'Power factor pf' presentation slideshows

Chapter 2: AC Circuit

531 views • 37 slides

POWER AND POWER FACTOR

POWER AND POWER FACTOR. Impedance (Ohm). Impedance is a ratio between voltage and current Unit of impendance is Ohm and simbolized by Z. Series Impedance Pararel Impedance. The Operation is same with Resistant. Resistance. The angle between current and voltage are in phase. Inductance.

1k views • 23 slides

Steady-State AC Power

i(t). + v(t) -. p(t) = v(t)i(t). Specifically, if v(t) and i(t) are sinusoids, the power, p(t), will also be a sinusoid:. Using the trig identity:. We can write:. Steady-State AC Power.

353 views • 17 slides