How can I find the power factor when my system contains harmonics?

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Chonlasit
Chonlasit on 27 Sep 2024
Answered: William Rose on 27 Sep 2024
Hello, How can I find the power factor when my system contains harmonics? Which block should I use to measure P and Q in order to calculate the power factor in the case where harmonics are present in the system? What formula should I use for the calculation?

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Accepted Answer

William Rose
William Rose on 27 Sep 2024
@Chonlasit,
When you have harmonics, the power factor for a single-phase system, and for a 3-phase system with three identical phases, is
For a 3-phase system in which the phases (a,b,c) are not all identical, the power factor is

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