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公开(公告)号：KR1020070098072A
公开(公告)日：2007-10-05
申请号：KR1020060029254
申请日：2006-03-31
Applicant: 현대자동차주식회사
IPC: H01M8/04
CPC classification number: H01M8/04179 , H01M8/04097 , H01M8/04201 , H01M8/04228 , H01M8/0438 , Y02E60/50
Abstract: A fuel cell system is provided to simplify the structure of a purge system for inflammable gases, to reduce the weight and size, and to increase the degree of freedom in designs. A fuel cell system comprises: a stack(12) for generating electricity through electrochemical reactions between air supplied from a duct and moistened in a moistener and hydrogen depressurized in the middle of the duct; a circulation duct linked between the stack and the moistener to supply moistened exhaust gas discharged from the stack to the moistener; and a cooling water circulation duct connected to the stack in a loop shape and having a cooling water reservoir, and further comprises: a water producing unit(20) connected to each duct through a branch duct equipped with a solenoid valve and a control valve, and receiving the air and hydrogen to produce water; a water supply unit(30) connected to the moistener and the cooling reservoir through a main duct having a circulation pump(33) and connected to the water producing unit, wherein a sub-branch duct is connected in parallel to the outlet of the circulation pump through a three-way valve(34); and a controller into which output signals from a high-water level sensor(A) and a low-water level sensor(B) each mounted to the moistener and cooling water reservoir are input to control the solenoid valve, control valve, circulation pump and three-way valve.
Abstract translation: 提供燃料电池系统以简化用于易燃气体的吹扫系统的结构，以减轻重量和尺寸，并增加设计的自由度。 燃料电池系统包括：堆叠（12），用于通过从管道供应的空气和在湿润剂中润湿的空气之间的电化学反应和在管道中间减压的氢气发电; 连接在所述堆和所述加湿器之间的循环管，以将从所述堆排出的润湿废气供应到所述加湿器; 以及冷却水循环管道，其以环形形式连接到所述堆叠并且具有冷却水储存器，并且还包括：水产生单元（20），其通过配备有电磁阀和控制阀的分支管道连接到每个管道， 并接收空气和氢气产生水; 供水单元（30），其通过具有循环泵（33）的主管道连接到所述保湿器和所述冷却储存器，并且连接到所述水生产单元，其中，分支管道与所述循环的出口并联连接 泵通过三通阀（34）; 以及控制器，其中输入来自每个安装到加湿器和冷却水容器的高水位传感器（A）和低水位传感器（B）的输出信号，以控制电磁阀，控制阀，循环泵和 三通阀。
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公开(公告)号：KR1020020095790A
公开(公告)日：2002-12-28
申请号：KR1020010033997
申请日：2001-06-15
Applicant: 현대자동차주식회사
Inventor： 오승찬
IPC: B22D15/02
Abstract: PURPOSE: A new structure micronization method is provided which rapidly cools a port part by using a thermoelectric material inside dies to manufacture high quality cylinder head for engine. CONSTITUTION: In a method for manufacturing a cylinder head, the method for micronizing structure of a cylinder head comprises first step of melting aluminum alloy as a raw material for the cylinder head to a temperature of 750 to 770 deg.C in a melting furnace; second step of injecting the aluminum alloy molten in the first step into the mold(30) formed of sand in a metal pattern(10) through a runner(20), wherein the metal pattern(10) comprising a mold(30) for manufacturing a port part, a thermoelectric material(40) for cooling the formed cylinder head, and a controller(50), a PC(60) and a timer(70) for controlling the thermoelectric material(40) is preheated to a temperature of 150 to 250 deg.C to prevent solidification of molten aluminum; third step of forming the molten aluminum injected into the mold in the second step in the temperature range of 680 to 740 deg.C so as to cast the cylinder head; and fourth step of cooling the cylinder head formed in the third step, wherein the fourth step is performed by operating the thermoelectric material(40) using the controller(50), PC(60) and timer(70), thereby controlling cooling speed of the cylinder head formed in the third step.
