diff options
Diffstat (limited to '3760/CH6/EX6.22/Ex6_22.sce')
| -rw-r--r-- | 3760/CH6/EX6.22/Ex6_22.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3760/CH6/EX6.22/Ex6_22.sce b/3760/CH6/EX6.22/Ex6_22.sce new file mode 100644 index 000000000..c44f42765 --- /dev/null +++ b/3760/CH6/EX6.22/Ex6_22.sce @@ -0,0 +1,21 @@ +clc;
+Pm=7500;
+V=420;
+f=50;
+P=4;
+s=0.04;
+r1=1.2;
+x1=1.4;
+x2=1.4;
+Xm=38.6;
+
+//As per Thevenin's Equivalent circuit
+Re=(r1*Xm)/(Xm+x2);
+Xe=(x1*Xm)/(x2+Xm);
+Ve=(V/sqrt(3))*(Xm/(x2+Xm));
+r2=(3)*(1-s)*s*Ve*Ve*(1/Pm);
+smT=r2/(sqrt((Re*Re)+((Xe+x2)*(Xe+x2))));
+Tem=((3*Ve*Ve)/((((120*f)/P)/60)*2*%pi))*(1/2)*(1/(Re+(sqrt((Re*Re)+((Xe+x2)*(Xe+x2))))));
+Test=((3*Ve*Ve)/((((120*f)/P)/60)*2*%pi))*(r2/(((Re+r2)*(Re+r2))+((Xe+x2)*(Xe+x2))));
+mprintf('maximum torque is %f Nm \n slip is %f \n starting torque is %f Nm',Tem,smT,Test);
+
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