-
公开(公告)号：KR100872639B1
公开(公告)日：2008-12-09
申请号：KR1020070054244
申请日：2007-06-04
IPC: H01M8/02
Abstract: A stack structure for the reinforcement of mechanical strength for a fuel cell is provided to prevent the resistance increase due to the interface separation of a catalyst layer and a membrane layer in an MEA and the interface separation of MEA and GDL and to the damage of MEA/GDL due to the repeated stress by the drying/wetting of materials. A stack structure for a fuel cell comprises a separator(16), a GDL(110) and an MEA(12), wherein a reinforcement layer(111) is formed on the gas diffusion layer(GDL) to reinforce the GDL and MEA(membrane electrode assembly) in contact with the separator by the anode/cathode pressure difference, and the reinforcement layer is located between the MEA and the GDL. Also the reinforcement layer is located between the MEA and the GDL and the MEA and the separator. Or the reinforcement layer is buried inside the GLD.
Abstract translation: 提供了用于增强燃料电池的机械强度的堆叠结构，以防止由于MEA中的催化剂层和膜层的界面分离以及MEA和GDL的界面分离以及MEA的损伤引起的电阻增加 / GDL由于材料的干燥/润湿而反复施加压力。 用于燃料电池的堆叠结构包括隔板（16），GDL（110）和MEA（12），其中在气体扩散层（GDL）上形成加强层（111）以加强GDL和MEA（ 膜电极组件）通过阳极/阴极压力差与隔板接触，并且加强层位于MEA和GDL之间。 此外，加强层位于MEA和GDL之间，MEA和分离器之间。 或加强层埋在GLD内。
-
公开(公告)号：KR100862419B1
公开(公告)日：2008-10-08
申请号：KR1020060122270
申请日：2006-12-05
Applicant: 현대자동차주식회사
IPC: H01M8/02
CPC classification number: H01M8/0267 , H01M8/0247 , H01M8/0258 , H01M8/04029 , H01M8/241 , H01M8/2457 , H01M8/2483 , H01M2008/1095
Abstract: 본 발명은 연료전지용 분리판에 관한 것으로서, 더욱 상세하게는 연료전지스택에서 구성부품인 냉각분리판의 구조를 개선하여 낮은 공기공급압력을 가진 연료전지시스템에서도 우수한 성능 및 출력밀도를 나타냄과 동시에 내구성이 향상될 수 있도록 한 연료전지용 분리판에 관한 것이다.
이를 위해, 본 발명은 수소유로, 산소유로 및 냉각수 유로에 수소, 산소 및 냉각수를 공급하기 위해 상기 유로 끝단부가 연결통로를 통해 매니폴드와 연결되되, 상기 연결통로가 상기 두개의 평판 모두에 형성된 것을 특징으로 하는 연료전지용 분리판을 제공한다.
분리판, MEA, GDL, 접착재, 가스켓, 연결통로-
公开(公告)号：KR100836417B1
公开(公告)日：2008-06-09
申请号：KR1020070056562
申请日：2007-06-11
IPC: H01M4/86
CPC classification number: H01M8/1004 , H01M4/8605 , H01M8/0271 , H01M8/242 , Y02E60/521
Abstract: A membrane electrode assembly structure of a fuel cell stack is provided to increase durable performance of the fuel cell stack and to improve output characteristics of the fuel cell stack by increasing a total reaction amount. A membrane electrode assembly structure(32) of a fuel cell stack includes an electrolytic membrane(30) interposed between an air electrode and a hydrogen electrode. Both end sections of the air electrode and hydrogen electrode(31) adhered to the upside and underside of the electrolytic membrane are disposed to differ from each other. A reaction area of the air electrode is larger than that of the hydrogen electrode.
