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검사 대상 부품의 진단 방법 및 측정 장치

Absstract of: WO2024231357A1

The invention relates to a method and to a measurement arrangement for diagnosing a component to be examined, said method comprising the steps of: operating the component (10) to be examined in an electrical circuit (11) at a predefined operating point for a predefined first measurement interval (12); and, during this first measurement interval, detecting a measurement signal and an excitation signal (13) in the circuit as a function of time, wherein the excitation signal is a signal from a passive component (14) in the circuit, which signal is in a predefined first excitation state (15) at the start of the first measurement interval, and the measurement signal results from a superposition of the excitation signal of the passive component and an operating signal from the component to be examined.

電気化学装置

Absstract of: JP2025179467A

【課題】シール性などの特性が向上し、発電性能や電解性能の向上を容易に実現可能な電気化学装置を提供する。【解決手段】実施形態において、第１のエンドプレートは、エンドプレートガス流路が設けられ、金属部材は、エンドプレートガス流路と連通する金属部材ガス流路が設けられている。第１のエンドプレートと金属部材との間には、エンドプレートガス流路と金属部材ガス流路との間を密封するためのガスケットが設置されており、ガスケットは、金属材料によって形成されている。金属部材のうち積層方向において第１のエンドプレートに対面する面を被覆するように、絶縁膜が形成されている。【選択図】図５Ａ

燃料電池

Absstract of: JP2025179588A

【課題】膜電極接合体の面内における水分含有率の分布を均一化するための技術を提供する。【解決手段】電解質膜１２の厚さ方向に対して垂直な平面に酸化剤ガス流路５０及び冷媒流路６０を投影することによって得られる投影図において、酸化剤ガス流路５０と冷媒流路６０との重複部分７０が存在し、重複部分７０は、酸化剤ガス流路５０における酸化剤ガスの流れ方向と冷媒流路６０における冷媒の流れ方向とが一致する一致部分７１を含み、投影図において酸化剤ガス流路５０の面積に対する一致部分７１の面積の比率が０．８以上である。【選択図】図５

燃料電池システム

Absstract of: US2025372672A1

A fuel cell system according to an embodiment includes a fuel cell stack, an oxidant gas supply and drive unit, an oxidant gas discharge line, a first gas pressure regulation unit, a sealable humidifying water tank, a humidifying water supply line, and a humidifying water discharge line. The humidifying water tank is connected to a part of the oxidant gas discharge line, which is upstream of the first gas pressure regulation unit, and stores humidifying water to be supplied to the fuel cell stack. The humidifying water supply line supplies the humidifying water from the humidifying water tank to the fuel cell stack. The humidifying water discharge line discharges the humidifying water from the fuel cell stack outside the fuel cell system.

新規の重合体およびこれを含む陰イオン交換膜

Absstract of: CN120641449A

The present invention provides a novel polymer and an anion exchange membrane having improved ionic conductivity and improved durability due to the inclusion of the novel polymer.

SYSTEMS AND METHODS FOR PREPARING EMBOSSED GRAPHITE-BASED WEBS

Absstract of: CN120604365A

Systems, methods, and products are described that involve a set of calender rollers positioned adjacent to a set of embossing or cutting or combining rollers, but without a heating unit disposed therebetween. The produced embossed or cut graphite-based webs with bipolar plate structures can be manufactured at reduced cost and with improved quality.

ELECTROCHEMICAL DEVICE HAVING A MODULAR STACK CELL STRUCTURE

Absstract of: WO2024161280A1

An electrochemical device with a modular stack cell structure has, at one end, a cathode plate (h1) and, at the other end, a cathode plate (h2), two electrolyte membranes (ccm), and an anode plate (2a ) between the electrolytic membranes (ccm) which are arranged in a sandwich on the sides of the anode plate (2a). The cathode plates (h1, h2) include gas collection chambers (60) connected to each other via passages (61) and connection channels (16), and communicating with the outside via a hydrogen manifold (15). The anode plate (2a) has a serpentine channel (20) closed laterally by the electrolytic membranes (ccm) and communicating with the outside via an inlet manifold (21) and an outlet manifold (22).

