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Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days

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CONTACT ELEMENT, PLUG WITH A CONTACT ELEMENT AND CONTACT ARRANGEMENT FOR CONTACTING A BIPOLAR STACK

NºPublicación: EP3611786A1 19/02/2020

Solicitante:

TE CONNECTIVITY GERMANY GMBH [DE]

Resumen de: EP3611786A1

The invention relates to a contact element (1) for contacting a bipolar plate (47) of a fuel cell stack (49), having a contact body (2) extending along a longitudinal axis (L), which contact body (2) has a channel (8), extending along the longitudinal axis (L) and delimited by at least two channel walls (10, 12) arranged opposite one another transversely to the longitudinal axis (L), for receiving a portion (42) of the bipolar plate (47), wherein the contact body (2) has, on at least one channel wall (10), at least one contact spring (24), protruding into the channel (8), with a cutting edge (26), for contacting the bipolar plate (47), directed towards the opposite channel wall (12). The invention further relates to a plug (46) having a plurality of contact elements (1) and a contact arrangement (70) comprising a bipolar plate (47) and a contact element (1). By way of the cutting edge (26) cutting into a surface (76) of the bipolar plate (47), secure contacting can be guaranteed, which can withstand heavy loads such as vibration loads and/or impact loads.

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FUEL CELL SYSTEM FOR AN AIRCRAFT

NºPublicación: EP3611787A2 19/02/2020

Solicitante:

AIRBUS OPERATIONS GMBH [DE]

Resumen de: EP3611787A2

Ein für einen druckunabhängigen Betrieb vorgesehenes Brennstoffzellensystem (2), in dem mindestens eine Brennstoffzelle mit einer offenen Kathode vorgesehen ist, schließt sich eine erste Fluidkammer (18) an einen Einströmquerschnitt an und eine zweite Fluidkammer (32) an einen Ausströmquerschnitt (14) an. In den Fluidkammern (18, 32) kann ein Überdruck eingestellt werden, der an den Betrieb der mindestens einen Brennstoffzelle angepasst ist.

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PHOTOCURABLE RESIN COMPOSITION, FUEL CELL USING SAME, AND SEALING METHOD

NºPublicación: EP3611199A1 19/02/2020

Solicitante:

THREE BOND CO LTD [JP]

US_2020048389_A1

Resumen de: EP3611199A1

The present invention aims to provide a photocurable resin composition which rapidly cures by irradiation with active energy rays such as ultraviolet rays and is excellent in adhesion to an electrolyte membrane which is a hard-to-bond material. A photocurable resin composition comprises the following ingredients (A) to (C): ingredient (A): a polymer having one or more (meth)acryloyl groups and having a polyisobutylene skeleton containing a -[CH2C(CH3)2]- unit, ingredient (B): a photoradical polymerization initiator, and ingredient (C): a compound having a (meth)acryloyl group and a cationic polymerizable functional group in one molecule.

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CURABLE RESIN COMPOSITION, FUEL CELL USING SAME, AND SEALING METHOD

NºPublicación: EP3611227A1 19/02/2020

Solicitante:

THREE BOND CO LTD [JP]

CN_110494500_A

Resumen de: EP3611227A1

The present invention aims to provide a curable resin composition which has low viscosity as well as properties such as high elongation property, high tensile strength, and hydrogen gas barrier property.A curable resin composition comprising the following ingredients (A) to (D):ingredient (A): a vinyl polymer having one or more alkenyl groups in one moleculeingredient (B): a compound having one or more hydrosilyl groups in one moleculeingredient (C): a hydrosilylation catalystingredient (D): a polyfunctional vinyl ether compound.

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POLYPHENYLENES, METHODS, AND USES THEREOF

NºPublicación: EP3609865A1 19/02/2020

Solicitante:

UNIV FRASER SIMON [CA]

CA_3058791_A1

Resumen de: WO2018187864A1

Described herein are anionic phenylene oligomers and polymers, and devices including these materials. The oligomers and polymers can be prepared in a convenient and well-controlled manner, and can be used in cation exchange 5 membranes. Also described is the controlled synthesis of anionic phenylene monomers and their use in synthesizing anionic oligomers and polymers, with precise control of the position and number of anionic groups.

