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81.发明公开연료전지에 사용하는 이오노머 슬러리를 포함하는 막-전극접합체 제조방법 및 그 막-전극접합체, 막-전극체를 포함하는 연료전지 无效用于燃料电池的离子体的制备方法，使用使用相同方法制备的离子体的膜电极组件和使用使用相同方法制备的膜电极组件的燃料电池
公开(公告)号：KR1020080103794A
公开(公告)日：2008-11-28
申请号：KR1020070050980
申请日：2007-05-25
Applicant: 한국에너지기술연구원
Abstract: An ionomer is provided to ensure high constant resistance of a membrane electrode assembly and to improve mechanical stability of an electrode structure by applying it to a solid alkaline fuel cell. A manufacturing method of ionomer comprises (i) a step for performing the chloromethylation of hydrocarbon-based polymer; and (ii) a step for performing the amination of a chloromethylated polymer; and (iii) a step for, after washing, drying an aminized polymer with distilled water and treating it with a hydrogen peroxide and alkaline solution.
Abstract translation: 提供离聚物以确保膜电极组件的高恒定电阻并且通过将电极结构施加到固体碱性燃料电池来提高电极结构的机械稳定性。 离聚物的制造方法包括：（i）进行烃类聚合物的氯甲基化的工序; 和（ii）进行氯甲基化聚合物的胺化的步骤; 和（iii）洗涤后用蒸馏水干燥氨基化聚合物并用过氧化氢和碱性溶液处理的步骤。
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公开(公告)号：KR100864689B1
公开(公告)日：2008-10-23
申请号：KR1020070002444
申请日：2007-01-09
Applicant: 한국에너지기술연구원
IPC: G01R31/36
Abstract: 본 발명은 연료전지 스택(Stack)의 주요 구성품 중 하나인 분리판(bipolar plate)의 구조에 따른 연료전지의 성능을 측정하기 위한 연료전지 성능 측정장치 및 이를 이용한 연료전지 분리판 최적설계에 관한 기준을 도출하는 방법에 관한 것이다.
본 발명에 따른 연료전지 성능 측정장치는, 매니폴드 입구와 매니폴드 출구를 가지며, 상기 매니폴드 입구와 출구는 분리판 일면에 형성되는 유로를 통해 상호 연통되되, 상기 유로의 크기 및 개수가 각기 다르게 형성된 다수의 분리판; 및 상기 분리판을 매니폴드 입구 영역, 매니폴드 출구 영역 및 상기 매니폴드 입구 영역과 출구 영역 사이의 중앙 영역으로 분할하고, 분할된 각 영역에 대한 독립적인 측정을 위해 분리판의 해당 영역 상에 장착되는 측정센서;를 포함하며, 이를 이용하여 연료전지의 성능을 측정함에 있어서는, 유로의 크기 및 개수가 각기 다른 여러 형태의 상기 분리판을 막-전극 전합체를 사이에 두고 상호 조합하여 가면서 유로 크기 및 개수에 따라 달라지는 연료전지의 성능을 영역별로 측정하는 것을 요지로 한다.
연료전지, 분리판, 유로, 금속판, 측정센서, 성능 측정-
公开(公告)号：KR100830210B1
公开(公告)日：2008-05-19
申请号：KR1020060110934
申请日：2006-11-10
Applicant: 한국에너지기술연구원
IPC: C25D11/04
Abstract: 본 발명은 박판에 부분적으로 산화막을 형성하는 장치에 관한 것이다. 구체적으로, 본 발명은 양극산화를 하는 박판 표면의 산화막 형성 영역에 메쉬 형태의 전극망을 배치하고, 그외 부분을 전해 용액에의 노출로부터 차단하기 위해 산화방지틀 사이에 장착한 후, 전해 용액에 침지시켜 산화막을 형성하는 것이다.
본 발명에 의하면 박판의 원하는 영역에 균일한 분포의 산화막을 형성하여 선택적이고 효율적인 산화막 형성이 가능하다는 장점이 있다.