Abstract translation: 提供燃料电池堆的膜电极组件结构以提高燃料电池堆的耐久性能，并通过增加总反应量来改善燃料电池堆的输出特性。 燃料电池堆的膜电极组件结构（32）包括介于空气极和氢电极之间的电解质膜（30）。 粘附到电解质膜的上侧和下侧的空气电极和氢电极（31）的两端部彼此不同。 空气电极的反应面积大于氢电极的反应面积。
-
公开(公告)号：KR100794021B1
公开(公告)日：2008-01-10
申请号：KR1020060089769
申请日：2006-09-15
Applicant: 현대자동차주식회사
Abstract: A stack of a fuel cell vehicle that can improve flow distribution and cold starting is provided to stably maintain the flow distribution of a cooling water flowing through a cooling water manifold by installing a support heat generating unit inside the cooling water manifold. A stack(10) of a fuel cell vehicle that can improve flow distribution and cold starting includes a support heat generating unit(100) and a control unit(200). The support heat generating unit is equipped with a stack where an air manifold(12), a hydrogen manifold(11), and a cooling water manifold(13) are formed. The support heat generating unit keeps the flow distribution of a cooling water flowing through the cooling water manifold constant. The support heat generating unit is inserted into the cooling water manifold in a longitudinal direction of the cooling water manifold so as to improve the cool starting. The support heat generating unit generates heat by receiving a power of a battery. The control unit controls a heat generating temperature of the support heat generating unit.
Abstract translation: 提供能够改善流量分配和冷启动的燃料电池车辆的堆叠，以通过在冷却水歧管内部设置支撑热产生单元来稳定地保持流过冷却水歧管的冷却水的流量分布。 能够改善流量分配和冷启动的燃料电池车辆的堆叠（10）包括支撑热产生单元（100）和控制单元（200）。 支撑热产生单元配备有堆叠，其中形成有空气歧管（12），氢歧管（11）和冷却水歧管（13）。 支撑发热单元保持流过冷却水歧管的冷却水的流量分布恒定。 支撑热产生单元沿着冷却水歧管的纵向方向插入冷却水歧管中，以改善冷启动。 支撑热产生单元通过接收电池的电力而发热。 控制单元控制支撑热产生单元的发热温度。
-
公开(公告)号：KR100534767B1
公开(公告)日：2005-12-07
申请号：KR1020030070630
申请日：2003-10-10
Applicant: 현대자동차주식회사
Inventor： 오승찬
IPC: F02B43/10
CPC classification number: Y02T10/32
Abstract: 본 발명은 연료전지 차량의 수소가스 안전 배출장치 및 방법에 관한 것으로서, 연료전지 차량의 수소의 과충전시 수소를 배출하는 배출라인이 장착된 수소탱크의 수소가스 안전 배출장치에 있어서, 수소탱크의 온도상승을 측정할 수 있도록 상기 배출라인에 장착되는 온도센서와, 수소탱크 내부의 압력변화를 측정할 수 있도록 장착되는 압력센서와, 배출라인에 장착되어 상기 배출라인을 따라 배출되는 수소가스의 배출 주기를 조절하도록 장착되는 솔레노이드밸브와, 온도센서 및 상기 압력센서의 센싱신호를 전달받아, 상기 수소탱크 내의 압력 및 온도가 설정치에 도달되면 상기 솔레노이드밸브를 제어하여 상기 수소가스가 배출되도록 하고, 상기 수소탱크 내의 압력이 계속적으로 하강하여 최종 설정치에 도달되면 상기 솔레노이드밸브를 제어� �여 수소의 배출을 중단하도록 제어하는 제어부를 구비한다.
-
Patent Agency Ranking
公开(公告)号：KR1020040043779A
公开(公告)日：2004-05-27
申请号：KR1020020072174
申请日：2002-11-20
Applicant: 현대자동차주식회사
Inventor： 오승찬
IPC: B22D21/02
CPC classification number: B22D27/003 , B22D46/00 , F16K31/06
Abstract: PURPOSE: An apparatus for preventing mixing of hydrogen gas is provided which improves quality and properties of product by shielding molten metal of heat reserving furnace from the atmosphere using an inert gas during manufacturing of product by gravitational casting, thereby preventing hydrogen gas from mixing with molten metal. CONSTITUTION: The apparatus for preventing mixing of hydrogen gas comprises a plurality of gas injection nozzles(50) installed at an inlet of a heat reserving furnace into which molten alloy is injected; a pressure regulator(100) connected to the gas injection nozzles to control gas injection pressure; a solenoid valve(90) connected to the pressure regulator to open and shut supplying of gas; a flux sensing sensor(110) connected to the solenoid valve to sense gas supply amount; a gas supply unit(80) connected to the flux sensing sensor to take charge of supplying gas; and a controller(70) connected to the solenoid valve and the flux sensing sensor in such a manner that signals are communicated with each other between the controller and the solenoid valve and the flux sensing sensor, wherein a position sensing sensor(60) is connected to an inlet of the heat reserving furnace to sense movement of a molten metal injection cup for injecting molten metal(10) in such a way that signals are communicated with each other between the position sensing sensor and the controller.
