简述了新型功率因数补偿装置控制系统的特点，详细分析了新型功补控制系统试验情况，验证了其可靠性，说明新控制系统较原有控制系统性能上有大的改进。

In this paper, the characteristic of new type control system of PFC (power factor compensator) of electric locomotive is briefly described, the test is analysed in detail.

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改进的MPC，提出并施加到功率因数校正系统的电流源转换器(CSC)。

Improved MPC was proposed and applied to power factor correction system of current source converter (CSC).

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本文对基于单位功率因数的谐波电流检测方法进行了改进，用移动窗积分法取代检测中常用的低通滤波器。

This paper improved the harmonic current detection method based on UPF (unity power factor), using the slipped window integral to replace the LPF (low pass filter).

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