Energy storage system applied to current transformer electricity taking and control method thereof

According to the energy storage system applied to current transformer electricity taking and the control method thereof, hardware of the energy storage system is composed of an AC-DC converter, a DC-DC converter and a storage battery, and the energy storage system can be applied to a current transformer electricity taking device. According to the control method, the functions of inductive reactive compensation of excitation inductance of the current transformer, regulation and control of output active power of the current transformer, control of charging voltage and current of the storage battery, load constant voltage control and the like are achieved on one DC-DC converter and one AC-DC converter, the circuit structure is optimized, and the comprehensive performance of the circuit is improved. 一种应用于电流互感器取电的储能系统及其控制方法，本发明在硬件上由AC-DC变换器、DC-DC变换器和蓄电池构成，可以应用于电流互感器取电装置中。本发明的控制方法在一只DC-DC变换器和一只AC-DC变换器上实现了电流互感器励磁电感的感性无功补偿、电流互感器输出有功功率的调控、蓄电池充电电压电流的控制、负载恒压控制等功能,优化了电路结构、提高电路综合性能。