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BONDING IN ELECTROCHEMICAL CELLS, AND STACKING OF ELECTROCHEMICAL CELLS

NºPublicación: EP3610529A1 19/02/2020

Solicitante:

TESA SE [DE]

KR_20190132518_A

Resumen de: WO2018188969A1

The present invention relates to an electrochemical cell or a stack of at least two electrochemical cells, wherein at least two components of the electrochemical cell or of the stack of electrochemical cells are bonded together by means of a strip of adhesive which can be removed again, in particular without residue or destruction, by stretching substantially in the bonding plane, wherein the strip of adhesive comprises one or more adhesive material layers and optionally one or more carrier layers, and wherein the outer upper surface and the outer lower surface of the strip of adhesive are formed by the one or more adhesive material layers. The invention also relates to the use of a strip of adhesive of this kind for bonding together components in an electrochemical cell or in a stack of at least two electrochemical cells.

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PHOTOCURABLE RESIN COMPOSITION, FUEL CELL USING SAME, AND SEALING METHOD

NºPublicación: EP3611200A1 19/02/2020

Solicitante:

THREE BOND CO LTD [JP]

CN_110520454_A

Resumen de: EP3611200A1

The present invention aims to provide a photocurable resin composition which maintains adhesion to an electrolyte membrane which is a hard-to-bond material even after being immersed in warm water. A photocurable resin composition comprises the following ingredients (A) to (C): ingredient (A): a polymer having one or more (meth)acryloyl groups and having a polyisobutylene skeleton containing a -[CH2C(CH3)2]- unit, ingredient (B): a photoradical polymerization initiator, and ingredient (C): a mixture at least containing, as an ingredient (C1), a compound selected from the group consisting of silicone oligomers each having one or more alkoxy groups and one or more (meth)acryloyl groups and silane monomers each having one or more alkoxy groups and one or more isocyanate groups, and as an ingredient (C2), a compound selected from the group consisting of silicone oligomers each having one or more alkoxy groups and one or more epoxy groups and silicone oligomers each having one or more alkoxy groups and one or more phenyl groups.

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COMPOSITION, COMPOSITE FILM AND MEMBRANE ELECTRODE ASSEMBLY

NºPublicación: EP3611224A1 19/02/2020

Solicitante:

ASAHI CHEMICAL IND [JP]

JP_WO2018155598_A1

Resumen de: EP3611224A1

The present invention provides:a composition including 100.0 parts by mass of a perfluorocarbon polymer having an ion-exchange group (A); and 0.1 to 200.0 parts by mass of a basic polymer (B), anda composition including a polyimide having a structure represented by formula (1):wherein Y represents a tetravalent organic group.

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MEMBRANE ELECTRODE ASSEMBLY WITH IMPROVED COHESION

NºPublicación: EP3610530A1 19/02/2020

Solicitante:

BALLARD POWER SYSTEMS [CA]

CN_110506353_A

Resumen de: WO2018191693A1

A membrane electrode assembly comprises an anode electrode comprising an anode catalyst layer; a cathode electrode comprising a cathode catalyst layer; and a polymer electrolyte membrane interposed between the anode electrode and the cathode electrode; wherein at least one of the anode and cathode catalyst layers comprises a block co-polymer comprising poly(ethylene oxide) and poly(propylene oxide).

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FAST SWITCHING BACK-UP POWER SUPPLY SYSTEM EMPLOYING RECHARGEABLE ELECTROCHEMICAL CELLS

NºPublicación: EP3610549A1 19/02/2020

Solicitante:

NANTENERGY INC [US]

CN_110462965_A

Resumen de: WO2018191148A1

A back-up rechargeable battery supply system (10) comprises communication linkages and a configuration of switches (75, 85, 90, 92) to allow battery back-up power to be provided by cells (80) within a battery unit that are in a ready mode and to by-pass batteries that are in a non-ready mode, or maintenance mode. The unique configuration of switches (75, 85, 90, 92) and communication methods enables the back-up power to be provided very quickly to avoid disruptions in power to a load (12). Each battery cell (80) has a charge (92) and discharge switch (90) and a power switch (75). Both the power switch (75) and one of the charge (92) or discharge switches (90) must be closed to allow the battery cell to charge or discharge respectively. The by-pass switch (85) may be controlled by the battery system control (70) or by the cell controller (87) and when closed, the cell (80) may be bypassed from discharging or charging. The battery cells (80) may be electrochemical cells such as metal air batteries.