Abstract translation: 目的：提供一种用于防止氢气混合的装置，其通过重力铸造制造产品期间使用惰性气体将热储存炉的熔融金属与大气隔绝，从而提高产品的质量和性能，从而防止氢气与熔融 金属。 构成：防止氢气混合的装置包括：多个喷射喷嘴（50），其安装在熔融合金注入的储热炉的入口处; 连接到气体喷射喷嘴以控制气体注入压力的压力调节器（100）; 连接到压力调节器以打开和关闭气体供应的电磁阀（90）; 连接到电磁阀以感测气体供给量的磁通感测传感器（110） 连接到所述通量感测传感器以负责供给气体的气体供给单元（80） 以及控制器（70），其以所述控制器与所述电磁阀和所述通量感测传感器之间的信号彼此连通的方式连接到所述电磁阀和所述通量感测传感器，其中，位置感测传感器（60）被连接 到所述储热炉的入口，以感测用于注入熔融金属（10）的熔融金属注射杯的运动，使得信号在位置感测传感器和控制器之间彼此连通。
-
公开(公告)号：KR1020030088686A
公开(公告)日：2003-11-20
申请号：KR1020020026514
申请日：2002-05-14
Applicant: 현대자동차주식회사
Inventor： 오승찬
IPC: B22D31/00
CPC classification number: B22D31/002 , B22D27/09
Abstract: PURPOSE: A cutting system for sink head of gravity casts is provided to greatly reduce chip generation during cutting, and obtain cut surface having uniform roughness by using ultra-high pressurized water spray cutting method instead of existing saw blade cutting method. CONSTITUTION: In a cutting system for sink head of gravity casts for cutting and separating the sink head(7) from cast article(5) after gravity casting, the cutting system comprises a position sensor(11) for outputting a certain signal according to the detection results by detecting whether cutting part(9) between sink head(7) of the cast article(5) horizontally moved by transfer bed(17) of transfer unit(16) is within a certain fixed cutting position section (Z) or not; a control unit part(12) for outputting on/off control signals according to the outputted signals by receiving signals outputted from the position sensor(11); a power supply unit part(13) whose driving is turned on or off by the on/off control signals outputted from the control unit part(12) so that the power supply unit part(13) selectively supplies power supply; a water pressure supply unit part(14) driven by power supply supplied from the power supply unit part(13) so that the water pressure supply unit part(14) generates water pressure and supplies water of ultra-high pressure; and an injection nozzle(15) for injecting the water of ultra-high pressure onto the cutting part(9) between the sink head(7) and the cast article(5) passing through the cutting position section (Z) so that the cutting part(9) is cut after receiving water of ultra-high pressure from the water pressure supply unit part(14).
Abstract translation: 目的：提供重力铸造槽头切割系统，大大减少切割时的切屑生成，通过采用超高压水喷雾切割方法代替现有的锯片切割方法，获得具有均匀粗糙度的切割面。 构成：在重力铸造之后，用于将沉头（7）与铸造件（5）切割分离的重力沉头切割系统中，切割系统包括位置传感器（11），用于根据 通过检测由转印单元（16）的转印床（17）水平移动的铸造物品（5）的水槽头（7）之间的切割部分（9）是否处于某个固定切割位置部分（Z）内的检测结果 ; 控制单元部分（12），用于通过接收从位置传感器（11）输出的信号来输出根据输出信号的控制信号; 通过从控制单元部分（12）输出的开/关控制信号来驱动其驱动的电源单元部分（13），使得电源单元部分（13）选择性地供电; 由供电单元部分供应的供电驱动的水压供应单元部分（14），使得供水单元部分产生水压并提供超高压水; 以及用于将超高压水喷射到通过切割位置部分（Z）的水槽头（7）和铸造制品（5）之间的切割部分（9）上的喷嘴（15），使得切割 在从水压供给单元部分（14）接收到超高压的水之后，部分（9）被切割。
-
公开(公告)号：KR1020030013958A
公开(公告)日：2003-02-15
申请号：KR1020010048259
申请日：2001-08-10
Applicant: 현대자동차주식회사
Inventor： 오승찬
IPC: B22D15/02
Abstract: PURPOSE: A method for micronizing structure of cylinder head of cast aluminum alloy for internal combustion engine is provided to manufacture stable cylinder heads of high quality by rapidly cooling a port portion using liquid air having a temperature of about -200 deg.C inside a dies. CONSTITUTION: The method comprises the steps of melting aluminum alloy as a material for the cylinder heads in a melting furnace having a temperature of 750 to 770 deg.C; injecting the melted aluminum alloy into a mold(30) in dies(10) that is designed in a certain shape; casting cylinder heads by forming the aluminum alloy injected into the mold at a temperature of 680 to 740 deg.C; manufacturing cylinder heads by adjusting cooling of the cast cylinder heads using the liquid air(60), wherein the method further comprises the step of preheating the dies to a temperature of 150 to 250 deg.C so as to prevent the melted aluminum from solidifying before the step of injecting the melted aluminum alloy into a mold in the dies(10).
