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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2642/CH9/EX9.5/Ex9_5.sce | |
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initial commit / add all books
Diffstat (limited to '2642/CH9/EX9.5/Ex9_5.sce')
| -rwxr-xr-x | 2642/CH9/EX9.5/Ex9_5.sce | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/2642/CH9/EX9.5/Ex9_5.sce b/2642/CH9/EX9.5/Ex9_5.sce new file mode 100755 index 000000000..d167e70fc --- /dev/null +++ b/2642/CH9/EX9.5/Ex9_5.sce @@ -0,0 +1,33 @@ +// FUNDAMENTALS OF ELECTICAL MACHINES
+// M.A.SALAM
+// NAROSA PUBLISHING HOUSE
+// SECOND EDITION
+
+// Chapter 9 : SYNCHRONOUS GENERATOR
+// Example : 9.5
+
+clc;clear; // clears the console and command history
+
+// Given data
+P = 12 // number of poles
+S = 180 // number of slots
+phi_m = 0.05 // flux per pole in Wb
+N = 600 // speed of machine in rpm
+
+// caclulations
+T_p = S/P // pole pitch interms of slots
+slots_1 = 180/T_p // pole pitch per slots
+n = S/(P*3) // number of slots or coils per pole per phase
+k_d = sind((n*slots_1)/2)/(n*sind(slots_1/2)) // distribution factor
+k_p = 1 // pitch factor
+Z = (180/3)*slots_1 // number of conductor per phase
+T = Z/2 // number of turns per phase
+f = P*N/120 // frequency in Hz
+E = 4.44*k_p*k_d*f*phi_m*T // induced voltage in V
+E_L = sqrt(3)*E // line voltage in V
+
+// display the result
+disp("Example 9.5 solution");
+printf(" \n Line voltage is \n E_L = %.0f V \n", E_L );
+
+// NOTE : correction in answer
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