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用于燃料电池系统的放电控制方法和燃料电池系统

Resumen de: CN121642030A

本申请提供了一种用于燃料电池系统的放电控制方法，燃料电池系统包括：电堆，其具有正极和负极；电流传感器，其用于检测从正极输出的电流；电压传感器，其用于检测正极和负极之间的电压；放电电路，其包括放电电阻器，放电电路的一端与正极联接，放电电路的另一端与负极联接；温度传感器，其用于检测放电电阻器的温度；和控制单元，其接收来自电流传感器的电流值、来自电压传感器的电压值和来自温度传感器的温度值，其中放电控制方法包括：接收执行放电操作的指令；判断温度值是否大于第一温度阈值；在温度值小于等于第一温度阈值的情况下，使放电电路执行放电操作；当电压值小于等于预定电压值时，使放电电路停止放电操作。

钒电池用静电增强型多级孔道复合膜及其制备方法与应用

Resumen de: CN121642068A

本发明涉及全钒液流电池隔膜技术领域，具体公开了钒电池用静电增强型多级孔道复合膜及其制备方法与应用。该复合膜通过将带正电的小分子有机物、致孔剂和牺牲模板剂引入离子交换树脂溶液中，经流延、刮涂形成双层膜，再经酸蚀处理得到具有多级孔道结构的复合膜。该膜兼具静电排斥与尺寸筛分双重作用，大孔促进质子快速传输，小孔有效阻隔钒离子，从而协同提升离子选择性与传导率。该制备方法工艺简单，所制得的复合膜在钒电池中表现出高库伦效率、高能量效率和良好的循环稳定性，适用于全钒液流电池系统。

一种超薄燃料电池双极板

Resumen de: CN121642012A

本发明公开了一种超薄燃料电池双极板，该双极板由活性区组件和位于其两侧的分配区组件接合而成；其中分配区由沿厚度方向接合的分配区上半部分和分配区下半部分构成，其分配区上半部分和分配区下半部分的内部和外表面设有独立成型的气体及冷却介质导流槽，且分配区的流道深度不小于活性区的流道深度；本发明突破了传统超薄金属板一体冲压的工艺限制，通过分体制造实现分配区深流道设计，有效提高了流体分配均匀性，极大提升了电化学反应效率；同时保留了活性区的超薄高功率密度优势，达到了显著提升燃料电池堆体积功率密度的目的。

一种N\O\Bi共掺杂碳纳米纤维电极材料的制备方法及在铁铬液流电池中的应用

Resumen de: CN121629567A

本发明属于电池材料及能源存储技术领域，具体涉及一种N\O\Bi共掺杂碳纳米纤维电极材料的制备方法在铁铬液流电池中的应用。以柠檬酸铋铵为功能组分，加入至聚丙烯腈和N,N‑二甲基甲酰胺的溶液中，制得电纺前驱体溶液。利用静电纺丝技术制备含有柠檬酸铋铵的聚丙烯腈基三维纳米纤维，然后将得到的纤维进行预氧化和碳化，在此过程中利用柠檬酸铋铵的热解，可以在碳纤维中同时引入氮、氧、铋活性功能组分，因此赋予该碳纳米纤维电极材料较高的析氢过电位及良好的电催化活性。将其用于铁铬液流电池负极材料可充分发挥各组分的协同作用，有效提升电池的能量转化效率和倍率性能。本发明方法简单、高效、适合大规模生产，具有广阔的应用前景。

一种气体扩散层的制备方法和膜电极

Resumen de: CN121641989A

本发明涉及燃料电池领域，尤其涉及一种气体扩散层的制备方法和膜电极。将气体扩散层基材经PTFE疏水处理后，在所述气体扩散层基材一侧的表面上通过激光刻蚀工艺，利用激光能量从焦点至远离焦点处逐渐降低，形成梯度化亲水区域。本发明提供的气体扩散层同时具有自增湿和自驱排水的功能，可起到自适应水管理的效果，提升燃料电池在低增湿及大电流密度下的性能。同时，本发明技术方案可基于现有商业化燃料电池气体扩散层材料，制备工艺简单，成本低廉，适合于批量生产。

