FUEL CELLS

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



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発電システムおよび電力変換装置

Publication No.: JP2021093793A 17/06/2021

Applicant:

富士電機株式会社

Absstract of: JP2021093793A

【課題】蓄電池を別途設けることなく、外部電源の電力の供給に不具合が生じた異常時でも、発電部の動作を停止させる停止制御を行うことが可能な発電システムを提供する。【解決手段】この発電システム100は、発電を行う発電部10と、コンデンサ21を含み、発電部10により発電された電力を変換する電力変換部20と、発電部10の制御を行う制御装置30と、異常時に電力変換部20のコンデンサ21の電力を制御装置30に供給する電力供給回路60と、を備える。【選択図】図2

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Verfahren für einen Froststart einer Brennstoffzellenvorrichtung, Brennstoffzellenvorrichtung sowie Kraftfahrzeug mit einer Brennstoffzellenvorrichtung

Publication No.: DE102019134071A1 17/06/2021

Applicant:

AUDI AG [DE]

Absstract of: DE102019134071A1

Die Erfindung betrifft ein Verfahren für einen Froststart einer Brennstoffzellenvorrichtung (1) mit einem eine Mehrzahl von Brennstoffzellen (2) aufweisenden Brennstoffzellenstapel (3), der über eine Brennstoffleitung (12) mit einem Brennstofftank (13) für eine Zufuhr von Brennstoff an die Anoden und über einer Kathodenfrischgasleitung (9) für eine Zufuhr von Kathodengas an die Kathoden verbunden ist, mit einer Rezirkulationsleitung für die Rezirkulation von im Brennstoffzellenstapel (3) nicht verbrauchten Brennstoffs in die Brennstoffleitung (12), und mit einer durch den Brennstoffzellenstapel (3) geführten Kühlmittelleitung (21), umfassend die Schritte des Feststellens des Vorliegens von Froststartbedingungen, des initialen Zuführens von Brennstoff aus dem Brennstofftank (13) an die Anoden und von Kathodengas an die Kathoden und des Durchleitens von Kühlmedium durch die Kühlmittelleitung (21), sowie des Einstellens des Volumenstromes des Kühlmediums derart, dass die Brennstoffleitung (12) mit dem Brennstoff und die Kühlmittelleitung (21) mit dem Kühlmedium mit einer Temperaturdifferenz zueinander aufgeheizt werden, die kleiner als ein Schwellenwert ist. Die Erfindung betrifft weiterhin eine Brennstoffzellenvorrichtung (1) sowie ein Kraftfahrzeug mit einer Brennstoffzellenvorrichtung (1).

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ELECTRODE FOR REDOX FLOW BATTERY, AND REDOX FLOW BATTERY

Publication No.: JPWO2019239732A1 17/06/2021

Applicant:

住友電気工業株式会社

US_2021126263_A1

Absstract of: WO2019239732A1

An electrode for a redox flow battery, provided with a base and a catalyst part supported by the base. The base contains one or more elements selected from the group consisting of C, Ti, Sn, Ta, Ce, In, W, and Zn. The catalyst part contains one or more elements selected from the group consisting of Fe, Si, Mo, Ce, Mn, Cu, and W.

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METHOD FOR CONTROLLING CATALYST COMBUSTION DEVICE, AND CATALYST COMBUSTION SYSTEM

Publication No.: JPWO2019229994A1 17/06/2021

Applicant:

日産自動車株式会社

CN_112136238_A

Absstract of: WO2019229994A1

The method for controlling a catalyst combustion device, which has a heater capable of heating fuel to be supplied to a catalyst, involves a step for supplying oxidant gas to the catalyst combustion device and an injection step for injecting fuel into the catalyst combustion device. In addition, the injection step includes a power supply step for supplying power to the heater and a setting step for setting the injection amount of the fuel to be injected into the catalyst combustion device in accordance with an output of the heater.

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FUEL CELL SYSTEM AND OPERATION METHOD THEREFOR

Publication No.: JPWO2019229877A1 17/06/2021

Applicant:

日産自動車株式会社

CN_112204785_A

Absstract of: WO2019229877A1

The fuel cell system is provided with a fuel cell, a first injection device for supplying fuel to the fuel cell, and a second injection device disposed on the upstream side of the first injection device on a fuel flow path reaching from a fuel storage unit to the first injection device. The first and second injection devices allow a flow path continuing to the downstream side from the fuel flow path to be switched between a first flow path via the first injection device and a second flow path via the second injection device. The second injection device operates less frequently than the first injection device while the fuel cell system is in operation.