Abstract translation: 目的：提供一种新的结构微粉化方法，通过在模具内部使用热电材料快速冷却端口部分，以制造用于发动机的高品质气缸盖。 构成：在制造气缸盖的方法中，气缸盖微结构的方法包括在熔炉中将作为气缸盖的原料的铝合金熔化至750-770℃的第一步骤; 将通过流道（20）在第一步骤中熔融的铝合金注入到由金属图案（10）中的砂形成的模具（30）中的第二步骤，其中所述金属图案（10）包括用于制造的模具（30） 端口部分，用于冷却形成的气缸盖的热电材料（40）以及用于控制热电材料（40）的控制器（50），PC（60）和计时器（70）被预热到150℃ 至250℃以防止熔融铝固化; 在第二步骤中，在680〜740℃的温度范围内形成注入到模具中的熔融铝的第三工序，铸造气缸盖; 以及第四步骤，冷却第三步骤中形成的气缸盖，其中通过使用控制器（50），PC（60）和定时器（70）操作热电材料（40）来执行第四步骤，由此控制冷却速度 在第三步中形成气缸盖。
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公开(公告)号：KR101316243B1
公开(公告)日：2013-10-08
申请号：KR1020110029198
申请日：2011-03-31
Applicant: 현대자동차주식회사
Abstract: 본 발명은 차량의 운행에 지장을 주지 않고, 차량의 일상적인 운행과정 속에서 차량에 탑재되어 있는 연료전지스택의 전해질막 상태를 신속하고 정확하게 진단할 수 있도록 함으로써, 연료전지차량의 상품성을 더욱 향상시킬 수 있도록 한 연료전지스택의 전해질막 고장 진단 방법을 제공한다.
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公开(公告)号：KR1020120096614A
公开(公告)日：2012-08-31
申请号：KR1020110015794
申请日：2011-02-23
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A method for detecting hydrogen supply system is provided to accurately detect malfunction of hydrogen supply system by using dynamic artificial network at low temperature operation. CONSTITUTION: A method for detecting hydrogen supply system comprises: a step of collecting various information for predicting hydrogen temperature at hydrogen outlet of a stack, while operating a fuel cell stack at low temperature; a step of forming an artificial nerve network control device(10); a step of inputting a temperature of a coolant inlet, a stack current, and a assumed temperature of a hydrogen outlet on an input node of an input layer(12); a step of comparing input variable information with map information, and outputting the assumed temperature of the hydrogen outlet through an output layer; and a step of diagnosing a step of diagnosing a state of hydrogen supply system by comparing the output assumed temperature of the hydrogen outlet with measured temperature of the hydrogen outlet.
Abstract translation: 目的：提供一种检测氢气供应系统的方法，通过在低温运行中使用动态人造网络来精确检测供氢系统的故障。 构成：用于检测氢气供应系统的方法包括：在低温操作燃料电池堆的同时收集用于预测堆叠的氢气出口处的氢气温度的各种信息的步骤; 形成人造神经网络控制装置（10）的步骤; 在输入层（12）的输入节点上输入冷却剂入口的温度，堆叠电流和氢出口的假定温度的步骤; 将输入变量信息与地图信息进行比较的步骤，通过输出层输出氢气出口的假设温度; 以及通过将氢出口的输出假定温度与氢出口的测量温度进行比较来诊断氢供给系统的状态的步骤的步骤。
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Patent Agency Ranking
公开(公告)号：KR101090705B1
公开(公告)日：2011-12-08
申请号：KR1020100117862
申请日：2010-11-25
Applicant: 현대자동차주식회사 , 강남대학교 산학협력단
CPC classification number: H01M8/04992 , G01R31/3606 , H01M8/04313 , H01M8/04559 , H01M8/04589 , H01M2008/1095 , H01M2250/20 , Y02E60/50 , Y02T90/32
Abstract: PURPOSE: A method for monitoring a fuel cell stack state is provided to use a diagnostic signal for responding to a frequency, thereby increasing diagnostic analyzing performance. CONSTITUTION: A diagnostic device(30) includes a signal generator(31) which generates a diagnostic signal for responding to a frequency. The signal generator applies the diagnostic signal to a load connection terminal of a fuel cell stack(10) through a signal line. The signal generator generates a diagnostic signal for responding to a multiple frequency. The diagnostic device measures the voltage and the current of the stack. The diagnostic device connects a load(20) in case of diagnosis.
Abstract translation: 目的：提供一种用于监测燃料电池堆状态的方法，以使用诊断信号来响应频率，从而增加诊断分析性能。 构成：诊断装置（30）包括产生用于响应频率的诊断信号的信号发生器（31）。 信号发生器通过信号线将诊断信号施加到燃料电池堆（10）的负载连接端子。 信号发生器产生用于响应多个频率的诊断信号。 诊断装置测量堆的电压和电流。 诊断装置在诊断的情况下连接负载（20）。
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公开(公告)号：KR1020110061683A
公开(公告)日：2011-06-10
申请号：KR1020090118157
申请日：2009-12-02
Applicant: 현대자동차주식회사
Abstract: PURPOSE: Apparatus and method for removing water within a fuel cell are provided to improve cold starting of a fuel cell by rapidly removing water present in the cell of a fuel cell stack without the addition and use of a bypass line or suction pump. CONSTITUTION: An apparatus for removing water within a fuel cell comprises: a current application device which is connected to a cathode and an anode of a fuel cell stack and applies current for electrolysis of water between the cathode and the anode; a cell voltage detection part for detecting the cell voltage of the fuel cell stack; and a controller for controlling the current output of the current application device so that a set reference voltage is not the set reference voltage or more.