Improved advanced hydrogen fuel cell

Absstract of: GB2641587A

An improved advanced hydrogen fuel cell system is described in which the anode cell includes an acidic electrolyte and the cathode cell includes an alkaline electrolyte, operation of improved advanced hydrogen fuel cell system yields an increase in the generation of fuel cell voltage in comparison to known hydrogen fuel cell. In addition, the improved advanced hydrogen fuel cell system is compatible with water electrolysis processes, in particular unipolar electrolysis of water that further increases the energy output of the system and efficiency.

INVERTED CENTRIFUGAL BLOWER SYSTEM AND FUEL CELL INCORPORATING SAME

Absstract of: MX2025005166A

A centrifugal blower system comprising a series of blower units, each blower unit in the series comprising a casing having an axial inlet and a radial outlet, an impeller disposed within the casing for drawing a gaseous medium at a first pressure into the axial inlet and expelling gaseous medium at a second higher pressure through the radial outlet and a motor for driving the impeller; and, a duct connecting the radial outlet of at least one blower unit in the series of blower units with the axial inlet of at least one other blower unit in the series of blower units, wherein the axial inlet of the at least one blower unit in the series of blower units is positioned substantially opposite to the axial inlet of the at least one other blower unit in the series of blower units.

POWER SUPPLY SYSTEM FOR A VEHICLE

Absstract of: EP4659993A1

The invention relates to devices utilizing a hydrogen fuel element for the accumulation of electricity in order to provide vehicle movement, or to function as an independent source of energy. The technical result achieved in the implementation of this invention is to increase the reliability of using hydrogen fuel cells within the vehicle's power supply system. The specified technical result is achieved due to a vehicle power supply system containing a housing, which, in turn, contains a voltage converter and a hydrogen supply module connected by nylon tubes with, at least, two fuel cells, characterized in that the housing of each fuel cell has a fan, an air filter and a fuel cell control board connected to a buffer battery via a solid-state relay; and the hydrogen supply module has an input for connecting a hydrogen storage and supply system and a low pressure reducer, the output of which is connected via a solenoid valve to nylon tubes, which, in turn, are connected to fuel cells, while the outputs of each fuel cell control board are connected to a voltage converter via the main control board, and the voltage converter is electrically connected to a traction battery and a traction electric motor of a vehicle.

GAS DIFFUSION LAYER MANUFACTURING METHOD, CATHODE, ION EXCHANGE FILM-ELECTRODE ASSEMBLY, AND SOLID ELECTROLYTE ELECTROLYSIS DEVICE

Absstract of: EP4660351A1

Provided is a method of producing a gas diffusion layer (10) including: a carbon fiber layer (10a) including a carbon fiber; and a porous layer (10c) including a conductive substance and a binder resin, the method including applying a conductive substance (P) from a surface (10b) side of the carbon fiber layer (10a) of a laminate including the carbon fiber layer (10a) and the porous layer (10c) by a spraying method or a vapor phase method. The production method can produce a gas diffusion layer having high electrolysis activity.

SILENCER FOR AN EXHAUST LINE OF A FUEL CELL SYSTEM

Absstract of: EP4660426A1

Die Erfindung betrifft einen Schalldämpfer mit einer durch ein Gehäuse (13) zumindest teilweise begrenzten Kavität (10), einer innerhalb der Kavität (10) angeordneten Schalldämpfvorrichtung (20) zur Reduzierung eines Geräusches des Abgasstroms (S) und einer innerhalb der Kavität (10) stromaufwärts der Schalldämpfvorrichtung (20) angeordneten Wasserabscheidevorrichtung (30) zur Abtrennung von Wasser aus dem Abgasstrom (S). In einer Schalldämpfkammer (21) ist eine Strömungsleitvorrichtung (23) angeordnet, die ein Aufweitungselement (231) zur radialen Aufweitung zumindest eines Teils des durch die Eintrittsöffnung (211) strömenden Abgasstroms (S) aufweist und einen Rückströmungskanal (230) ausbildet, innerhalb dessen ein Strömungspfad für den Abgasstrom (S) bereitgestellt wird, dessen Strömungsrichtung (SR) entgegengesetzt zur Hauptströmungsrichtung (R) verläuft. Der Schalldämpfer ist für den Abgasstrang von Brennstoffzellen vorgesehen.

