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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 /3760/CH3/EX3.42/Ex3_42.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3760/CH3/EX3.42/Ex3_42.sce')
| -rw-r--r-- | 3760/CH3/EX3.42/Ex3_42.sce | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/3760/CH3/EX3.42/Ex3_42.sce b/3760/CH3/EX3.42/Ex3_42.sce new file mode 100644 index 000000000..35e15d311 --- /dev/null +++ b/3760/CH3/EX3.42/Ex3_42.sce @@ -0,0 +1,14 @@ +clc;
+p=100; // KW rating of transformer
+al=1; // ratio of core loss to ohmic loss
+th=3; // heating time constant in hours
+h=1; // duration in hour for which KVA rating has to be determined
+disp('case a');
+// constant losses are equal to variable losses
+pn=p*sqrt(((1+al)/(1-exp(-h/th)))-al);
+printf('One hour rating is %f KW\n',pn);
+disp('case b');
+// consatant losses are neglected
+al=0; // ratio of core loss to ohmic loss
+pn=p*sqrt(((1+al)/(1-exp(-h/th)))-al);
+printf('One hour rating is %f KW\n',pn);
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