直接硼氢化物燃料电池(DBFC)阳极催化剂的研究进展

Anode Catalyst for the Direct Borohydride Fuel Cell

直接硼氢化物燃料电池(DBFC)具有理论电池电压高和能量密度大等特点,而其阳极催化剂是决定电池性能的关键因素之一。因此,研究者们在提高阳极催化剂催化活性和降低催化剂成本方面开展了大量的研究工作。本文在简要介绍DBFC工作原理和阳极反应机理的基础上,从催化剂种类和性能角度综述了近年来DBFC中贵金属、过渡金属以及储氢合金阳极催化剂的主要研究进展,指出了阳极催化剂研究所面临的问题,同时提出了今后的发展方向。

Direct borohydride fuel cell （DBFC） is currently attracted attentions due to its high theoretical cell voltage and power density. However, the anode catalyst of this type of battery is one of the key factors that decide the battery performance. A lot of researches have been done to improve catalytic activity and decrease the cost of the anode catalysts for DBFC in recent years. On the basis of the work principle and anode reaction mechanism of DBFC, the recent progresses of precious metal, transition metal and hydrogen storage alloy as anode catalyst for DBFC are reviewed according to perspective of catalytic performance and types. The existing problems of the anode catalyst is pointed out and the developments of the anode catalyst for DBFC are also proposed.