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Lecture 18:Sinusoidal Steady-State PowerNilsson & Riedel 10.1-10.4
ENG17 (Sec. 2): Circuits I
Spring 2014
May 29, 2014
2
Overview
• Instantaneous Power• Average & Reactive
Power• RMS Value & Power• Complex Power
3
Instantaneous Power
4
Overview
• Instantaneous Power• Average & Reactive
Power• RMS Value & Power• Complex Power
5
Average & Reactive
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Resistive Circuit
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Inductive Circuit
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Capacitive Circuit
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Power Factor
10
Overview
• Instantaneous Power• Average & Reactive
Power• RMS Value & Power• Complex Power
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Root Mean Square (RMS)
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Overview
• Instantaneous Power• Average & Reactive
Power• RMS Value & Power• Complex Power
13
Complex Power…”it’s complex…”
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Units
15
Overview
• Instantaneous Power• Average & Reactive
Power• RMS Value & Power• Complex Power