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    • 2. 发明公开
    • 연료전지 스택의 아이스 블로킹 감지 방법 및 이를 이용한 연료전지 차량의 제어 방법
    • 用于检测燃料电池块的阻塞的方法和使用该燃料电池的燃料电池车辆的控制方法
    • KR1020110053855A
    • 2011-05-24
    • KR1020090110543
    • 2009-11-16
    • 현대자동차주식회사
    • 정재원이남우고재준권상욱백선흠박선순
    • H01M8/04G01R31/36B60L11/18
    • H01M8/04671H01M8/04253H01M8/04552H01M8/04955H01M2250/20Y02T90/32
    • PURPOSE: A method for detecting the ice blocking of a fuel cell stack is provided to detect the ice blocking on the surface of an electrode in a real time by analyzing a minimum cell voltage of the fuel cell stack and to distinguish the ice blocking of a cathode and the ice blocking of an anode. CONSTITUTION: A method for detecting the ice blocking of a fuel cell stack comprises the steps of: (i) periodically calculating a minimum cell voltage of a fuel cell stack from a cell voltage measured value of a cell voltage monitoring device in the state where a reaction gas is supplied to the fuel cell stack; (ii) calculating the variation of the minimum cell voltage using the present value of the calculated minimum cell voltage and the previous value of the minimum cell voltage; (iii) determining whether the variation of the minimum cell voltage is a set standard value or greater; and (iv) if the variation of the minimum cell voltage is a set standard value or greater, determining that the ice blocking is generated in an anode of a fuel cell stack.
    • 目的:提供一种用于检测燃料电池堆的冰块阻挡的方法,用于通过分析燃料电池堆的最小电池电压来实时检测电极表面上的冰块,并区分一个 阴极和阳极的阻冰。 构成:用于检测燃料电池堆的阻冰的方法包括以下步骤:(i)在电池电压监测装置的电池电压测量值中周期性地计算燃料电池堆的最小电池电压, 反应气体被供应到燃料电池堆; (ii)使用所计算的最小电池电压的当前值和最小电池电压的先前值来计算最小电池电压的变化; (iii)确定最小电池电压的变化是否是设定的标准值或更大; 和(iv)如果最小电池电压的变化是设定的标准值或更大,则确定在燃料电池堆的阳极中产生冰块。
    • 4. 发明公开
    • 연료전지 저온 운전 제어방법
    • 低温燃料电池控制方法
    • KR1020110032077A
    • 2011-03-30
    • KR1020090089395
    • 2009-09-22
    • 현대자동차주식회사한양대학교 산학협력단
    • 이동훈최서호박선순선우명호류정환주건엽조기춘
    • H01M8/04
    • H01M8/04029H01M8/04268H01M8/0432H01M8/04768
    • PURPOSE: A method for controlling fuel cell at a low temperature is provided to improve the operation safety and durability of a stack by effectively preventing the flooding phenomenon inside a stack in a low temperature operation region. CONSTITUTION: A method for controlling fuel cell at a low temperature comprises the steps of: (S12) determining whether the temperature of a fuel cell stack achieves a normal state; (S17) if the temperature of a fuel cell stack is in a low temperature operation region, outputting a cathode exit target temperature for maintaining water inside a cathode in a vapor state on a basis of an fuel cell operation status information; and (S19) outputting the stack cooling water target flow rate on a basis of the cathode exit target temperature and the fuel cell operation status information and controlling the cooling water flow rate.
    • 目的:提供一种在低温下控制燃料电池的方法,通过有效地防止低温运转区域内的堆叠内的溢流现象,提高堆的运行安全性和耐久性。 构成:在低温下控制燃料电池的方法包括以下步骤:(S12)确定燃料电池堆的温度是否达到正常状态; (S17),如果燃料电池堆的温度处于低温运转区域,则基于燃料电池运转状态信息输出阴极出口目标温度,以将蒸汽状态内的水保持在蒸汽状态; 和(S19)基于阴极出口目标温度和燃料电池运行状态信息输出堆冷却水目标流量并控制冷却水流量。
    • 7. 发明公开
    • 연료전지 하이브리드 차량의 파워 스탑 제어 방법
    • 燃料电池混合车辆停电方法
    • KR1020090130454A
    • 2009-12-24
    • KR1020080056108
    • 2008-06-16
    • 현대자동차주식회사
    • 박선순최서호권상욱이동훈유성필
    • B60W20/00B60L11/18B60K6/32
    • Y02T90/34
    • PURPOSE: A method for controlling power-stop of a fuel cell hybrid vehicle is provided to prevent the power-stop from shortening according to formation of hydrogen/oxygen interface of an air pole side, and to economical efficiency of the power-stop. CONSTITUTION: A method for controlling power-stop of a fuel cell hybrid vehicle includes the following steps of: determining power-stop of a fuel battery by confirming the amount of electrical energy filled on a storage battery; determining the power-stop of the fuel battery when the amount of energy of the storage battery is over a critical point; performing a power stop mode making an air electrode side to a nitrogen atmosphere when the power-stop is determined; driving a vehicle with an electric vehicle mode; and performing a restarting mode of the fuel cell after stopping the power stop mode.
