diff options
Diffstat (limited to '1319/CH6/EX6.19/6_19.sce')
-rw-r--r-- | 1319/CH6/EX6.19/6_19.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/1319/CH6/EX6.19/6_19.sce b/1319/CH6/EX6.19/6_19.sce new file mode 100644 index 000000000..40f868c89 --- /dev/null +++ b/1319/CH6/EX6.19/6_19.sce @@ -0,0 +1,28 @@ +//EMF and copper losses of a Shunt Motor
+
+clc;
+clear;
+
+V=250;
+I=200;
+Ra=0.02; // Armature Resistance
+Rf=50; // Field Resistance
+Pil=950; // Iron and frictional losses
+
+Ish=V/Rf; // Field Current
+Ia=Ish+I; // Armature Current
+
+Pac=(Ia^2)*Ra; // Armature copper loss
+Pfc=(Ish^2)*Rf;// Field copper loss
+
+Pc=Pac+Pfc;
+
+E=V+(Ia*Ra);
+
+Prime=(V*I)+Pil+Pc;// Ouput of prime mover is the input to the generator
+
+eff=(V*I*100)/Prime;
+
+printf('i) The EMF generated = %g V \n',E)
+printf('ii) Total Copper Loss = %g watts \n',Pc)
+printf('iii) Output of the prime mover is %g watts and the efficiency is %g percent \n',Prime,eff)
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