适用于新能源中高温供热的梯级复合储热系统及优化方法

Resumen de: CN121631858A

本发明涉及涉及新能源供热技术领域，提供一种适用于新能源中高温供热的梯级复合储热系统及优化方法。通过集成熔盐储热子系统和球罐蓄热子系统实现热能的梯级储存与释放，利用闪蒸装置快速输出中温饱和蒸汽并结合换热器生产高温过热蒸汽，有效解决单一储热系统响应迟滞和输出参数受限的问题，具有能够快速响应热负荷变化，灵活切换中温饱和蒸汽和高温过热蒸汽的输出，有效提升系统整体响应速率和适应性的优点。

多孔聚乙烯基膜/交联聚（甲基哌啶@乙烯基苄基氯）复合阴离子交换膜及其制备方法和用途

Resumen de: CN121642055A

本发明属于阴离子交换膜技术领域，具体涉及多孔聚乙烯基膜/交联聚(甲基哌啶@乙烯基苄基氯)复合阴离子交换膜及其制备方法和用途。本发明提供一种多孔聚乙烯基膜/交联聚(甲基哌啶@乙烯基苄基氯)复合阴离子交换膜，其由环状季铵单体在多孔聚乙烯膜中聚合得到，该方法为一锅法，简单快速，为工业大规模生产提供便利；该复合阴离子交换膜具有优异的力学性能，高的离子导电率、高的物理和化学稳定性，应用于制备燃料电池，具有良好的电化学性能，满足了该类膜在AEMFC中的应用需求，为解决阻碍AEMFC商业化发展的关键技术壁垒提供了重要的参考，应用前进良好。

一种硫化聚丙烯腈基电极及其制备方法与应用

Resumen de: CN121641992A

本发明涉及全钒液流电池领域，尤其涉及一种硫化聚丙烯腈基电极及其制备方法与其作为全钒液流电池负极材料的应用。本发明提供了一种全钒液流电池负极，其以碳毡电极为基体，负载硫化聚丙烯腈。硫化聚丙烯腈作为负极催化材料用于全钒液流电池，能够提升负极反应的电催化活性，加速反应动力学，提高了电池性能。同时，硫化聚丙烯腈与负极基体碳毡有着相同的分子骨架，因此其可以原位生长于碳毡表面，提高了催化剂硫化聚丙烯腈与碳毡的附着力，进而提升全钒液流电池的循环稳定性。此外，硫化聚丙烯腈作为负极催化剂还能提升全钒液流电池在大电流密度下功率密度。

一种通过静电纺丝制备柔性多孔碳纳米纤维微燃料电池阴极材料的方法及应用

Resumen de: CN121629627A

本发明公开了一种通过静电纺丝制备柔性多孔碳纳米纤维微燃料电池阴极材料的方法，包括先将碳纳米管和聚四氟乙烯分散液混合并混匀；然后将聚乙烯醇溶解于水中，并将硼酸溶液加入到聚乙烯醇水溶液中；将两种溶液混合，得到静电纺丝前驱体溶液并进行纺丝处理；再进行干燥，然后预氧化变为棕褐色，再将预氧化后的聚合物纤维材料进行碳化，得到所述柔性多孔碳纳米纤维微燃料电池阴极材料。本发明基于上述柔性多孔碳纳米纤维微燃料电池阴极材料构建的微生物燃料电池具有较高的阴极氧还原性能，较高的功率输出密度和长循环稳定性，有望在污水处理和能源回收方面投入实际应用。

