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公开(公告)号：KR1020140013186A
公开(公告)日：2014-02-05
申请号：KR1020120079169
申请日：2012-07-20
Applicant: 한국에너지기술연구원
CPC classification number: H01M4/8828 , H01M4/8663 , H01M4/8668 , H01M4/881 , H01M8/1004 , H01M8/1051 , H01M8/1072 , Y02E60/521 , Y02P70/56
Abstract: The present invention relates to a production method of a catalyst layer using an in-situ sol-gel reaction of tetraethoxysilane, and a fuel cell including the catalyst layer produced by the method. According to various perspectives and an embodiment of the present invention, ORR capability is improved by the specific absorption reduction on a platinum catalyst layer of a sulfonic group contained in a nafion ionomer in a high voltage area which have a dominative catalyst role by adding dlfos silica.
Abstract translation: 本发明涉及使用四乙氧基硅烷的原位溶胶 - 凝胶反应的催化剂层的制造方法和包含该方法制造的催化剂层的燃料电池。 根据本发明的各种观点和实施方案，通过添加dlfos二氧化硅在具有主导催化剂作用的高电压区域中的纳米离聚物中所含的磺酸基铂催化剂层上的特定吸收降低来提高ORR能力 。
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62.发明授权대면적 매그넬리상 타이타늄 산화물 및 그 제조방법 有权具有高比表面积的Magneli Phase Titanium Oxide and the Fabrication Method Thereof
公开(公告)号：KR101342888B1
公开(公告)日：2013-12-19
申请号：KR1020110110897
申请日：2011-10-28
Applicant: 한국에너지기술연구원
Abstract: 본발명은매그넬리상타이타늄산화물에관한것으로, 상세하게, 본발명에따른매그넬리상타이타늄산화물은 3~50 m/g의비표면적을가지며, 나노기공을함유하는특징이있으며, 35 wt% 이상의금속이로딩되는매그넬리상타이타늄산화물인특징이있다.
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公开(公告)号：KR101313880B1
公开(公告)日：2013-10-01
申请号：KR1020120103045
申请日：2012-09-17
Applicant: 한국에너지기술연구원
Abstract: PURPOSE: A managing method of operating costs of a stationary fuel cell system is provided to predict the component performance, efficiency, and lifetime base on product information, and to maintain an optimum operation condition based on environmental information. CONSTITUTION: A managing method of operating costs of a stationary fuel cell system comprises a step of receiving product information by a receiving part and receiving environmental information by a calculation part (S10); a step of determining the control method of the stationary fuel cell system in order to reduce operation costs by calculating the operation method according to the purpose of operation based on the received product information and environmental information (S20); and a step of controlling the stationary fuel cell system according to the determined control method (S30). [Reference numerals] (AA) Start; (BB) End; (S10) Input information; (S20) Determine control method; (S30) Control
Abstract translation: 目的：提供固定燃料电池系统运行成本的管理方法，根据产品信息预测组件性能，效率和使用寿命，并根据环境信息保持最佳运行状态。 构成：固定燃料电池系统的运行成本的管理方法包括由接收部接收产品信息并通过计算部接收环境信息的步骤（S10）; 确定固定燃料电池系统的控制方法的步骤，以通过基于所接收的产品信息和环境信息计算根据操作目的的操作方法来降低操作成本（S20）; 以及根据所确定的控制方法控制固定燃料电池系统的步骤（S30）。 （附图标记）（AA）开始; （BB）结束; （S10）输入信息; （S20）确定控制方法; （S30）控制
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公开(公告)号：KR1020130046479A
公开(公告)日：2013-05-08
申请号：KR1020110110897
申请日：2011-10-28
Applicant: 한국에너지기술연구원
CPC classification number: C01G23/04 , C01P2002/52 , C01P2006/12 , C01P2006/16 , H01M4/9075
