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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 /2123/CH5/EX5.22 | |
| 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 '2123/CH5/EX5.22')
| -rwxr-xr-x | 2123/CH5/EX5.22/Exa_5_22.sce | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/2123/CH5/EX5.22/Exa_5_22.sce b/2123/CH5/EX5.22/Exa_5_22.sce new file mode 100755 index 000000000..1d7ca2728 --- /dev/null +++ b/2123/CH5/EX5.22/Exa_5_22.sce @@ -0,0 +1,26 @@ +//Example No. 5.22
+clc;
+clear;
+close;
+format('v',6);
+
+//Given Data :
+V1=500;//V
+N1=1500;//rpm
+Ia=100;//A
+V2=350;//V
+Ra=1.1;//ohm
+alfa=45;//degree
+N2=1200;//rpm
+//V=K*omega+Ia*Ra
+K=(V1-Ia*Ra)/(N1*2*%pi/60);//V-s/rad or N-m/A
+V=3*sqrt(3)*V2*sqrt(2)/2/%pi/sqrt(3)*(1+cosd(alfa));//Volt
+Ia=(V-K*N2*2*%pi/60)/Ra;//A
+disp(Ia,"RMS soirce current in A : ");
+Vin_rms=Ia*sqrt(120/180);//V
+Iavg=Ia/3;//A
+disp(Iavg,"Average thyristor current in A : ");
+Irms=Ia/sqrt(3);//A
+disp(Irms,"RMS thyristor current in A : ");
+pf_in=V*Ia/sqrt(3)/V2/Vin_rms;//lagging
+disp(pf_in,"Input power factor)lagging : ");
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