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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 /2441/CH5/EX5.4 | |
| 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 '2441/CH5/EX5.4')
| -rwxr-xr-x | 2441/CH5/EX5.4/Ex5_4.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/2441/CH5/EX5.4/Ex5_4.sce b/2441/CH5/EX5.4/Ex5_4.sce new file mode 100755 index 000000000..bb242095e --- /dev/null +++ b/2441/CH5/EX5.4/Ex5_4.sce @@ -0,0 +1,23 @@ +//Example 5.4
+clc;clear;close;
+format('v',8);
+f=50;//Hz
+R=2;//Hz/pu MW
+Pr=10000;//MW(Rated Capacity)
+P=Pr/2;//MW(Operating Power)
+delP=2;//%(Load Increase)
+del_f=f*1/100;//Hz(1% change in frequency)
+del_PL=P*1/100;//MW(1% change in load)
+//Rate of change of load with frequency :
+D=del_PL/del_f;//MW/Hz
+D=D/Pr;//p.u. MW/Hz
+//Frequency response characteristic :
+Beta=D+1/R;//p.u. MW/Hz
+M=delP/100*P;//MW
+M=M/Pr;//p.u. MW
+del_fo=-M/Beta;//Hz
+disp(del_fo,"Static frequency drop(Hz)")
+R=%inf;
+Beta=D+1/R;//p.u. MW/Hz
+del_fo=-M/Beta;//Hz
+disp(del_fo,"If speed governer loop is open, frequency drop(Hz)")
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