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Diffstat (limited to '1892/CH1/EX1.38/Example1_38.sce')
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1 files changed, 21 insertions, 0 deletions
diff --git a/1892/CH1/EX1.38/Example1_38.sce b/1892/CH1/EX1.38/Example1_38.sce new file mode 100755 index 000000000..bd68b1caa --- /dev/null +++ b/1892/CH1/EX1.38/Example1_38.sce @@ -0,0 +1,21 @@ +// Example 1.38
+
+clear; clc; close;
+
+format('v',7);
+// Given data
+VL=3.3;//in KV
+P=20;//no of poles
+f=50;//in Hz
+R2=0.025;//in ohm/phase
+X2=0.28;//in ohm/phase
+N=294;//Full load speed in rpm
+
+//Calculations
+Sm=R2/X2;//Max Slip
+disp(Sm*100,"Slip at max torque(in %) : ");
+Ns=120*f/P;//in rpm
+Sfl=(Ns-N)/Ns;//Full load slip
+//Formula : T proportional to S*E2^2*R2/(R2^2+(S*X2)^2)
+TmByTfl=Sm/(R2^2+(Sm*X2)^2)*((R2^2+(Sfl*X2)^2))/Sfl;//ratio
+disp(TmByTfl,"Ratio of max to full load torqiue : ");
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