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公开(公告)号：KR101056721B1
公开(公告)日：2011-08-16
申请号：KR1020070062991
申请日：2007-06-26
IPC: H01M8/02
CPC classification number: H01M8/0271 , H01M8/0258 , H01M8/0267 , H01M8/0273 , H01M8/0297 , H01M8/04074 , H01M8/2415
Abstract: 본 발명은 연료전지 분리판의 접착부 기밀구조에 관한 것으로서, 냉각수 유로의 기밀 유지를 위한 분리판의 접착부에서 수소극판 및 공기극판의 두 분리판 중 한쪽에만 접착제가 도포되어 채워지는 그루브가 형성되고, 연결통로부와 냉각수 유로에 접착제가 과다 도포되어 흘러넘치는 것을 방지하기 위해 상기 그루브의 양 측방 위치를 따라 홈 형태의 댐부가 형성되어, 두 분리판의 접착을 위한 가압시에 상기 그루브로부터 흘러나온 접착제가 각 댐부에 추가적으로 채워지도록 한 연료전지 분리판의 접착부 기밀구조에 관한 것이다. 이러한 본 발명에 따르면, 접착부에서 단면상 3개의 기밀 라인이 형성되면서 기밀성이 향상될 수 있고, 종래와 같이 부동냉각수가 막전극접합체(MEA)로 누출되거나 누출된 성분이 촉매를 오염시켜 성능을 저하시키는 문제점이 효과적으로 해소될 수 있게 된다.
연료전지, 분리판, 냉각수 유로, 접착부, 그루브, 댐부, 접착제, 기밀성 향상Abstract translation: 本发明涉及燃料电池双极板的接合部气密结构中，粘合剂被施加到氢电极板和空气电极板仅在双极板的冷却水流动通道的机密性被填充的接合部的侧面的两个隔板，并形成凹槽， 被添加到家庭形式沿凹槽，以防止在连接通路部的粘合剂的溢出和冷却介质流路的两侧位置形成的坝被过度施加，从槽的压力为两个分离的板的粘附过程中流出的粘合剂 对每个坝部分。 根据本发明，由于在接合部分形成的三个机密线的横截面可以提高气密性，在浮动水作为现有技术中的膜电极组件（MEA）泄漏或污染催化剂以降低性能的泄漏分量 问题可以得到有效解决。
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公开(公告)号：KR1020110058590A
公开(公告)日：2011-06-01
申请号：KR1020090115435
申请日：2009-11-26
IPC: H01M8/04
CPC classification number: H01M8/04231 , H01M8/04776
Abstract: PURPOSE: A purge system for a fuel cell is provided to reduce total cold starting time while shortening the time required for valve defrost. CONSTITUTION: A purge system for improving the cold start-up performance of a fuel cell includes: a main pipe(11) which is connected to a purge gas outlet of a fuel cell stack(1) and discharges purge gas and impurities; a sub pipe(21) which is branched from the main pipe; purge valves(12,24) which is installed in the main pipe and the sub pipe and performs purging operation; a cut off valve installed on the upper part of the purge valve from the sub pipe; and a controller for controlling the operation of the purge valve and the cutoff valve.
Abstract translation: 目的：提供燃料电池的清洗系统，以减少总冷启动时间，同时缩短阀门除霜所需的时间。 构成：用于提高燃料电池的冷启动性能的净化系统包括：连接到燃料电池堆（1）的吹扫气体出口并排出吹扫气体和杂质的主管（11）; 从主管分支的副管道（21）; 清洗阀（12,24），其安装在主管和副管道中并执行清洗操作; 一个截止阀，从旁通管安装在清洗阀的上部; 以及用于控制净化阀和截止阀的操作的控制器。
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公开(公告)号：KR1020080113942A
公开(公告)日：2008-12-31
申请号：KR1020070062991
申请日：2007-06-26
IPC: H01M8/02
CPC classification number: H01M8/0271 , H01M8/0258 , H01M8/0267 , H01M8/0273 , H01M8/0297 , H01M8/04074 , H01M8/2415
Abstract: An adhesive part airtight structure of a fuel cell separator is provided to improve the sealing property of an adhesive part by forming 3 airtight lines and to solve the problems on the leakage of floating cooling water to a membrane electrode assembly (MEA) and the degradation of performance by polluting a catalyst with the leaked component. An adhesive part airtight structure of a fuel cell separator of a fuel cell stack is formed with: a groove(114) in which adhesive is coated onto the adhesive part of one separator of two laminated separator(113) and is filled; and dam parts(114a, 114b) of the groove type in which one side of the section is opened on the boundary of two separators, along both sides of groove. The adhesive flowed out from the groove is additionally filled with each dam part by using the pressure for the adhesion of two separators in the state that adhesive is coated onto groove and is filled.
