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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3784/CH7/EX7.2/Ex7_2.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3784/CH7/EX7.2/Ex7_2.sce')
| -rw-r--r-- | 3784/CH7/EX7.2/Ex7_2.sce | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/3784/CH7/EX7.2/Ex7_2.sce b/3784/CH7/EX7.2/Ex7_2.sce new file mode 100644 index 000000000..db59d6fb6 --- /dev/null +++ b/3784/CH7/EX7.2/Ex7_2.sce @@ -0,0 +1,22 @@ +clc
+//variable initialisation
+V=440 //Supply voltage in volts
+P=4 //number of poles
+f=50 //Supply frequency in Hz
+R=0.2 //rotor resistance in ohm
+X=0.35 //leakage reactance in ohm
+N1=1450 //speed in rpm
+N2=1200 //speed in rpm
+S2=0.2
+//solution
+Vph=V/sqrt(3)
+Ns=(120*f)/P//Synchronous Speed
+Wms=2*%pi*Ns/60
+S=(Ns-N1)/Ns
+T=(3/Wms)*(Vph^2)*(R/S)/((R/S)^2+(X)^2)//The answer provided in the textbook is wrong
+K=T/(1-S)
+T2=K*(1-S2)
+Vph2=sqrt(T2*((R/S)^2+(X)^2)/((3/Wms)*(R/S)))
+Vl=Vph2*sqrt(3)
+printf('\n\n Torque=%0.1f N-m\n\n',T)//The answer provided in the textbook is wrong
+printf('\n\n Line Voltage to be imposed=%0.1f Volts\n\n',Vph2)
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