Abstract: PURPOSE: A magneli phase titanium oxide with a high specific surface area is provided to secure 35 wt% or more of a metal loading amount due to the high specific surface area and have excellent electric conductivity, high-voltage durability, and a high corrosive resistance under an oxygen atmosphere. CONSTITUTION: A magneli phase titanium oxide has a specific surface area in the range of 3-50m^2/g. The titanium oxide contains 80 wt% or more of Ti4O7 and Ti5O9. The titanium oxide further contains non-stoichiometric titanium oxide of TikO2k-(1+2l)(k is a natural number, wherein 4
Abstract translation: 目的：提供比表面积高的镁硅相氧化钛，由于比表面积高，确保了35重量％以上的金属负载量，具有优异的导电性，高耐久性和高耐腐蚀性 在氧气氛下。 构成：镁橄榄相氧化钛的比表面积在3-50m ^ 2 / g范围内。 氧化钛含有80重量％以上的Ti 4 O 7和Ti 5 O 9。 氧化钛还含有非化学计量的TikO2k-（1 + 21）的氧化钛（k是自然数，其中4≤k≤10，l是自然数，其中1≤l≤=（k -1））。 在氧化钛中形成纳米孔，纳米孔的平均直径在10〜20nm的范围内。 氧化钛具有多孔分布的表面积。 基于氧化钛粒子的半径（R），表面积的厚度在10-40％的范围内。 氧化钛的金属负载量为35重量％以上。 用于燃料电池的催化剂含有镁铝相二氧化钛。 （附图标记）（AA，CC）MPTO; （BB，DD）现有MPTO
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公开(公告)号：KR1020120052717A
公开(公告)日：2012-05-24
申请号：KR1020100113999
申请日：2010-11-16
Applicant: 한국에너지기술연구원
CPC classification number: G09B25/02 , G09B9/00 , G09B23/188 , H01M8/22 , Y02E60/50
Abstract: PURPOSE: An educational fuel cell power generation demonstration kit is provided to teach electrical energy generation processes using hydrogen generation principles. CONSTITUTION: A fuel supply part(2) electrolyzes water provided from a water storage tank in order to generate hydrogen gas. A hydrogen storage tank(9) stores the generated hydrogen gas and is connected to an opened connection pipe and the water storage tank. A fuel cell(1) generates electrical energy by receiving the hydrogen gas from the hydrogen storage tank. An operation member(3) is operated by receiving the electrical energy generated from the fuel cell.
Abstract translation: 目的：提供教学燃料电池发电演示套件，以教授使用氢气生成原理的电能发电过程。 构成：燃料供给部（2）对从储水箱提供的水进行电解，生成氢气。 储氢罐（9）存储产生的氢气，并连接到打开的连接管和储水箱。 燃料电池（1）通过从储氢罐接收氢气而产生电能。 通过接收从燃料电池产生的电能来操作操作构件（3）。
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Patent Agency Ranking
公开(公告)号：KR101131509B1
公开(公告)日：2012-03-27
申请号：KR1020090100865
申请日：2009-10-22
Applicant: 한국에너지기술연구원
IPC: H01M8/24
Abstract: 본 발명은 스택의 체결방법에 관한 것으로, 보다 상세하게는 소형 연료전지의 스택의 기체확산층의 두께가 감소됨에 따라 기체 흐름도 양호하게 되고 물의 배출도 양호하게 되어, 스택이 채용된 소형 연료전지의 경우 연속 운전상태가 양호하게 되고, 스택의 운전 성능이 향상되도록 하는 소형 연료전지의 스택 체결방법에 관한 것이다.
이와 같은 본 발명의 특징은 분리판, 막-전극 집합체인 엠이에이(MEA), 다공성 재질의 기체확산층(GDL)이 위치되어 스택의 체결이 준비되는 스택준비단계; 양측의 분리판이 가압되도록 하여 분리판-기체확산층-엠이에이가 밀착되도록 하는 가압초기단계; 분리판-기체확산층-엠이에이로 되는 스택이 가압되어 다공성 재질의 기체확산층 일측이 분리판의 채널 내부로 침투되도록 하는 채널침투단계; 가압된 스택의 두께가 감소되어 스택의 체결가압을 종료하게 되는 가압체결종료단계가 포함되어 구비되는 것을 특징으로 한다.
연료전지, 스택, 채널, 막-전극 집합체, 기체확산층, 기체, 물, 분리판-
公开(公告)号：KR101112693B1
公开(公告)日：2012-02-15
申请号：KR1020090092690
申请日：2009-09-29
Applicant: 한국에너지기술연구원
CPC classification number: Y02E60/523 , Y02P70/56
Abstract: 본 발명은 연료전지용 막 전극 접합체(Membrane Electrode Assembly, MEA), 및 이의 제조방법에 관한 것으로서, 더욱 상세하게는 고가습 또는 고전류밀도 조건에서 우수한 성능을 나타내는 연료전지용 막 전극 접합체에 관한 것이다. 본 발명에 따른 연료전지용 막 전극접합체를 구성하는 양 전극 촉매층에는 타이타니아 파우더와 같은 무기물질이 첨가되어 있어 전극촉매층에서의 수분제어를 가능케 하는 것을 특징으로 한다. 본 발명에 따른 막 전극 접합체를 포함하는 연료전지는 전극촉매층의 과수분 현상이 억제되어 반응기체의 전달이 원활히 이루어지므로 성능 및 안정성의 향상을 가져온다.
