Pfc

[kahei]

Hi, what is the use of PFC?

[MATLABdude]

Power Factor Correction?
http://www.allaboutcircuits.com/vol_2/chpt_11/4.html
http://en.wikipedia.org/wiki/Power_factor

Note that most non-industrial customers in many locales aren't charged for their reactive power (assuming their power factor is not something ridiculously low).

[uart]

kahei, could you please not use acronyms useless you have (at the very least) already established a context.