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CELL FOR AN ELECTROCHEMICAL ENERGY CONVERTER

Resumen de: WO2026082266A1

The present invention relates to a cell (100) for an electrochemical energy converter (300), the cell (100) comprising: - a membrane electrode assembly (MEA) (101), - a frame (103) encompassing the MEA, - a terrace seal (105), wherein the frame (103) comprises a frame body (107) and a frame terrace (109), wherein a height of the frame terrace (109) is smaller than a height of the frame body (107), wherein the terrace seal (105) is arranged at the frame terrace (109), wherein the MEA (101) comprises: - a porous transport layer (PTL) (111), - a gas diffusion layer (GDL) (113), - a membrane (115) arranged between the PTL (111) and the GDL (113), wherein the PTL (111) comprises a first part (117) having a first porosity and a second part (119) having a second porosity, wherein the second porosity is smaller than the first porosity, and wherein at least a part of the second part (119) overlies the terrace seal (105).

SEPARATOR FOR FUEL CELL AND SINGLE CELL FOR FUEL CELL

Resumen de: US20260112658A1

A separator for a fuel cell includes a rectangular plate-shaped body. The body forms passages through which gas flows. The body includes central regions and a reversing region. The central regions extend along one side of the body, and are arranged in a direction in which another side of the body that intersects the one side extends. The passages include multiple central passage sections that extend in the longitudinal direction through each central region, and a reversing passage section that extends through the reversing region and connects the central passage sections of adjacent ones of the central regions. The ribs are formed such that two or more of the central passage sections are formed in each of the central regions, and the reversing passage section in the reversing region is connected to two or more of the central passage sections in the corresponding central region.

CELL FOR AN ELECTROCHEMICAL ENERGY CONVERTER

Resumen de: WO2026082264A1

The present invention relates to a cell (100) for an electrochemical energy converter (300), the cell (100) comprising: - a membrane electrode assembly (MEA) (101), - a frame (103) encompassing the MEA, - a terrace seal (105), wherein the frame (103) comprises a frame body (107) and a frame terrace (109), wherein a height of the frame terrace (109) is smaller than a height of the frame body (107), wherein the terrace seal (105) is arranged at the frame terrace (109), wherein the MEA (101) comprises: - a porous transport layer (PTL) (111), - a gas diffusion layer (GDL) (113), - a membrane (115) arranged between the PTL (111) and the GDL (113), and - at least one foil (117) forming a frame around an opening (129), wherein the at least one foil (117) is arranged, at least in part, between the terrace seal (105) and the PTL (111).

MANIFOLD AND METHODS FOR DISTRIBUTING SLURRY-BASED ELECTRODES IN FLOW BATTERY CELLS

Resumen de: WO2026084686A2

A flow battery relies on slurry-type electrode in which particles may be selectively and temporarily plated (relative to a solid/standard electrode). Owing to the comparatively viscous nature of the slurry, specific accommodations for the electrolyte flowpaths must be made, thereby eliminating problematic reaction areas across certain facings of the solid electrode that might otherwise impede slurry flow and/or degrade performance of the battery. Methods of operating such a battery, storing electrical energy, and other related processes are also contemplated.

Konditionierungsverfahren zur Konditionierung eines elektrochemischen Zellensystems

Resumen de: DE102024210095A1

Die vorgestellte Erfindung betrifft ein Konditionierungsverfahren (100) zur Konditionierung eines elektrochemischen Zellensystems (203). Das Konditionierungsverfahren (100) weist dabei folgende Verfahrensschritte auf:- Anordnen (103) des elektrochemischen Zellensystems (203) an einem Prüfstand (200),- Verbinden (105) eines Temperierungskreislaufs (209) des elektrochemischen Zellensystems (203) mit einem Temperierungskreislauf (205) des Prüfstands (200),- Hochfahren (107) des elektrochemischen Zellensystems (203),- Betreiben (109) des elektrochemischen Zellensystems (203) für eine vorgegebene Dauer an mindestens einem vorgegebenen Betriebspunkt auf dem Prüfstand (200),- Herunterfahren mit aktivem Abkühlen (111) des elektrochemischen Zellensystems (203),- Trennen (112) des Temperierungskreislaufs (209) des elektrochemischen Zellensystems (203) von dem Temperierungskreislauf (205) des Prüfstands (200),- Herunterfahren mit passivem Abkühlen (113) des elektrochemischen Zellensystems (203),- Demontieren (115) des elektrochemischen Zellensystems (203) von dem Prüfstand (200),wobei während des passiven Abkühlensdes elektrochemischen Zellensystems (203) das Temperierungsmedium des Temperierungskreislaufs (205) des Prüfstands (200) erwärmt wird.

