How to consider harmonic suppression and power factor compensation comprehensively?

谐波治理及功率因素补偿如何综合考虑？

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Using magnetic sleeve can raise not only motor's efficiency and power factor but also the motor's torque.

而用磁性套筒改造电动机，不但可以提高电动机的效率、功率因数，而且其转矩比改造前也有所提高。

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A flyback converter with zero current switching (ZCS) resonant and power factor correct (PFC) is proposed.

提出一种具有零电流关断(ZCS)的反激式单级功率因数校正(PFC)变换器。

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Estimated first-year electricity cost before solar: These assumptions included base rates, fees and taxes, and factor in typical regional power loads, according to Heather Van Schoiack, spokeswoman at Clean Power Research.

WSJ: The Economics of Solar Power for Your Home

Commercial and domestic combustion or burning was the next biggest contributing factor at 21% followed by power generation at 17.4% and industrial combustion at 17.3%.

BBC: Guernsey greenhouse gas levels rise slightly

"Witnesses commented that the political strength of the chancellor of the exchequer was one factor explaining the current power and influence of the Treasury, " said the report.

BBC: UK Treasury too powerful, say MPs