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641
results.
Updated on
24/06/2025 [06:49:00]
Results 100 to 125 of 641
Absstract of: US2025196722A1
The disclosed subject matter relates to a method for controlling operation of a fuel cell system, FCS, and an electrical energy storage system, EES, wherein the FCS is adapted to be operated with an adjustable set of operating constraints which are adjustable between soft constraints and hard constraints, wherein operating the FCS with hard constraints is associated with a higher expected degradation of the FCS than an expected degradation when operating the FCS with soft constraints, the method including:estimating an actual state of health of the FCS and an actual state of health of the EES,determining an expected state of health of the FCS and an expected state of health of the EES andcontrolling operation of the FCS and of the EES based on a deviation (ΔFCS) between the actual state of health and the expected state of health of the FCS and the EES.
Absstract of: US2025196720A1
A method for component monitoring for a vehicle, in particular a utility vehicle, having a fuel cell system including a turbomachine with a component, and a control device for controlling the turbomachine. The method includes: detecting sensor data relating to the component using a sensor device; ascertaining a comparison variable via the control device, taking into account the sensor data; comparing the sensor data with the comparison variable and ascertaining an event variable that can be characterized by the sensor data and that relates to the component on the basis of the comparison; and outputting the event variable depending on the event variable.
Absstract of: US2025196052A1
A filter body is provided with a filter medium that has filter layers arranged one over the other, wherein each filter layer is provided with at least one active material. The at least one active material may be the same in each of the filter layers. The filter layers are flowed through serially one after another in a through-flow direction of the filter body. The filter body is provided with sensor devices arranged one after another in the through-flow direction of the filter body, wherein each sensor device is arranged between neighboring filter layers so that the sensor devices in the through-flow direction of the filter body determine a sorption capacity of the at least one active material of each filter layer over a service life of the filter body.
Absstract of: US2025201870A1
An apparatus for manufacturing a membrane electrode arrangement comprises at least one first transport apparatus, which is set up to convey at least one first carrier frame at a first conveying speed, and a first arranging apparatus in the form of a vacuum drum, which is set up to arrange at least one membrane on the at least one first carrier frame while the latter is being conveyed by the first transport apparatus. Furthermore, the apparatus for manufacturing a membrane-electrode arrangement comprises a second arranging apparatus in the form of a vacuum drum, which is set up to arrange at least one second carrier frame on the membrane while the latter is conveyed together with the first carrier frame by the first transport apparatus.
Absstract of: US2025201895A1
The invention relates to a cell-stacking system for stacking segments of energy cells, said system comprising: —a feed device which continuously feeds the segments at a feed speed, and —at least one cell-stacking unit which receives the segments from the feed device and stacks said segments one on top of the other to form stacks, wherein —the cell-stacking unit has at least one removal device and one depositing element, wherein —the removal device is driven to perform a repeating alternating movement consisting of an acceleration and a deceleration, and —the removal device receives the segments at the feed speed from the feed device and transfers said segments in a decelerated movement or at a standstill to the depositing element.
Absstract of: US2025202041A1
Disclosed is a preparation method for an ionic liquid/polymer composite film including uniformly mixing a base material with an unsaturated double bond-containing ionic liquid solution by a good solvent to obtain a casting solution, wherein the base material includes at least one of polybenzimidazole and a polybenzimidazole derivative; flatly laying the casting solution on a substrate, and drying to remove the solvent to obtain a solid film; and performing ionizing radiation on the solid film to generate polymerization/cross-linking by inducing induce the ionic liquid and entangle a polyionic liquid molecular chain with a polymer molecular chain in the base material to fix the ionic liquid in the base material to form a composite film. An ionic liquid/polymer composite film and an application thereof is also disclosed.
Absstract of: US2025201865A1
A method for manufacturing a bipolar plate comprising a step of superposing, along a stack axis (A), a first release film (4), at least one carbon reinforcing film (2), at least one thermosetting resin film (3) and a second release film (4), in order to form a stack (1), and a step of pressurizing the stack (1) in a compression system, the pressurizing step being carried out at a predetermined forming pressure and a predetermined forming temperature for a second predetermined time. The carbon reinforcing film (2) is a nonwoven reinforcing film (2) comprising a plurality of reinforcing fibers (21), each reinforcing fiber (21) extending along an orientation axis (F), the orientation axis (F) of at least 10% to 60% of the reinforcing fibers (21) is oriented along the stack axis (A).