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BIPOLAR PLATE, CELL FRAME, CELL STACK, AND REDOX FLOW BATTERY

Publication No.: JPWO2019234867A1 17/06/2021

Applicant:

住友電気工業株式会社国立大学法人大阪大学

TW_202002379_A

Absstract of: WO2019234867A1

A bipolar plate having an electrode of a redox flow battery positioned thereon and comprising: a facing surface that faces said electrode; and at least one groove that forms, in the facing surface, a flow path through which an electrolytic solution flows, wherein when the bipolar plate is in planar view, at least one of the grooves has a curved section.

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CONTROL DEVICE FOR FUEL CELL VEHICLE AND FUEL CELL VEHICLE

Publication No.: JP2021093790A 17/06/2021

Applicant:

トヨタ自動車株式会社

US_2021170910_A1

Absstract of: US2021170910A1

A control device for a fuel cell vehicle includes a power limiter limiting power of a fuel cell when a temperature correlation value correlated to a temperature of the fuel cell indicates that the temperature is equal to or higher than a temperature threshold, a calculation unit calculating a weight of a towed vehicle, a gradient acquirer acquiring upward gradients at respective points on a planned traveling route, a predictor predicting whether the power of the fuel cell is limited when the fuel cell vehicle is traveling along the planned traveling route in a towing travel state, and a controller issuing, when the predictor predicts that the power of the fuel cell is limited, an alert that a vehicle speed of the fuel cell vehicle is expected to decrease when the fuel cell vehicle is traveling along the planned traveling route in the towing travel state.

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ELECTRODE CATALYST, COMPOSITION FOR FORMING GAS DIFFUSION ELECTRODE, GAS DIFFUSION ELECTRODE, MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL STACK

Publication No.: US2021184228A1 17/06/2021

Applicant:

N E CHEMCAT CORP [JP]

JP_WO2019221168_A1

Absstract of: US2021184228A1

Provide an electrode catalyst with excellent catalytic activity that can contribute to cost reduction of PEFC. The electrode catalyst includes a hollow carbon carrier with mesopores with a pore size of 2 to 50 nm and a catalyst particle supported on the carrier. The catalyst particle is supported on both inside and outside the mesopores of the carrier, and have a core portion formed on the carrier and a shell portion covering at least a part of the surface of the core portion. Pd is included in the core portion, and Pt is included in the shell portion, and when the analysis of the particle size distribution of the catalyst particles using the three dimensional reconstructed image obtained by electron beam tomography (electron tomography) measurement using an STEM is performed, the ratio of the catalyst particles supported inside the mesopore is 50% or more.

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DISCHARGE VALVE

Publication No.: US2021180707A1 17/06/2021

Applicant:

HYUNDAI MOTOR CO LTD [KR]
KIA MOTORS CORP [KR]

Absstract of: US2021180707A1

A discharge valve is provided in a recirculation line through which gas discharged from a fuel cell stack recirculates to the stack. The discharge valve opens or closes a discharge line through which a fluid in the recirculation line is discharged. The discharge valve includes a valve body connected to the discharge line and a drive part disposed in the valve body to be movable vertically. A diaphragm is coupled to a lower end of the drive part and selectively opens or closes the discharge line based on the vertical movement. The drive part switches between a closed state in which the discharge line is closed by the diaphragm, a first opened state in which the discharge line is opened to a first opening degree, and a second opened state in which the discharge line is opened to a second opening degree greater than the first opening degree.

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GRID-CONNECTED POWER CONVERSION SYSTEM AND CONTROL METHOD THEREOF

Publication No.: US2021184597A1 17/06/2021

Applicant:

HYUNDAI MOTOR CO LTD [KR]
KIA MOTORS CORP [KR]

Absstract of: US2021184597A1

Disclosed are a grid-connected power conversion system and a control method thereof. The grid-connected power conversion system includes a fuel cell stack generating a DC voltage, a power conversion system (PCS) converting the DC voltage supplied from the stack into an AC voltage, a multi-input transformer including a primary coil having a plurality of voltage input terminals and a secondary coil transforming a magnitude of the voltage applied to the primary coil and outputting the transformed voltage, the plurality of voltage input terminals determining the number of turns of the primary coil differently from each other, one of the plurality of voltage input terminals receiving the AC voltage converted in the PCS, and a controller selecting the one of the plurality of voltage input terminals of the multi-input transformer based on the magnitude of the DC voltage generated from the stack and determining whether to replace the stack.

