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641
results.
Updated on
24/06/2025 [06:49:00]
Results 50 to 75 of 641
Absstract of: CN120184296A
一种电化学健康状态(SoH)估计方法。该方法包括在燃料电池叠堆在一个或多个操作条件下的操作期间从燃料电池叠堆接收操作中电压和/或电流信号。该方法还包括将基于在(多个)操作条件下的操作电压或电流信号的操作中电压‑电流关系与在(多个)相同或基本上相同的操作条件下的寿命开始(BOL)电压‑电流关系进行比较，以获得在(多个)操作条件下的电压‑电流比较。该方法也包括响应于电压‑电流比较来估计SoH参数。
Absstract of: CN120171679A
本发明提供了一种氢能自行车，属于氢能两轮车技术领域，包括车架主体，包括前管、斜管和车篮，所述斜管的一端固设于所述前管的后方，所述车篮安装在所述前管的前方；燃料电池盒，可拆卸安装在所述车篮的下方；储氢装置，安装在所述斜管内，其氢气出口朝向所述前管，所述氢气出口通过氢气管路与所述燃料电池盒连接。本发明通过将燃料电池盒可拆卸设置在车篮下方，可以使燃料电池盒内的燃料电池位于储氢装置的氢气出口的正前方，从而可以明显缩短氢气管路的布置长度，可以有效避免因氢气管路过长带来的管路易弯折和泄露氢气的问题；同时，可拆卸设计下燃料电池盒既可为整车充电，亦可取下作为移动电源或应急电源使用。
Absstract of: CN120184294A
本申请公开了一种控制燃料电池系统效率的方法，包括：获取影响因子的取值序列，取值序列中多种取值按照提升燃料电池系统的效率的程度顺序排列；执行效率提升策略，效率提升策略用于按照取值序列中的顺序将影响因子的取值调整为取值序列中的不同取值；在执行效率提升策略的过程中，计算燃料电池系统的稳定系数；如果稳定系数不满足第一数值范围，确定取值序列中的第一取值并且停止执行效率提升策略，在燃料电池系统保持稳定的情况下第一取值对应的燃料电池系统的效率大于或等于取值序列中任一取值对应的燃料电池系统的效率。如此，保障燃料电池系统的稳定性，在燃料电池系统稳定的情况下尽量提高系统的效率，避免提高效率导致系统的性能被影响。
Absstract of: CN120184298A
本发明涉及质子交换膜技术领域，具体涉及提高界面水气扩散效率的质子交换膜及其制备方法；质子交换膜由以下重量份的原料制成：聚四氟乙烯基复合树脂30～35份、溶剂60～70份、分散剂8～12份；本发明质子交换膜以聚四氟乙烯基复合树脂为原料制成，机械强度高、热稳定性能优异，且亲水性较好、保水能力优异，质子交换膜能够被充分润湿，保证质子传导效率，且水气扩散效率高，保证燃料电池的使用寿命。
Absstract of: CN120184301A
本发明涉及固体氧化物电池技术领域，特别是涉及一种以高温合金材料为支撑体的可逆固体氧化物电池及其制备方法，由下至上包括高温合金支撑体、多孔阴极、薄膜电解质片和多孔阳极，高温合金支撑体的中部开设有通孔一，通孔一的周侧均匀分布有通孔二，高温合金支撑体所用的高温合金为单晶高温合金。本发明采用上述一种以高温合金材料为支撑体的可逆固体氧化物电池及其制备方法，解决现有金属支撑型固体氧化物电池在高温下支撑体易氧化、性能下降，以及制备工艺受限、电池构型和气体流场设计不合理等问题，提高电池的长期稳定性和使用寿命。
Absstract of: CN120184272A
本申请公开了一种高导电高活性电极材料，所述高导电高活性电极材料包括碳素基体材料、碳纳米片阵列；所述碳纳米片阵列担载在碳素基体材料表面。该电极材料设计可以提高电极材料的导电性及其对钒离子氧化还原反应的电催化活性和电化学可逆性，减小电池内阻和电荷转移电阻。本申请电极材料在应用中提高了全钒液流电池的电压效率和能量效率，从而提高了其工作电流密度，使得相同输出功率的电池重量、体积以及成本均大大降低。
Absstract of: CN120169175A
本申请公开了一种耐碱复合多孔隔膜及其制备方法与应用，属于膜材料领域。本申请耐碱复合多孔隔膜，包括耐碱聚合物支撑网层和功能聚合物层；所述功能聚合物层包裹耐碱聚合物支撑网层；所述功能聚合物层中分散有亲水无机纳米粒子。本申请通过调节功能聚合物的组成，使其同时与无机纳米粒子和耐碱聚合物支撑网之间具有较好的相容性；再由溶剂诱导相转化法，制备出具有高耐碱稳定性、高质子传导能力、高亲水性、高阻气性的隔膜材料。该类膜材料在碱性体系的能源转化与存储器件如碱性电解水制氢、碱性体系液流电池中具有广阔的应用前景。
Absstract of: US2025201883A1
A membrane electrode assembly processing apparatus and a membrane electrode assembly manufacturing apparatus may include a composite punching roller configured to punch out a membrane electrode assembly unit from a membrane electrode assembly continuous film including at least one membrane electrode assembly unit and to apply an adhesive to an outer peripheral area of an electrode layer of the membrane electrode assembly unit.
