is there anybody knows the formula of Power Factor?
来源:百度知道 编辑:UC知道 时间:2024/07/03 05:17:17
urgent . . tq vmuch
PF
=cosθ
=(U dot I)/|UI|
=cos[arg(ū/ī)]
where 'dot' means dot product of two vectors, and ū and ī are the equivalent complex value of voltage and current, respectively, and θ is the angle between the U and I vectors.
If there is anybody out there 翻译
is there anybody knows the formula of Power Factor?
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