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Separator for Fuel Cell

Publication No.: US2021184230A1 17/06/2021

Applicant:

HYUNDAI MOTOR CO LTD [KR]
KIA MOTORS CORP [KR]

DE_102020207581_A1

Absstract of: US2021184230A1

A separator for a fuel cell includes a main body having an inlet manifold for inflow of a reactant gas, an outlet manifold for outflow of the reactant gas, and a flow area between the inlet manifold and the outlet manifold where the reactant gas is configured to flow, and a resistance part provided in the flow area of the main body adjacent to the inlet manifold of the main body, the resistance part being configured to increase flow resistance to the reactant gas introduced from the inlet manifold and flowing toward the outlet manifold.

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Device for Producing Energy by Salinity Gradient Through Titanium Oxide Nanofluid Membranes

Publication No.: US2021178326A1 17/06/2021

Applicant:

CENTRE NAT RECH SCIENT [FR]
SWEETCH ENERGY [FR]

US_2018353906_A1

Absstract of: US2021178326A1

A method for producing electrical energy. An electrolyte solution having a first concentration CA of a solute is placed in a first vessel having an electrode arranged so the electrode is contacted with the electrolyte solution of concentration CA. An electrolyte solution having a concentration CB of the same solute is placed in a second vessel having an electrode arranged so the electrode comes in contact with the electrolyte solution of concentration CB, the concentration CB being lower than the concentration CA. The first and the second vessels are separated by a membrane, the membrane having at least one nanochannel arranged to allow diffusion of the electrolyte solution from the first vessel to the second vessel through the at least one nanochannel. An inner surface of the at least one nanochannel is formed of at least one titanium oxide. Electrical energy generated by a potential difference existing between the electrodes is captured using a device having the first and second vessels.

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FUNCTIONALIZED POLY(DIALLYLPIPERIDINIUM) AND ITS COPOLYMERS FOR USE IN ION CONDUCTING APPLICATIONS

Publication No.: US2021178340A1 17/06/2021

Applicant:

KNAUSS DANIEL M [US]
STRASSER DEREK J [US]

US_2019060842_PA

Absstract of: US2021178340A1

The invention relates to membranes, monomers and polymers. The monomers can form polymers, which can be used for membranes. The membranes can be used in alkaline fuel cells, for water purification, for electrolysis, for flow batteries, and for anti-bacterial membranes and materials, as well as membrane electrode assemblies for fuel cells. In addition to the membranes, polymers and monomers and methods of using the membranes, the present invention also relates to methods of making the membranes, monomers and polymers.

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SOLID ELECTROLYTE, PREPARATION METHOD THEREOF, METAL AIR BATTERY INCLUDING THE SAME, AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME

Publication No.: US2021184249A1 17/06/2021

Applicant:

SAMSUNG ELECTRONICS CO LTD [KR]

EP_3836265_PA

Absstract of: US2021184249A1

A solid electrolyte including: an oxide represented by Formula 1LiyMzHfO3-x  Formula 1wherein, in Formula 1,M is a divalent element, a trivalent element, or a combination thereof, and0≤x<3, 0 traducir

Method For Manufacturing hollow fiber membrane module and Hollow Fiber membrane module manufactured by same

Publication No.: US2021178330A1 17/06/2021

Applicant:

KOLON INC [KR]

CN_112261987_A

Absstract of: US2021178330A1

The present invention relates to a method for manufacturing a hollow fiber membrane module by using an open hollow fiber membrane cartridge, and a hollow fiber membrane module manufactured by same, the method for manufacturing a hollow fiber membrane module according to an embodiment of the present invention comprising the steps of: preparing a hollow fiber membrane cartridge; opening the hollow fiber membrane cartridge; arranging a hollow fiber membrane on the opened hollow fiber membrane cartridge; and closing the hollow fiber membrane cartridge on which the hollow fiber membrane is arranged.