Absstract of: CN120184305A
本发明提供一种燃料电池叠堆装置及方法，涉及燃料电池生产技术领域，包括：安装块；所述安装块底端面固定有两根第一弹簧杆，两根第一弹簧杆的下方一端均固定在第一吸附座上，第一吸附座上滑动有四根滑动杆，左侧两根滑动杆固定在一个第二吸附座上，第一吸附座和第二吸附座上均开设有吸气孔，右侧两根滑动杆固定在另外一个第二吸附座上，每根滑动杆上均套接有一个用于滑动杆向内复位的弹簧。灵活的吸附与展平功能：通过第一吸附座和第二吸附座的设置，配合滑动杆、弹簧和受力臂等结构，实现了对电池柔性层的灵活吸附和展平；特别是在挤压块的作用下，第二吸附座能够向外展开，有效展平电池柔性层，提高了吸附效果和操作的灵活性。
Absstract of: CN120184287A
本申请涉及液流电池技术领域，公开了基于实时优化的液流电池电解液流速调控装置，包括：电池壳，其作为承载电池电解液的本体，用于通过自身携带的膜将正负极电解液隔开；集流体，其设置在电池壳的两侧，用于将生成的电流均匀地收集并传导到外部电路；端板，其设置在集流体一侧，用于对电池壳均匀地施加压力保证密封；输送管，其设置在电池壳两侧，同时贯穿集流体和端板并延伸至外部，用于进行电解液的输送。通过调控机构与PLC模块的闭环反馈控制，动态调整叶片阀的开度和泵速，实现电解液流速的实时精准调节，保持电解液在最佳流速范围内流动，从而提高电化学反应效率，减少能量损耗，确保电池系统稳定高效运行。
Absstract of: WO2025125480A1
The aim of the invention is to protect the membrane in an electrochemical cell from being damaged without impairing the function of the cell. This is achieved in that a support grating (55) is provided in the first liquid volume (41) and/or in the second liquid volume (42), and the membrane (43) rests against the support grating (55). The support grating (55) is equipped with a plurality of openings (56) which connect the membrane (43) to the liquid volume (41, 42) in which the support grating (55) is provided.
Absstract of: WO2025125476A1
To control the water management in an electrochemical equalization cell (40) with aqueous electrolytes in a way that is efficient, reliable and involves little expenditure on equipment, it is provided that the reaction chamber (57) and the equalization chamber (58) of the second electrochemical half-cell (50b) of the equalization cell (40) are connected to one another below the respective liquid levels (FS1, FS2) of the charge-equalization electrolyte (44) by at least one opening (56) such that the charge-equalization electrolyte (44) can flow back and forth between the reaction chamber (57) and the equalization chamber (58) by way of the at least one opening (56).
Absstract of: WO2025125209A1
The invention relates to a polymer electrolyte fuel cell wherein a first reaction compartment and a second reaction compartment are separated from one another by two polymer electrolyte membrane layers. In this cell, the first and second reaction compartments are rolled up adjacently to one another to form a hollow cylinder, with the second reaction compartment being open and the first reaction compartment being gas-imperviously closed at the outer faces of the hollow cylinder. The first reaction compartment here is closed by the ends of the two polymer electrolyte membrane layers, said ends being gas-imperviously joined to one another. Arranged in the interior of the hollow cylinder is an inner housing which has at least one opening. The first reaction compartment is gas-imperviously joined to the inner housing in such a way that a gas can enter the first reaction compartment from the inner housing through the at least one opening. The hollow cylinder is surrounded by an outer housing which has at least one opening. The first reaction compartment is gas-imperviously joined to the outer housing in such a way that a gas can exit the first reaction compartment through the at least one opening ...