Absstract of: AU2023387783A1
Embodiments described herein include systems and methods for managing electrical power among various energy generation, storage, and consumption systems, including micro-grids or nano-grids. Computing systems and electrical hardware send and receive electrical power, to or from various energy storage, transfer, and consumption sites, particularly where certain nano-grids are not electrically wired to the energy generation and storage subsystems. A grid adapter receives energy from various sources, reduces noise in the electrical waveform (e.g., harmonics), and determines an amount of power to deliver to nano-grids via electrical connections or delivery vehicles to achieve acceptable operation according to grid codes or other operational configurations. A storage system may include a flow battery that exchanges electricity, based on required power or surplus power, with delivery vehicles according to an electrolyte swap for the flow battery.
Absstract of: WO2024137217A1
A new multilayer ion-exchange membrane comprising an ion-exchange membrane layer, a catalyst layer coated on a first surface of the ion exchange membrane, a first polyelectrolyte multilayer coated on the catalyst layer, and optionally a second polyelectrolyte multilayer coated on a second surface of the ion-exchange membrane for electrolysis applications has been developed.
Absstract of: CN119497784A
A hybrid heat transfer assembly includes an operating device having a coolant circuit including a cooling fluid inlet and a cooling fluid outlet. The heat sink has a heat sink inlet connected to the cooling fluid outlet and a heat sink outlet connected to the cooling fluid inlet. A heat sink fan proximate the heat sink directs air through the heat sink. The chiller includes an evaporator having an evaporator inlet connected to the cooling fluid outlet and an evaporator outlet connected to the cooling fluid inlet. The compressor is connected to the evaporator, the condenser is connected to the compressor, and the expansion valve is connected to the condenser and the evaporator. A refrigerant circuit connects the evaporator and the compressor, connects the condenser and the compressor, and connects an expansion valve to the condenser and the evaporator. A condenser fan proximate the condenser directs air through the condenser.
Absstract of: US2025192197A1
A valve includes a discoid valve element pivotable between open and closed positions. On an outer circumferential region of the valve element, an annular valve-element sealing face is provided, and an annular valve seat surrounds a valve opening. On an inner circumferential region of the valve seat, a valve-seat sealing face annularly surrounding a valve-opening center axis is provided and is in contact with the valve-element sealing face in the closed position. The valve seat includes a support element and an annular valve-seat sealing element supported thereon. The sealing face is on the sealing element. The support element includes a body portion supporting it preventing movement radially outward relative to the center axis. The sealing element includes, on one axial side of the body portion, a sealing portion protruding beyond the body portion axially relative to the center axis. The entire sealing face is formed on the sealing portion.
Absstract of: JP2025091558A
【課題】燃料電池システムの運転停止時に、燃料電池の劣化を抑制する。【解決手段】制御装置２６は、燃料電池自動車１１（燃料電池システム１０）の運転停止信号を検知したとき、燃料電池スタック１２の発電電圧Ｖｆｃを第１の電圧低下レートＶｄｒ１で緩やかに低下させて余剰の発電電力を蓄電装置２４４に充電する。その後、第１の電圧低下レートＶｄｒ１より高い第２の電圧低下レートＶｄｒ２で発電電圧Ｖｆｃを急激に低下させることで、燃料電池スタック１２の劣化を抑制する。【選択図】図１
Absstract of: US2025192209A1
A plurality of detachable hydrogen tanks, a fuel cell for consuming hydrogen by hydrogen is supplied, a hydrogen supply pipe flowing hydrogen is connected to the hydrogen tank and the fuel cell, and a hydrogen consumption system having a control device, the hydrogen tank has an on-off valve in the connection portion between the supply pipe, the supply pipe is provided with a push rod to the connection portion between the hydrogen tank, the control device is a hydrogen tank for supplying hydrogen from a plurality of hydrogen tanks and a hydrogen tank that does not supply hydrogen, the hydrogen tank for supplying hydrogen is moved toward the push rod to the on-off valve and a connection position capable of supplying hydrogen to the supply pipe, to move the push rod to the hydrogen tank that does not supply hydrogen is a standby position.
