介绍了一种脉宽调制型功率因数测量电路的工作原理。
Introduced the principles of pulse modulating circuit for measuring power factor.
该文论述了负载电流为非正弦波时功率因数测量的新方法。
This paper presents a new method for measuring the power factor in nonsinusoidal load current.
在分析与总结了传统功率因数测量方法的基础上，提出了基于数字信号处理(dsp)技术的功率因数测量方法。
By analyzing the conventional power factor measurement methods, a new measurement method of power factor based on DSP technology is proposed.
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