一种新型在线式UPS充放电电路的设计

A Novel Design of On- line UPS Charging and Discharging Circuit

充电电路是UPS电路的一个重要组成部分为延长蓄电池的使用寿命，要求有合理的充电模式比如均衡充电就是其中一种文中讨论了均衡充电的特点，针对在线式UPS，设计了一种新型的充放电电路，对其工作原理进行了分析，建立了电路模型，给出了主要参数的计算方法和实验波形，实验结果表明所设计的电路性能良好。

Charging circuit is a key component in UPS circuit, Reasonable charging mode is required to extend the life of batteries, such as balanced charge. The characteristics of balanced charge are discussed. A novel charging and discharging circuit is designed for On - line UPS with its operation principle analysis, modeling of the circuit, main parameters＇ calculation method and experimental waveforms, A good feature is shown by the experiment.