一种碳量子点渗入大肠杆菌的电催化剂的制备方法及其应用

Resumen de: CN121628784A

本发明公开了一种碳量子点渗入大肠杆菌的电催化剂的制备方法，包括将生物安全的大肠杆菌进行培养，培养完成后得到培养液，并离心得到细菌沉淀；然后将碳量子点的水溶液加入到所述细菌沉淀的缓冲液中共培养即得。本发明通过碳量子点自身的优异导电性改善大肠杆菌传递电子的能力提高呼吸链效率。碳量子点还能激活细胞自身代谢活性增强其ORR还原活性，二者相结合共同有利于大肠杆菌全细胞产生优秀的电催化ORR活性，在组装成微生物燃料电池全电池时，同时具有良好的产电效率和含葡萄糖有机废水降解能力，具有环境废物治理和绿色可再生能源开发的综合效益，合成简单快速且反应条件温和，应用前景巨大。

燃料电池的阳极排水阀控制方法、装置和计算机设备

Resumen de: CN121642031A

本发明公开了一种燃料电池的阳极排水阀控制方法、装置和计算机设备。其中，该方法包括：检测目标车辆的请求功率；基于请求功率，确定目标车辆中燃料电池系统的产水量；获取目标车辆所处环境的环境温度和环境湿度；基于环境温度和环境湿度，确定传入燃料电池系统中的空气的含水量；基于含水量和产水量，确定目标车辆中集水盒中的积水量；在积水量超过第一预设阈值的情况下，控制燃料电池系统中的阳极排水阀开启。本发明解决了目前对使用固定开启时间的控制策略导致实际情况中车辆所处环境的温度和湿度不同会对集水盒中的水分产生影响使得电堆长时间运行可能发生电堆水淹的技术问题。

燃料电池的单电池

Resumen de: US20260066313A1

A single cell for a fuel cell includes a frame-shaped holding plate to which an edge of a membrane electrode gas diffusion layer assembly is joined, and two separators. A hole extends through the holding plate and the separators in a thickness direction. The separators are each bonded to the holding plate using adhesive. Ribs protrude from each of the separators. An uneven surface is provided at a portion of an end face of each of the ribs located between the hole and the membrane electrode gas diffusion layer assembly and a portion of a contact surface of the holding plate located between the hole and the membrane electrode gas diffusion layer assembly. The end face faces in a direction in which the ribs protrude. The contact surface is in contact with the end face.

电流穿通装置和物质转化器

Resumen de: DE102024208176A1

Die Erfindung betriff eine Stromdurchführung (100), aufweisend eine Stromschiene (109), eine Elastomerdichtung (101), in der eine Aussparung (102) für die Stromschiene (109) ausgebildet ist, wobei die Stromschiene (109) durch die Aussparung (102) der Elastomerdichtung (101) hindurchragend angeordnet ist, und eine Verpresseinheit, mittels derer die Elastomerdichtung (101) so verpressbar ist, dass die Stromschiene (109) von der Elastomerdichtung (101) gasdicht umschlossen wird, und einen Stoffumwandler, insbesondere einen Elektrolyseur oder eine Brennstoffzelle, mit einer solchen Stromdurchführung (100).

燃料电池系统的故障诊断方法、电子设备和存储介质

Resumen de: CN121642041A

本公开提供了一种燃料电池系统的故障诊断方法、电子设备和存储介质。本公开一实施例中，燃料电池系统的故障诊断方法包括：燃料电池系统运行过程中，获取阴极气体流量实际值和阴极气体压力实际值；根据阴极气体流量实际值和阴极气体压力实际值确定阴极供气管路的故障原因；提供对应故障原因的故障提示。本公开能够在燃料电池系统正常运行中快速准确地锁定阴极供气管路的故障原因并及时响应，有效避免因阴极供气管路故障而导致的零部件损坏。

