Induction machine: stator MMF and resultant rotor MMF rotate together at
n
s
stator MMF
ℱ
s
(at
n
s
)
rotor MMF
ℱ
r
(also at
n
s
)
rotor bars (
n
m
, slip exaggerated)
Load torque [% T
max,nom
]
30
Animation speed
0.20
Rotor resistance R
2
′ [× nominal]
1.00
Stator voltage V [pu]
1.00
Sync frequency f [Hz]
50
reset to nominal
pause
Per-phase IEEE equivalent circuit — rotor referred to the stator
R
c
dropped: core + friction losses are carried as a constant rotational loss