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MOTEURS A COURANT CONTINU
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MOTEURS A COURANT CONTINU. Fonctionnement du moteur courant continu. Caractéristiques. p a. E=----- N n I . d’où E=Kn I. Formules. Formules. Formule de la tension. U=. E+rI. Formules. Formule de la puissance. P=. UI. Formule de la puissance électrique:. Pe=. EI. Pe 2 p n. EI
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MOTEURS A COURANT CONTINU
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p a E=----- N n I d’où E=Kn I Formules
Formules Formule de la tension U= E+rI
Formules Formule de la puissance P= UI Formule de la puissance électrique: Pe= EI
Pe 2pn EI 2pn Kn I I 2pn K 2p I I Formules Formule du couple: = T= = =
Bilan des puissances d’un Mcc Pa Pu =2p nT =UI Mcc Pertes
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