本文论述了提高功率因数的重要作用。
This article shows the important function of improving power factor.
提高功率因数是提高电能利用率的主要手段。
Increasing power factor is main measure for increasing the utilization factor of power.
从而验证基于PWM整流器的开关电源有抑制谐波和提高功率因数方面的优越性。
It can verify the switching power supply based on PWM rectifier to be able to suppress harmonic and improve power factor.
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