尖晶石类燃料电池阴极催化剂性能提升策略  

Strategies for improving the performance of spinel fuel cell cathode catalysts

作　　者：刘岳鹏 张廷尉 李忠芳 张志旭 LIU Yue-peng;ZHANG Ting-wei;LI Zhong-fang;ZHANG Zhi-xu(School of Chemistry and Chemical Engineering,Shandong University of Technology,Zibo Shandong 255086,China;School of Chemistry and Life Sciences,Anshan Normal University,Anshan Liaoning 114007,China)

机构地区：[1]山东理工大学化学化工学院,山东淄博255086 [2]鞍山师范学院化学与生命科学学院,辽宁鞍山114007

出　　处：《电源技术》2020年第11期1563-1568,共6页Chinese Journal of Power Sources

基　　金：国家自然科学基金(21776167,21805170,21276148);山东省自然科学基金(ZR2019QB012);淄博市校城融合发展计划项目(2019ZBXC411);化学工程国家重点实验室基金(SKL-ChE-14B01)。

摘　　要：能源危机和环境污染已成为阻碍当今社会可持续发展的亟待解决的问题。由于尖晶石型氧化物自身结构的特点,该类催化剂用来代替贵金属阴极催化剂在燃料电池领域的研究受到人们广泛关注。综述了尖晶石类催化剂制备方面最近研究进展,分析了催化剂制备过程中对尖晶石组成、结构、形貌、缺陷和载体等进行调控的方法及其对催化剂催化性能的影响。通过调控尖晶石类催化剂的结构及形貌,提高催化反应热力学参数及动力学速率,提升催化剂的稳定性,延长燃料电池的寿命。展望了尖晶石型催化剂的发展方向。The impediment of sustainable development caused by energy crisis and environmental pollution is an urgent need to address.Spinel oxide catalysts which could replace noble metal cathode catalyst in fuel cells receive intensive attention due to excellent intrinsic properties and wide applications.In this review,the progress in the recent preparation of spinel catalysts is summarized,the methods of adjusting spinel composition,structure,morphology,defects and support during the preparation of catalysts as well as effects on the catalytic performance are analyzed.By adjusting the structure and morphology of spinels,the thermodynamic parameter of reaction and kinetic rate are increased,besides,the durability is enhanced and the life of fuel cell is prolonged.Finally,the development trend of spinel catalysts is prospected.

关 键 词：燃料电池 金属空气电池 阴极催化剂 尖晶石型氧化物 结构调控 

分 类 号：TM911.4[电气工程—电力电子与电力传动]