FUEL CELL INCLUDING A MICROCHANNEL DESIGN METHOD BASED ON AN OPTIMAL DESIGN ALGORITHM FOR CHANNEL SPACING AND A SEPARATOR DESIGNED USING IT

Resumen de: US20260112659A1

0000 A present disclosure provides a method for designing a microchannel using a channel gap optimal design algorithm and a fuel cell including a separator designed using the same. The fuel cell including the separator designed using the method for designing a microchannel using a channel gap optimal design algorithm can be designed by calculating an optimal channel gap through the algorithm, and through the designed optimal channel gap, temperature reduction of a fluid, temperature distribution, and flow distribution uniformity can be improved.

Sensor zur Erfassung zum Nachweis mindestens einer vorbestimmten Komponente in einem mehrere Komponenten enthaltenden gasförmigen Fluid

Resumen de: DE102024210134A1

Es wird ein Sensor (10) zum Nachweis mindestens einer vorbestimmten Komponente in einem mehrere Komponenten enthaltenden gasförmigen Fluid (12) vorgeschlagen. Der Sensor (10) umfasst ein Sensorelement (20) mit mindestens einer beheizbaren Messmembran (22) in einem Messraum (16), einer Referenzmembran (32) in einem Referenzraum (34) und mit mindestens einer elektrischen Messbrücke (48), wobei der Sensor (10) weiterhin zur Erfassung eines elektrischen Widerstands der Messbrücke (48) ausgebildet ist, wobei der Sensor (10) weiterhin zur Erfassung eines auf die Messbrücke (48) einwirkenden Drucks basierend auf dem erfassten elektrischen Widerstand der Messbrücke (48) ausgebildet ist, wobei die Messbrücke (48) auf der Messmembran (22) und/oder der Referenzmembran (32) und/oder einer Zusatzmembran (60) angeordnet ist. Weiterhin wird ein Brennstoffzellensystem (62) mit einem Sensor (10) vorgeschlagen.

SYSTEMS AND METHODS FOR INTEGRATED MODULAR PRODUCTION OF HYDROGEN FRESHWATER, AND BIOELECTRICITY

Resumen de: US20260110100A1

0000 Provided are systems and methods for multi-process generators employing fermentation, desalination, and electrolysis technologies. The generator system includes a fermentation compartment configured to receive a mixture of biomass waste and an anaerobic microorganism solution comprising bacteria for bioenergy production; an electrolysis compartment configured to receive an electrolyte solution comprising a saline mixture, the electrolysis compartment including first and second spaced apart electrodes at least partially submerged in the electrolyte solution; and a desalination compartment positioned between the fermentation compartment and the electrolysis compartment, the desalination compartment configured to receive a saline solution and comprising an anion exchange membrane separating the desalination compartment from the electrolysis compartment and a cation exchange membrane separating the desalination compartment from the fermentation compartment, wherein the desalination compartment is configured to perform ion exchange processes to produce freshwater.

METHOD TO CAPTURE, STORE, AND RETRIEVE SYSTEM CONFIGURATION INFORMATION FROM AN I/O MODULE CONNECTED TO A FIELDBUS

Resumen de: US20260112669A1

0000 A method for configuring an electrochemical cell system. Embodiments may include a balance of plant functional tester configured to retrieve a fuel cell module (FCM) configuration based on an identifier of a FCM and provide the FCM configuration to a module voltage input/output (MVIO) module of the FCM via a fieldbus message. Embodiments may also include storing the FCM configuration on a memory of the MVIO module and providing it to an electrochemical cell system controller.

PRESSURISABLE SYSTEM

Resumen de: WO2026083087A1

A system and method for the system. The system comprising at least two pressurisable fluid volumes which are not in fluidic communication with one another, at least two pressure regulators configured to regulate pressure in the respective at least two pressurisable fluid volumes, at least two pilot lines, each configured to provide a reference pressure to a respective one of the at least two pressure regulators, and a flow restriction device. The system is configured such that in a depressurisation condition the at least two pilot lines are in fluidic communication with one another and with the flow restriction device. Further, in the depressurisation condition, the pilot lines are configured to gradually depressurise by flow of fluid therein through the flow restriction device, thereby reducing the reference pressures for the at least two pressure regulators.