Absstract of: WO2025125489A1
The invention relates to a composition consisting essentially of at least one first inorganic precursor, at least one second inorganic precursor, said inorganic precursors being dispersed in at least one organic polymer, and in which: - the at least one first inorganic precursor is selected from the family of alkoxymetalloids of formula M-(OR1)n, with n ranging from 1 to 4 and R1 being selected from hydrogen or an alkyl, aryl, and/or alkenyl group, and M being a metalloid element; - the at least one second inorganic precursor is selected from (R2-O)4- m-M-(R3)m, with m ranging from 1 to 3, R2 being selected from hydrogen or an alkyl, aryl and/or alkenyl group, R3 being selected from an alkyl, aryl and/or alkenyl group and comprising a hydrolysable function, and M being a metalloid element; and - the at least one organic polymer comprises at least one side chain.
Absstract of: WO2025125426A1
The invention relates in particular to a composition consisting substantially of at least one first inorganic precursor and at least one second inorganic precursor, the inorganic precursors being dispersed in at least one organic polymer, wherein - the at least one first inorganic precursor is selected from the family of alkoxy metalloids of formula M-(OR1)n where n ranges from 1 to 4 and R1 is selected from hydrogen, alkyl, aryl, and/or alkenyl group, and M is a metalloid element; - the at least one second inorganic precursor is selected from X-(OR2)m or X-(R2)m where m ranges from 1 to 2, R2 is selected from hydrogen, alkyl, aryl and/or alkenyl group, and X is an alkali or alkaline earth element; and - the at least one organic polymer comprises at least one side chain.
Absstract of: WO2025125091A1
The present invention relates to a stack of substantially flat plates stacked one on top of the other along a stacking (Z) direction, wherein each plate is extending in a horizontal direction being perpendicular to the stacking direction and being defined by a longitudinal (X) and a transversal (Y) direction, the substantially flat plates defining at least a first plate interspace (21) between a first plate (11) and an opposing second plate (12) and at least a second plate interspace (22) between the second plate (12) and an opposing third plate (13), wherein the first and the second interspaces (21, 22) are arranged in the stacking (Z) direction, wherein the second plate (12) has at least a first bend (121) defining a first angled part (12a) of the plate having an extension deviating from the horizontal direction, wherein the second plate (12) has at least a second bend (122) defining a second angled part (12b) of the plate having an extension deviating from the horizontal direction in a different direction than the first angled part (12a), and wherein a distance (d) of any of the first and the second interspaces (21, 22) is less than a thickness (t) of any of the plates (11, 12, 13).
Absstract of: WO2025125010A1
The invention refers to an electrochemical system (1) suitable for hot idling comprising - at least one electrochemical module (11) comprising a fuel electrode section, an oxidant electrode section, and a membrane; - at least one fluid inlet line (10) leading to the electrochemical module (11), in particular to the fuel electrode section; - at least one fluid outlet line (12) exiting the electrochemical module (11); - a gas recirculation unit (15) to recirculate a gas or gas mixture exiting the electrochemical module (11) to the fuel electrode section. The system comprises an inert gas unit (3), preferably nitrogen unit, for supplying inert gas to the at least one fluid inlet line (10). The invention refers also to a method of performing electrolysis in a hot idling mode.
Absstract of: WO2025124814A1
The invention relates to a water separator (10) for a fuel cell system, having a separating device (20) for separating liquid water (W) from a gas flow (G), a water collecting region (36), in which the liquid water (W) separated from the gas flow (G) by the separating device (20) collects, and a discharge line (28) for discharging the water (W) located in the water collecting region (36), the discharge line (28) having an inlet opening (34) which is located in the water collecting region (36).
