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Diffstat (limited to '1544/CH5/EX5.28/Ch05Ex28.sce')
| -rwxr-xr-x | 1544/CH5/EX5.28/Ch05Ex28.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/1544/CH5/EX5.28/Ch05Ex28.sce b/1544/CH5/EX5.28/Ch05Ex28.sce new file mode 100755 index 000000000..111698cd4 --- /dev/null +++ b/1544/CH5/EX5.28/Ch05Ex28.sce @@ -0,0 +1,24 @@ +// Scilab code Ex5.28: Pg 185-186 (2008)
+clc; clear;
+L_1 = 25e-03; // Self-inductance of first coil, H
+L_2 = 40e-03; // Self-inductance of second coil, H
+I = 0.25; // Electric current in coils, A
+k =0.8; // Coupling coefficient
+// Part (a)
+W_1 = (L_1*(I^2))/2; // Energy stored in first coil, J
+W_2 = (L_2*(I^2))/2; // Energy stored in second coil, J
+M = k*sqrt(L_1*L_2); // Mutual inductance of coils
+// Part (b)
+W_M = M*(I)*(I); // Energy stored due to mutual inductance of coils, J
+W_sa = W_1 + W_2 + W_M; // Energy stored by two inductors when connected in series aiding, J
+W_so = W_1 + W_2 - W_M; // Energy stored by two inductors when connected in series opposition, J
+printf("\nEnergy stored in first coil = %4.2f mJ", W_1/1e-03)
+printf("\nEnergy stored in second coil = %4.2f mJ", W_2/1e-03)
+printf("\nEnergy stored by two inductors when connected in series aiding = %3.1f mJ", W_sa/1e-03)
+printf("\nEnergy stored by two inductors when connected in series opposition = %4.2f mJ", W_so/1e-03)
+
+// Result
+// Energy stored in first coil = 0.78 mJ
+// Energy stored in second coil = 1.25 mJ
+// Energy stored by two inductors when connected in series aiding = 3.6 mJ
+// Energy stored by two inductors when connected in series opposition = 0.45 mJ
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