FUEL BATTERY MODULE AND FUEL BATTERY DEVICE

Absstract of: EP4661122A1

A fuel cell module includes a fuel cell stack, a terminal, a bus bar, a first joint part, the first joint part, and a container. The terminal is configured to output electric power generated by the fuel cell stack. The bus bar is coupled to the terminal. The first joint part 14 joins the terminal and the bus bar to one another. A second joint part joins the bus bar to an external conductor at a position of the bus bar different from a position joined to the terminal. A linear expansion coefficient of the first joint part is equal to or less than a linear expansion coefficient of the bus bar.

A METHOD OF PRODUCTION OF LAYERED COMPOSITE MATERIAL PACKS FOR USE AS AN ELECTRODE BY A MATERIAL BONDING PROCESS

Absstract of: EP4661119A1

A method of production of layered composite material packs for use as an electrode by a material bonding process, comprises:• stacking multiple material layers to be bonded on top of each other forming a pack (3),• assembling several packs (3) on top of each other for forming a stack (8), with placing inert interface plates between adjacent packs (3), such that each pack (3) in the stack (8) being separated by an inert interface plate,• placing inert interface plates on the top and the bottom of the stack (8),• placing the stack (8) in between a top (5) and a bottom (4) plate and connecting the top (5) and bottom (4) plates with constraining fixtures (6) for forming a rack (16), whereas the material of the constraining fixtures (6) is so chosen that thermal expansion coefficient of the constraining fixtures (6) is smaller than a value of thermal expansion for the total of the stack (8),• pressing towards each other the top plate (5) and the bottom plate (4) to apply an initial pressing force for bringing all material layers of each pack (3) into firm contact with each other,• placing the rack (16) into a furnace,• heating up the furnace to a bonding temperature for applying heat to the rack (16) with a heating rate between 0.1K/min and 35K/min and applying a connecting pressure due to the difference in thermal expansion coefficients of the stack (8) material and the constraining fixtures (6),• holding the bonding temperature for a predetermined holding time to

METHOD AND DEVICE FOR HANDLING STACKED COMPONENTS

Absstract of: EP4661121A1

Die Erfindung betrifft ein Verfahren zur Handhabung eines flächigen Stackbauteils (2) eines Brennstoffzellenstacks vor einer Montage in den Bennstoffzellenstack, umfassend die Schritte: Auflegen des flächigen Stackbauteils (2) auf eine Auflage, wobei das Stackbauteil (2) eine Vielzahl von Öffnungen (20) an einem Rand (21) des Stackbauteils (2) aufweist, Aktivieren einer Spreizvorrichtung (3), wobei ein Positionieren von mehreren Spreizelementen (30) der Spreizvorrichtung (3) derart erfolgt, dass in mehreren Öffnungen (20) des Stackbauteils (2) mindestens ein Spreizelement (30) angeordnet ist, und Bewegen der Spreizelemente (30) in den Öffnungen (20) des Stackbauteils (2) derart, dass das Stackbauteil (2) gespannt wird, so dass das Stackbauteil (2) in einer Ebene ausgerichtet ist.

A METHOD AND DEVICE FOR FILLING A COOLANT TO A COOLANT CIRCUIT OF A FUEL CELL SYSTEM

Absstract of: EP4661118A1

The disclosure relates to a method for filling a coolant to a coolant circuit (2) of a fuel cell system (1), the method comprising:- filling (S1) coolant to the coolant circuit (2),- during filling coolant to the coolant circuit (2), controlling (S2) a fluid pressure in at least one gas path (41, 42) of a fuel cell stack (3) of the fuel cell system (1). The disclosure also relates to a device (100) for filling a coolant to a coolant circuit (2) of a fuel cell system (1), to a fuel cell system (1) and to a vehicle (200)

A MEMBRANE-ELECTRODE-ASSEMBLY FOR FUEL CELLS AND ELECTROLYSERS WITH ION EXCHANGE MEMBRANE, A CELL STACK AND A METHOD OF MANUFACTURING

