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Diffstat (limited to '3811/CH7/EX7.10')
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diff --git a/3811/CH7/EX7.10/Ex7_10.jpg b/3811/CH7/EX7.10/Ex7_10.jpg Binary files differnew file mode 100644 index 000000000..dfb908e92 --- /dev/null +++ b/3811/CH7/EX7.10/Ex7_10.jpg diff --git a/3811/CH7/EX7.10/Ex7_10.sce b/3811/CH7/EX7.10/Ex7_10.sce new file mode 100644 index 000000000..529847e30 --- /dev/null +++ b/3811/CH7/EX7.10/Ex7_10.sce @@ -0,0 +1,23 @@ +//Book Name: Fundamentals of electrical drives by Mohamad A. El- Sharkawi
+//chapter 7
+//example 7.10
+//edition 1
+//publisher and place:Nelson Engineering
+clc;
+clear;
+V=480; //terminal voltage in volt
+p=6; //number of poles
+f=60; //frequency in hertz
+Xl=3; //inductive reactance in ohm
+Rs=.2; //stator resistance in ohm
+X2=2; //rotor reactance in ohm
+R2=0.1; //resistance reffered to the stator in ohm
+Xm=120; //magnetizing reactance in the linear region in ohm
+Xm1=42; //magnetizing reactance in the saturation region in ohm
+Td=100; //constant load torque in Nm
+n=900; //speed of the motor in rpm
+Is=21.6;
+rps=n/60;
+omega=(2*%pi*rps);
+f=(((3*Is^(2)*R2)/((2*%pi*Td)/f))+n)*(p/Xm);
+mprintf("\nThe frequency of the CSI to drive the machine at 900 rpm is %f Hz",f)
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