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Issue:
Harmonic Elimination of the Input Current for High Power Charging Inverter
Author(s):
REN Wan-qiang
,
JIN Jian-fen
,
AN Jian-sheng
,
WENG li-min
Pages:
11
-
13,20
Year:
2005
Issue:
3
Journal:
POWER CAPACITOR
Keyword:
充电逆变电源
;
功率因数校正
;
有源滤波器
;
电流谐波
;
Abstract:
逆变充电电源改善了充电电源的效率和控制性能,但是却提高了充电电源输入电流的谐波畸变水平.本文分析了充电逆变电源的功率因数和输入电流谐波畸变的关系,提出了一种连续电流输入的功率因数校正电路的方案,其连续的正弦电流输入是通过采用平均电流控制技术实现的.谐波抑制方案的理论分析通过数字仿真结果进行了验证.一台5kW样机的部分试验结果例证了功率因数校正电路的工作过程.
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