Shakshat Virtual Lab
INDIAN INSTITUTE OF TECHNOLOGY GUWAHATI
Blocled-Rotor Test
From the experiment performed we get the following valuess
Current = 30.23 A
Voltage = 127 V
W1 = -6.66
W2 = -6
We are to calculate the following values.
ZSC =(VSC/ ISC )/√3 = 2.425 Ω
RSC = ZSC cos (φ)SC = WSC /ISC2 = 0.0137 Ω
cos (φ)SC = WSC / √3 VSCISC
XSC = √ZSC -RSC2=2.424 Ω
R2=RSC-R1 =0.137- 0.176 = -0.039 Ω
X2=XSC/2 = X1 = 1.212 Ω
R1=Rac=1.6 x Rdc= 0.716 Ω
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