Abstract translation: 提供燃料电池隔板的粘合部分气密结构，通过形成3个气密线来提高粘合剂部件的密封性能，并解决浮动冷却水向膜电极组件（MEA）的泄漏问题和降解 通过用泄漏的组分污染催化剂的性能。 燃料电池堆的燃料电池隔板的粘合部分气密结构形成有：一个凹槽（114），其中粘合剂涂覆在两个层压隔板（113）的一个隔板的粘合部分上，并被填充; 以及该槽的一侧在两个隔板的边界上沿槽的两侧开口的槽型的坝部件（114a，114b）。 从凹槽流出的粘合剂通过在粘合剂被涂覆在凹槽上并被填充的状态下使用用于粘合两个分离器的压力另外填充有每个坝部分。
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公开(公告)号：KR1020100060430A
公开(公告)日：2010-06-07
申请号：KR1020080119018
申请日：2008-11-27
Abstract: PURPOSE: A management system of heat and water for a fuel cell is provided to prevent a fuel cell stack from being dried out or flooded by controlling a stack operation temperature during the operation of the fuel cell, to secure output performance, and to improve durability. CONSTITUTION: A management system of heat and water for a fuel cell, capable of controlling a stack operation temperature, comprises: a pump(200) for circulating cooling water along a circulation route which is connected to a fuel cell stack(100); a heat exchanger(300) which is installed in the circulation route and cools the cooling water through heat exchange; a thermostat(400) selecting the circulation route of the cooling water; and a controller for controlling the drive of a cooling pump and the thermostat.
Abstract translation: 目的：提供一种用于燃料电池的热水和水管理系统，以防止燃料电池堆在燃料电池运行期间通过控制堆叠操作温度而被干燥或淹没，以确保输出性能，并提高耐久性 。 构成：能够控制堆垛操作温度的燃料电池的热水管理系统，包括：泵（200），用于沿连接到燃料电池堆（100）的循环路径循环冷却水; 热交换器（300），其安装在循环路径中并通过热交换冷却冷却水; 选择冷却水的循环路线的恒温器（400） 以及用于控制冷却泵和恒温器的驱动的控制器。
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公开(公告)号：KR1020090119066A
公开(公告)日：2009-11-19
申请号：KR1020080044894
申请日：2008-05-15
IPC: H01M8/04
CPC classification number: H01M8/04089 , H01M8/04223 , H01M8/04302 , H01M8/04559 , H01M8/04753 , H01M8/0488 , H01M8/0491 , H01M2008/1095
Abstract: PURPOSE: A method for accelerating activation of a fuel cell is provided to shorten activation time of the fuel cell without additional apparatus by operating the fuel cell with a constant current or a constant voltage operation mode, and to reduce the used amount of hydrogen for activation as a result of the fuel battery activation reduction. CONSTITUTION: A method for accelerating activation of a fuel cell comprises the steps of: maintaining a cell voltage to the fixed OCV by supplying hydrogen to a fuel anode and air to an air electrode; blocking air supply to the air electrode; lowering the cell voltage to the critical level after blocking air supply to the air electrode; if OCV is dropped to the critical level, again increasing the OCV by supplying air to the air electrode; after supplying hydrogen to the fuel anode and air to the air electrode, operating the fuel cell in a constant current or constant voltage operation mode; and repeating the above steps.
Abstract translation: 目的：提供一种用于加速燃料电池的激活的方法，以通过以恒定电流或恒定电压操作模式操作燃料电池来缩短燃料电池的激活时间，而无需额外的装置，并且减少用于激活的氢的使用量 由于燃料电池的激活降低。 构成：用于加速燃料电池的激活的方法包括以下步骤：通过向燃料阳极供应氢气并将空气供给到空气电极，将电池电压维持在固定的OCV上; 堵塞空气电极的空气; 阻止空气供应到空气电极后，将电池电压降低到临界水平; 如果OCV下降到临界水平，再通过向空气电极供应空气来增加OCV; 在向燃料阳极供给氢气并将空气供给到空气电极之后，以恒定电流或恒定电压运行模式操作燃料电池; 并重复上述步骤。
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Patent Agency Ranking
公开(公告)号：KR1020090114829A
公开(公告)日：2009-11-04
申请号：KR1020080040676
申请日：2008-04-30
Abstract: PURPOSE: A fuel cell is provided to measure current, voltage, temperature, inner resistance, or catalyst activity of each segment and to also enable exact property measurement for a portion of a separator. CONSTITUTION: A fuel cell comprises an electrode membrane assembly(201) comprising an electrode causing electrochemical reaction and electrolytic membrane which delivers ions generated by electric chemistry reaction; and a separator(203) which supports the electrode electrolyte assembly and comprises a plurality of electrically insulated segments. Each segment of the separator includes current measurement terminal, voltage measurement terminal, and temperature measurement terminal.
