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Lecture31 - Chapter 6

# Lecture31 - Chapter 6 - EE216 C ircuit Analysis I Le cture...

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1 EE216 Circuit Analysis I Lecture # 31 – Chapter 6

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Review Inductors madeof wires wound around magnetic or non-magnetic core carrying current behavior based on magnetic field Induced voltage Henry Volt x sec/Amp DC-behavior short cct Current can’t change instantaneously Capacitors madeof conductive plates separated by a dielectric material to which voltage is applied behavior based on electric field Displacement current Farads Coulombs/Volt DC-behavior open cct Voltagecan’t change instantaneously 2 2 2 1 ; / Li w dt Ldi v = = 2 2 1 ; / Cv w dt Cdv i = =
Inductors in series The total voltage across thethreeinductors is (Just likeresistance!) L 1 L 2 L 3 i v v 1 v 2 v 3 dt di L v dt di L v dt di L v 3 3 2 2 1 1 , , = = = dt di L dt di L L L v v v v eq = + + = + + = ) ( 3 2 1 3 2 1 ) ( ) ( ) ( ) ( 3 2 1 t i t i t i t i = = = 3 2 1 L L L L eq + + =

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(Just likeresistance!) + = + + + + + = t t eq t t t i vdt L t i t i t i vdt L L L i 0 0 ) ( 1 ) ( ) ( ) ( ) 1 1 1 ( 0 0 3 0 2 0 1 3 2 1 Inductors in parallel i v i 1 i 2 i 3 L 1 L 2 L 3 ) ( 1 ) ( 1 ) ( 1 0 3 0 3 0 2 0 2 0
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Lecture31 - Chapter 6 - EE216 C ircuit Analysis I Le cture...

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