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Diffstat (limited to '3871/CH6/EX6.25/Ex6_25.sce')
| -rw-r--r-- | 3871/CH6/EX6.25/Ex6_25.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/3871/CH6/EX6.25/Ex6_25.sce b/3871/CH6/EX6.25/Ex6_25.sce new file mode 100644 index 000000000..44422862b --- /dev/null +++ b/3871/CH6/EX6.25/Ex6_25.sce @@ -0,0 +1,24 @@ +//===========================================================================
+//chapter 6 example 25
+
+clc;
+clear all;
+
+//variable declaration
+KT = 201; //turn ration
+Ie = 3; //cross loss current in A
+Im = 7; //magnetising component of exciting current in A
+delta =0;
+
+//calculations
+
+theta = delta+(((acos(0.8))*180)/%pi); //from figure taken the value of gamma
+z = cos((theta*%pi)/180);
+z1 = sin(((theta)*%pi)/180);
+Kc = KT+(((Ie*z)+(Im*z1))/Is); //actual current in A
+e = ((Kn-Kc)/Kc)*100; //ratio error
+b =(180/%pi)*(((Im*z)-(Ie*z1))/(KT*Is));
+
+//result
+mprintf("ratio error = %3.3f percentage",e);
+mprintf("\nphase angle error = %3.4f °",b);
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