电动汽车用锂离子电池的能量功率特性分析  

Energy and power characteristics analysis of lithium-ion battery for electric vehicle

作　　者：张宾[1] 何勇灵[1] 陈全世[2] 

机构地区：[1]北京航空航天大学交通科学与工程学院,北京100191 [2]清华大学汽车安全与节能国家重点实验室,北京100084

出　　处：《电源技术》2010年第10期1076-1079,共4页Chinese Journal of Power Sources

基　　金：国家"十五""863"计划电动车重大专项基金资助项目(2003AA501100)

摘　　要：着眼于锂离子电池在电动汽车动力电源领域的应用,以六种国产锂离子电池为研究对象,对其能量功率特性进行了试验和分析。研究表明:锰酸锂离子电池具有优良的能量功率特性,可以在能量和功率特性两者之间进行具有针对性的柔性设计,以满足电动汽车的不同需求;磷酸铁锂离子电池具有出色的高温耐受性和大电流放电能力,随着比能量和比功率的提高以及成本的下降,将会在电动汽车动力电源领域得到更为广泛的应用。Lithium-ion battery for electric vehicles was focused.Taking six kinds of domestic lithium-ion batteries as the objects of study,the energy and power characteristics were analyzed.The research shows that the LiMn2O4 lithium-ion battery has the excellent performance of energy and power.The flexible design between energy and power characteristics of lithium-ion battery can be carried out to meet the different need of electric vehicle.The LiFePO4 lithium-ion battery has the splendid high-temperature endurable ability and high-current discharge ability.With the increase of specific energy and specific power and the reduce of the cost,it will be widely used as the power battery of electric vehicle.

关 键 词：电动汽车 锂离子电池 锰酸锂 磷酸铁锂 能量特性 功率特性 

分 类 号：TM912.9[电气工程—电力电子与电力传动]