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酵素発電デバイス正極用組成物、酵素発電デバイス用正極及び酵素発電デバイス

Publication No.: JP2021093358A 17/06/2021

Applicant:

東洋インキSCホールディングス株式会社

Absstract of: JP2021093358A

【課題】本発明の課題は、酵素発電デバイス用正極を構成する正極組成物を提供することである。本発明の酵素発電デバイス用正極を用いることにより、それを具有する低コストで出力性能に優れた酵素発電デバイスを提供することである。【解決手段】表面に大環状化合物が担持された導電性炭素材料と、液状媒体とを含むことを特徴とする酵素発電デバイス正極用組成物により解決できる。又、上記大環状化合物が、フタロシアニン及びポルフィリンからなる群より選ばれる少なくとも1種である前記酵素発電デバイス正極用組成物により解決できる。【選択図】なし

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カソード触媒層、並びに、膜電極接合体及び燃料電池

Publication No.: JP2021093348A 17/06/2021

Applicant:

株式会社豊田中央研究所トヨタ自動車株式会社

Absstract of: JP2021093348A

【課題】水酸化物イオン伝導体を用いたカソード触媒層、並びに、これを用いた膜電極接合体及び燃料電池において、中和反応の反応速度を向上させること。【解決手段】カソード触媒層は、プロトン伝導体(A)を主成分とする多孔質のプロトン伝導経路と、酸素還元触媒を含むカソード触媒と前記カソード触媒の表面を被覆する水酸化物イオン伝導体とを備えている。前記カソード触媒は、前記プロトン伝導経路の表面又は隙間に担持されている。前記酸素還元触媒は、酸素還元反応(O2+H2O+4e-→4OH-)に対する活性を持つ。膜電極接合体及び燃料電池は、このようなカソード触媒層を備えている。【選択図】図3

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タンクの搭載構造及び車両

Publication No.: JP2021091410A 17/06/2021

Applicant:

トヨタ自動車株式会社

Absstract of: JP2021091410A

【課題】タンクとタンクプロテクタとの間の隙間が拡大することを抑制する技術を提供する。【解決手段】タンクの搭載構造は、前記タンクの固定に使用されるフレームと、前記フレームとともに前記タンクを挟んだ状態で、前記タンクの膨張または収縮に追随して前記タンクを固定するバンドと、前記バンドの内側もしくは外側に固定されたタンクプロテクタと、を備える。【選択図】図3

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Thermal managing end plate for fuel cell stack assembly

Publication No.: JP2021515375A 17/06/2021

Applicant:

インテリジェントエナジーリミテッドINTELLIGENTENERGYLIMITED

US_2021066730_A1

Absstract of: GB2572989A

Fuel cell stack assemblies comprise positive and negative end plates. Both the positive end plate 200 and the negative end plate (300, Fig 3) are formed from a central structural element 220 with an end plate cover 210 on one surface 221, and an end plate manifold 230 on the other surface 222, with both the end plate cover and manifold preferably being electrically insulating. The central structural element 220 may be made of aluminium, or a para-aramid synthetic fibre or carbon fibre composite. The electrically insulating material is preferably glass-filled PET. A plurality of cathode plates (1501-150n, Fig 1) and a plurality of fuel cell assemblies (2501-250n, Fig 1) can be arranged in a stack having an alternating pattern of cathode plates and fuel cell assemblies, with the positive end plate and the negative end plate provided on either end of the stack of cathode plates and fuel cell assemblies. Preferably, the positive end plate manifold 230 is provided with straight-wall airflow channels, and the negative end plate manifold (330, Fig 3) is provided with sinusoidal wave-shaped airflow channels, for optimum thermal control of the fuel cell stack.

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APPARATUS AND METHOD FOR PLASTICIZING SOLID OXIDE FUEL CELL

Publication No.: JP2021515354A 17/06/2021

Applicant:

エルジー・ケム・リミテッド

US_2021018268_A1

Absstract of: WO2020040515A1

The present invention relates to an apparatus and a method for plasticizing a solid oxide fuel cell and, more specifically, to an apparatus and a method for plasticizing a solid oxide fuel cell, the apparatus and the method being capable of performing pre-sintering and main sintering by adjusting the height of a setter and using a single device.