Abstract translation: 目的：提供一种用于除去燃料电池内的水的装置和方法，以便通过快速除去存在于燃料电池堆的电池中的水而不添加和使用旁路管线或抽吸泵来改善燃料电池的冷启动。 构成：用于去除燃料电池中的水的装置包括：电流施加装置，其连接到燃料电池堆的阴极和阳极，并在阴极和阳极之间施加用于电解水的电流; 电池电压检测部，用于检测燃料电池堆的电池电压; 以及用于控制当前应用装置的电流输出使得设定的参考电压不是设定的参考电压或更多的控制器。
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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：KR1020110056599A
公开(公告)日：2011-05-31
申请号：KR1020090112991
申请日：2009-11-23
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A valve for preventing the carbon corrosion of a fuel cell is provided to prevent air from being supplied to a cathode when the starting of a fuel cell is stopped. CONSTITUTION: A valve(10) for preventing the carbon corrosion of a fuel cell comprises an eccentric cam(20), a support plate(16), a moving plate(26), a spring(28), a horizontal rod(30), and an airtight plate(32). The eccentric cam is installed in a profile rotary shaft. The support plate is fixed to one side of an air supply line(12) and an air discharge line(14). The moving plate is in contact with the surface of the eccentric cam and is linearly moved. The spring is arranged between the outer surface of the support plate and the inner surface of the moving plate. The horizontal rod is horizontally extended inside the moving plate and passes through the support plate, the air supply line, and the air discharge line. The airtight plate is integrally formed in the end of the horizontal rod.
Abstract translation: 目的：提供一种用于防止燃料电池的碳腐蚀的阀，以在燃料电池停止启动时防止向阴极供应空气。 构成：用于防止燃料电池的碳腐蚀的阀（10）包括偏心凸轮（20），支撑板（16），移动板（26），弹簧（28），水平杆（30） ，和气密板（32）。 偏心凸轮安装在型材旋转轴中。 支撑板固定在空气供给管线（12）和排气管线（14）的一侧。 移动板与偏心凸轮的表面接触并且被线性移动。 弹簧布置在支撑板的外表面和移动板的内表面之间。 水平杆在移动板内水平延伸，穿过支撑板，供气管和排气管。 气密板一体形成在水平杆的端部。
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公开(公告)号：KR101013959B1
公开(公告)日：2011-02-14
申请号：KR1020040111363
申请日：2004-12-23
Applicant: 현대자동차주식회사
Inventor： 오승찬
IPC: H01M8/04
Abstract: 본 발명은 가스 센서의 고장, 가스의 미량 누출, 차량 정지시 수소 누출, 가스 센서 위치에 따른 수소 누출 검지불가 시에도 가스 누출을 감지할 수 있어 가스 누출에 의한 안전사고를 미연에 방지할 수 있는 연료 전지 차량의 수소 가스 누출 검지 장치 및 방법에 관한 것으로, 연료 전지 차량의 수소 탱크의 압력 변화를 검출할 수 있도록 장착되는 제1 압력 센서와; 연료 전지 차량의 수소 탱크의 온도 변화를 검출하는 제1 온도 센서와; 수소 탱크에 장착되어 선택적으로 개폐되도록 하는 제1 솔레노이드 밸브와; 수소 탱크의 수소 누출을 감지할 수 있도록 하는 수소 가스 누출 검지부와; 수소 가스 누출 검지부의 압력 변화를 검출할 수 있도록 장착되는 제2 압력 센서와; 수소 가스 누출 검지부의 온도 변화를 측정할 수 있는 제2 온도 센서와; 수소 가스 누출부에 장착되어 선택적으로 개폐되도록 하는 제2 솔레노이드 밸브와; 수소 탱크와 수소 가스 누출부의 압력 차이값과 설정된 압력 차이값을 비교하여 연료 전지 차량의 전원 및 제1, 제2 솔레노이드 밸브의 개폐상태를 제어하여 차량의 구동조건을 제어할 수 있는 제어부를 포함하여 구성한다.
연료 전지, 차량, 수소, 가스, 누출
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