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+// Electric Machinery and Transformers

+// Irving L kosow 

+// Prentice Hall of India

+// 2nd editiom

+

+// Chapter 3: DC Dynamo Voltage Relations - DC Generators

+// Example 3-1

+

+clear; clc; close; // Clear the work space and console.

+

+// Given data

+kW = 150; // Power rating of Shunt generator in kW

+V_1 = 250; // Voltage rating of Shunt generator in V

+V_a = V_1; // Voltage rating of Shunt generator in V

+R_f = 50; // Field resistance in ohm

+R_a = 0.05; // Armature resistance in ohm

+

+// Calculations

+I_1 = ( kW * 1000 ) / V_1; // Full-load line current flowing to the load in A

+I_f = V_1 / R_f; // Field current in A

+I_a = I_f + I_1; // Armature current in A

+E_g = V_a + I_a * R_a; // Full load generated voltage in V

+

+// Display the results

+disp("Example 3-1 Solution : ")

+printf("\n a: I1 = %d A ", I_1 );

+printf("\n b: If = %d A ", I_f );

+printf("\n c: Ia = %d A ", I_a );

+printf("\n d: Eg = %.2f A ", E_g );