EngiRef / Formulas
Power Factor
Cosine of the phase angle between voltage and current
AC Circuits
Source Details
Id
elec-power-factor
Name
Power Factor
Discipline
electrical
Category
AC Circuits
Latex
PF = \cos(\phi)
Description
Cosine of the phase angle between voltage and current
Conditions
Sinusoidal steady-state; φ is the V-I phase angle
Variables
[
{
"symbol": "PF",
"name": "Power Factor",
"unit": "",
"siUnit": ""
},
{
"symbol": "φ",
"name": "Phase Angle",
"unit": "°",
"siUnit": "rad"
}
]Solve For
PF, φ
Tags
power, factor, phase, cos
Is Custom
false