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メカノクロミック材料としてのポリベンズイミダゾールの使用

Resumen de: WO2025026419A1

A polybenzimidazole polymer has excellent gas adsorption and separation properties, and also has a mechanochromic characteristic. The polybenzimidazole polymer can be used for adsorption and separation of a carbon dioxide-containing gas.

燃料電池

Resumen de: DE102026103216A1

Eine Brennstoffzelle weist einen Zellstapel mit mehreren Einheitszellen auf, die in einer Dickenrichtung gestapelt sind. Jede Einheitszelle weist zwei Separatoren auf, die eine Membran-Elektroden-Gasdiffusionsschicht-Einheit von einer Anodenseite und einer Kathodenseite aus umschließen. Ein Außenrand jedes Separators ist mit einem Fixierabschnitt zur Befestigung eines Verbinders eines Zellmonitors und mit einem Erfassungsabschnitt versehen, der so konfiguriert ist, dass er von einem Anschluss des Verbinders kontaktiert wird. Der Separator auf der Anodenseite und der Separator auf der Kathodenseite sind identisch in der Form, wobei der eine das spiegelbildliche Gegenüber des anderen ist. In jedem Separator sind der Fixierabschnitt und der Erfassungsabschnitt derart an zwei Stellen des Separators ausgebildet, dass sich der Fixierabschnitt und der Erfassungsabschnitt des Separators auf der Anodenseite in der Dickenrichtung mit denen des Separators auf der Kathodenseite überlappen.

膜電極接合体、電気化学セル、および水素製造装置

Resumen de: EP4786650A1

0001 A membrane electrode assembly includes: an anode; a cathode; and an electrolyte membrane provided between the anode and cathode. The anode includes: a porous and conductive anode conductive transport layer; and an anode catalyst layer provided between the anode conductive transport layer and the electrolyte membrane. The anode catalyst layer includes first sheet layers and first gap layers, each first sheet layer and each first gap layer being alternately stacked. The cathode includes a porous and conductive cathode conductive transport layer, and a cathode catalyst layer provided between the cathode conductive transport layer and the electrolyte membrane. The cathode catalyst layer includes second sheet layers and second gap layers, each second sheet layer and each second gap layer being alternately stacked. A porosity of the cathode conductive transport layer is higher than a porosity of the anode conductive transport layer.

ALKALI METAL FUEL CELLS, AND RELATED SYSTEMS AND METHODS

Resumen de: AU2025212902A1

Alkali metal fuel cells, and related systems and methods, are generally described. The description herein comprises materials, designs, and methods of use for an electrical power system using a metal comprising sodium metal as an energy carrier or fuel in an electrochemical reactor wherein the reactant comprises oxygen and comprises materials and designs for an electrolytic reactor producing at least a metal from a metal chloride.

ELECTROLYTE ADDITIVE FOR HIGH PERFORMANCE IODINE OR BROMINE BASED ELECTROCHEMICAL DEVICE

Resumen de: AU2025214937A1

The disclosure relates to an ionic liquid additive that is useful in an electrolyte solution for an electrochemical device. The ionic liquid additive is capable of interacting with polyiodide and/or polybromide species to mitigate shuttle effect for the electrochemical device and stabilise the positive electrode and the negative electrode of the electrochemical device.

SEPARATOR FOR FUEL CELLS

Resumen de: WO2026168162A1

The present invention provides a separator for fuel cells that can be produced at a low production cost and has high conductivity of a member that holds a single fuel cell and high adhesiveness to a seal member. An aspect of the present invention relates to a separator for fuel cells comprising a substrate and a membrane layer provided on the surface of the substrate, wherein the membrane layer comprises a power generator holding section that holds a power generator and a seal-adhered section provided on the outer circumference of the power generator holding section to which a seal member that seals the power generator holding section is adhered, the membrane layer comprises a metal layer provided on the surface of the power generator holding section and the surface of the seal-adhered section, and the metal layer comprises an oxide of a metal on the surface. Another aspect of the present invention relates to a method for producing the separator for fuel cells according to an aspect of the present invention comprising: a step of forming a membrane layer comprising forming a membrane layer comprising a power generator holding section and a seal-adhered section on the surface of a substrate; and a step of forming a metal layer comprising forming a metal layer on the surface of the membrane layer formed in the step of forming a membrane layer.

COMPOSITE FUEL CELL BIPOLAR PLATE

Resumen de: US20260237689A1

Fuel cells, devices, and methods for forming fuel cells are provided. A fuel cell includes first and second MEAs; a plate assembly including a first composite sub-plate including first lands located against the first MEA anode side; first protrusions distanced from the first MEA anode side; and first ribs interconnecting the first lands and first protrusions; and a second composite sub-plate including second lands located against the first lands; second protrusions located against the second MEA cathode side; and second ribs interconnecting the second lands and second protrusions; wherein flow channels open to the first MEA anode side are defined between the first MEA and first protrusions; wherein flow channels open to the second MEA cathode side are defined between the second MEA and second lands; and wherein the first and second composite sub-plates are nested together to form coolant flow channels between the first lands and second protrusions.

