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Diffstat (limited to '3871/CH6/EX6.27')
| -rw-r--r-- | 3871/CH6/EX6.27/Ex6_27.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/3871/CH6/EX6.27/Ex6_27.sce b/3871/CH6/EX6.27/Ex6_27.sce new file mode 100644 index 000000000..82d173d3c --- /dev/null +++ b/3871/CH6/EX6.27/Ex6_27.sce @@ -0,0 +1,24 @@ +//===========================================================================
+//chapter 6 example 27
+
+clc;
+clear all;
+
+//variable declaration
+KT = 198; //turn ratio
+e =0; //ratio error
+Is = 5; // secondary current in A
+P = 5; //load in VA
+Rs = 0.02; //resistance in Ω
+KN = 200; //KN=KC since e=0
+KC = 200;
+
+//calculations
+V2 = P/Is; //secondary voltage in V
+Es = V2+(Is*Rs); //secondary induced emf in V
+Ep = Es/KT; //primary induced emf
+Ie = (KC-KT)*Is; //eddy current loss in A
+IL = Ep*Ie; //iron loss in W
+
+//result
+mprintf("iron loss = %3.3f mW",(IL*10^3));
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