which a cathode redox couple is dissolved; an anode electrode accommodation part that is a space in which the liquid anode electrode is stored; a cathode electrode accommodation part that is a space in which the liquid cathode electrode is stored; and a separator disposed between the anode electrode accommodation part and the cathode electrode accommodation part, wherein the anode electrode accommodation part has a greater volume than the cathode electrode accommodation part.
Resumen de: WO2025117725A1
Proton exchange membranes (PEMs) are disclosed, comprising a copolymer, the copolymer comprising: (i) a sulfonated monomer comprising a sulfonated (arylene ether sulfone), a sulfonated (arylene ether ketone), or a combination thereof, and (ii) a hydrophobic monomer, wherein the copolymer has a degree of sulfonation of about 10% to about 50%. The copolymer may further comprise (iii) a non-sulfonated monomer comprising a non-sulfonated arylene ether ketone, a non-sulfonated arylene ether sulfone, or a combination thereof. PEMs derived from such copolymers have proton conductivities on par with, or exceeding, NATION®, with lower methanol permeability, and higher normalized selectivity, when compared the NATION® 117. The PEMs are useful for preparing membrane electrode assemblies and fuel cells comprising the same.
Resumen de: WO2025116700A1
The present invention relates to a method for reducing vanadium ions and a method for manufacturing an electrolyte for a vanadium redox battery using same, wherein in the reduction of vanadium ions, (A) a first reducing agent is added to a first vanadium compound solution having a first oxidation state, followed by reaction, thereby preparing a second vanadium compound solution having a second oxidation state lower than the first oxidation state; and (B) a second reducing agent and a catalyst are added to the second vanadium compound solution having the second oxidation state, followed by reaction, thereby preparing a third vanadium compound solution having a third oxidation state lower than the second oxidation state, wherein the first oxidation state is 4.5 to 5, the second oxidation state is 4.1 to 4.4, and the third oxidation state is 3 to 4 (exclusive).
Resumen de: WO2025116682A1
The present document relates to a battery system capable of utilizing independent computing power, and a utilization method thereof. To this end, the battery system comprises: a computing device which is assisted with seamless power from an energy storage system (ESS) and provides independent computing power; a controller for controlling the temperature of the ESS to be maintained in a prescribed temperature range; and a pipe for transferring heat generated in the computing device to the ESS under the control of the controller, wherein the computing device provides the operation of the ESS and the independent computing power.
Resumen de: WO2025116350A1
A solid oxide fuel cell recirculation system using an electrochemical hydrogen pump according to one embodiment of the present invention comprises: a solid oxide fuel cell which receives ammonia and air to generate electricity through an electrochemical reaction, and discharges a reaction product containing nitrogen, hydrogen, and water vapor, and exhaust gas having reduced oxygen concentration; an ammonia supply unit for supplying the ammonia to the solid oxide fuel cell; an air supply unit for supplying the air to the solid oxide fuel cell; and an electrochemical hydrogen pump for separating only the hydrogen from the reaction product of the solid oxide fuel cell and resupplying the separated hydrogen to the solid oxide fuel cell.
Resumen de: WO2025116362A1
The present invention relates to an electrolyte containing vanadium ions, and a secondary battery comprising same, and, more specifically, to an electrolyte containing vanadium ions, the electrolyte having concentrations of vanadium ions and an acidic solution that are adjusted to be different in a cathode electrolyte and an anode electrolyte, which are used in a secondary battery using an electrolyte containing vanadium ions, so as to lower the self-discharge rate of a secondary battery, thereby enabling performance to be enhanced.
Resumen de: WO2025115806A1
This porous metal plate is composed of a connected structure of alloy particle parts including Cr and Fe, and has a porosity of 50-80%. The average value of the maximum diameter measured from the general shape of the alloy particle parts is preferably 1-20 μm. This method for producing a porous metal plate comprises, in the stated order, a molded body production step for subjecting a powder comprising a composition containing a pore-forming material and alloy particles including Cr and Fe to pressure molding to produce a thin-walled molded body, and a heat treatment step for subjecting the obtained thin-walled molded body to a heat treatment at a temperature at which the pore-forming material is thermally decomposed and the alloy particles are sintered.
Nº publicación: WO2025117343A1 05/06/2025
Solicitante:
UOP LLC [US]
UOP LLC
Resumen de: WO2025117343A1
Methods of continuously dispersing catalyst inks for use in coating processes are described. The catalyst ink is continuously mixed in a high shear mixing unit, and the mixed ink is sonicated in a sonication unit. Part of the sonicated catalyst ink is returned to the high shear mixing unit. The method provides continuous mixing and sonicating of the catalyst ink. The mixed and sonicated ink can then be applied to a substrate in a defined pattern.
BOPI
Sede Electrónica
