lecture 10: rl & rc circuits nilsson & riedel 7.1-7.6
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Lecture 10: RL & RC Circuits Nilsson & Riedel 7.1-7.6. ENG17 (Sec. 2): Circuits I Spring 2014. May 1, 2014. Recap – Inductors / Capacitors. Overview. Natural Response RL Circuits RC Circuits Step Response RL Circuits RC Circuits General Solution Sequential Switching - PowerPoint PPT PresentationTRANSCRIPT
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Lecture 10:RL & RC CircuitsNilsson & Riedel 7.1-7.6
ENG17 (Sec. 2): Circuits ISpring 2014
May 1, 2014
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Recap – Inductors / Capacitors
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Overview
• Natural Response– RL Circuits– RC Circuits
• Step Response– RL Circuits– RC Circuits
• General Solution• Sequential Switching• Unbounded Response
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Natural Response
Currents and voltages that arise from an inductor or capacitor immediately after being disconnected from a DC (direct current) source.
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Current in RL Circuit
After Open Switch
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Time Constant
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RL Circuit Example
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Voltage in RC Circuit
After Switching
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RC Circuit Example
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Overview
• Natural Response– RL Circuits– RC Circuits
• Step Response– RL Circuits– RC Circuits
• General Solution• Sequential Switching• Unbounded Response
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Step Response
Currents and voltages that arise when energy is being acquired by an inductor or capacitor due to the sudden application of a dc voltage or current source.
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Step Response in RL Circuit
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Step Response in RC Circuit
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Overview
• Natural Response– RL Circuits– RC Circuits
• Step Response– RL Circuits– RC Circuits
• General Solution• Sequential Switching• Unbounded Response
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Generalized Solution
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Overview
• Natural Response– RL Circuits– RC Circuits
• Step Response– RL Circuits– RC Circuits
• General Solution• Sequential Switching• Unbounded Response
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Sequential SwitchingDefined: whenever switching occurs more than once in a circuit
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Overview
• Natural Response– RL Circuits– RC Circuits
• Step Response– RL Circuits– RC Circuits
• General Solution• Sequential Switching• Unbounded Response
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Unbounded Response
Defined: A circuit response that grows, rather than decays, exponentially with time.• Possible with dependent sources
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Recap
• Natural Response– RL Circuits– RC Circuits
• Step Response– RL Circuits– RC Circuits
• General Solution• Sequential Switching• Unbounded Response