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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 /833/CH2/EX2.9/Ex2_9.txt | |
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initial commit / add all books
Diffstat (limited to '833/CH2/EX2.9/Ex2_9.txt')
| -rwxr-xr-x | 833/CH2/EX2.9/Ex2_9.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/833/CH2/EX2.9/Ex2_9.txt b/833/CH2/EX2.9/Ex2_9.txt new file mode 100755 index 000000000..b8a1c3a2f --- /dev/null +++ b/833/CH2/EX2.9/Ex2_9.txt @@ -0,0 +1,24 @@ +//Caption: Find how they will share 750KVA load at 0.8 power factor lagging
+//Exa:2.9
+clc;
+clear;
+close;
+P_s1=500000//Supplied power(in VA) to first transformer
+r_1=0.01//Per unit resistance of first transformer
+x_1=0.05//Per unit reactance of first transformer
+P_s2=250000//Supplied power(in VA) to second transformer
+r_2=0.015//Per unit resistance of second transformer
+x_2=0.04//Per unit reactance of second transformer
+P_l=750000//Load(in VA)
+pf=0.8//Powerfactor lagging
+V_2=400//Secondary voltage of each transformer(in volts)
+Z_1=r_1+(%i*x_1)
+Z_2=((2*r_2)+(2*%i*x_2))
+Z=Z_1+Z_2
+S=P_l*(pf-(%i*(sind(acosd(pf)))))
+S_1=(S*Z_2)/(Z)
+s_1=sqrt(((real(S_1))^2)+((imag(S_1)^2)))
+disp(s_1,'Load on first transformer(in VA)=')
+S_2=(S*Z_1)/(Z)
+s_2=sqrt(((real(S_2))^2)+((imag(S_2)^2)))
+disp(s_2,'Load on second transformer(inVA)=')
\ No newline at end of file |