산화막, 전극막, 산화방지틀-
公开(公告)号：KR100776375B1
公开(公告)日：2007-11-15
申请号：KR1020060055559
申请日：2006-06-20
Applicant: 한국에너지기술연구원
Abstract: A method for preparing an anion exchange membrane is provided to obtain an anion exchange membrane for a fuel cell having improved ion conductivity and thermal stability. A method for preparing an anion exchange membrane comprises the steps of: dissolving at least one hydrocarbon-based polymer selected from the polyether-based plastic group consisting of polyether ether ketone, polyacetal, polyphenylene oxide, polysulfone, polyether sulfone and polyphenylene sulfide into a solvent, and adding a chloromethylation agent along with a catalyst thereto to perform chloromethylation; and adding a mixture of a diamine and tertiary monoamine to the chloromethylated polymer to perform amination and to obtain an aminated polymer, which, in turn, is subjected to casting into a film-like membrane.
Abstract translation: 提供了制备阴离子交换膜的方法，以获得具有改进的离子传导性和热稳定性的燃料电池的阴离子交换膜。 一种制备阴离子交换膜的方法，包括以下步骤：将选自聚醚醚酮，聚缩醛，聚苯醚，聚砜，聚醚砜，聚苯硫醚的聚醚类塑料基中的至少一种烃类聚合物溶解在溶剂中 ，并向其中加入氯甲基化试剂以进行氯甲基化; 并将二胺和叔单胺的混合物加入到氯甲基化的聚合物中进行胺化，得到胺化的聚合物，然后进一步将其浇铸成膜状膜。
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公开(公告)号：KR1020070076650A
公开(公告)日：2007-07-25
申请号：KR1020060005787
申请日：2006-01-19
Applicant: 한국에너지기술연구원
IPC: H01M8/02
CPC classification number: Y02P70/56 , H01M8/0276 , H01M8/0273 , H01M8/028 , H01M8/1004 , Y02E60/50
Abstract: A supporter-inserted gasket is provided to prevent a deviation of a gasket while a fuel cell is kept airtight, to reduce a production error of a multi-layer membrane-electrode assembly, and to save a production cost of a membrane-electrode assembly. The supporter-inserted gasket to be provided in a membrane-electrode assembly comprises a supporter(24) and a gasket(26) molded on the upper part of the supporter(24). The membrane-electrode assembly has the gasket which is configured to keep a fixed gap between a separator and a polymer membrane(20). The gasket is attached and fixed to the polymer membrane(20) by an adhesive member(22).
Abstract translation: 提供了一种插入垫片的垫片，以在燃料电池保持气密的同时防止垫圈的偏移，从而降低多层膜 - 电极组件的制造误差，并且节省了膜 - 电极组件的生产成本。 设置在膜 - 电极组件中的支撑体插入垫圈包括支撑件（24）和模制在支撑件（24）的上部上的垫圈（26）。 膜 - 电极组件具有垫圈，其被配置成在隔板和聚合物膜（20）之间保持固定的间隙。 垫圈通过粘合构件（22）附接并固定到聚合物膜（20）上。
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Patent Agency Ranking
公开(公告)号：KR100480969B1
公开(公告)日：2005-04-14
申请号：KR1020030014843
申请日：2003-03-10
Applicant: 한국에너지기술연구원
IPC: H01M4/90
Abstract: 본 발명은 일산화탄소의 운동직경 보다 작은 기공들을 형성시킨 다공성 구조의 탄소 물질을 지지체로 사용하여 활성 금속과 일산화탄소의 접촉 확률을 감소시킴으로써, 일산화탄소에 의한 연료전지의 성능 저하 현상을 감소시킨 연료전지용 전극촉매에 관한 것이다.
본 발명의 전극촉매는, 평균 직경이 2∼15nm이며 내부로부터 외표면으로 개방된 다수의 기공들이 형성되어 기공들의 전체 부피가 0.4∼2.0 m
3 /g이고 기공 내면을 포함한 전체 표면적이 200∼2,500 m
2 /g인 다공성 지지체 20∼90 중량부에, 백금 20∼95원자%와 Ru, Sn, Os, Rh, Ir, Pd, V, Cr, Co, Ni, Fe, Mn 중의 하나 5∼80원자%가 합금된 활성 금속 10∼80중량부가 흡착된 것으로 상기 범위의 평균 직경을 갖는 다공성 지지체를 사용함에 본 발명의 기술적 특징이 있다.
