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483
results.
Updated on
21/08/2026 [06:48:00]
Results 150 to 175 of 483
Absstract of: CN122576991A
本发明涉及船舶能量管理技术领域，公开了一种氢燃料电池船舶能量管理系统控制方法，其中该控制方法包括：航行前对燃料电池执行多点稳态测试和阶跃响应测试，获取实测氢耗率多项式函数、高效运行功率区间及自适应截止频率；获取各航段气象海况数据，基于数值积分计算各航段波动氢耗修正系数；以修正后的氢耗模型为目标函数，结合高效运行功率区间约束求解各航段最优功率分配方案；航行中以自适应截止频率对实时负载功率进行频率分离，生成燃料电池和锂电池功率指令，并以滚动优化方式持续更新功率分配方案。
Absstract of: CN122576227A
本发明属于阴离子交换膜燃料电池相关技术领域，并公开了一种改善AEMFC水平衡的梯度润湿性气体扩散层制备方法，其包括：S1、对AEMFC的初始气体扩散层，采用去离子水清洗后干燥待用；S2、将初始气体扩散层的微孔层外表面覆盖掩膜版以构成复合体，其中掩膜版的掩膜图案被设计为具备多道彼此间隔且平行延伸的狭缝；S3、对复合体执行氧等离子体处理，由此使得氧等离子体照射到的区域向亲水性转变，而被掩膜版遮挡的区域保持原有的疏水性；S4、静置冷却至室温，由此获得所需的气体扩散层。通过本发明，能够通过工艺可控、重复性好的方式来显著优化AEMFC内部水气分布状态，改善电池水平衡调控能力，因而尤其适用于AEMFC在各类湿度条件下的综合性能提升场合。
Absstract of: CN122558305A
本发明公开了一种增强型非氟离子传导膜及其制备方法和应用，其中，传导膜包括支撑体和膜层；支撑体的材质为PP，且为多孔结构；膜层包括聚合物基质，其中掺杂有蛭石纳米片；聚合物基质选自聚醚砜类、聚醚醚酮类、聚酰亚胺、聚苯并咪唑以及聚乙烯吡啶中的一种。制备方法是将聚合物基质溶解至VNs分散液中制得铸膜液，再将铸膜液涂覆于多孔PP基底上，静置后经固化、干燥即可。本发明通过构建纳米受限通道网络，用以解决选择性膜中机械强度与离子传输效率之间的权衡问题，为储能系统提供了高性能膜。
Absstract of: CN122576257A
本申请涉及一种燃料电池泄漏检测方法、装置、电子设备以及车辆，涉及电池安全技术领域，该燃料电池泄漏检测方法包括：在目标车辆中目标燃料电池处于断电状态的情况下，从阳极进氢口向目标燃料电池的氢腔供给氢气，直至氢腔的压力值达到目标压力值；关闭目标燃料电池的排水阀、排氮阀和阳极进氢口，检测氢腔的实际压力下降速率；基于氢腔的实际压力下降速率，确定目标燃料电池是否存在泄漏以及存在泄漏时目标燃料电池的泄漏开度。用于在不增加额外成本的情况下对燃料电池进行泄漏检测。
Absstract of: CN122576229A
本发明提供了一种超薄铂钯基合金异质纳米结构电催化剂及其制备方法与应用，属于纳米材料电催化技术领域。本发明通过将铂盐、钯盐、钒源、还原剂和形貌控制剂溶于水和二乙烯三胺的混合溶液中，充分搅拌均匀，加热反应，冷却后将溶液用乙醇离心清洗，干燥后收集产物，得到所述超薄铂钯基合金异质纳米结构催化剂。本发明的合成方法操作简便，通过一步液相合成法即可实现对超薄PtPd基异质结构的催化剂可控制备，所得催化剂具有二维超薄形貌，暴露出丰富的不饱和配位原子和活性位点，电化学测试表明，该催化剂的活性和稳定性均优于商业Pt/C催化剂，可用于电催化氧还原反应中。
Absstract of: CN122576235A
本发明涉及可逆固体氧化物电池技术领域，提供一种空气电极及其制备方法和应用。本发明通过溶胶凝胶法和分步煅烧制备出Ba0.9Ce0.1Fe1‑xYxO3‑δ(x=0.05，0.1)材料，再用前驱体溶液PrCoO3‑δ浸渍，制备形成空气电极复合层。采用上述材料齐聚空气电极能够提高氧还原与氧析出反应（ORR/OER），应用电池在中温范围内性能优异，并可以降低成本。
Absstract of: CN122576277A
本发明提供了一种固态3.5价钒电解质的制备方法，包括：将VO2粉末和V3O5粉末混合后压制成块，然后煅烧，即得。其中，所述VO2粉末通过如下步骤制备得到：将VO(OH)2固体在惰性气氛、200~800℃条件下煅烧4~8h，得到VO2粉末；所述V3O5粉末通过如下步骤制备得到：将VO(OH)2固体在还原性气氛、400~600℃条件下煅烧4~6h，或者将VO(OH)2固体与二段还原剂混合并压块后，在惰性气氛、400~800℃条件下煅烧4~8h，得到V3O5粉末。本发明价态控制精准，产物一致性高，原料适应性广，生产成本低，清洁环保，产物为固态，显著降低运输和储存成本，固态V4O7酸溶速度快，显著提升了3.5价钒电解液的制备效率。
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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
Absstract of: 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
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Absstract of: 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.
Nº publicación: DE102025105506A1 13/08/2026
Applicant:
EKPO FUEL CELL TECH GMBH [DE]
EKPO Fuel Cell Technologies GmbH
Absstract of: 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.
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