Absstract of: JP2025091591A
【課題】負荷運転の稼働準備が整うまでの時間を短縮できる電気化学システムを提供する。【解決手段】電気化学システムは、燃料極と、空気極と、燃料極と空気極とを離隔する固体酸化物の電解質と、を含むセルを複数積層したスタックと、燃料極および空気極に供給されるガスの量を調節する調節弁と、セルを加熱する加熱装置と、を備え、無負荷運転から負荷運転に切り替える起動時に、調節弁および加熱装置を制御する起動部を備え、起動部は、加熱装置の出力を高くし、調節弁によりガスの量を増やす。【選択図】図１
Absstract of: JP2025091774A
【課題】電解質の溶解性が高く、電解質の析出を抑制することができ、かつ、電解液としての抵抗が低い電池用電解液を提供する。【解決手段】レドックス対となるアニオンと、カチオン（Ａ）と、水とを含有する電池用電解液であり、下記（１）～（４）の条件をすべて満たす電池用電解液。（１）上記カチオン（Ａ）は、膜抵抗が１Ωｃｍ２以下であるカチオン（Ａ１）を１種のみと、膜抵抗が５Ωｃｍ２以上である有機カチオン（Ａ２）を少なくとも１種以上と、を含有する；（２）上記カチオン（Ａ１）と塩化物イオンとの塩の０．０１ｍｏｌ／Ｌ水溶液のｐＨが３～８である；（３）上記有機カチオン（Ａ２）と塩化物イオンとの塩の０．０１ｍｏｌ／Ｌ水溶液のｐＨが３～１０である；（４）上記カチオン（Ａ１）の濃度が１ｍｏｌ／Ｌ以上５ｍｏｌ／Ｌ未満であり、前記有機カチオン（Ａ２）の濃度が１ｍｏｌ／Ｌ以上４ｍｏｌ／Ｌ未満である。【選択図】図１
Absstract of: JP2025092190A
【課題】落下時にガスタンクの弱点部位が地面に直撃することを回避することができる燃料電池ドローンを提供する。【解決手段】燃料電池ドローン１０は、燃料電池１２によって航行する燃料電池ドローン１０であって、本体１１と、本体１１に搭載され、燃料電池１２の燃料ガスが充填される円筒状の高圧ガスタンク１３と、本体１１に対し高圧ガスタンク１３の軸方向および鉛直軸方向と直交する軸周りに回動可能に設けられる脚１６と、を備え、落下時には、脚１６は、脚１６の重心が高圧ガスタンク１３の端部１３Ｂ側に移動するように回動される。【選択図】図２
Absstract of: JP2025092119A
【課題】メタノール濃度制御の精度を向上させることができるメタノール濃度の制御方法等を提供する。【解決手段】メタノール濃度、密度及び温度からなる群より選択される少なくとも１種が経時的に変化するメタノール組成物において、当該メタノール濃度を所定範囲Ｒ1に制御するための方法であって、前記メタノール組成物に対して、制御期間Ｐ中に測定された密度Ｄ及び温度Ｔのデータ群Ｇ1を取得する工程（Ａ）と、前記データ群Ｇ1から対応するメタノール濃度群Ｇ2を算出する工程（Ｂ）と、前記メタノール濃度群Ｇ2の中央値αに基づき、前記メタノール組成物に対して、メタノール濃度Ｃ1を有するメタノール組成物ＭＣ1及び／又は水を添加する工程（Ｃ）と、を有し、前記メタノール組成物ＭＣ1及び／又は水の添加量が、前記所定範囲Ｒ1から選択される標的メタノール濃度Ｃ0と前記中央値αとの差に基づき決定される、方法。【選択図】なし
Absstract of: JP2025092110A
【課題】制御負荷を抑えつつメタノール濃度制御の精度を向上させることができるメタノール濃度の制御方法等を提供する。【解決手段】メタノール濃度、密度及び温度からなる群より選択される少なくとも１種が経時的に変化するメタノール組成物において、当該メタノール濃度を所定範囲Ｒ1に制御するための方法であって、前記メタノール組成物に対して、制御期間Ｐ中に測定された密度Ｄ及び温度Ｔのデータ群Ｇ1を取得する工程（Ａ）と、前記データ群Ｇ1から対応するメタノール濃度群Ｇ2を算出する工程（Ｂ）と、前記メタノール濃度群Ｇ2の平均値αに基づき、前記メタノール組成物に対して、メタノール濃度Ｃ1を有するメタノール組成物ＭＣ1及び／又は水を添加する工程（Ｃ）と、を有し、前記メタノール組成物ＭＣ1及び／又は水の添加量が、前記所定範囲Ｒ1から選択される標的メタノール濃度Ｃ0と前記平均値αとの差に基づき決定される、方法。【選択図】なし
Absstract of: WO2024145141A1
An ionically conductive thin film composite (TFC) membrane is described. The low cost, high performance TFC membrane comprises a first micropous support membrane, a hydrophilic ionomeric polymer coating layer on a first surface of the microporous support membrane, and a second microporous support membrane on the surface of the hydrophilic ionomeric polymer coating layer opposite the first microporous support membrane. The hydrophilic ionomeric polymer coating layer is ionically conductive. The ionomeric polymer can also be present in the micropores of the first microporous support membrane. Methods of making the TFC membranes and redox flow battery systems incorporating the TFC membranes are also described.