    • 目的:提供一种用于控制燃料电池混合动力车辆的停电的方法,以防止根据空气极侧的氢/氧接口的形成以及停电的经济效率来停电停止。 构成:用于控制燃料电池混合动力车辆的停电的方法包括以下步骤:通过确认填充在蓄电池上的电能量来确定燃料电池的停电; 当蓄电池的能量超过临界点时,确定燃料电池的停电; 执行停电模式,当确定停电时,使空气极侧成为氮气; 用电动车模式驾驶车辆; 并且在停止停电模式之后执行燃料电池的重启模式。
    • 9. 发明公开
    • 연료전지 자동차 시스템의 수소 누출 판단 시스템 및 방법
    • 氢气泄漏检测系统及其燃料电池系统的方法
    • KR1020080004967A
    • 2008-01-10
    • KR1020060063964
    • 2006-07-07
    • 현대자동차주식회사
    • 윤원석박선순정영우예창환
    • H01M8/04
    • H01M8/04201H01M8/04335H01M8/04395H01M8/04753H01M8/04955H01M2250/20Y02E60/50
    • A hydrogen leak detection system for a fuel cell vehicle system is provided to prevent burning or explosion outside the system causable by leaked hydrogen and to ensure safety of a fuel cell vehicle by detecting hydrogen leak. A hydrogen leak detection system for a fuel cell vehicle system includes: many hydrogen tanks(10) which store and supply hydrogen; a first valve(14) which is opened to control supply of the hydrogen tank when a key of a vehicle is on; a second valve(16) which is connected to the same line as the first valve to control supply of the hydrogen tank; a temperature sensor(12) which detects the temperature of the each hydrogen tank; a pressure sensor(20) which detects the pressures of the hydrogen tanks; a fuel cell stack(26) which reacts the hydrogen with oxygen to generate electricity; a fuel processing system(24) which supplies the hydrogen to the fuel cell stack; a low-pressure regulator(22) which regulates high-pressure hydrogen supplied from the hydrogen tanks to low pressure; and a controller which calculates the total amount of hydrogen supplied from the hydrogen tanks by subtracting the amount of hydrogen calculated from temperature and pressure values of the hydrogen tanks after given time, from the amount of initial hydrogen in the hydrogen tanks calculated from initial temperature and pressure values of the hydrogen tanks, and detects hydrogen leak to give an alarm by comparing a value, obtained by subtracting the total amount of hydrogen used in the fuel cell stack and the amount of hydrogen exhausted into the outside from the total amount of hydrogen supplied from the hydrogen tanks, with a permitted reference limit, wherein the total amount of hydrogen used in the fuel cell stack is obtained by accumulating electric currents generated in the fuel cell stack for the given time.
    • 提供一种用于燃料电池车辆系统的氢气泄漏检测系统,以防止由泄漏的氢气引起的系统之外的燃烧或爆炸,并通过检测氢气泄漏来确保燃料电池车辆的安全。 一种用于燃料电池车辆系统的氢气泄漏检测系统包括:储存和供应氢气的许多氢气罐(10) 第一阀(14),其在车辆的钥匙开启时被打开以控制所述氢罐的供给; 第二阀(16),其连接到与第一阀相同的管线,以控制氢罐的供应; 检测每个氢罐的温度的温度传感器(12); 检测氢罐压力的压力传感器(20); 燃料电池堆(26),其使氢与氧反应以发电; 燃料处理系统(24),其向所述燃料电池堆供应氢; 低压调节器(22),其将从所述氢罐供应的高压氢调节到低压; 以及控制器,其根据从初始温度计算出的氢罐中的初始氢的量,从给定时间减去从所述氢罐的温度和压力值计算的氢量,计算从所述氢罐供给的氢的总量;以及 通过比较从燃料电池堆中使用的氢的总量和从外部供给的氢的总量中减去的氢的总量而获得的值,并且检测氢泄漏,并且检测氢泄漏来发出报警 来自氢罐,具有允许的参考极限,其中通过在给定时间内积聚在燃料电池堆中产生的电流来获得在燃料电池堆中使用的氢的总量。
    • 10. 发明授权
    • 하이브리드 차량의 전기 공급용 무소음 릴레이
    • 混合动力汽车电力供应商的无声继电器
    • KR100765616B1
    • 2007-10-09
    • KR1020060069137
    • 2006-07-24
    • 현대자동차주식회사
    • 박선순유기호
    • H01H45/00H01H45/14
    • A noiseless relay for a power supplier of a hybrid vehicle is provided to prevent the operation noise of the relay when supplying electricity to an electric motor by contacting a terminal connecting rod to terminals. A noiseless relay for a power supplier of a hybrid vehicle includes a relay case(10), a pair of terminals(20), a terminal connecting rod(30) and a relay motor. The relay case(10) is formed in the shape of a rectangular parallelepiped. The terminals(20) are separately installed at one side of the relay case(10) in parallel with each other. The terminal connecting rod(30) has a shape of a rod, and is installed between the pair of the terminals(20), and both ends thereof are contacted with the pair of the terminals(20). The relay motor is installed at one side of the relay case(10), and has a rotating axis orthogonally installed at the center of the terminal connecting rod(30).
    • 提供一种用于混合动力车辆的电力供应商的无噪声继电器,以通过使端子连接杆与端子接触来防止继电器在向电动机供电时的操作噪声。 用于混合动力车辆的电力供应器的无噪声继电器包括继电器壳体(10),一对端子(20),端子连接杆(30)和继电器电动机。 继电器壳体10形成为长方体形状。 端子(20)彼此平行地分别安装在继电器壳体(10)的一侧。 端子连杆(30)具有棒状,并且安装在一对端子(20)之间,其两端与一对端子(20)接触。 继电器马达安装在继电器壳体(10)的一侧,并且具有正交地安装在端子连接杆(30)的中心的旋转轴。