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高分子電解質膜の製造方法

Publication No.: JP2021093338A 17/06/2021

Applicant:

旭化成株式会社

Absstract of: JP2021093338A

【課題】大面積の高分子電解質膜を、シワ欠陥を生じさせることなく、かつ膜を破断することなく連続的に製造する方法の提供。【解決手段】基材シート3にプロトン伝導性ポリマー溶液を連続的に塗布する工程と、ナノファイバーシート1を非鏡面ロールに接触させながら張力をかけて繰り出す工程と、塗布された前記プロトン伝導性ポリマー溶液に、前記ナノファイバーシートの第1表面を連続的に接触させて、表面処理ナノファイバーシートを得る工程と、前記表面処理ナノファイバーシートを乾燥させる工程と、を含み、ナノファイバーの平均繊維径が100nm〜600nmであり、該シートを長尺方向に8%変形させるために必要な荷重が0.2N/10mm以上であり、該シートを繰り出す張力が、前記ナノファイバーシートの短尺方向の長さが−3.0%〜0.5%変化する張力であり、該シートの短尺方向の少なくとも一方の末端を該ポリマー溶液に接触させる方法。【選択図】図1

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燃料電池システム、及び燃料電池システム運転方法

Publication No.: JP2021093320A 17/06/2021

Applicant:

東京瓦斯株式会社

Absstract of: JP2021093320A

【課題】燃料電池システムにおいて、設備の大型化を抑制しつつ燃料電池セルスタックでの発電効率を高める。【解決手段】燃料電池システム10Aは、燃料ガスと空気とを反応させて発電する燃料電池セルスタック16と、燃料ガスと二酸化炭素とを含むバイオガスG1を送出するバイオガス供給管P1と燃料電池セルスタック16から排出されたアノードオフガスG5とを合流させる合流部M1と、合流部M1よりも下流側で、バイオガスGとアノードオフガスG5の混合ガスG2から二酸化炭素を除去して処理後混合ガスG3とし、処理後混合ガスG3を燃料電池セルスタック16へ向かって送出する二酸化炭素除去部20と、を備えている。【選択図】図1

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燃料電池用セパレータ及び燃料電池用セパレータの製造方法

Publication No.: JP2021093298A 17/06/2021

Applicant:

株式会社プラズマイオンアシスト

Absstract of: JP2021093298A

【課題】耐食性に優れた金属基材を用いた燃料電池用セパレータを提供する。【解決手段】金属基材11の表層部にチタン金属層13と、その表面に炭化チタン又は窒化チタンを含むガスバリヤ層14と、該ガスバリヤ層表面に積層した導電性炭素皮膜15とからなる積層ガスバリヤ層を有する燃料電池用セパレータであって、前記金属基材とチタン金属層の間にミキシング層12を有し、積層ガスバリヤ層に存在する貫通欠陥部分D2に耐食性皮膜17を有することを特徴とする。【選択図】図2

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電極触媒層、膜電極接合体及び固体高分子形燃料電池

Publication No.: JP2021093259A 17/06/2021

Applicant:

凸版印刷株式会社

Absstract of: JP2021093259A

【課題】電極触媒層中の物質輸送性およびプロトン伝導性を向上し、長期的に高い発電性能を発揮することが可能な電極触媒層、膜電極接合体及び固体高分子形燃料電池を提供する。【解決手段】固体高分子形燃料電池3に用いられる電極触媒層であって、触媒物質12と、該触媒物質を担持する導電性担体13と、高分子電解質14と、繊維状物質15とを含んでおり、繊維状物質は、電子伝導性繊維またはプロトン伝導性繊維から選ばれたいずれか一方または両方を含む一種類以上の繊維からなり、且つその繊維径分布が二つ以上のピークを持つことを特徴とする電極触媒層10。【選択図】図1

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燃料電池システム

Nº publicación: JP2021093340A 17/06/2021

Applicant:

株式会社エフ・シー・シー

Absstract of: JP2021093340A

【課題】水蒸気保持部材に対して燃料ガスを均等に供給することができ、煤の発生を抑制することができる燃料電池システムを提供する。【解決手段】燃料極1a、空気極1b及び電解質1cを有して電力を発生させ得るセル1と、燃料極1aに供給される燃料ガスの流通経路に配設され、セル1による発電に伴って燃料極1aで生じる水蒸気を保持して燃料ガスに混合させ得るとともに、燃料ガスを反応させて水素を生成し得る改質触媒を具備し、当該改質触媒による触媒反応にて生成された水素を燃料極1aに供給し得る水蒸気保持部材11とを有した燃料電池システムにおいて、水蒸気保持部材11の表面側の複数位置に向かって燃料ガスをそれぞれ噴出し得る複数の噴出口13aを具備したものである。【選択図】図2

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