Absstract of: WO2025128460A1
Improved performance ion exchange membranes for use in REM, AEM and DMFC fuel cells, buffered fuel cells, hydrolysis, other applications comprise a molecular matrix of homopolymers, di-monomer, heteropolymers, copolymers, or block-polymers of fluorocarbon and hydrocarbon compounds combined with (i) skeletal support grid to improve durability, handling, reduce membrane swelling, and sequester dopants and nanoparticles from leakage; (ii) microporous membrane formed using a sacrificial filler process enhancing conductivity and limiting fuel crossover; (iii) hetero-ionomeric matrix of two-or-more membrane-bound acids e.g. sulphonic and phosphonic acid expanding usable range; (iv) permanent fillers enhancing conductivity and porosity including nanoparticles, metal-oxides, zeolites, silicates, GOs, CNTs, MOFs, POSS, and others; (v) ionic liquid doping to enhance membrane conductivity; (vi) membrane nanocoating preventing H2O2 diffusion; and/or (vii) catalytic nanocoating with metals, metal-oxides, and MOFs preventing atmospheric toxin catalyst poisoning. Combined with a heterogenous GDI, the IEM is integrated into iBFC power blade and energy bank applications.
Absstract of: WO2025128328A1
Systems and methods are provided for a cell of a redox flow battery system. The electrode cell includes a membrane frame assembly, a bipolar plate frame assembly, and a thermal weld positioned between the membrane frame assembly and the bipolar plate frame assembly. The thermal weld includes material from a frame of the membrane frame assembly and a frame of the bipolar plate frame assembly.
Absstract of: WO2025128071A2
A corrugated-flat-tubular electrochemical cell configured in a layered structure including a porous metal support layer having disposed therein a plurality of gas flow channels, a barrier layer, a fuel electrode layer, a solid oxide electrolyte layer, and an oxygen electrode layer, wherein each layer is configured in a corrugated pattern.
Absstract of: WO2025127831A1
The present specification discloses a titanium plate for a bipolar plate, having excellent surface conductivity and excellent durability. The titanium plate for a bipolar plate, according to the present invention, comprises, by wt%: a base material including 0.001-0.09% of Si, 0.065% or less of Al, and the remainder of Ti and inevitable impurities; and a surface film layer including 0.20% or less of Si, 0.20% or less of O, and the remainder of Ti and inevitable impurities, wherein the surface film layer having the maximum wt% of O can satisfy expression (1). Expression (1): 0.05 ≤ Si/(Ti+O) ≤ 0.4 (wherein Si, Ti, and O indicate wt% of the respective elements.)
Absstract of: WO2025127734A1
The present invention relates to a steel material for a polymer fuel cell separator and a method for manufacturing same. The steel material for a polymer fuel cell separator comprises: a steel material from which an oxide film is removed; and a carbon coating layer formed on the surface of the steel material, wherein the carbon coating layer contains 90 wt % or more of graphite having a SP2 bond, and has excellent conductivity and oxidation resistance.
Nº publicación: WO2025127816A1 19/06/2025
Applicant:
SAMSUNG ELECTRO MECH CO LTD [KR]
SAMSUNG ELECTRO-MECHANICS CO., LTD
Absstract of: WO2025127816A1
An example embodiment of the present disclosure provides a separator for an electrochemical device including a fluid inlet, a fluid outlet, and a plurality of streamlined walls configured to provide at least a portion of a flow path connected to the fluid inlet and the fluid outlet, and at least two of the plurality of streamlined walls, including one streamlined wall closer to the fluid inlet than another streamline wall, have a shape in which straight lines connecting one end and the other end are not parallel to each other.
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