稀土元素对铅酸蓄电池用铅基板栅合金的性能影响  

Effects of Rare Earth Elements on the Performance of Lead-based Grid Alloy of Lead-acid Barrery

作　　者：张文清[1,2,3] 李爱菊[1,4,2,3] 陈红雨[1,2,3] 张天任 任安福 张伟 魏文武 

机构地区：[1]华南师范大学化学与环境学院,广东广州510006 [2]广东高校储能与动力电池产学研结合示范基地,广东广州510006 [3]电化学储能材料与技术教育部工程研究中心,广东广州510006 [4]浙江天能电池有限公司,浙江湖州313117 [5]株洲冶炼集团股份有限公司,湖南株洲412004

出　　处：《稀土》2011年第5期83-87,共5页Chinese Rare Earths

基　　金：广东省自然科学基金资助(9151063101000052)

摘　　要：稀土元素能改善铅基合金的力学、铸造、耐腐蚀及导电性能等,进而提高铅酸蓄电池的使用寿命。因此,稀土元素成为了铅酸蓄电池领域的研究热点。通过总结镧、钐、铈对铅合金的主要影响效果,分析了其作用机理;稀土元素可以细化合金,降低氧化膜阻抗,改善合金的耐腐蚀性能。并概述了稀土铅基板栅合金的研究进展。Rare earth elements can improve performances of the lead-based grid alloys,such as corrosion resistance,conductivity,mechanical and casting properties,and prolong the life of lead-acid battery.So the rare earth elements became a research focus in lead-acid battery field.In this paper,main influences of samarium,lanthanum and cerium on performances of lead-based alloys were introduced,and its mechanism was analyzed.Rare earth elements can refine the crystal grain,reduce the impedance of the oxide film,and improve the corrosion resistance.The research development was also reviewed.

关 键 词：铅酸蓄电池 稀土元素 铅基合金 板栅 

分 类 号：TG146.1[一般工业技术—材料科学与工程] TM912.1[金属学及工艺—金属材料]