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diff --git a/1418/CH26/EX26.20.a/EX26_20a.jpg b/1418/CH26/EX26.20.a/EX26_20a.jpg Binary files differnew file mode 100644 index 000000000..b78346fc0 --- /dev/null +++ b/1418/CH26/EX26.20.a/EX26_20a.jpg diff --git a/1418/CH26/EX26.20.a/EX26_20a.sce b/1418/CH26/EX26.20.a/EX26_20a.sce new file mode 100644 index 000000000..de0cdf80b --- /dev/null +++ b/1418/CH26/EX26.20.a/EX26_20a.sce @@ -0,0 +1,35 @@ +//EXAMPE 26.20(a)
+//4-POLE DC SHUNT GENERATOR
+
+clc;
+funcprot(0);
+
+//Variable Initialisation
+V=poly(0,'V');
+P=4;.........................//Total number of poles
+Rsh=100;........................//Shunt field resistance in Ohms
+Ra=1;..........................//Armature resisitance in Ohms
+Aw=2;........................//Number of parallel paths in a wave wound generator
+Z=378;.....................//Total number of conductors
+Phi=0.02;.................//Flux per pole in Weber
+Rl=10;.....................//Load resistance in Ohms
+N=1000;..................//Speed of the generator in rpm
+
+Eg=(Phi*P*N*Z)/(60*Aw);....................//Generated EMF in Volts
+disp(Eg,"Generated EMF in Volts:");
+Ia=V/10+V/100;...........................//Load current(V/10)+Shunt current(V/100) in Amperes
+V1=Eg-(Ia*Ra)-V;.......................//Equation for terminal voltage in Volts
+r=roots(V1);...........................//Solution to the above equation
+y=round(r);............................//Rounding of decimal places
+disp(y,"Terminal voltage in Volts:");
+I=y/Rl;...........................//Load current in Amperes
+disp(I,"Load current in Amperes:");
+Pa=y*I;.........................//Power absorbed by the load in Watts
+y1=round(Pa);.......................//Rounding of decimal places
+disp(y1,"Power absorbed by the load in Watts:");
+
+
+
+
+
+
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