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METHOD FOR HYDROPHILIZING POROUS MEMBRANE AND METHOD FOR MANUFACTURING ION-EXCHANGE MEMBRANE USING SAME

NºPublicación: EP3611218A1 19/02/2020

Solicitante:

W SCOPE KOREA CO LTD [KR]

US_2020038813_A1

Resumen de: EP3611218A1

In one exemplary embodiment of the present invention, there are provided a method of hydrophilizing a porous membrane which includes treating a porous membrane with plasma in the presence of a mixed gas containing sulfur dioxide (SO2) and oxygen (O2), and a method of preparing an ion-exchange membrane using the same.

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一种氢气压力能综合利用系统

NºPublicación: CN110797553A 14/02/2020

Solicitante:

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Resumen de: CN110797553A

本发明公开一种氢气压力能综合利用系统,包括氢气储罐、喷嘴、换热器、叶轮、第一风机、燃料电池、燃料电池DCDC交换器,氢气储罐连接喷嘴,喷嘴朝向叶轮,氢气经过叶轮后输送至燃料电池,叶轮驱动连接第一风机,换热器的管道缠绕在喷嘴外侧,换热器中的介质经第一风机后进入燃料电池DCDC交换器,后循环至换热器中。本发明的有益效果:通过将氢气压力能转化为氢气动能,驱动叶轮转动,将氢气动能转换为叶轮机械能;且同时在氢气膨胀过程中,会吸收热量,通过换热器、第一风机、燃料电池DCDC交换器构成闭式循环结构,用以冷却燃料电池DCDC交换器,从而实现了氢气压力能的综合利用。

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一种氢气发电系统

NºPublicación: CN110792479A 14/02/2020

Solicitante:

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Resumen de: CN110792479A

本发明公开氢气发电系统,包括氢气储罐、文丘里管、气体发电机组、燃料电池、发动机组、蓄电池;氢气储罐连接文丘里管,文丘里管连接气体发电机组,气体发电机组分别连接蓄电池、燃料电池,燃料电池连接车辆传动系统;发动机组包括动力活塞、热力活塞、传动组件,动力活塞连接传动组件,热力活塞连接传动组件,传动组件连接车辆传动系统;文丘里管还连接动力活塞,动力活塞连接燃料电池;热力活塞的加热端连接蓄电池、燃料电池,热力活塞的冷却端连接气体发电机组。本发明的有益效果:充分利用了氢气的能量,提高了工作效率。

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氢燃料电池的控制方法、控制装置及存储介质

NºPublicación: CN110797559A 14/02/2020

Solicitante:

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Resumen de: CN110797559A

本发明公开了一种氢燃料电池的控制方法,包括以下步骤:在氢燃料电池的电池堆运行时,检测所述电池堆中每个单体电池对应的电池电压;在所述电池电压大于预设阈值时,关闭所述电池堆。本发明还公开了一种控制装置以及计算机可读存储介质。本发明提高了氢燃料电池使用的安全性。

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一种高温低湿适用气体扩散层制备方法

NºPublicación: CN110797540A 14/02/2020

Solicitante:

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Resumen de: CN110797540A

本发明提供一种高温低湿适用气体扩散层制备方法,包括:将高导电性材料、碳纳米管、亲水剂和分散液通过搅拌的方式配制成成分均匀的浆料;其中,碳纳米管采用VGCF‑H;通过丝网印刷的方式将浆料均匀的分布在支撑材料上;通过喷涂的方式在分布有浆料的支撑材料的表面喷涂Nafion溶液形成气体扩散层。本发明的解决了现有技术中采用的外部增湿或者内部增湿的方式进行额外加湿,增加了燃料电池系统的复杂性和能量消耗等技术问题。

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一种储氢容器中可用残存储氢量的量测方法

NºPublicación: CN110797556A 14/02/2020

Solicitante:

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Resumen de: CN110797556A

本发明公开了氢气检测技术领域的一种储氢容器中可用残存储氢量的量测方法,通过在范德华方程式中对参数b值进行修正,增加参数c,并将参数c描述成压力函数cp,使方程式可以适用于更高压力的气体计算中,能够很好的描述全程压力下气体的真实行为,扩大了压力的适用范围,提高了储氢容器储氢量的测量准确度;通过直流电流传感器对氢氧燃料电池的输出电流进行检测,得出储氢容器的耗氢量,作为依据对储氢容器残存储氢量进行计算,提高了计算的准确性,可以更为准确地计算出储氢容器中的残存储氢量;使用户能够根据储氢容器的残存储氢量及时进行氢气的补充,方便使用,有助于氢氧燃料电池的推广适应。

