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公开(公告)号：KR1020080051355A
公开(公告)日：2008-06-11
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: A bipolar plate for a fuel cell is provided to realize a small thickness, to prevent easy condensation of humidifying water in a connecting path for flow paths, to minimize power consumption of an air supplying system, and to improve the output of a fuel cell. A bipolar plate for a fuel cell comprises two planar sheets(18,19) adhered to each other, gas flow paths formed on both surfaces of the planar sheets for providing hydrogen flow and air(oxygen) flow separately, and a cooling water flow path formed in the middle of the planar sheets. Each end of the hydrogen flow path(14a), oxygen flow path(14b) and cooling water flow path(14c) is connected to a manifold(15) through a connection path(13) so as to supply hydrogen, oxygen and cooling water, wherein the connection path is formed in the both planar sheets.
Abstract translation: 用于燃料电池的双极板被设置成实现小的厚度，以防止流路的连接路径中的加湿水容易的冷凝，从而最小化供气系统的功率消耗，并且改善燃料电池的输出。 用于燃料电池的双极板包括彼此粘附的两个平面片（18,19），形成在平面片的两个表面上的分别用于提供氢气流和空气（氧）流的气流通道，以及冷却水流路 形成在平板的中间。 氢流路14a，氧流路14b和冷却水流路14c的一端通过连接路13连接于歧管15，供给氢，氧，冷却水 其中连接路径形成在两个平面片材中。
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公开(公告)号：KR101926915B1
公开(公告)日：2018-12-07
申请号：KR1020160093244
申请日：2016-07-22
Applicant: 현대자동차주식회사
IPC: H01M8/04089 , H01M8/04223 , H01M8/04298
Abstract: 본 발명은 연료 전지의 연료극 배출 가스가 스택으로 재순환되는 시스템에 있어서, 스택을 통과한 연료극 가스가 퍼지되는 퍼지 유로, 연료 탱크로부터 공급된 순수 가스를 스택으로 분사하는 분사 수단을 포함하고, 상기 스택을 통과한 연료극 가스가 배기되는 경로 상에 상기 분사 수단이 위치하고, 상기 퍼지 유로는 상기 분사 수단으로부터 소정 거리 이내에 이격되어, 상기 스택을 통과한 연료극 가스의 일부는 상기 분사 수단의 흡입력에 의해 상기 순수 가스와 혼합된 상태로 상기 스택으로 유입되어 재순환하는 것을 특징으로 하는 연료극 가스 재순환 시스템에 관한 것이다.
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公开(公告)号：KR101704223B1
公开(公告)日：2017-02-07
申请号：KR1020150090846
申请日：2015-06-26
Applicant: 현대자동차주식회사
Inventor： 손익제
CPC classification number: H01M8/04783 , H01M8/0438 , H01M2250/20 , Y02T90/32
Abstract: 본발명은연료전지시스템의운전압력제어방법에관한것으로서, 연료전지스택의수소측과공기측사이의차압을적절히유지하여수소퍼지를가능하게하면서도수소의크로스-오버량을최소화하고, 수소극출구와공기극출구의차압을이용하는수소퍼지에있어퍼지밸브 1회개방시의수소배출량을줄임으로써, 수소이용률과시스템효율을향상시킬수 있는연료전지시스템의운전압력제어방법을제공하는데주된목적이있는것이다. 상기한목적을달성하기위해, 연료전지시스템의운전시연료전지스택의공기극입, 출구압력과수소극출구압력을제어함에있어서연료전지스택의수소극출구압력을공기극입구압력보다낮고공기극출구압력보다는높게제어하는것을특징으로하는연료전지시스템의운전압력제어방법이개시된다.
Abstract translation: 燃料电池系统的操作压力的控制方法保持燃料电池堆的氢侧和空气侧之间的压差，以使氢气的交叉量最小化，同时允许氢气吹扫，并且当排气阀 在使用阳极出口和阴极出口的压差吹扫氢气时打开，以提高氢的利用率和系统效率。 根据控制方法，控制燃料电池堆的阴极入口和阴极出口的压力和阳极出口的压力，使得燃料电池堆的阳极出口的压力低于阴极的压力 入口并高于阴极出口的压力。
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公开(公告)号：KR101567238B1
公开(公告)日：2015-11-06
申请号：KR1020140122526
申请日：2014-09-16
Applicant: 현대자동차주식회사
Inventor： 손익제
IPC: H01M8/04
CPC classification number: H01M8/04753 , H01M8/04097 , H01M8/04365 , H01M8/04589 , H01M8/04746 , H01M8/04798 , H01M8/0491 , H01M2250/20 , Y02T90/32 , H01M8/04089 , H01M8/04231
Abstract: 본발명은연료전지시스템의수소퍼지장치및 방법에관한것으로서, 연료전지시스템에서연료전지의운전상태에따른퍼지전하량을기초로수소퍼지밸브의개방시점을가변제어함으로써연료전지의수소이용률및 시스템효율, 수소재순환성능등의향상을도모할수 있는연료전지시스템의수소퍼지장치및 방법을제공하는데주된목적이있는것이다. 상기한목적을달성하기위해, 연료전지스택의운전상태를실시간검출하는운전상태검출부; 상기운전상태검출부에의해검출되는스택운전상태정보에기초하여수소퍼지밸브의개방시점을결정하고수소퍼지밸브의개방을위한제어신호를출력하는제어기; 및상기제어기가출력하는제어신호에따라연료전지스택의수소퍼지가이루어지도록개방되는수소퍼지밸브를포함하며, 상기제어기는, 미리정해진적산주기마다현 스택운전상태에해당하는가변퍼지전하량을맵으로부터구하고, 현재의스택전류와상기가변퍼지전하량, 기설정된기준퍼지전하량값을이용하여상기적산주기에해당하는시간동안의전하량을계산한뒤, 계산된전하량을매 적산주기마다누적하여적산하며, 전하량적산값과상기기준퍼지전하량을비교하여수소퍼지밸브의개방시점을결정하는것을특징으로하는연료전지시스템의수소퍼지장치, 및이를이용한수소퍼지방법이개시된다.