Absstract of: EP4661117A1

The invention relates to a membrane electrode assembly (100). The membrane electrode assembly (100) comprises a catalyst coated membrane (CCM) member (110) with a polymer membrane (111) that is at least partially coated with a catalyst coating (112, 113), a frame member (140), two fluid distribution layers (121, 122) and an adhesive layer (150). The CCM member (110), the adhesive layer (150) and the frame member (140) are stacked in a stacking direction (SD). The fluid distribution layer (121, 122), which is arranged on the same membrane side (S1, S2) as the frame member (140), is arranged laterally inwards of an inner edge of the frame member (140) and so that the fluid distribution layer (121, 122) overlaps the adhesive layer (150) and the CCM member (110). The adhesive layer (150) forms an adhesive bond between the CCM member (110), the frame member (140) and said fluid distribution layer (121, 122). The frame member (140) extends from the adhesive layer (150) in the stacking direction (SD) beyond said fluid distribution layer (121, 122). With this configuration, the frame member (140) can provide a sealing surface (144) in a stack and thus, can function as a seal for the membrane electrode assembly (100). The sealing function can be improved by providing the frame member (140) at least partially from a material for sealing. For instance, the frame member (140) can be made entirely of a seal material or may comprise at least a seal layer (1433) made of a seal material. The

ASSEMBLY DEVICE FOR FUEL CELL STACKS

Absstract of: EP4661120A1

Die Erfindung betrifft eine Montagevorrichtung zur Montage eines Brennstoffzellen-Stacks (2), umfassend einen ersten Arbeitsbereich (11), in welchem Stack-Bauteile (20) zu einem Stack in einer Stapelhilfe (4) gestapelt werden, einen zweiten Arbeitsbereich (12), in welchem im ersten Arbeitsbereich (11) zum Stack gestapelten Stack-Bauteile (20) mit einer Grundplatte (21) und einem Deckel (22) zu einem Brennstoffzellen-Stack (2) gepresst und fixiert werden, und einen Dreh-Hub-Tisch (3) mit einer Hubvorrichtung (30) und einer Drehachse (31), welche zwischen dem ersten Arbeitsbereich (11) und dem zweiten Arbeitsbereich (12) angeordnet ist und welcher für eine 180°-Drehung eingerichtet ist, um die gestapelten Stack-Bauteile (20) vom ersten Arbeitsbereich (11) zum zweiten Arbeitsbereich (12) zu fördern.

METHOD FOR PRODUCING A BIPOLAR PLATE, BIPOLAR PLATE AND ELECTROCHEMICAL CELL

Absstract of: CN120513530A

The invention relates to a method for producing a bipolar plate (1), comprising two electrically conductive individual plates (1a, 1b), each of which is formed from a polymer-graphite composite material, comprising the following steps: providing the two individual plates (1a, 1b); providing an annular strip of metal sheet (2); placing a strip (2) of sheet metal between the two individual plates (1a, 1b) in the peripheral region of the individual plates (1a, 1b); and-fusing the sheet metal strip (2) into adjacent surfaces (3a, 3b) of the individual plates (1a, 1b), the two individual plates (1a, 1b) being connected to each other in the region of the sheet metal strip (2) in a fluid-tight and electrically conductive manner. The invention also relates to a bipolar plate (1) and an electrochemical cell (10).

FUEL CELL SHIP

Absstract of: EP4659992A2

Problem To provide a fuel cell ship capable of minimizing damage when a storage battery explodes for some reason.Solution A fuel cell ship includes a storage battery compartment installed with a storage battery that supplies, to a propulsion device, electric power different from electric power by a fuel cell. The storage battery compartment is provided between a deck and a ship bottom portion of a hull.

PATTERNED ALKALINE EXCHANGE MEMBRANES

Absstract of: AU2024214099A1

The present disclosure relates to patterned anion exchange membranes comprising cross-linked segments and non-crosslinked segments. The present disclosure further relates to methods of manufacturing of the patterned anion exchange membranes, as well as electrochemical devices comprising the disclosed patterned anion exchange membranes.

ELECTRODE MATERIALS FOR MEMBRANE ELECTRODE ASSEMBLY

Absstract of: AU2024214812A1

The present disclosure relates to a membrane electrode assembly comprising a support and a catalyst/ionomer layer, said catalyst/ionomer layer comprising a cross-linked ionomer. The present disclosure further relates to methods of manufacturing the membrane electrode assemblies, as well as electrochemical devices comprising the disclosed membrane electrode assemblies.

METHANOL PRODUCTION SYSTEM FOR FLOATING LIQUEFIED NATURAL GAS FACILITY

Nº publicación: KR20250173031A 10/12/2025

Applicant:

삼성중공업주식회사