燃料电池阳极循环系统的控制方法、系统及氢氧燃料电池

Resumen de: CN121642023A

本发明公开一种燃料电池阳极循环系统的控制方法、系统及氢氧燃料电池。所述控制方法，用于控制阳极气体向多个电堆的供应，所述控制方法包括：将所述多个电堆中的至少一个配置为上游电堆，将所述多个电堆中的至少一个配置为下游电堆；在反应预设时间后，将至少一上游电堆切换为下游电堆和/或将至少一下游电堆切换为上游电堆；其中，所述上游电堆从阳极气体供应源输入阳极气体进行反应，所述下游电堆由所述上游电堆排出的反应剩余的阳极气体输入进行反应。本发明提出的燃料电池阳极循环系统的控制方法、系统及燃料电池，可解决现有技术中阳极循环系统可靠性不足的问题。

반도체 부품의 제조를 위한 열-전달 유체

Resumen de: AU2024296272A1

The invention relates to the use of a heat-transfer fluid based on an aliphatic diester for the indirect cooling of electronic components.

핫 멜트 접착 시트

Resumen de: CN121399223A

This hot-melt adhesive sheet is provided with a base material and an adhesive layer laminated on at least one surface of the base material, the adhesive layer being formed from a hot-melt adhesive, the hot-melt adhesive comprising a crosslinked product of an adhesive composition containing a crosslinking agent, the adhesive composition comprising a polyester resin, an epoxy resin, and an isocyanate crosslinking agent, the epoxy resin contains a bisphenol-type epoxy resin and a rubber-modified epoxy resin, and the bisphenol-type epoxy resin has an epoxy equivalent weight of 450 g/eq or more and 1000 g/eq or less.

Fuel cell apparatus

Resumen de: US20260066318A1

A fuel cell apparatus includes: a fuel cell, including unit cells stacked in a first direction and separators spaced apart from each other in the first direction; and a cell connector mounted to the fuel cell in a second direction intersecting the first direction. The separators include first and second separators adjacent to each other. The fuel cell further includes a first gasket disposed so as to form a recess contacting an edge of the first separator, a second gasket disposed on the second separator while facing the recess in the first direction to define a receiving slot together with the recess, and a first terminal portion disposed in the receiving slot. The cell connector includes a second terminal portion inserted into the receiving slot in the second direction to be engaged with the first terminal portion in a contact manner in the first direction.

전극 재료, 전극, 막 전극 접합체 및 고체 고분자형 연료전지

Resumen de: WO2025028613A1

Provided is an electrode material which can achieve both high activity and potential cycle durability and from which a fuel cell electrode having, in particular, excellent load fluctuation cycle characteristics is formed. This electrode material contains a conductive carrier and a catalyst composite supported on the conductive carrier, wherein the catalyst composite includes a PtTaCo composite composed of platinum (Pt) as a first component, tantalum (Ta) as a second component, and cobalt (Co) as a third component. A catalyst composite obtained after phase-separating the PtTaCo composite in the electrode material contains Pt-rich particles and Ta-rich particles.　

Interconnect including cell nest and method of assembling an electrochemical cell stack including the interconnect

Resumen de: US20260066312A1

An interconnect for an electrochemical cell stack includes reactant holes that extend through the interconnect, and a reactant side including a reactant field containing reactant channels and reactant ribs that extend between the reactant holes, a peripheral seal surface that surrounds the reactant field and the reactant holes, recess seal surfaces disposed inside of the peripheral seal surface on opposing sides of the reactant field and recessed relative to the peripheral seal surface, and nest sidewalls that connect the recess seal surfaces to the peripheral seal surface. The nest sidewalls extend substantially perpendicular to the peripheral seal surface and to the recess seal surfaces. The nest sidewalls, the recess seal surfaces, and tops of the reactant ribs at least partially define a cell nest configured to receive an electrochemical cell. An air side includes an air field disposed between the reactant holes, and ring seal surfaces disposed around the reactant holes.

스핀들 카트리지, 그리고 튜브형 세라믹 구조물의 제작 방법

Resumen de: AU2024288048A1

The present teachings relate to cartridges and methods for making tubular ceramic structures that can be tubular ceramic green bodies, which are convertible to tubular solid oxide fuel cells.