본 발명의 전극촉매는 일산화탄소와 기공 내면에 흡착된 활성 금속 사이의 근본적인 접촉이 방지됨으로써 일산화탄소에 의한 성능 저하가 최소화되며, 그에 따라 연료 공급 문제가 해소되는 장점이 있다.-
公开(公告)号：KR1020040080010A
公开(公告)日：2004-09-18
申请号：KR1020030014843
申请日：2003-03-10
Applicant: 한국에너지기술연구원
IPC: H01M4/90
Abstract: PURPOSE: An electrode catalyst for a fuel cell is provided, to reduce the contact probability between carbon monoxide and an active metal by using a porous supporter having pores whose diameter is smaller than the kinetic diameter of carbon monoxide, thereby reducing the poisoning of carbon monoxide. CONSTITUTION: The electrode catalyst comprises an active metal(21) adsorbed on the surface of a supporter(22) comprising carbon mainly and is obtained by adsorbing and reducing an active metal onto the inner surface of pores(V) and the outer surface of a porous supporter where the pores opened from the inside to the outside are formed in the total outer surface. Preferably the average diameter of the pore entrance meeting the outer surface of the supporter is 2-15 nm, and the total surface area of the supporter comprising the outer surface and the inner surface of pores open outside is 200-2,500 m2/g. Preferably the active metal is a Pt-M alloy, and M is selected from the group consisting of Ru, Sn, Os, Rh, Ir, Pd, V, Cr, Co, Ni, Fe and Mn.
Abstract translation: 目的：提供一种用于燃料电池的电极催化剂，通过使用具有直径小于一氧化碳的动力学直径的孔的多孔载体来降低一氧化碳与活性金属之间的接触概率，从而减少一氧化碳的中毒 。 构成：电极催化剂主要包含吸附在包含碳的载体（22）的表面上的活性金属（21），并且通过将活性金属吸附并还原到孔（V）的内表面和 其中从内侧向外部开口的孔形成在整个外表面中的多孔支撑体。 优选地，满足支撑体外表面的孔入口的平均直径为2-15nm，包括外表面和外表面孔的内表面的总表面积为200-2,500m 2 / g。 优选地，活性金属是Pt-M合金，M选自Ru，Sn，Os，Rh，Ir，Pd，V，Cr，Co，Ni，Fe和Mn。
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公开(公告)号：KR1020040058729A
公开(公告)日：2004-07-05
申请号：KR1020020085108
申请日：2002-12-27
Applicant: 한국에너지기술연구원
IPC: H01M8/02
Abstract: PURPOSE: A separator for a fuel cell, which has a spiral flow channel for feeding fuel gas, is provided to reduce the energy loss and pressure drop in the flow channel, thereby helping the drain of water, and to increase the efficiency per square area of the separator, thereby being advantageous in minimization of the separator stack. By using the separator, it is possible to make uniform use of a gas no matter with the gas pressure, and the temperature distribution in the separator becomes homogeneous. CONSTITUTION: The separator for a fuel cell comprises a spiral flow channel comprised of an inflow channel band(Bi), in which channel bands(B) which consist of plurality of parallel channels(C), start from one outside of the separator disc, extend to make a half round along the surface frame of the separator, and further extend to make another half round or more while keeping a distance like the width of the channel band from the frame and the inner surface of the already formed channel, thereby forming a spiral that extends toward the center of the separator; and an outflow channel band(B0), in which the end of the inflow channel band(Bi) at the center of the separator takes a U turn to change the proceeding direction, then makes one round along the inner surface of the inflow channel band, and outwardly extends between the inflow channel bands that are separated from each other with the distance, to the outside of the separator disc.
