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ENE 104 Electric Circuit Theory - staff.kmutt.ac.th - kmutt

ENE 104 Electric Circuit Theory - staff.kmutt.ac.th - kmutt

ENE 104 Electric Circuit Theory - staff.kmutt.ac.th - kmutt

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<strong>ENE</strong> <strong>104</strong><br />

Instantaneous Power:<br />

AC <strong>Circuit</strong> Power Analysis<br />

Page 5<br />

Week #11<br />

Consider <strong>th</strong>e series RL circuit,<br />

i t = V 0<br />

R<br />

1 − e−Rt L u(t)<br />

The power delivered to <strong>th</strong>e resistor is<br />

p R t = i 2 t R = V 0 2<br />

R (1 − e−Rt L ) 2 u(t)

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