讨论了低成本开关电源式大功率蓄电池充电机的工作原理，并给出了实用的电路原理图。

This paper discussed the principle of a great power battery charger using low cost switch power converter, the practical circuits are presented.

youdao

通过对混合动力汽车充电电路的分析，引入了蓄电池等效内阻的概念。

The conception of storage battery equivalent resistance is introduced in this paper by analyzing the charge circuit in hybrid electric vehicle (HEV) system.

youdao

它除了给机车上的蓄电池充电之外，还给机车提供稳定的110 V辅助电源，为控制系统以及信号发生电路供电。

Besides the storage battery charging, it works as a stable 110v auxiliary power supply which provides electric energy to the control system and signal produced circuit.

youdao