FUEL CELL - ELECTROLYZER OR REVERSIBLE FUEL CELL SYSTEM AND METHODS OF OPERATING THEREOF WITH A REDUCED CARBON FOOTPRINT

Resumen de: US20260237702A1

0000 A power generation system includes an electrolyzer system configured to generate hydrogen using power received from a power grid, a hydrogen storage device configured to store generated hydrogen, a fuel cell system configured to generate power for a load using at least one of hydrogen received directly from the electrolyzer system, hydrogen received from the hydrogen storage device, or a hydrocarbon fuel received from a hydrocarbon fuel supply, and a controller configured to determine a CO<2 >per kWh power grid emission rate (GER) of a power grid electrically connected to the power system, and control operation of the fuel cell system and the electrolyzer system based on a comparison between the GER, a CO<2 >per kWh hydrocarbon fuel (e.g., natural gas) emission rate of the fuel cell system (NER), and a CO<2 >per kWh target emission rate (TER) that is less than the NER.

RECHARGEABLE CARBON BATTERY WITH FINISHING STACK

Resumen de: US20260237708A1

0000 Set forth herein are solid-oxide electrochemical cells (SOC) that are configured with thermochemical reactors as carbon-oxygen batteries. The SOCs are, in various embodiments, capable of operating in discharge mode to provide a gas that maximizes the amount of carbon dioxide CO<2 >and minimizes the amount of carbon monoxide CO prior to storing the gas.

METHOD AND ARRANGEMENT FOR LEAKAGE DETECTION FOR A FLOW BATTERY

Resumen de: WO2026166616A1

To improve the detection of leakages in flow batteries (1), a method according to the invention comprises the steps of flowing, at a first half-cell pressure (p1), a first test fluid (101) through a first group of half-cells (41); filling, at a second half-cell pressure (p2), a second test fluid (102) into a second group of half-cells (42); measuring, in an outlet line (14) of the first group of half-cells (41), a concentration of the second test fluid (102) in the first test fluid (101); deducing the presence of a leakage path from the first group of half-cells (41) to the second group of half-cells (42) when the measured concentration of the second test fluid (102) in the first test fluid (101) exceeds a predetermined threshold value.

Methods And Devices For Continuous Removal of Impurities From Electrolytes

Resumen de: US20260237704A1

0000 A continuous process for preparing an electrolyte solution having reduced impurity levels is described. The process comprises at least electrochemically reducing an impurity, the impurity being present at an initial concentration, contained within an initial electrolyte solution also comprising a redox active electrolyte. The electrochemically reducing conditions are sufficient to generate an electrochemically treated electrolyte solution containing a reduced form of the redox active electrolyte and a reduced form of the impurity. The reduced form of the impurity is separated from the electrochemically treated solution, so as to provide a final electrolyte solution having a final concentration of the impurity that is less than the initial concentration of the impurity. In some embodiments, the process further comprises the step of oxidizing the purified electrolyte solution.

燃料電池モジュール

Resumen de: JP2026130771A

【課題】燃料電池の発電効率を向上できる燃料電池モジュールを提供する。【解決手段】燃料電池モジュール１は、収容容器１５と、酸素含有ガスと燃料ガスとを用いて発電する複数の燃料電池セル１１が配列したセルスタック１２と、酸素含有ガスを複数の燃料電池セル１１に供給するガス導入板１３と、収容容器１５の外部からガス導入板１３に直接接続され、温度が所定温度以上になっている酸素含有ガスをガス導入板１３に直接供給するガス導入管１４とを備える。【選択図】図６

ELECTROLYTE MEMBRANE, ELECTROLYTE MEMBRANE WITH CATALYST LAYER, MEMBRANE ELECTRODE ASSEMBLY, POLYMER ELECTROLYTE FUEL CELL, AND SOLID POLYMER WATER ELECTROLYSIS DEVICE

Resumen de: WO2026168448A1

An electrolyte membrane comprising a porous membrane 1 and an electrolyte polymer with which pores 2 of the porous membrane 1 are filled, wherein the electrolyte polymer comprises a constituent unit A represented by formula (a1) and a constituent unit B represented by formula (a2). In formula (a1), IExG represents an ion exchange group, L1 represents a single bond or the like, x represents an integer of 1-10, and * represents a bond. In formula (a2), Ar1 represents an arylene group which does not have an ion exchange group, L2 represents a single bond or the like, y represents an integer of 3-20, and * represents a bond. The number of L2s, which are single bonds, is an integer which is at least 0.5y and less than 1.0y.