Abstract translation: 本发明涉及一种氢气净化装置及燃料电池系统的方法，该燃料电池系统根据燃料电池系统中的燃料电池的运行状态，可变地控制基于净化电荷量的氢气净化阀的打开时间， 从而促进了氢气使用率的提高，系统效率和氢气循环性能等。为了达到目的，公开了一种用于燃料电池系统的氢气净化装置，包括：操作状态检测单元，检测燃料电池的运行状态 燃料电池堆实时; 控制器，基于由操作状态检测单元检测到的堆叠操作状态信息，确定氢气净化阀的打开时间，并输出用于打开氢气清洗阀的控制信号; 并且所述氢气净化阀打开以根据控制器输出的控制信号来实现燃料电池堆的氢气净化，其中控制器从每个预定的积分周期中从地图获得与当前堆叠操作状态对应的可变清除费用量 使用当前堆叠电流，可变清除充电量和预定的基准净化电荷量值，计算与积分期间对应的时间期间的充电量，将计算出的充电量积分到每个积分周期，并将积分充电量值与参考电压值进行比较 净化电荷量以确定氢气清洗阀的打开时间，以及氢清洗方法。
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Patent Agency Ranking
公开(公告)号：KR1020150006325A
公开(公告)日：2015-01-16
申请号：KR1020130142799
申请日：2013-11-22
Applicant: 현대자동차주식회사
Inventor： 손익제
IPC: H01M8/04
CPC classification number: H01M8/04 , G05B15/02 , H01M8/04179 , H01M8/04231 , H01M8/04253 , H01M8/0432 , H01M8/04365 , H01M8/04388 , H01M8/04447 , H01M8/04746 , H01M8/04753 , H01M8/04761 , H01M8/04798 , H01M8/04955 , H01M2008/1095 , H01M8/04097
Abstract: 연료전지 수소극측에 마련된 공기토출부; 및 재순환되는 수소의 퍼징 정도와 연료전지의 운전온도를 측정하고, 측정된 결과값에 따라 공기토출부를 작동시켜 수소극의 피독을 해소하는 제어부;를 포함하는 연료전지 시스템 및 그 운전방법이 소개된다.
Abstract translation: 公开了一种燃料电池系统及其操作方法，其中燃料电池系统包括在燃料电池氢电极侧制备的空气喷射部分; 以及用于测量再循环氢气的净化程度和燃料电池的操作温度的控制单元，并且根据测量值操作空气喷射部件以释放氢电极的中毒。
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公开(公告)号：KR1020110058600A
公开(公告)日：2011-06-01
申请号：KR1020090115450
申请日：2009-11-26
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A stack safety control apparatus and method for fuel cell vehicles are provided to lower the voltage of a stack by diluting residual fuel within a stack and a pipe using inactivated fluid without the application of separate resistance and current. CONSTITUTION: A stack safety control apparatus for fuel cell vehicles comprises: a fluid storage unit(10) in which inactivated fluid is filled and supplied to a stack(50); a first switching valve(20) which is installed in a first fluid feed pipe(11) connecting the fluid storage unit and an hydrogen inlet(52) of the stack and opens and closes the flow of the inactivated fluid; and a control unit(30) which discharges the gas diluted by flowing in the inactivated fluid to the stack through the opening the first switching valve.
Abstract translation: 目的：提供一种用于燃料电池车辆的堆叠安全控制装置和方法，通过在不使用单独的电阻和电流的情况下通过使用灭活的流体稀释堆叠和管道中的残余燃料来降低堆叠的电压。 构成：燃料电池车辆的堆叠安全控制装置包括：流体存储单元（10），其中将灭活的流体填充并供应到堆叠（50）; 第一切换阀（20），其安装在连接所述流体存储单元和所述堆叠的氢气入口（52）的第一流体供给管（11）中并打开和关闭所述失活流体的流动; 以及控制单元（30），其通过所述第一切换阀的开口将通过在所述失活流体中流动而稀释的气体排出到所述堆叠。
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公开(公告)号：KR1020100133698A
公开(公告)日：2010-12-22
申请号：KR1020090052383
申请日：2009-06-12
Applicant: 현대자동차주식회사 , 순천대학교 산학협력단
Abstract: PURPOSE: A method for testing electrolyte membrane endurance of fuel cell is provided to form pinhole and cracks on a film in a short time, and to accurately perform the lifetime of an electrolyte film. CONSTITUTION: A method for testing electrolyte membrane endurance of fuel cell comprises the steps of: performing electrochemical deterioration acceleration operation to create cracks or pin holes on a weak portion of an electrolyte film; accelerating generation of pinhole while inducing contraction and expansion of the electrolyte film by repeating humidification/drying cycle; confirming the formation of pinhole on the electrolyte film; and predicting a lifetime while evaluating durability.
Abstract translation: 目的：提供一种用于测量燃料电池电解质膜耐久性的方法，以在短时间内在膜上形成针孔和裂纹，并准确地实现电解质膜的寿命。 构成：对燃料电池的电解质膜耐久性进行检测的方法包括以下步骤：进行电化学劣化加速操作，在电解质薄膜的弱部产生裂缝或针孔; 加速产生针孔，同时通过重复加湿/干燥循环引起电解质膜的收缩和膨胀; 确认在电解质膜上形成针孔; 并在评估耐久性的同时预测一生。
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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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