Verfahren und Vorrichtung zum Diagnostizieren einer Brennstoffsensorik, Brennstoffzellensystem, Fahrzeug, Computerprogrammprodukt und Speichermedium

Resumen de: DE102024130641A1

Die hier offenbarte Technologie betrifft erfindungsgemäß ein Verfahren zum Diagnostizieren einer Brennstoffsensorik (30) eines Brennstoffzellensystems (10), wobei das Brennstoffzellensystem (10) ferner eine Brennstoffzelle (11) mit einer Anode (12) und einer Kathode (13), ein Kathodensystem (38) mit der Kathode (13) und ein Anodensystem (38) mit der Anode (12), einem Anodeneingang (21), einem Anodenausgang (22), einem Anodeneinlasspfad (15) zum Leiten von Brennstoff in den Anodeneingang (21) und einem Anodenauslasspfad (16) zum Leiten von Anodenabgas aus dem Anodenausgang (22) umfasst, aufweisend die Schritte: Ermitteln einer sprungartigen Druckerhöhung im Anodensystem (38), Ermitteln eines Brennstoffverhaltens im Anodensystem (38) über die Druckerhöhung mittels der Brennstoffsensorik (30) und Diagnostizieren der Brennstoffsensorik (30) basierend auf dem ermittelten Brennstoffverhalten. Die Technologie betrifft ferner eine Vorrichtung (80), ein Brennstoffzellensystem (10), ein Fahrzeug (100) und ein Computerprogrammprodukt (40) zum Durchführen des Verfahrens sowie ein computerlesbares Speichermedium (50), auf welchem das Computerprogrammprodukt (40) gespeichert ist.

SOLID ION CONDUCTOR, ELECTRODE AND SOLID OXIDE CELL EACH INCLUDING THE SOLID ION CONDUCTOR

Resumen de: US20260112656A1

0000 A solid ion conductor, an electrode, and a solid oxide cell. The solid ion conductor including a metal oxide having a perovskite structure. The metal oxide includes a first, a second, and a third element, each arranged in a cuboctahedral site of the perovskite structure, and includes a fourth and a fifth element, each arranged in an octahedral site of the perovskite structure, or includes a fourth, a fifth, and a sixth element, each arranged in an octahedral site of the perovskite structure, wherein the first element belongs to Group 3 of the Periodic Table, the second element and the third element each belong to Group 2 and have an atomic weight of 30 or more, the fourth and fifth element each belong to one of Groups 8 to 11, and the sixth element belongs to one of Groups 3, 4, or 7 to 12 of the Periodic Table.

Bipolarplatte und eine Bipolarplatte umfassende elektrochemische Vorrichtung

Resumen de: DE102024130749A1

Um eine Bipolarplatte für eine elektrochemische Einheit einer elektrochemischen Vorrichtung, die mehrere elektrochemische Einheiten umfasst, welche längs einer Stapelrichtung aufeinander folgen, wobei die Bipolarplatte Folgendes umfasst:- eine Versteifungsstruktur an einem äußeren Randbereich der Bipolarplatte und- eine längs des äußeren Randbereichs der Bipolarplatte verlaufende Abdichtschweißnaht, welche mindestens zwei Teilnähte, die sich an mindestens einer Überlappungsstelle überlappen, umfasst,zu schaffen, welche trotz des Vorhandenseins von mindestens einer Überlappungsstelle an der Abdichtschweißnaht eine Verringerung der Außenabmessungen der Bipolarplatte ermöglicht, wird vorgeschlagen, dass die Versteifungsstruktur an mindestens einer Umfangsposition der Bipolarplatte, an welcher eine Überlappungsstelle der Abdichtschweißnaht angeordnet ist, jeweils eine Ausweichzone aufweist, in welcher die Versteifungsstruktur unterbrochen oder in ihrer Breite reduziert ist.

Verfahren zum Betreiben eines Brennstoffzellensystems

Resumen de: DE102024210201A1

Verfahren zum Betreiben eines Brennstoffzellensystems (1), wobei das Brennstoffzellensystems (1) einen Brennstoffzellenstack (101), eine Luftleitung (10), eine Abgasleitung (12), eine Brennstoffleitung (20) und eine Rezirkulationsleitung aufweist, wobei die Abgasleitung (12) mit der Luftleitung (10) über eine AGR-Leitung (30) mit einem AGR-Ventil (31) verbunden ist und eine Purgeleitung (40) mit Purgeventil (41) die Rezirkulationsleitung (50) mit der Abgasleitung (12) oder AGR-Leitung (30) verbindet. Es wird ein Öffnungsgrad des AGR-Ventils (31) ermittelt und dieser Öffnungsgrad wird bei der Ermittlung der H2-Konzentration in der Abgasleitung (12) berücksichtigt.