HYDROGEN HEAT EXCHANGER SYSTEMS AND METHODS FOR FUEL CELLS

Resumen de: US20260237693A1

0000 Systems and methods for exchanging heat in a heat exchanger (HE) of a fuel cell (FC) powered vehicle, such as a hydrogen-powered aircraft, include an inner pipe or tube which is configured for receiving a fluid and at least one spiral path positioned around the inner pipe and an outer tube or jacket surrounding the inner tube at least in part. The at least one spiral path is configured to receive a fluid at an inlet of the spiral path. The fluid is movable along a length of the at least one spiral path, and thermal energy of the fluid within the inner pipe is transferrable between the fluid within the inner pipe and the fluid in the at least one spiral path.

Verfahren zum Detektieren einer Leckage einer Membran in einem Brennstoffzellenstack eines Brennstoffzellensystems, Computerprogrammprodukt, Steuereinheit, Brennstoffzellensystem und Brennstoffzellenfahrzeug

Resumen de: DE102025104694A1

Die Erfindung betrifft ein Verfahren zum Detektieren einer Leckage einer Membran in einem Brennstoffzellenstack eines Brennstoffzellensystems (FCS), wobei das Brennstoffzellensystem (FCS) mit mindestens einem oder mehreren Brennstoffzellenstacks ausgeführt sein kann, aufweisend:- Durchführen eines passiven Bleed-Down-Vorganges,- Erfassen eines Drucks (PAnode, PKathode, PStack) im Brennstoffzellenstack,- Auswerten eines zeitlichen Verlaufes und/oder eines Gradienten des Drucks (PAnode, PKathode, PStack),- Bestimmen einer Leckage der Membran in Abhängigkeit von dem Auswerten.

Brennstoffzellensystem

Resumen de: DE102025104593A1

Die Erfindung betrifft ein Brennstoffzellensystem (2), umfassend zumindest eine Brennstoffzelle (1) zur Erzeugung elektrischer Energie mit Hilfe einer kalten Verbrennung, wobei das Brennstoffzellensystem (2) ein Gehäuse (3) aufweist mit einem Anodenstrang (15) und einem Kathodenstrang (16), wobei im fluiddurchströmbaren Anodenstrang (15) und/oder im fluiddurchströmbaren Kathodenstrang (16) ein Düsenkopf (14) einer Eindüseinrichtung (13) des Brennstoffzellensystems (2) angeordnet ist.Erfindungsgemäß weist zur Herbeiführung einer Verdampfung eines Eindüsfluids, welches mit Hilfe der Eindüseinrichtung (13) in den Anodenstrang (15) und/oder in den Kathodenstrang (16) eingespritzt wird, der Düsenkopf (14) eine Vielzahl von Löchern (17) auf, wobei ein Loch (18) der Vielzahl von Löchern (17) zur Herbeiführung eines Initialtropfens (21) mit einem Sauterdurchmesser (SD) ausgebildet ist, wobei der Sauterdurchmesser (SD) einen Wert kleiner oder höchstens gleich 100µm aufweist.

NOZZLE FOR PRESSURE VESSEL AND PRESSURE VESSEL INCLUDING THE SAME

Resumen de: US20260235263A1

In a nozzle for a pressure vessel, and a pressure vessel including the same, the nozzle connected to a liner forming a pressure vessel includes a connecting portion, a lower side of which is connected to the liner, and including an internal passage fluidically-communicating with an interior of the liner, and a tubular first nozzle portion mounted on an upper side of the connecting portion, and being detachable from the connecting portion.

電気化学セル、電気化学セル装置、モジュールおよびモジュール収容装置

Resumen de: JP2026130823A

【課題】耐久性を向上することができる電気化学セル、電気化学セル装置、モジュールおよびモジュール収容装置を提供する。【解決手段】電気化学セルは、第１面を有する固体電解質層と、第１面側に位置する第１電極および第１層とを有する。固体電解質層は、ドーパントを含む第１酸化物を含む。第１層は、ドーパントの割合が固体電解質層よりも少ない第１酸化物を含む。第１層の少なくとも一部は、第１層とは異なる、厚さ１０μｍ以下の第２層で覆われている。【選択図】図２Ｂ

電気化学セル、電気化学セル装置、モジュールおよびモジュール収容装置

Resumen de: JP2026130826A

【課題】耐久性を向上することができる電気化学セル、電気化学セル装置、モジュールおよびモジュール収容装置を提供する。【解決手段】電気化学セルは、金属板と、素子部とを備える。金属板は、第１方向の両端に位置する第１面および第２面を有する。素子部は、固体酸化物形の電解質層を有し、第１面と向かい合う。金属板は、第１領域と、第１領域の周囲に位置する第２領域とを有する。第１領域は、第１面に第１開口を有し、第１面と第２面との間を貫通する複数の孔を有する。第１面が、第１方向と交差する第２方向に、頂部と底部とが交互に並ぶ波形状を有する。【選択図】図４

