13.07.2015 Views

Modulação Vetorial Aplicada ao Retificador Trifásico PWM - Ivo Barbi

Modulação Vetorial Aplicada ao Retificador Trifásico PWM - Ivo Barbi

Modulação Vetorial Aplicada ao Retificador Trifásico PWM - Ivo Barbi

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231um5Dalfa1.225.5Eq1Dalfa1.225Eq4Dalfa1.225.5Eq7Dbetaum0.707Vum.5VDbetaum0.707VDalfaDbetaum1.2252.121.5Eq2VumDbeta.50.707Eq5VDalfaDbetaum1.2250.707.5Eq8VDalfaDbetaum1.2250.707.5Eq3VDbetaum.50.707Eq6VDalfaDbetaum1.2252.121.5Eq9VFig. A.5 - Cálculo das razões cíclicas dos interruptores.setor1Sbreak-X1S34Eq1+ +--setor1Sbreak-X1S40Eq2+ +--setor1Sbreak-X1S46Eq3+ +--setor2Sbreak-X1setor3Sbreak-X1setor4Sbreak-X1setor5Sbreak-X10S35Eq4+ +--0S36Eq7+ +--0S37Eq1+ +--0S38Eq4+ +--VDA0S410Eq5S47Eq6setor2 + ++ +setor2--Sbreak-X1 -Sbreak-X1 -0S42Eq8+ +setor3-Sbreak-X1 -0S43Eq2setor4+ +-Sbreak-X1 -0S440Eq5S50Eq6+ ++ +setor5setor5--Sbreak-X1 -Sbreak-X1 -VDB0S48Eq9setor3 + +-Sbreak-X1 -0S49Eq3setor4+ +-Sbreak-X1 -VDCsetor6Sbreak-X10S39Eq7+ +--00S45Eq8setor6+ +-Sbreak-X1 -00S51Eq9+ +setor6-Sbreak-X1 -0Fig. A.6 - Escolha dos setores.Para as simulações em malha aberta o bloco representado pela Fig. A.3 foisubstituído pelo bloco da Fig. A.7.DqlinhaVDqV98Ddlinha+ - 0.186V102+ -00.186DdV0IdIqFig. A.7 – Razões cíclicas Dd’ e Dq’.A.2. “Netlist” para a Simulação do <strong>Retificador</strong> Trifásico Bidirecional* Schematics Netlist *V_V37 seno 0+SIN 0 1 60 0 0 0V_V38 coseno 0+SIN 0 1 60 0 0 90V_V42 senop120 0+SIN 0 1 60 0 0 120V_V43 cosenop120 0+SIN 0 1 60 0 0 210V_V44 senom120 0+SIN 0 1 60 0 0 -120V_V45 cosenom120 0+SIN 0 1 60 0 0 -30D_D45 $N_0001 $N_0002 Dbreak-X1D_D44 $N_0003 $N_0004 Dbreak-X1V_V47 V15p 0 DC 15

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