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Diffstat (limited to '3872/CH8/EX8.8/EX8_8.sce')
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1 files changed, 24 insertions, 0 deletions
diff --git a/3872/CH8/EX8.8/EX8_8.sce b/3872/CH8/EX8.8/EX8_8.sce new file mode 100644 index 000000000..e11b07266 --- /dev/null +++ b/3872/CH8/EX8.8/EX8_8.sce @@ -0,0 +1,24 @@ +//Book - Power System: Analysis & Design 5th Edition
+//Authors - J. Duncan Glover, Mulukutla S. Sarma, and Thomas J. Overbye
+//Chapter - 8 ; Example 8.8
+//Scilab Version - 6.0.0 ; OS - Windows
+
+clc;
+clear;
+
+Q = 900; //rated power in MVA
+Vg = 13.8; //generator voltage in kV
+Vt = 345; //transmission line voltage in kV
+Vd = 34.5; //distribution line voltage in kV
+V1 = 13.8; //voltage at the winding X in kV
+V2 = 199.2; //voltage at the winding H in kV
+V3 = 19.92; //voltage at the winding M in kV
+Zn = %i*0.10; //neutral impedance in ohm
+VbaseX = 13.8; //rated line to line voltage of terminal X in kV
+VbaseM = sqrt(3)*V3; //rated line to line voltage of terminal M in kV
+ZbaseM = (Vd^2)/Q; //base impedance of medium line voltage in ohm
+Zn = Zn/ZbaseM; //neutral impedance in per unit
+
+printf('\n The base impedance of medium voltage terminal ZbaseM is %f ohm',ZbaseM);
+printf('\n The per unit neutral impedance is Zn is i%0.4f per unit', imag(Zn));
+
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