
 1.單相半橋逆變器圖1-39為單相半橋逆變器的示意圖,圖1-40為正弦波鋸齒波PWM的示意圖,圖中es為鋸齒載波,sinω1t為調(diào)制波。設(shè)M為調(diào)制度,則有圖1-39單相半橋逆變器主回路圖1-40鋸齒波調(diào)制當(dāng)0<ωst<θ時(shí)仿式(1-6)對(duì)(UU)/(Ed/2)進(jìn)行傅里葉級(jí) (共 1419 字) [閱讀本文] >>
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 1.單相半橋逆變器圖1-39為單相半橋逆變器的示意圖,圖1-40為正弦波鋸齒波PWM的示意圖,圖中es為鋸齒載波,sinω1t為調(diào)制波。設(shè)M為調(diào)制度,則有圖1-39單相半橋逆變器主回路圖1-40鋸齒波調(diào)制當(dāng)0<ωst<θ時(shí)仿式(1-6)對(duì)(UU)/(Ed/2)進(jìn)行傅里葉級(jí) (共 1419 字) [閱讀本文] >>