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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 /431/CH5/EX5.9 | |
| 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 '431/CH5/EX5.9')
| -rwxr-xr-x | 431/CH5/EX5.9/EX5_9.sce | 23 | ||||
| -rwxr-xr-x | 431/CH5/EX5.9/resultEX5_9.txt | 8 |
2 files changed, 31 insertions, 0 deletions
diff --git a/431/CH5/EX5.9/EX5_9.sce b/431/CH5/EX5.9/EX5_9.sce new file mode 100755 index 000000000..bd3b48645 --- /dev/null +++ b/431/CH5/EX5.9/EX5_9.sce @@ -0,0 +1,23 @@ +//chapter 5
+//example 5.9
+//page 439
+clear;
+clc;
+disp("example 5.9");
+printf("\n");
+OP=500000; //output power
+V_l=3300; //line voltage
+I_l=OP/(sqrt(3)*V_l); //line current
+printf("line current= %fA\n",I_l);
+//for star connected alternater, line current is equal to phase current
+I_a=I_l;
+pf=0.8; //power factor
+phi=acosd(pf);
+R_a=0.3; //synchronous resistance
+X_s=4; //synchronous reactance
+V_p=V_l/sqrt(3);
+printf("phase voltage= %fV\n",V_p)
+E=sqrt((V_p*cosd(phi)+I_a*R_a)^2+(V_p*sind(phi)+I_a*X_s)^2);
+printf("induced emf= %f V/Phase\n",E )
+PR=((E-V_p)*100)/V_p;
+printf("percentage regulation= %f percent\n",PR);
\ No newline at end of file diff --git a/431/CH5/EX5.9/resultEX5_9.txt b/431/CH5/EX5.9/resultEX5_9.txt new file mode 100755 index 000000000..7f84eb5f8 --- /dev/null +++ b/431/CH5/EX5.9/resultEX5_9.txt @@ -0,0 +1,8 @@ +
+ example 5.9
+
+line current= 87.477314A
+phase voltage= 1905.255888V
+induced emf= 2152.469556 V/Phase
+percentage regulation= 12.975353 percent
+
\ No newline at end of file |