eleccourantalternatifmonobitri.py

Created on December 19, 2023

519 Bytes

Mono 
S = puissance apparente = VI
Q Puissance réactive = VI sin phi
P Puissance activeVI cos phi avec cos phi facteur de puissance
Tri en étoile
U = sqrt(3)V
Puissance active P = 3vicosp = Sqrt 3 UICOSphi
Puissance réactive Q = 3VI sin phi = SQRT3 UI sin phi
S puissance apparente = 3VI = SQRT3 UI
Tri en triangle
I=sqrt3 J 
P= 3UJcos phi Q = 3UJsinPhi S = 3UJ
Un Seul Wattmètre
P = 3Pl
S = 3VI
Q = sqrt ( S2-P2)
Deux wattmètres
P=W1 + W2 
Q= sqrt3 (W1-W2)
S = SQRT ( P2+Q2)

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eleccourantalternatifmonobitri.py