이산화탄소 가스 분리기를 위한 저-비용 전기화학 셀 스택

Resumen de: WO2025012755A1

An electrochemically-based carbon-dioxide gas separation system includes a stack of membrane electrode assemblies (MEAs), each of the MEAs including a membrane separator between a cathode and an anode. The cathode includes a charge-storage compound that reacts to form hydroxide and the anode includes a charge-storage compound that reacts to consume hydroxide or produce protons. A double-sided flow-field plate is placed between adjacent MEAs of the stack of electrochemical cells. First and last MEAs of the stack of MEAs are coupled to an end flow-field plate which is coupled to an end plate. Each of the cathodes and the anodes includes an electrical contact coupled to an electric current power supply.

바나듐 이온을 포함하는 산화ㆍ환원 이차전지용 전해액 및 이를 포함하는 이차전지

Resumen de: WO2025009917A1

The present invention relates to an electrolyte for an oxidation-reduction secondary battery comprising vanadium ions and a secondary battery comprising same and, more specifically, to an electrolyte comprising vanadium ions and a secondary battery comprising same, wherein the electrolyte has a controlled oxidation number of vanadium so as to improve a decrease phenomenon in charging energy (capacity) due to a concentration deviation phenomenon of the electrolyte comprising vanadium ions of a positive electrode and a negative electrode during charging and discharging of the secondary battery.

hydrogen recirculating blower

Resumen de: KR20260033872A

본 발명은 수소재순환블로워에 대한 것으로서, 더욱 상세하게는 차량 내 설치 공간을 절약할 수 있고 히터의 장착이 용이한 수소재순환블로워에 대한 것이다. 본 발명에 따른 수소재순환블로워는 임펠러와, 모터수단과, 모터하우징과, 임펠러커버와, 히터수단과, 제어수단을 포함한다. 상기 임펠러는 수소를 순환시킨다. 상기 모터수단은 상기 임펠러를 구동시킨다. 상기 모터하우징은 내부에 상기 모터수단을 수용한다. 상기 임펠러커버는 상기 임펠러를 감싸도록 상기 모터하우징의 상부에 결합된다. 상기 히터수단은 상기 임펠러에 의해 순환되는 수소내의 수분을 제거할 수 있게 가열시킬 수 있도록 상기 임펠러커버의 상부에 장착된 면상 발열체를 구비한다. 상기 제어수단은 상기 모터수단의 하부에 배치되어 상기 모터수단과 상기 히터수단을 제어한다. 본 발명에 의하면, 면상 발열체는 수소 유로 상부에 놓여지도록 환형 형상으로 형성되어 임펠러커버의 상부에 장착된다. 이 경우, 면상 발열체가 수소 유로의 전체를 가열시켜 온도를 빠르게 상승시킬 수 있다. 그래서 수소 유로를 유동하는 수소내의 수분을 용이하게 제거할 수 있으므로 수분으로 인해 발생되는 문제를 방지할 수 있다. 또한, 본 발명에 의하면, 면상 발�

ESTIMATING METHOD FOR GAS PARTIAL PRESSURES AND RELATIVE HUMIDIRIES IN A FUEL CELL

Nº publicación: KR20260033384A 10/03/2026

Solicitante:

현대자동차주식회사기아주식회사

Resumen de: US20260066317A1

A method for estimating partial pressures and relative humidity of gases in a fuel cell is introduced. The method may comprise setting control volumes in the fuel cell based on physical features of the gases, determining stay time periods of the gases in the control volumes based on flow velocities of the gases, wherein the stay time periods correspond to times the gases remain within the control volumes, determining a number of moles and mole movement rates of the gases in the control volumes based on the stay time periods, estimating partial pressures and the relative humidity of the gases in the control volumes based on the determined number of moles and mole movement rates, and controlling an operational parameter of the fuel cell based on the estimated partial pressures and relative humidity of the gases in the control volumes.