Lecture 20 PV power converter

Lecture 20 PV power converter - Lecture20 Powerconverterfor...

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Lecture 20 Power converter for PV Grid interface •Sample inverter specifications •PWM inverter control design, waveforms •DC DC stage
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PV module datasheet
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Typical grid tied PV inverter specifications Source: www. xantrex.com
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Typical grid tied PV inverter specifications Source: www. xantrex.com
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Grid tied PV inverter
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PWM inverter stage Unipolar PWM Single L filter and LCL filters for grid tied system LC filter for stand alone A c v A c v pwm v + o i in i BA cc vv   PWM ac L o o PWM cA d VV R I j L I V V V 
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Comparison of v control A and v control B with v tri Time 95.80ms 95.85ms 95.90ms 95.95ms 96.00ms 96.05ms 96.10ms 96.15ms V(PWM_TRI1.Vtri:+) V(PWM_TRI1:c) V(GAIN1:OUT) 0V 1.00V -1.47V SEL>> V(PWM_TRI1:s) V(PWR_SWITCH3:G)+0.2 -1.0V 1.0V
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Time 160ms 168ms 176ms 184ms 192ms 200ms I(L1) V(V5:+,V5:-)/10 29.46 -29.46 -40 -20 0 20 40 180ms 185ms 190ms 195ms -I(V1) AVGX(-I(V1),50u) 0 0 0.852 4.9 A c v  Unity power factor ac v o i ac v o i in i in i
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Time 160ms 168ms 176ms 184ms 192ms 200ms I(L1)
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Lecture 20 PV power converter - Lecture20 Powerconverterfor...

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