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一种电力储能装置

NºPublicación: CN110797555A 14/02/2020

Solicitante:

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Resumen de: CN110797555A

本发明提供一种电力储能装置,包括AC/DC变换系统、电解水制氢系统、储氧系统、储氢系统和储能柜控制中心单元;所述AC/DC变换系统将需要储存的电能由交流电能转换为直流电能;所述电解水制氢系统将AC/DC变换系统转换的直流电能转换为化学能,释放纯氢和纯氧;所述储氢系统包括若干储氢瓶并用于存储纯氢,所述储氧系统包括若干储氧瓶并用于存储纯氧;所述储能柜控制中心单元包括数据采集单元、数据对比单元、控制单元以及执行单元,用于保证储氧系统和储氢系统的运行安全;综上,使得整个电路储能装置,具有成本低、容量大、运行安全稳定的优点。

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用于平板式固体氧化物燃料电池电堆气流腔的密封装置

NºPublicación: CN110797549A 14/02/2020

Solicitante:

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Resumen de: CN110797549A

本发明属于固体氧化物燃料电池领域,并具体公开了一种用于平板式固体氧化物燃料电池电堆气流腔的密封装置。包括涂覆在平板式固体氧化物燃料电池电堆气流腔表面的ZrO陶瓷涂层以及设置于ZrO陶瓷涂层与堆芯之间的h‑BN基密封材料,所述h‑BN基密封材料的截面形状与电堆气流腔的截面形状相适应,进而在对电堆气流腔外界施加压力压作用下,所述ZrO陶瓷涂层、h‑BN基密封材料及堆芯之间形滑动密封。本发明密封装置可改善界面结合松散、不能滑动密封、长期稳定性差等问题,从而可增强单堆芯和电堆气流腔之间的界面接触与密封性能,因而尤其适用于平板式固体氧化物燃料电池电堆气流腔密封的应用场合。

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无阴极气体扩散层的泡沫燃料电池

NºPublicación: CN110797548A 14/02/2020

Solicitante:

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Resumen de: CN110797548A

本发明公开了一种无阴极气体扩散层的泡沫燃料电池,燃料电池包含二种结构形式,一种为:阳极集流板、阳极流场板、阳极气体扩散层、阳极微孔层、膜电极、阴极微孔层、泡沫层、以及阴极集流板,各组件按照顺序排放安装为一体,置于电池夹具中。另一种与此不同的是,在阳极集流板之下、阴极集流板之上分别设有泡沫层。金属泡沫内嵌于石墨、或者金属块中,形成泡沫层。泡沫燃料电池在强化导热导电性的前提下提高了孔隙率,增强了反应气体在催化层的浓度和均匀性。另一方面泡沫层中可大量储水而不易形成堵塞,既缓解了水淹问题,也起到了自加湿的作用。且泡沫的轻质性,大幅提高了电池的比质量功率和比体积功率。

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一种氢燃料电池膜电极的制备方法及氢燃料电池膜电极

NºPublicación: CN110797539A 14/02/2020

Solicitante:

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Resumen de: CN110797539A

本发明属于燃料电池技术领域,尤其涉及一种氢燃料电池膜电极的制备方法,将第一活性物质催化剂粉末和第一添加剂粉末混合后均匀平铺在质子交换膜的一面,均匀喷淋第一溶液,干燥固化;重复若干次;将第二活性物质催化剂粉末和第二添加剂粉末混合后均匀平铺在质子交换膜的相对一面,均匀喷淋第二溶液,干燥固化;重复若干次;在催化剂层的四周均贴合边框,并在催化剂层的表面覆盖碳纸,得到氢燃料电池膜电极。本发明可以按不同的需求来调整每一次所铺的粉末和喷洒的溶液的成分与比例,以达到不同的涂层设计效果,使得远离质子交换膜的催化剂层也能具有较高的离子电导率,提高了氢燃料电池膜电极的放电性能。

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一种金属双极板及其制备方法以及燃料电池

NºPublicación: CN110797545A 14/02/2020

Solicitante:

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Resumen de: CN110797545A

本发明是关于一种金属双极板及其制备方法以及燃料电池。主要采用的技术方案为:金属双极板包括金属基板、碳基涂层;其中,碳基涂层沉积在金属基板上,且碳基涂层包括依次沉积的至少两层碳膜;其中,每层碳膜为激光脉冲沉积碳膜、磁控溅射沉积碳膜、多弧离子镀沉积碳膜、化学气相沉积碳膜中的任一种;碳基涂层包括激光脉冲沉积碳膜、磁控溅射沉积碳膜、多弧离子镀沉积碳膜、化学气相沉积碳膜中的至少两种碳膜。本发明主要用于提高金属双极板的耐腐蚀性能、涂层结合力以及导电性。

