钒流电池用碳素电极材料的研究进展

Research progress of carbon electrode materials for vanadium redox flow battery

作为一种新型高效的电能转化储存装置,全钒氧化还原液流电池(钒流电池)凭借其诸多优点受到了广泛关注,经过多年研究,已逐步向实用化发展。然而,其大规模应用仍然面临诸多问题。其中如何获得电化学活性高、稳定性好且成本低廉的电极材料一直是制约其发展的重要因素。着重介绍了应用于全钒氧化还原液流电池的各类碳素电极材料的发展现状,总结了各种材料的性能特点、改性方法等,并对不同碳素材料的优缺点进行了比较。

As a kind of novel and efficient power conversion/storage device, all vanadium redox flow battedes have attached wide attention due to its abundant advantages. After years of research and development, all vanadium redox flow battery is gradually entering practical application, but there are still many problems restricting its large scale application. Among these problems, how to get excellent electrode materials with high electrochemical activity, good stability and low cost becomes one of the key techniques, restricting its development. Accordingly, the recent developments of carbon materials used as the electrodes of vanadium batteries were introduced in detail. The modification and performance of such materials were summarized. In addition, the merits and demerits of these materials were also evaluated here.