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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
commitb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch)
treeab291cffc65280e58ac82470ba63fbcca7805165 /695/CH3/EX3.23
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Diffstat (limited to '695/CH3/EX3.23')
-rwxr-xr-x695/CH3/EX3.23/Ex3_23.sce20
-rwxr-xr-x695/CH3/EX3.23/Ex3_23.txt20
-rwxr-xr-x695/CH3/EX3.23/R3_23.txt12
3 files changed, 52 insertions, 0 deletions
diff --git a/695/CH3/EX3.23/Ex3_23.sce b/695/CH3/EX3.23/Ex3_23.sce
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index 000000000..7283d09f2
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+//Caption:Calculate the core loss and copper loss and also find the value of load current at which max efficiency will be attained
+//Exa:3.23
+clc;
+clear;
+close;
+KVA=100;
+V2=11000;//in volts
+x1=1;
+x2=0.5;
+pf1=0.8;
+pf2=1;
+Eff_1=0.985;
+Eff_2=0.99;
+P_cu=(KVA*1000*x1*pf1*((1/Eff_1)-1)-x2*KVA*1000*((1/Eff_2)-1))*(4/3);// in watts
+P_i=1218-P_cu;// in watts
+I_fl=KVA*1000/V2;
+I_2=I_fl*sqrt(P_i/P_cu);
+disp(P_cu,'Copper loss (in watts)=');
+disp(P_i,'Core loss (in watts)=');
+disp(I_2,'Load current (in amperes)=') \ No newline at end of file
diff --git a/695/CH3/EX3.23/Ex3_23.txt b/695/CH3/EX3.23/Ex3_23.txt
new file mode 100755
index 000000000..7283d09f2
--- /dev/null
+++ b/695/CH3/EX3.23/Ex3_23.txt
@@ -0,0 +1,20 @@
+//Caption:Calculate the core loss and copper loss and also find the value of load current at which max efficiency will be attained
+//Exa:3.23
+clc;
+clear;
+close;
+KVA=100;
+V2=11000;//in volts
+x1=1;
+x2=0.5;
+pf1=0.8;
+pf2=1;
+Eff_1=0.985;
+Eff_2=0.99;
+P_cu=(KVA*1000*x1*pf1*((1/Eff_1)-1)-x2*KVA*1000*((1/Eff_2)-1))*(4/3);// in watts
+P_i=1218-P_cu;// in watts
+I_fl=KVA*1000/V2;
+I_2=I_fl*sqrt(P_i/P_cu);
+disp(P_cu,'Copper loss (in watts)=');
+disp(P_i,'Core loss (in watts)=');
+disp(I_2,'Load current (in amperes)=') \ No newline at end of file
diff --git a/695/CH3/EX3.23/R3_23.txt b/695/CH3/EX3.23/R3_23.txt
new file mode 100755
index 000000000..49c94546d
--- /dev/null
+++ b/695/CH3/EX3.23/R3_23.txt
@@ -0,0 +1,12 @@
+
+ Copper loss (in watts)=
+
+ 950.96481
+
+ Core loss (in watts)=
+
+ 267.03519
+
+ Load current (in amperes)=
+
+ 4.8173627 \ No newline at end of file