一种能量转移型锂电池组均衡充电电路的设计

Design of an Energy Transfer-type Balanced Charging Circuit for Lithium Battery Pack

针对现有均衡充电方法的缺点,提出了一种基于能量转移的锂电池组单体电池均衡充电方法,详细分析了该方法的工作原理并通过实验对所提出的均衡电路进行了分析与论证.结果表明,该方法具有结构简单、效率高的优点,能有效地解决串联锂电池组充电不平衡问题.

Aiming at the shortcomings that existing balance charging methods,the paper put forward a kind of lithium batteries charging method which based on energy transfer,and analysed the working principle of the equilibrium method detailedly.The equalization circuit was analysed and demonstrated through experiment.Results show that this method has simple structure,high efficiency,and can solve effectively the series of lithium batteries imbalance.