-modelarea surselor (boost buck...)-spice.pdf
TRANSCRIPT
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Bogos VladGr. 443B
MODELAREA SPICE A SURSELOR DE C.C. IN COMUTATIE
OBIECTUL APLICATIEIAplicatia isi propune sa faciliteze atat intelegerea functionarii convertoarelor c.c.-c.c.
in comutatie cat si familiarizarea cu particularitatile modelarii si analizei SPICE pentru aceasta categorie de convertoare. Sunt prezentate topologiile de baza ale convertoarelor neizolate: Buck, Boost, Buck-Boost si Cuk, topologii de convertoare izolate: forward si flyback, precum si modalitatea de analiza a raspunsului in timp al unei surse in comutatie avand la baza convertorul forward.
Schema convertorului Buck.
Schema convertorului Boost.
Schema convertorului Buck-Boost.
Schema convertorului Cuk.
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Schema convertorului forward.
Schema convertorului flyback.
Se va face analiza SPICE a circuitelor prezentate mai sus si se vor vizualiza formele de unda ce le caracterizeaza.
Convertorul Buck (continuous conduction mode)
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Convertorul Buck (discontinuous conduction mode)
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Convertoul Boost
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Convertorul Buck_Boost (continuous conduction mode)
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Convertorul Buck_Boost (discontinuous conduction mode)
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Convertorul Cuk
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Convertorul Forward
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Convertorul Flyback