Abstract translation: 目的：提供一种用于燃料电池的隔板，其具有用于馈送燃料气体的螺旋流动通道，以减少流动通道中的能量损失和压降，从而有助于排水，并且提高每平方面的效率 从而有利于最小化分离器叠层。 通过使用隔膜，可以均匀地使用气体，无论气体压力如何，并且隔膜中的温度分布变得均匀。 构成：用于燃料电池的隔板包括由流入通道带（Bi）组成的螺旋流动通道，其中由多个平行通道（C）组成的通道带（B）从分离器盘的一个外部开始， 延伸到隔板的表面框架半圆形，并且进一步延伸以再次半圆形或更长，同时保持像通道带宽度与框架和已经形成的通道的内表面的距离，从而形成 螺旋，其朝向分离器的中心延伸; 和流出通道带（B0），其中分离器中心处的流入通道带（Bi）的端部进行U转以改变行进方向，然后沿着流入通道带的内表面一个圆 并且在彼此间隔开的流入通道带之间向外延伸到分离器盘的外部。
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公开(公告)号：KR1020020092694A
公开(公告)日：2002-12-12
申请号：KR1020010031477
申请日：2001-06-05
Applicant: 한국에너지기술연구원
IPC: H01M8/04
Abstract: PURPOSE: A bipolar plate for a polymer electrolyte fuel cell is provided, to allow the distribution of pressure of reaction gas to be maintained uniformly on the whole bipolar plate, thereby improving the structural stability of the stack of a fuel cell and the performance and durability of a fuel cell by the uniform generation of electricity and heat. CONSTITUTION: The bipolar plate is such that a channel band(21) comprising a plurality parallel gas path channels(21A) is formed in the two outermost part of the one surface of the bipolar plate along the two opposite sides(S1, S2), is turned perpendicularly at the position just before it meets the another two sides(S3, S4) perpendicular to the sides(S1, S2), extends along the two opposite sides(S3, S4), and is turned perpendicularly just before its meets the channel band to proceed parallel with the channel band, thereby the channel bands(21, 21'') started from the two side parts meet each other the central part of the surface of the bipolar plate and form a gas path channel band(21).
Abstract translation: 目的：提供一种用于聚合物电解质燃料电池的双极板，以使整个双极板均匀地保持反应气体的压力分布，从而提高燃料电池堆的结构稳定性和性能和耐久性 的燃料电池通过均匀发电和发热。 构成：双极板使得在双极板的一个表面的两个最外侧部分沿两个相对侧（S1，S2）形成包括多个平行气体通道（21A）的通道带（21） 垂直于与侧面（S1，S2）垂直的另一个两侧（S3，S4）之间的位置垂直转动，沿着两个相对的边（S3，S4）延伸，并且在它相遇之前垂直转动 通道带与通道带平行进行，从两个侧部开始的通道带（21,21“）彼此相遇，双极板的表面的中心部分形成气路通道带（21） 。
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公开(公告)号：KR1020020065118A
公开(公告)日：2002-08-13
申请号：KR1020010005466
申请日：2001-02-05
Applicant: 한국에너지기술연구원
IPC: H01M8/04
Abstract: PURPOSE: Provided is an automatic experimental and performance-estimating apparatus for a polymer electrolyte fuel cell, which can estimate the long and short operation performance of a power generation system of the fuel cell and find the most suitable operation condition automatically. CONSTITUTION: The automatic experimental and performance-estimating apparatus comprises: a gas supply system(100) comprising main pipes(150,160) connected to a fuel cell stack(1) and exhaust pipes(170,180) exhausting the reacted gas from the fuel cell stack(1); a hydrogen recovering system(200) diverged from the exhaust pipe(170) and connected to the main pipe(150); a cooling system(300) containing a cooling water storing tank(301) connected to the fuel cell stack(1) through liquid-gas separators(173,183) mounted to the exhaust pipes(170,180) and connected to humidifiers(153,163) mounted to the main pipes(150,160) through the fuel cell stack(1); a water recovering system(400) connected to the cooling water storing tank(301) from the liquid-gas separators(154,164,173,183) through solenoid valves(401,402,403,404); a control system(500) comprising an automatic control and measure system(501), a signal converter(502), and an electric load controlling system of the fuel cell stack(1).
Abstract translation: 目的：提供一种用于聚合物电解质燃料电池的自动实验和性能估计装置，可以估计燃料电池发电系统的长期和短期运行性能，并自动找到最合适的运行状态。 构成：自动实验和性能估计装置包括：气体供应系统（100），其包括连接到燃料电池堆（1）的主管（150,160）和排出来自燃料电池堆的反应气体的排气管（170,180） 1）; 从排气管（170）分流并连接到主管（150）的氢回收系统（200）; 冷却系统（300），其包含通过安装在排气管（170,180）上的液气分离器（173,183）连接到燃料电池堆（1）的冷却水存储罐（301），并连接到安装在该燃料电池堆上的加湿器（153,163） 通过燃料电池堆（1）的主管（150,160）; 通过电磁阀（401,402,403,404）从液体气体分离器（154,164,173,183）连接到冷却水存储罐（301）的水回收系统（400）; 控制系统（500），包括自动控制和测量系统（501），信号转换器（502）和燃料电池堆（1）的电负载控制系统。
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