燃料电池中铁基氧还原催化剂的研究进展.pdf
第40卷第2期精细化Vol.40,No.2
2023年2月FINECHEMICALSFeb.2023
综论
燃料电池中铁基氧还原催化剂的研究进展
李红伟,雷福红,李忠英,李贵贤,赵
(兰州理工大学石油化工学院,甘肃兰州730050
摘要:阴极氧还原反应是燃料电池的核心反应之一。目前,用于氧还原反应的催化剂通常是铂基催化剂,普遍
存在成本高、对甲醇耐受性差、易CO中毒等缺点,因此,开展非贵金属催化剂的研究显得尤为重要。铁基催
化剂因催化活性好、稳定性高、甲醇耐受性好、价格低廉等而备受青睐,最有希望成为铂基催化剂的替代品。
该文主要综述了铁基氧还原催化剂,包括含铁化合物催化剂、铁单原子催化剂、铁基合金催化剂、铁基复合物
催化剂及其他铁基催化剂的研究现状、催化机理及活性影响因素,并在此基础上阐述了各类催化剂尚待解决的
问题和发展方向。
关键词:铁基催化剂;燃料电池;电化学性能;氧还原反应
中图分类号:TM911.4文献标识码:A文章编号:1003-5214(2023)02-0233-11
Researchprogressofiron-basedoxygenreductioncatalystsinfuelcells
LIHongwei,LEIFuhong,LIZhongying,LIGuixian,ZHAOYu
(CollegeofPetroleumandChemicalEngineering,LanzhouUniversityofTechnology,Lanzhou730050,Gansu,China)
Abstract:Atpresent,platinumbasedcatalystsarethemostcommonlyusedforthecathodeoxygenreduction
reaction,oneofthecorereactionsinfuelcells.However,theshortcomingsoftheplatinumbasedcatalysts,
suchashighcost,poortolerancetomethanolandeasycarbonmonoxidepoisoning,seriouslylimitits
large-scaleapplications,whichmakesdevelopmentofnon-platinum-basedcatalystsessential.Iron-based
catalystsareconsideredthemostpromisingalternativestoplatinum-basedcatalystsduetotheirexcellent
catalyticactivity,highstability,goodmethanoltolerance,andlowprice.Inthisreview,theresearchstatus,
catalyticmechanism,andactivityinfluencingfactorsofdifferentiron-basedoxygenreductioncatalysts
werediscussed.Intheend,theexistingproblemsandfuturedevelopmentdirectionsofvariouscatalysts
wereproposed.
Keywords:iron-basedcatalysts;fuelcells;electrochemicalperformances;oxygenreductionreaction
燃料电池由阳极、