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authorSiddharth Agarwal2019-09-03 18:27:40 +0530
committerSiddharth Agarwal2019-09-03 18:27:40 +0530
commit8ac15bc5efafa2afc053c293152605b0e6ae60ff (patch)
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parent52a477ec613900885e29c4a0b02806a415b4f83a (diff)
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Diffstat (limited to 'Working_Examples/83/CH10/EX10.2')
-rwxr-xr-xWorking_Examples/83/CH10/EX10.2/example_10_2.sce42
-rwxr-xr-xWorking_Examples/83/CH10/EX10.2/result_example_10_2.txt17
2 files changed, 59 insertions, 0 deletions
diff --git a/Working_Examples/83/CH10/EX10.2/example_10_2.sce b/Working_Examples/83/CH10/EX10.2/example_10_2.sce
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+//Chapter 10
+//Example 10.2
+//page no 390
+//To draw sequence networks of the system
+clear;clc;
+
+//selecting generator rating as base in generator circuit
+
+mvab=25;
+kvGb=11; //base voltage for generator
+kvTLb=kvGb*(121/10.8); //base voltage for TL
+kvMb=kvTLb*(10.8/121); //base voltage for motors
+
+xG=%i*0.2;
+xT=%i*0.1;
+xTL=100;
+xM=%i*0.25;
+
+mvaG=25;
+mvaT=30;
+mvaM1=15;
+mvaM2=7.5;
+
+kvM=10;
+
+//converting all the reactances to PUs
+
+xT=xT*(mvab/mvaT)*(10.8/kvGb)^2;
+xTL=xTL*(mvab/(kvTLb)^2);
+xM1=xM*(mvab/mvaM1)*(kvM/kvMb)^2;
+xM2=xM*(mvab/mvaM2)*(kvM/kvMb)^2;
+
+//displaying the results
+
+printf('\n\nTransmission line voltage base = %0.1f kV',kvTLb);
+printf('\n\Motor voltage base = %d kV',kvMb);
+printf('\n\nTransformer reactance = %0.4f pu',abs(imag(xT)));
+printf('\nLine reactance = %0.3f pu',abs(xTL));
+printf('\nReactance of motor 1 = %0.3f pu',abs(imag(xM1)));
+printf('\nReactance of motor 2 = %0.3f pu\n\n',abs(imag(xM2)));
+
+disp('Positive and Negative sequence diagram has been drawn using XCOS,simulation has not been done as it is not being asked in the problem');
diff --git a/Working_Examples/83/CH10/EX10.2/result_example_10_2.txt b/Working_Examples/83/CH10/EX10.2/result_example_10_2.txt
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+++ b/Working_Examples/83/CH10/EX10.2/result_example_10_2.txt
@@ -0,0 +1,17 @@
+
+
+
+Transmission line voltage base = 123.2 kV
+Motor voltage base = 11 kV
+
+Transformer reactance = 0.0803 pu
+Line reactance = 0.165 pu
+Reactance of motor 1 = 0.344 pu
+Reactance of motor 2 = 0.689 pu
+
+
+ Positive and Negative sequence diagram has been drawn using XCO
+ S,simulation has not been done as it is not being asked in
+ the problem
+
+