Research Progress and Prospect of Anode Catalysts for Direct Methanol Fuel Cells

Abstract

直接甲醇燃料电池(DMFC)因其具有能量密度高、绿色环保和体积轻便等优势得到广泛关注，其中阳极催化剂活性是决定燃料电池性能、寿命的关键因素。近年来，研究者围绕提高阳极催化剂性能和降低催化剂成本这两个方面展开研究，推动了DMFC的蓬勃发展。本文介绍了电催化剂的催化机理及其分类，详细综述了贵金属催化剂和非贵金属催化剂的合成方法，结合当前研究进展对甲醇电催化剂未来的发展趋势进行展望。 Direct methanol fuel cell (DMFC) has attracted wide attention due to its advantages of high energy density, environmental protection, and lightness. Among them, the methanol oxidation electrocatalyst is a key factor that determined the performance, life and cost of fuel cells. In recent years, researchers have carried out a lot of researches on improving the activity of anode catalysts and reducing catalyst cost, which has promoted the vigorous development of DMFC. In this paper, the catalytic mechanism and classification of electrocatalysts are introduced, the synthesis methods of noble metal catalysts and non-noble metal catalysts are reviewed in detail, and the research progress of methanol electrocatalyst based on the current research is prospected.