14b Two Level Voltage Source Inverter

14b Two Level Voltage Source Inverter - i S i S i S i n VSI...

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Two Level Voltage Source Inverter
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Sinusoidal PWM Modulating and Carrier Waves v mA v B m v C m v cr v cr V ˆ m V ˆ t v cr Carrier wave (triangle) Amplitude modulation index m V m ˆ ˆ cr a V Frequency modulation index v m Modulating wave (sine) m cr f f f m Bin Wu, High Power Converters and AC Drives, IEEE Press, 2006.
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Gate Control 1 S 3 S 5 S A i B i 1 g v 2 g v C i 2 S 4 S 6 S N Two Level Voltage Source Inverter Phase A cr mA v v 0 1 g v ) 0 ( 2 g v 1 S on ) off ( 2 S dc A V v cr mA v v 0 2 g v ) 0 ( 1 g v 2 S on ) off ( 1 S 0 A v S 1 and S 2 are complementary
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Two Level Voltage Source Inverter (VSI) Two Level Voltage Source Inverter (VSI) ) ( 3 1 c b a n v v v v ssume i total Assume dc c c dc b b dc a a V S v V S v V S v 1 A i 1 S 3 S 5 S dc c b a n V S S S v ) ( 3 c n V S S S v 1 1 2 B i C i 2 S 4 S 6 S a S (Switching Function) dc c b a an 3 3 3 dc a c b bn V S S S v 1 1 2 N c V 1 S Phase A 0 1 t lso 3 3 3 dc b a c cn V S S S v 3 1 3 1 3 2 dc 2 S dc a a V S v A a v a i Also c c b b a a total
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Unformatted text preview: i S i S i S i n VSI in SimuLink (1) VSI in SimuLink (2) Desired Three Phase Load Voltage Phase Voltage at Inverter Side (1) 1 S 3 S 5 S A i B i C i 2 S 4 S 6 S Phase voltage levels at inverter side: 2 N Line-to-line voltage levels: 3 Phase Voltage at Inverter Side (2) Line to Line Voltage Phase Voltage at the Load (1) Line-to-line voltage levels: 3 Phase voltage levels an v i total at load side: 5 A i 1 S 3 S 5 S A i B i C i 2 S 4 S 6 S N Phase Voltage at the Load (2) Phase Voltage at the Load (3) Fundamental Component...
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This note was uploaded on 11/30/2011 for the course EEL 6208 taught by Professor Staff during the Fall '11 term at University of Central Florida.

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14b Two Level Voltage Source Inverter - i S i S i S i n VSI...

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