作业帮is there anybody knows the formula of Power Factor?
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/11/05 18:48:54
is there anybody knows the formula of Power Factor?
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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.
＝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.
is there anybody knows the formula of Power Factor?
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