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Diffstat (limited to '3681/CH9/EX9.32')
| -rw-r--r-- | 3681/CH9/EX9.32/Ans9_32.PNG | bin | 0 -> 4149 bytes | |||
| -rw-r--r-- | 3681/CH9/EX9.32/Ex9_32.sce | 12 |
2 files changed, 12 insertions, 0 deletions
diff --git a/3681/CH9/EX9.32/Ans9_32.PNG b/3681/CH9/EX9.32/Ans9_32.PNG Binary files differnew file mode 100644 index 000000000..c79d322dd --- /dev/null +++ b/3681/CH9/EX9.32/Ans9_32.PNG diff --git a/3681/CH9/EX9.32/Ex9_32.sce b/3681/CH9/EX9.32/Ex9_32.sce new file mode 100644 index 000000000..bde0c0ef8 --- /dev/null +++ b/3681/CH9/EX9.32/Ex9_32.sce @@ -0,0 +1,12 @@ +// Calculating the minimum number of poles
+clc;
+disp('Example 9.32, Page No. = 9.92')
+// Given Data
+P = 1200;// Power rating (in kW)
+Ec = 15;// Average voltage between commutator segments (in Volts)
+ATa = 10000;// Armature mmf per pole
+// Calculation of the minimum number of poles
+a = P*10^(3)/(ATa*Ec);// Minimum number of parallel paths
+p = a;// Minimum number of poles. Since these parallel paths can be obtained by using a simplex winding
+disp(p,'Minimum number of poles =');
+//in book answer is 8 poles. The answers vary due to round off error
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