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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3574/CH2/EX2.11/EX2_11.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3574/CH2/EX2.11/EX2_11.sce')
| -rw-r--r-- | 3574/CH2/EX2.11/EX2_11.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/3574/CH2/EX2.11/EX2_11.sce b/3574/CH2/EX2.11/EX2_11.sce new file mode 100644 index 000000000..5aa228473 --- /dev/null +++ b/3574/CH2/EX2.11/EX2_11.sce @@ -0,0 +1,29 @@ +// Example 2.11
+// Computation of transformer regulation
+// Page No. 71
+
+clc;
+clear;
+close;
+
+// Given data
+S=10; // Transformer actual rating 10KVA
+Srated=25; // Rated 25KVA
+PF=0.65; // Power factor lagging
+RPU=0.0124; // Percent resistance drop
+XPU=0.014; // Percent reactance drop
+
+// Transformer regulation
+SPU=S/Srated;
+SPU=SPU*100;
+Theta=acosd(PF);
+// Transformer regulation
+RegPU=sqrt( ( (RPU*SPU+PF)^2)+ ((XPU*SPU+sind(Theta))^2))-1;
+// Transformer regulation in percentage
+RegPU_Per=RegPU*100;
+
+// Display result on command window
+printf("\n Transformer regulation = %0.3f ",RegPU);
+printf("\n Transformer regulation in percentage= %0.1f ",RegPU_Per);
+
+// Answer varies due to round off errors
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