半固态镍氢电池流体电极的制备与电化学性能研究  

Preparation and Electrochemical Performance of Fluid Electrodes for Semi-solid MH/Ni Batteries

作　　者：董振伟[1] 易贺迪 石仪超 陈佳伟 DONG Zhenwei;YI Hedi;SHI Yichao;CHEN Jiawei(College of Advanced Materials and Energy,Xuchang University,Xuchang 461000,China)

机构地区：[1]许昌学院新材料与能源学院

出　　处：《许昌学院学报》2019年第5期77-81,共5页Journal of Xuchang University

基　　金：河南省教育厅科技处重点项目(16A430007)

摘　　要：以半固态镍氢电池的流体电极为研究对象,采用XRD、SEM以及恒电流电池测试等方法,研究了固含量和导电剂含量对流体电极放电性能的影响.结果显示,固含量和导电镍含量的提高有助于改善流体电极的电化学性能.半固态电池的核心问题在于如何提高流体电极的电子传导能力,这是制约其能否走向商业化的关键.The effects of solid content and conductive agent content on discharge performance of fluid electrodes for semi-solid MH-Ni batteries were studied by XRD,SEM and constant current battery test in this paper.The results showed that the increase of solid content and conductive nickel content can improve the electrochemical performance of the fluid electrodes.The core problem of semi-solid batteries is how to improve the electronic conductivity of fluid electrode,which is the key to restrict its commercialization.

关 键 词：镍氢电池 流体电极 衰退机理 电化学性能 

分 类 号：TG139.7[一般工业技术—材料科学与工程]