From 8ac15bc5efafa2afc053c293152605b0e6ae60ff Mon Sep 17 00:00:00 2001 From: Siddharth Agarwal Date: Tue, 3 Sep 2019 18:27:40 +0530 Subject: Xcos examples from textbooks and for blocks --- Working_Examples/2777/CH3/EX3.6/Ex3_6.sce | 44 +++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100755 Working_Examples/2777/CH3/EX3.6/Ex3_6.sce (limited to 'Working_Examples/2777/CH3/EX3.6') diff --git a/Working_Examples/2777/CH3/EX3.6/Ex3_6.sce b/Working_Examples/2777/CH3/EX3.6/Ex3_6.sce new file mode 100755 index 0000000..9b91c0c --- /dev/null +++ b/Working_Examples/2777/CH3/EX3.6/Ex3_6.sce @@ -0,0 +1,44 @@ + +// ELECTRICAL MACHINES +// R.K.Srivastava +// First Impression 2011 +// CENGAGE LEARNING INDIA PVT. LTD + +// CHAPTER : 3 : TRANSFORMERS + +// EXAMPLE : 3.6 + +clear ; clc ; close ; // Clear the work space and console + + +// GIVEN DATA + +S = 5; // Transformer Rating in kVA +V1 = 220; // HV side voltage in volts +V2 = 110; // LV side voltage in Volts +P = 4 * 10 ^ 2; // Load of the Transformer +pf = 0.8; // Power Factor (lagging) +f = 50; // Frequency in Hertz + + +// CALCULATIONS + +a = V1/V2; // Turn Ratio of the Transformer + +// case (a) At full load +I1 = (S * 10 ^ 3)/V1; // Primary current at full load in Amphere +I2 = (S * 10 ^ 3)/V2; // Secondary Current at full Load in Amphere + +// Case (b) At 4kW, 0.8 lagging pf load +I11 = (4 * 10 ^ 3 * 0.8)/V1; // Primary current At 4kW, 0.8 lagging pf load in Amphere +I22 = (4 * 10 ^ 3 * 0.8)/V2; // Secondary Current At 4kW, 0.8 lagging pf load in Amphere + + +// DISPLAY RESULTS + +disp("EXAMPLE : 3.6 : SOLUTION :-") ; +printf("\n (a) Turn Ratio of the Transformer , a = %.f \n ",a); +printf("\n (b.1.1) Primary current at full load , I1 = %.2f A \n",I1); +printf("\n (b.1.2) Secondary current at full load , I2 = %.2f A \n ",I2); +printf("\n (b.2.1) Primary current at 4kW, 0.8 lagging pf load , I1 = %.3f A \n",I11); +printf("\n (b.2.1) Secondary current at 4kW, 0.8 lagging pf load , I2 = %.3f A \n",I22); -- cgit