Abstract translation: 目的：提供一个燃料电池来测量每个部分的电流，电压，温度，内部电阻或催化剂活性，并且还能够对分离器的一部分进行精确的性能测量。 构成：燃料电池包括电极膜组件（201），其包括引起电化学反应的电极和电解膜，其传递通过电化学反应产生的离子; 以及支撑电极电解质组件并且包括多个电绝缘段的分离器（203）。 分离器的每个部分包括电流测量端子，电压测量端子和温度测量端子。
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公开(公告)号：KR1020080112475A
公开(公告)日：2008-12-26
申请号：KR1020070060912
申请日：2007-06-21
CPC classification number: H01M8/04089 , H01M8/0441 , H01M8/04753 , H01M8/04761 , Y10T137/7837
Abstract: A carbon corrosion-resistant apparatus for a cathode for a fuel cell is provided to prevent carbon corrosion of a cathode caused by the hydrogen / oxygen interface formation of an anode in starting and stopping a fuel battery and to improve durability and performance of the fuel battery. A carbon corrosion-resistant apparatus for a cathode for a fuel cell includes an air blower(26) supplying the air received from an air supplying source to a fuel battery; a fuel battery(10) which generates the electricity with the chemical reaction by supplying the air; air exhaustion pipe(28) which ejects the residual air after the oxygen reacts in the fuel battery; a pressure sensor(37) measuring the air pressure within the fuel battery; an air exhaustion solenoid valve(36) opening and closes the airflow of the air exhaustion pipe; and a controller controlling the operation of the air exhaustion solenoid valve and air blower.
Abstract translation: 提供了一种用于燃料电池用阴极的耐碳腐蚀装置，用于防止燃料电池的起动和停止时阳极的氢/氧界面形成引起的阴极的碳腐蚀，提高燃料电池的耐久性和性能 。 一种用于燃料电池的阴极的耐碳腐蚀装置包括：将从空气供应源接收的空气供应到燃料电池的鼓风机（26） 燃料电池（10），其通过供给空气而产生化学反应的电力; 在氧气在燃料电池中反应之后排出残留空气的排气管（28） 测量燃料电池内的空气压力的压力传感器（37）; 排气电磁阀（36），其开闭空气排出管的气流; 以及控制排气电磁阀和鼓风机的操作的控制器。
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公开(公告)号：KR101405374B1
公开(公告)日：2014-06-12
申请号：KR1020080040676
申请日：2008-04-30
CPC classification number: Y02P70/56
Abstract: 본 발명은, 전기 화학 반응을 일으키는 전극과 전기 화학 반응에 의해 발생된 이온을 전달하는 전해질막을 구비하는 전극 전해질 접합체와, 전극 전해질 접합체를 지지하며 전기적으로 서로 절연되는 복수개의 세그먼트를 포함하는 분리판을 포함하는 연료 전지에 관한 것이다. 이에 의하여, 분리판이 전기적으로 서로 절연된 복수개의 세그먼트를 포함함으로써, 각 세그먼트 마다 성능 평가가 가능하게 된다.
연료 전지, 절연, 세그먼트-
公开(公告)号：KR101091661B1
公开(公告)日：2011-12-08
申请号：KR1020070060912
申请日：2007-06-21
CPC classification number: H01M8/04089 , H01M8/0441 , H01M8/04753 , H01M8/04761 , Y10T137/7837
Abstract: 이를위해, 본발명은 a)연료전지의동작이중지된이후에공기블로워가공기공급원으로부터받은공기를연료전지에공급하는단계; b)상기연료전지내의공기압력을측정하는압력센서에서설정압력값도달여부를감지하는단계; c)상기설정압력값에도달하면제어부에서상기공기블로워와, 공기배기배관에설치되어공기배기배관의공기흐름을개폐하는공기배기솔레노이드밸브에대해제어신호를전달하는단계; d)상기제어신호를받으면상기공기블로워는연료전지내에공기공급을멈추고, 상기공기배기솔레노이드밸브는닫혀서연료전지내 산소가모두소진되도록제어하는단계; 를포함하여구성되어애노드측의수소/산소계면형성을억제하는것을특징으로하는연료전지용캐소드의카본부식억제방법을제공한다.
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公开(公告)号：KR101394732B1
公开(公告)日：2014-05-16
申请号：KR1020080119018
申请日：2008-11-27
Abstract: 본 발명은 연료전지용 열 및 물 관리 시스템에 관한 것으로서, 연료전지 시스템의 운전 중 온도센서에 의해 검출된 연료전지 스택 입구측의 냉각수 온도와 연료전지 스택 출구측의 냉각수 온도, 연료전지 스택 출구측의 공기 온도를 기초로 하여 냉각수 펌프 및 써모스탯, 다기능 열관리장치의 구동을 제어하여 스택 운전온도를 최적의 온도로 조절함으로써, 연료전지 스택의 드라이 아웃이나 플러딩 현상을 효과적으로 방지 혹은 완화할 수 있고, 출력성능 확보 및 내구성 향상이 가능해지는 연료전지용 열 및 물 관리 시스템에 관한 것이다.
연료전지, 냉각수 펌프, 써모스탯, 열관리장치, 저항발열체, 스택, 열교환기, 바이패스, 열 및 물 관리 시스템, TMS
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