石墨烯基乙醇电氧化催化剂的研究概况  

Research overview of graphene based catalysts for ethanol electro-oxidation

作　　者：张仕欣 宋焕巧[1,2] 罗明生 ZHANG Shi-xin;SONG Huan-qiao;LUO Ming-sheng(College of New Materials and Chemical Engineering&Hydrogen Energy Research Centre,Beijing Institute of Petrochemical Technology,Beijing 102617,China;Beijing Key Laboratory of Clean Fuels and Efficient Catalytic Emission Reduction Technology,Beijing 102617)

机构地区：[1]北京石油化工学院新材料与化工学院并氢能研究中心,北京102617 [2]燃料清洁化及高效催化减排技术北京市重点实验室,北京102617

出　　处：《电池》2022年第2期218-222,共5页Battery Bimonthly

基　　金：国家自然科学基金(21805012),北京市自然科学基金(2182015)。

摘　　要：阳极催化剂活性低是阻碍直接乙醇燃料电池(DEFC)商业化的主要障碍之一。针对石墨烯的特点和乙醇电氧化过程中的问题,综述石墨烯基乙醇电氧化催化剂的研究概况。主要介绍DEFC阳极乙醇的电氧化机理;探寻降低Pt基催化剂成本及防止催化剂中毒的方法;寻找性能较好的乙醇电氧化非Pt基催化剂;总结增加石墨烯载体与催化剂结合力的方法。对石墨烯基乙醇电氧化催化剂的发展进行展望。The low activity of anode catalyst was one of the main obstacles to the commercialization of direct ethanol fuel cell(DEFC).According to the characteristics of graphene and the problems during ethanol electro-oxidation, the research status quo of graphene based catalysts for ethanol electro-oxidation was reviewed.The electro-oxidation mechanism of ethanol in DEFC anode was mainly introduced.The methods of reducing the cost of Pt based catalysts and preventing its poisoning were explored.Non Pt based catalysts with good performance for ethanol electro-oxidation were found.The methods to increase the adhesion between graphene and catalyst were explored.The development of graphene based catalysts for ethanol electro-oxidation in the future was prospected.

关 键 词：乙醇电氧化 催化剂 Pt合金 Pd合金 石墨烯载体 催化活性 稳定性 直接乙醇燃料电池(DEFC) 

分 类 号：TM911.46[电气工程—电力电子与电力传动]