OPERATING MEDIA SUPPLY UNIT FOR A FUEL CELL STACK

Resumen de: WO2026080959A1

The invention relates to an operating media supply unit (100) for a fuel cell stack (300). The operating media supply unit (100) has operating media discharge lines (121, 122, 123) for discharging fluid operating media from the fuel cells (360) of the fuel cell stack (300) and has operating media supply lines (111, 112, 113) for supplying fluid operating media to the fuel cells (360) of the fuel cell stack (300). The operating media supply lines (111, 112, 113) have a coolant supply line (113) and a cathode feed gas supply line (111) which are coupled to one another in a heat-transferring manner via a heat transfer portion (130) in order to change the temperature of a cathode feed gas (KZG) which is conducted, as one of the operating media, in the cathode feed gas supply line (111) to the fuel cell stack (300). The invention further relates to a fuel cell system (400) having a fuel cell stack (300) which is fluidically connected to the operating media supply unit (100) for the supply and discharge of the operating media. The invention further relates to a method for controlling the temperature of the cathode feed gas in the operating media supply unit (100), wherein the line portion of the coolant supply line (113) has a cross-sectional profile of which the cross-sectional area decreases, in relation to to the cross-sectional area at the external connection (140), with increasing proximity to the stack connection (150).

HOT-MELT ADHESIVE SHEET

Resumen de: EP4729589A1

0001 A hot melt adhesive sheet according to the present invention includes a base material and an adhesive layer laminated on at least one surface of the base material, in which the adhesive layer is made of a hot melt adhesive, the hot melt adhesive includes a crosslinked product of an adhesive composition including a crosslinking agent, and the adhesive composition includes a polyester resin, an epoxy resin, and an isocyanate-based crosslinking agent, the epoxy resin includes a bisphenol-type epoxy resin and a rubber-modified epoxy resin, and the bisphenol-type epoxy resin has an epoxy equivalent of 450 g/eq or more and 1000 g/eq or less.

燃料電池システム

Resumen de: JP2026068066A

【課題】複数の燃料電池モジュールを備える燃料電池システムにおいて、騒音の発生や燃料電池スタックの劣化を抑制する。【解決手段】複数の燃料電池モジュールＦＣＭと、システム制御部Ｃｓとを備える燃料電池システムＦＣＳにおいて、各燃料電池モジュールＦＣＭは、エアコンプレッサＡＣＰと、調圧弁ＡＲＶと、モジュール制御部Ｃｍとを備え、各モジュール制御部Ｃｍに送られる前記目標発電電力は、通常発電制御時、燃料電池システムＦＣＳの出力電力が目標出力電力に追従するように設定され、静音発電制御時、燃料電池システムＦＣＳの出力電力が目標出力電力に追従するように、かつ、各調圧弁ＡＲＶにより酸化剤ガスが調圧されないように設定されている。【選択図】図１

SYSTEM FOR SUPPLYING ELECTRICAL POWER TO AN AIRCRAFT-PROPELLING ELECTRIC MOTOR COMPRISING A FUEL CELL

Resumen de: WO2024256299A1

The invention relates to a system (1) for supplying electrical power to at least one aircraft-propelling electric motor (M), the system (1) for supplying electrical power comprising a fuel cell (2), which is configured to be fed with a flow of air (FA) and with a flow of hydrogen (FH) and configured to supply electric power to an electrical distribution unit (3) that is configured to be connected to said propelling electric motor (M), the fuel cell (2) comprising at least a first electrochemical line (LA) and a second electrochemical line (LB) that are mounted electrically in parallel, each electrochemical line (LA, LB) comprising at least two independent stacks (E1-E8) mounted electrically in series, each stack (E1-E8) comprising a plurality of electrochemical cells.

ELECTROCHEMICAL CELL

Resumen de: WO2024254649A1

An electrochemical cell comprising a non electrically-conductive structural frame for supporting components of the electrochemical cell and a tensioning element, wherein the structural frame comprises engagement means adapted to engage the tensioning element, wherein the engagement means comprises at least two bosses on the structural frame, each boss adapted to engage with a corresponding aperture on the tensioning element.

SYSTEMS AND METHODS FOR MANUFACTURING A FUEL CELL INTERCONNECT

Resumen de: WO2024258722A2

The present disclosure generally relates to systems and methods comprising a bipolar plate interconnect. The bipolar plate interconnect includes a porous membrane metallurgically attached to a first side of a first stainless steel structure, and a nickel-phosphorous layer of non-uniform thickness positioned between the porous membrane and the stainless steel structure.

