质子交换膜燃料电池电极催化材料发展概况

Present Situation of R/D of Electrode Catalytic Materials for PEMFC

质子交换膜燃料电池 (PEMFC)具有低温快速启动、比能量高、无噪音、无污染等诸多优点 ,在潜艇、航天、洁净电站、移动电源及电动汽车等各个领域具有广阔的应用前景 ,引起人们巨大关注。对PEMFC电极催化材料的发展现状作了简要概述 ,并指出为达到商业化目的 ,PEMFC关键材料、关键技术尚需作出较大突破。对于电极催化材料 ,应努力提高铂金属利用率 ,降低铂担载量 ,降低制造成本 ;应努力增强催化剂抗中毒能力 。

Proton Exchange Membrane Fuel Cell(PEMFC)can be widely used in the fields of submarine, aerospace, clean power station, mobile power source and electricity powered cars because of its good characteristics of low temperature rapid cold start, high efficiency, high energy density, no noise and no pollution, which attracts more and more attentions all over the world. Current research and development of the electrode catalytic materials for PEMFC are briefly presented. It is pointed out that hard works are still needed to be done in the key materials for the commercialization of PEMFC. About electrode catalytic materials, many issues should be addressed with great effort such as improvement of Pt utilization, platinum loading reduction, and poison resistance, in order to meet the requirements for practical use.