initial commit / add all books

1 files changed, 31 insertions, 0 deletions

diff --git a/1092/CH13/EX13.10/Example13_10.sce b/1092/CH13/EX13.10/Example13_10.sce
new file mode 100755
index 000000000..ff3b925cb
--- /dev/null
+++ b/1092/CH13/EX13.10/Example13_10.sce
@@ -0,0 +1,31 @@
+// Electric Machinery and Transformers

+// Irving L kosow 

+// Prentice Hall of India

+// 2nd editiom

+

+// Chapter 13: RATINGS,SELECTION,AND MAINTENANCE OF ELECTRIC MACHINERY

+// Example 13-10

+

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

+

+// Given data

+// single phase alternator

+V_orig = 500 ; // Rated voltage of the alternator in volt

+kVA_orig = 20 ; // Rated power of the alternator in kVA

+I = 40 ; // Rated current of the alternator in A

+R = 2 ; // Armature resistance in ohm

+X = 15 ; // Armature reactance in ohm

+

+V_new = 5000 ; // New voltage of the alternator in volt

+kVA_new = 100 ; // New power of the alternator in kVA

+

+// Calculated armature impedance from Ex.13-9c

+Z_pu_orig = 1.211 ; // original per-unit value of armature impedance in p.u

+

+// Calculation

+Z_pu_new = Z_pu_orig * (kVA_new/kVA_orig) * (V_orig/V_new)^2 ;

+// new per-unit value of armature impedance in p.u

+

+// Display the results

+disp("Example 13-10 Solution : ");

+printf(" \n New per-unit value of armature impedance\n Z_pu(new) = %.5f p.u",Z_pu_new);