ELECTROCHEMICAL CELL AND METHOD AND SYSTEM FOR MANUFACTURING AN ASSEMBLY FOR THE ELECTROCHEMICAL CELL

Resumen de: WO2024256503A1

The invention relates to a method for manufacturing an assembly for an electrochemical cell, wherein the assembly comprises at least the following structural components: a first plate (10; 10') for supplying and/or discharging fluid, a proton exchange membrane (42), a first electrode (31) arranged between the first plate and the proton exchange membrane, and a first gas diffusion layer (21) arranged between the first plate and the first electrode, and wherein the method comprises the steps of A) providing a base comprising only a portion of the structural components, in particular the first plate and/or the first gas diffusion layer; and B) assembling the assembly, wherein the assembling involves adding the remaining structural components; or the steps of a) providing a base that is different from the structural components; and b) assembling the assembly, wherein the assembling involves adding the structural components; wherein a casing is formed by applying one or more layers of moulding material (70-72) to the provided base, a strength of this moulding material increases after said application, and at least one layer of the moulding material forming the casing or at least a circumferential section of the casing is applied before step B) or b). The invention also relates to an electrochemical cell, in particular a fuel cell or electrolysis cell, a cell stack with cells of this type, as well as a method and a system for manufacturing assemblies for cells or cell stacks of thi

MANIFOLD FOR A FUEL CELL

Resumen de: WO2024256300A1

The invention relates to a manifold (9) for a fuel cell configured to be supplied with an air flow (FA) and with a hydrogen flow (FH), the fuel cell comprising at least two stacks (E1-E8), each stack (E1-E8) comprising a plurality of electrochemical cells, the manifold (9) extending longitudinally along a manifold axis (XC) and vertically along a vertical axis (Z), the manifold (9) defining a body (90) comprising a first lateral face (F1) configured to interface with at least one stack (E1-E4) and a second lateral face (F2) configured to interface with at least one stack (E5-E8), the manifold (9) comprising a connection face (F3) comprising a first hydrogen connector (91a) configured to supply the at least one stack (E1-E4) from the first lateral face (F1) and a first air connector (92a) configured to supply the at least one stack (E1-E4) from the first lateral face (F1).

METHOD FOR PRODUCING A PLATE ASSEMBLY, PLATE ASSEMBLY AND CORRESPONDING ELECTROCHEMICAL CELL

Resumen de: WO2024255952A2

The invention relates to production of a plate assembly (2) of a stack (1) of electrochemical cells (3), wherein plates arranged parallel to one another are additively manufactured in planes oriented perpendicularly to the plates. The invention also relates to an electrochemical cell (3), in particular an electrochemical system in the form of an electrolyzer, with a cell stack (1) comprising two end plates (28, 29), between which at least one such plate assembly (2) and at least two polymer electrolyte membranes (34, 34') are arranged.

ELECTROCHEMICAL SYSTEM

Resumen de: WO2024261031A1

The invention relates to an electrochemical system (1), in particular an electrolysis system, comprising at least two modules (2), in particular electrolysis modules, each comprising at least one stack (19) which is connected to a main supply line (4) via a supply line (3) for supplying a medium, in particular water, wherein a respective at least one valve (5, 6, 7) is arranged in the supply lines (3) for switching a bypass (8) a) for bypassing the respective module (2) and/or the at least one stack (19) of the module (2) and/or b) for limiting, in particular throttling, the through-flow in the direction of the respective module (2) or the at least one stack (19).

METHOD FOR PRODUCING A HALF-PLATE OF A BIPOLAR PLATE, BIPOLAR PLATE AND ELECTROCHEMICAL CELL

Nº publicación: EP4728574A1 22/04/2026

Solicitante:

SCHAEFFLER TECHNOLOGIES AG [DE]

Resumen de: WO2024255939A1

The invention relates to a method for producing a half-plate (1) of a bipolar plate (1'), comprising the steps of: - rolling (V1) a sheet-metal strip (B), - wherein the rolling is carried out in at least one first region (2) of the sheet-metal strip (B) to a uniform first sheet thickness (d1) and in at least one second region (3) of the sheet-metal strip (B) to a uniform second sheet thickness (d2), - wherein the first sheet thickness (d1) is greater than the second sheet thickness (d2) and the first region (2) and the second region (3) are each of a flat form, - introducing (V2) into the at least one first region (2) a surface structure (5) in the form of channels, - cutting the sheet-metal strip (B) to detach the half-plate (1) from the sheet-metal strip (B), wherein the half-plate (1) has at least one first region (2) and one second region (3). The invention also relates to a bipolar plate and to an electrochemical cell.