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Diffstat (limited to '3681/CH9/EX9.7/Ex9_7.sce')
| -rw-r--r-- | 3681/CH9/EX9.7/Ex9_7.sce | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/3681/CH9/EX9.7/Ex9_7.sce b/3681/CH9/EX9.7/Ex9_7.sce new file mode 100644 index 000000000..805f6ce1e --- /dev/null +++ b/3681/CH9/EX9.7/Ex9_7.sce @@ -0,0 +1,13 @@ +// Calculating the maximum permissible core length for the machine
+clc;
+disp('Example 9.7, Page No. = 9.32')
+// Given Data
+Kf = 0.67;// Form factor
+Bg = 1;// Maximum gap density (in Wb per meter square)
+Va = 40;// Armature peripheral speed (in meter)
+E = 7;// Maximum permissible value of emf induced in a conductor at no load (in Volts)
+// Calculation of the maximum permissible core length for the machine
+Bav = Kf*Bg;// Average gap density (in Wb per meter square)
+L = E/(Bav*Va);// Maximum permissible core length (in meter)
+disp(L,'Maximum permissible core length (meter)=');
+//in book answer is 0.26 (meter). The answers vary due to round off error
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