Absstract of: WO2025124808A1
The invention relates to a system (1) for the generation of electric energy, comprising a first oxygen store (2) for oxygen or for an oxygen-containing gas and a first hydrogen store (3) for fluidic hydrogen, a first fuel cell (4) which is connected to the first oxygen store (2) via a first oxygen line (5) and to the first hydrogen store (3) via a first hydrogen line (6), and a first water outlet (7), said system (1) further comprising a second hydrogen store (8) for hydrogen which is bound to a hydrogen carrier and which can be released again by way of the addition of water, a second fuel cell (9) which can be supplied with oxygen via a second oxygen line (10) and which is further connected via a second hydrogen line (11) to the second hydrogen store (8) and has a second water outlet (12), wherein the first and the second water outlet (7, 12) are connected via first and second water lines (13, 14) to a water inlet (15) of the second hydrogen store (8). The invention further relates to a method for the generation of electric energy.
Absstract of: WO2025124802A1
The invention relates to a method for conditioning an electrochemical cell unit (1) having stacked electrochemical cells (2), comprising the steps: - introducing a primary process fluid into the electrochemical cell unit (1) through a first media port (31) for the primary process fluid, conducting the primary process fluid through channels (13) for the first primary process fluid in a first direction (51a) and discharging the primary process fluid from the electrochemical cell unit (1) through a second media port (41) for the primary process fluid; - introducing a secondary process fluid into the electrochemical cell unit (1) through a first media port (32) for the secondary process fluid, conducting the secondary process fluid through channels (12) for the secondary process fluid in a first direction (51b) and discharging the secondary process fluid from the electrochemical cell unit (1) through a second media port (42) for the secondary process fluid; - carrying out a first conditioning step; - reversing the flow direction of the primary process fluid such that the primary process fluid is introduced into the electrochemical cell unit (1) through the second media port (41) for the primary process fluid, the primary process fluid is conducted through channels (13) for the primary process fluid in a second direction (52a) which is opposite to the first direction (51a) and the primary process fluid is discharged from the electrochemical cell unit (1) through the first media po
Absstract of: WO2025124787A1
The present invention relates to a method for hydrophobising a gas diffusion layer for a polymer electrolyte fuel cell, the method comprising applying a hydrophobic impregnation onto the gas diffusion layer. The hydrophobic impregnation is formed by in-situ cross-linking of a fluorine-free or low-fluorine hydrophobic polymer. The invention also relates to a gas diffusion layer having a hydrophobic impregnation for a polymer electrolyte fuel cell, which gas diffusion layer is produced according to this method.
Absstract of: WO2025124629A1
The invention relates to a method for producing a coated metal substrate plate (10), wherein a metal substrate plate (1) is coated with an adhesion promoter layer (2) in a first surface region by means of an arc vapour deposition (Arc-PVD) method, at least one single layer of a tetrahedral amorphous carbon layer (3) of the ta-C:H type having at least 3 wt.% hydrogen is formed with a first layer thickness in the range from 10 to 500 nm on the adhesion promoter layer (2) by means of the arc vapour deposition (Arc-PVD) method, wherein a temperature of the metal substrate plate (1), of the adhesion promoter layer (2) and of the tetrahedral amorphous carbon layer (3) is maintained in the range from 100 to 180°C during coating. The invention also relates to a coated metal substrate plate (10) produced thereby and to an electrochemical cell (20) comprising at least one such metal substrate plate, and to a coating installation (200) for carrying out the method.
Absstract of: US2025197296A1
Disclosed herein is a ceramic particle comprising a core substrate chosen from yttria-stabilized zirconia, partially stabilized zirconia, zirconium oxide, aluminum nitride, silicon nitride, silicon carbide, and cerium oxide, and a conformal coating of a sintering aid film having a thickness of less than three nanometers and covering the core substrate, and methods for producing the ceramic particle.
Absstract of: US2025196680A1
An integrated charger for electric vehicles employs a multi-phase auxiliary motor on the vehicle to charge the traction battery. The stator of the electric motor includes first windings and second windings that are phase-staggered. One of the sets of windings is put into connection with an external AC power source via a switching unit, which also isolates the vehicle's traction battery from the external source. The AC current excites an alternating current in the second windings, which is rectified and used for charging the traction battery.
Nº publicación: US2025196071A1 19/06/2025
Applicant:
KOMEMTEC CO LTD [KR]
KOMEMTEC CO,.LTD
Absstract of: US2025196071A1
The present invention relates to a hydrogen ion conductive multilayer composite membrane comprising one or more inner reinforced membrane comprising a porous PTFE layer impregnated with an ionomer composition and outer reinforced membranes positioned on both sides of the inner reinforced membrane, wherein the outer reinforced membranes comprise a porous PTFE layer impregnated with an ionomer composition.
BOPI
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