연료전지, 막 전극 접합체, 타이타니아, 과수분현상-
公开(公告)号：KR1020110044051A
公开(公告)日：2011-04-28
申请号：KR1020090100865
申请日：2009-10-22
Applicant: 한국에너지기술연구원
IPC: H01M8/24
Abstract: PURPOSE: A stack fastening method of a small fuel cell is provided to enable gas flow and water discharge by reducing the thickness of a gas diffusion layer to 25 ~ 50%. CONSTITUTION: A stack fastening method of a small fuel cell comprises the steps of: preparing the fastening of a stack by positioning MEA(12) in the center thereof, a separator(11) at both ends thereof, and a gas diffusion layer(13) between the MEA and the separator; pressurizing the separator at both ends to closely adhere parts; impregnating a part of a porous gas diffusion layer inside a channel(14) of the separator; and finishing the fastening.
Abstract translation: 目的：提供小型燃料电池的堆叠固定方法，通过将气体扩散层的厚度减小到25〜50％，实现气流和排水。 构成：小型燃料电池的堆叠固定方法包括以下步骤：通过将MEA（12）定位在其中心，在其两端设置隔板（11）和气体扩散层（13）来准备堆叠 ）在MEA和分离器之间; 在两端加压分离器以紧密粘附部件; 在分离器的通道（14）内浸渍一部分多孔气体扩散层; 并完成紧固。
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公开(公告)号：KR1020100102972A
公开(公告)日：2010-09-27
申请号：KR1020090021311
申请日：2009-03-12
Applicant: 한국에너지기술연구원
IPC: H01M8/04
CPC classification number: H01M8/04179 , H01M8/04253 , H01M8/04303 , Y02E60/50
Abstract: PURPOSE: An optimized purging method of a durable fuel cell system is provided to properly remove water from the system with the small amount of energy, and to secure the high energy efficiency. CONSTITUTION: An optimized purging method of a durable fuel cell system at the below zero temperature condition enables the fuel cell system to have the minimum residual water volume by controlling the purging time or the flow amount of purge gas while maintaining the temperature range of 75~95 deg C of the fuel cell system, when the fuel cell system shuts down.
Abstract translation: 目的：提供一种耐用燃料电池系统的优化清洗方法，以便以少量的能量从系统中适当地清除水，并确保高能量效率。 构成：在低于零温度条件下，经久耐用的燃料电池系统的优化清洗方法使得燃料电池系统能够通过控制净化气体的清洗时间或吹扫流量同时保持最小的剩余水量，同时保持温度范围为75〜 当燃料电池系统关闭时，燃料电池系统的95℃。
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公开(公告)号：KR100974640B1
公开(公告)日：2010-08-06
申请号：KR1020090083208
申请日：2009-09-03
Applicant: 한국에너지기술연구원
CPC classification number: H01M8/0206 , H01M8/0232 , H01M8/0258 , H01M8/0267 , H01M8/1007 , H01M8/2483 , H01M2008/1095 , Y02P70/56
Abstract: PURPOSE: A fuel cell having a porous gas diffusion layer is provided to enhance the precision of a stack by including reactive gas flow channels, to make a cooling unit designed freely, to maximize electricity transfer efficiency using a metal porous material, and to increase durability to physical stress. CONSTITUTION: A gas diffusion layer(300) for a fuel cell is a porous monolayer of a metal material. A flow path of reactive gas is formed on the side facing to a separator(200). A fuel cell stack(1000) is formed by laminating fuel cell unit cells. The fuel cell unit cells include a membrane electrode assembly(100), the gas diffusion layer which is included on both sides of the membrane electrode assembly, and the separator.
Abstract translation: 目的：提供一种具有多孔气体扩散层的燃料电池，通过包括反应性气体流动通道来提高堆叠的精度，使冷却单元自由设计，以最大限度地提高使用金属多孔材料的电力传输效率，并提高耐久性 对身体的压力。 构成：用于燃料电池的气体扩散层（300）是金属材料的多孔单层。 反应性气体的流路形成在面向分离器（200）的一侧。 通过层叠燃料电池单电池形成燃料电池堆（1000）。 燃料电池单电池包括膜电极组件（100），包括在膜电极组件的两侧的气体扩散层和隔板。
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