ION EXCHANGE MEMBRANES WITH FLUORINATED IONOMER BLENDS

Resumen de: WO2026169857A2

The present invention relates to an ion exchange membrane and process of making, where the membrane has a first fluorinated ionomer polymer and a second fluorinated ionomer polymer that have an EW of at least 700 g/mol or an IXR of at least 7.9, provided that the first and second fluorinated ionomer polymers differ by an EW of at least 50 g/mol, differ by an IXR of at least 1.0, differ by repeat unit type, or mixtures of differences thereof. The first and second polymers may be sourced from manufacturing or post-consumer waste containing multiple layers of varying polymer structures, and the present ion exchange membranes represent a way to recycle those materials into new membranes without the need for costly separation. The membranes can be used in fuel cells, batteries, water electrolyzers, humidifiers and dehumidifiers, filtration applications, catalysis applications, and other applications where ion exchange membranes are useful.

Redox-Flow-Zelle eines Redox-Flow-Stacks

Resumen de: DE102025105284A1

Eine Redox-Flow-Zelle (01) umfasst einen sich von einer Unterseite (02) zu einer Oberseite (03) erstreckenden umlaufenden Zellrahmen (11) und eine sich in einer Zellebene erstreckende Zellmembran (05). Angrenzend an die Zellmembran (05) befindet sich auf der Oberseite (03) eine vom Zellrahmen (11) umgebene Oberkammer (13) sowie eine am Zellrahmen (11) anliegende obere Elektrode (08) und gegenüber auf der Unterseite (02) eine vom Zellrahmen (11) umgebene Unterkammer (12) sowie eine am Zellrahmen (11) anliegende untere Elektrode (07). Weiterhin sind in die Unterkammer (12) respektive Oberkammer (13) durch den Zellrahmen (11) führende Zuläufe (17,18) und Abläufe (19,20) vorhanden.Zur Vereinfachung von Herstellung und Montage ist vorgesehen, dass der Zellrahmen (11) die Unterkammer (12) umgebend einen umlaufenden Stufenabsatz (15) aufweist, wobei die Zellmembran (05) auf dem Stufenabsatz (15) aufliegt.

SEPARATOR

Resumen de: US20260237690A1

A separator includes a flow path at least includes a first flow path and a second flow path that are adjacent to each other. The flow path includes at least two first sections and a second section. The at least two first sections each includes a pressure loss applier configured to apply a pressure loss to a reactant gas in one or both of the first flow path and the second flow path. The second section is interposed between the at least two first sections. The pressure loss applier is configured to reverse a magnitude relationship between a pressure in the first flow path and a pressure in the second flow path before and after the reactant gas passes through the first section.

FUEL CELL VEHICLE AND METHOD OF OPERATING THE SAME

Resumen de: US20260233614A1

0000 A fuel cell vehicle includes: a fuel cell generating a stack voltage; a battery outputting a low voltage that is lower than the stack voltage; a cathode oxygen depletion (COD) heater increasing the temperature of residual water generated from the fuel cell in response to the stack voltage; a power distribution unit supplying the stack voltage to the COD heater; a fuel cell control unit including a diode having a cathode connected to the low voltage and a anode connected to the power distribution unit; and a start-up inspection unit determining whether to supply the low voltage to the COD heater based on a result of inspecting whether the vehicle is powered off. The power distribution unit includes an auxiliary relay configured to be energized when the low voltage is applied and a main relay supplying the stack voltage to the COD heater when the auxiliary relay is energized.

Brennstoffzellenanordnung mit Ausgleichseinheit

Resumen de: DE102025105506A1

Die Erfindung betrifft Brennstoffzellenanordnung (1) wobei die Brennstoffzellenanordnung (1) einen Brennstoffzellenstapel (2) mit zumindest einer Brennstoffzelle (3), eine Lageranordnung (4) und einen Träger (5) aufweist, wobei der Brennstoffzellenstapel (2) im Zuge einer Montageroutine über die Lageranordnung (4) in einem räumlichen Abstand (D) an dem Träger (5) angeordnet wird, wobei die Lageranordnung (4) eine Ausgleichseinheit (6) aufweist, welche im Zuge der Montageroutine durch eine Ausgleichsbewegung den räumlichen Abstand (D) zwischen dem Brennstoffzellenstapel (2) und dem Träger (5) derart ausgleicht, dass der Brennstoffzellenstapel (2) an dem Träger (5) im weiteren Verlauf der Montageroutine über die Lageranordnung (4) fest anordenbar ist.

ESTIMATION DEVICE AND ESTIMATION SYSTEM

Nº publicación: WO2026167821A1 13/08/2026

Solicitante:

HONDA MOTOR CO LTD [JP]
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