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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2273/CH5/EX5.2/ex5_2.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '2273/CH5/EX5.2/ex5_2.sce')
| -rwxr-xr-x | 2273/CH5/EX5.2/ex5_2.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/2273/CH5/EX5.2/ex5_2.sce b/2273/CH5/EX5.2/ex5_2.sce new file mode 100755 index 000000000..74f4023dc --- /dev/null +++ b/2273/CH5/EX5.2/ex5_2.sce @@ -0,0 +1,21 @@ +//voltage at sending end, percentage regulation,total line losses and transmission efficiency
+clear;
+clc;
+//soltion
+//given
+P=5000;//kW//power
+V=22000;//kV//recieving voltage
+pf=0.8;//peak factor
+R=4;//ohm//resistance
+X=6;//ohm//loop reactance
+Vr=V/sqrt(3);
+I=P*1000/(3*round(Vr)*pf);
+Vs=round(Vr)+(I*R*pf)+(I*X*sind(acosd(pf)));
+Vsl=sqrt(3)*Vs;
+printf("Sending end line voltage= %.3fkV\n",Vsl/1000)
+Pr=((Vsl-V)*100)/V;
+printf("Percentage regulation= %.2f percent\n",Pr);
+Ll=3*(round(I))^2*R/1000;//line losses
+printf("Total Line Losses= %.3fkW\n",Ll);
+nt=P*100/(P+Ll);
+printf("Transmission efficiency= %.3f percent",nt)
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