Abstract translation: 目的：提供一种用于内燃机铸铝合金气缸头微结构的方法，通过使用温度在-200℃左右的液态空气在模具内快速冷却端口部分来制造高质量的稳定气缸盖 。 构成：该方法包括在具有750-770℃温度的熔化炉中熔化作为气缸盖的材料的铝合金的步骤; 将熔融的铝合金注射到设计成一定形状的模具（10）中的模具（30）中; 通过在680至740℃的温度下形成注入模具中的铝合金来铸造气缸盖; 通过使用液体空气（60）调节铸造气缸盖的冷却来制造气缸盖，其中该方法还包括将模具预热至150至250℃的温度以防止熔化的铝在之前固化的步骤 将熔融的铝合金注入模具（10）中的模具中的步骤。
-
公开(公告)号：KR101575364B1
公开(公告)日：2015-12-08
申请号：KR1020090118157
申请日：2009-12-02
Applicant: 현대자동차주식회사
Abstract: 본발명은차량용연료전지의물 제거장치및 방법에관한것으로서, 시스템비용을상승시키는바이패스라인이나감압펌프등 장치의추가및 사용없이연료전지의셧다운과정에서연료전지스택의셀 내에존재하는물을신속히제거하여냉시동성을향상시킬수 있는장치및 방법에관한것이다. 이를위해, 본발명은, 연료전지스택의캐소드전극및 애노드전극에연결되어캐소드전극과애노드전극사이에물의전기분해를위한전류를인가하는전류인가장치와; 연료전지스택의셀 전압을검출하기위한셀 전압검출부와; 상기셀 전압검출부에의해검출되는셀 전압을모니터링하면서전류인가시셀 전압이전극의촉매부식방지를위해설정된기준전압이상이되지않도록상기전류인가장치의전류출력을제어하는제어기;를포함하는차량용연료전지의물 제거장치를제공한다.
-
公开(公告)号：KR101575362B1
公开(公告)日：2015-12-08
申请号：KR1020090115450
申请日：2009-11-26
Applicant: 현대자동차주식회사
Abstract: 본발명은연료전지차량의충돌사고등과같은비정상상태발생시연료가스누출및 고전압으로인한위험을방지할수 있는연료전지차량용스택안전제어장치및 방법에관한것이다. 본발명은소용량의비활성기체및 액체가충진된유체저장유닛을차량에장착하고, 상기유체저장유닛에서비활성유체가스택및 가스배관에유입될수 있도록유체공급배관및 개폐밸브를추가로설치함으로써, 차량충돌시제어유닛이개폐밸브를개방하여비활성유체가스택및 가스배관에유입되면서잔류가스를희석시키고, 수소출구밸브를통해희석가스를배출시킴으로써, 스택의고전압을저감하여차량의안전성을확보할수 있는연료전지차량용스택안전제어장치를제공한다. 또한, 본발명은상기유체공급배관을통해유입된비활성유체가수소입구밸브의개방에의하여지속적으로유입될수 있는수소의유입을차단할수 있고, 수소출구측에안전밸브및 바이패스배관이장착되어수소출구밸브의고장발생시상기희석가스를배출시켜차량의안전성을확보할수 있다.
-
-
-
-
-
-
-
-
-
Search Results
73
records
(took 0.03 seconds)