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一种燃料电池气密性和吹扫检测控制装置和检测控制方法

NºPublicación: CN110797557A 14/02/2020

Solicitante:

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Resumen de: CN110797557A

本发明提供一种燃料电池气密性和吹扫检测控制装置和检测控制方法,燃料电池气密性检测装置包括:待测电池电堆(100),其具有至少一个流路入口和与之对应的至少一个流路出口,检测装置还包括主管路(A)和至少一个进口支管,主管路和至少一个进口支管连通,且至少一个进口支管的另一端与流路入口连通,进口支管上设置有流量检测器和第一控制阀,检测装置还包括至少一个出口支管,至少一个出口支管的一端与流路出口连通,进口支管上设置有湿度检测器和第二控制阀。通过本发明同时实现了对燃料电池电堆的气密性检测和电堆吹扫的功能,结构简单,易于实现,用一套设备完成两种功能,大大提高了对燃料电池的气密性和湿度的检测效率。

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一种钒电池用聚醚醚酮基质子交换膜

NºPublicación: CN110797562A 14/02/2020

Solicitante:

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Resumen de: CN110797562A

本发明涉及全钒液流电池技术领域,且公开了一种钒电池用聚醚醚酮基质子交换膜,包括以下重量份数配比的原料:8份的磺化聚醚醚酮(SPEEK)、0.42~1.41份的磺化高密度聚乙烯(SHDPE)、0.03~0.07份的纳米二氧化钛(TiO)颗粒;上述质子交换膜的制备方法包括以下步骤:以N,N‑二甲基甲酰胺(DMF)为溶剂,取上述的SPEEK、SHDPE、TiO配制成质量分数为15%的均相溶液,使用100um厚度的刮膜棒进行刮膜,首先将膜在室温下真空干燥2h,然后在60℃烘箱中放置12h,之后在100℃真空干燥2h,最后冷却至室温将膜在去离子水中浸泡下揭膜,即制备得到质子交换膜。本发明解决了目前全钒液流电池使用的质子交换膜,存在钒离子透过率高且价格昂贵的技术问题。

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多洞超薄钯纳米片催化剂及其制备方法与应用

NºPublicación: CN110797543A 14/02/2020

Solicitante:

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Resumen de: CN110797543A

本发明属于直接甲酸燃料电池电催化剂技术领域,涉及多洞超薄钯纳米片催化剂及其制备方法与应用。该方法包括以下步骤:(1)向甲醇中通入惰性气体或氮气以去除甲醇中溶解的氧气,随后将甲醇加热到一定温度;(2)向(1)中所得甲醇中通入一氧化碳至饱和;(3)将氯钯酸钠加入另一份甲醇中,随后向其中通入惰性气体或氮气以去除溶液中溶解的氧气,然后将其加入到(2)获得的一氧化碳饱和的甲醇中,继续反应;(4)对(3)制得的产物进行清洗。本发明制得催化剂具有超大的电化学活性比表面积、超高甲酸催化氧化活性以及优良的电化学稳定性,并且该方法不涉及聚乙烯吡咯烷酮PVP、溴化十六烷基三甲铵CTAB等表面活性材料的使用。

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一种氢燃料电池金属板的点胶方法

Nº publicación: CN110797551A 14/02/2020

Solicitante:

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Resumen de: CN110797551A

本发明属于氢燃料电池技术领域,尤其涉及一种氢燃料电池金属板的点胶方法。其包括以下步骤:S1、在120KPα下,检测冷却道回路的气密性;S2、用点胶治具固定金属板,启动自动点胶机按照密封轨迹对金属板的A面进行点胶;S3、将金属板放入烤箱烘烤,保证胶条不受挤压,保持原有形状;S4、再次采用点胶治具固定金属板,启动自动点胶机按照密封轨迹对金属板的B面进行点胶;S5、再将金属板放入烤箱烘烤;S6、在120KPα下测量三个回路的气密性。本发明针对金属板提供了一套便于自动化生产的密封方法密封方式,密封性较好,自动化程度高,有利于大批量的生产,提高了生产效率。

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