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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 /503/CH3/EX3.11/ch3_11.sci | |
| 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 '503/CH3/EX3.11/ch3_11.sci')
| -rwxr-xr-x | 503/CH3/EX3.11/ch3_11.sci | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/503/CH3/EX3.11/ch3_11.sci b/503/CH3/EX3.11/ch3_11.sci new file mode 100755 index 000000000..4043674ef --- /dev/null +++ b/503/CH3/EX3.11/ch3_11.sci @@ -0,0 +1,20 @@ +// To calculate efficiency of transformer
+
+clc;
+
+V_2=200;
+I_2=100;
+pf=.8;
+P_o=V_2*I_2*pf; //power output
+
+P_i=120;
+P_c=300;
+k=1;
+P_L=P_i+k^2*P_c; //total losses
+
+n=1-(P_L/(P_o+P_L)); disp(n*100,'n(%)');
+
+K=sqrt(P_i/P_c); //max efficiency
+
+n_max=1-(2*P_i/(P_o*K+2*P_i)); //pf=.8
+disp(n_max*100,'n_max(%)');
\ No newline at end of file |