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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
commitb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch)
treeab291cffc65280e58ac82470ba63fbcca7805165 /2339/CH5/EX5.1.1
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initial commit / add all books
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-rwxr-xr-x2339/CH5/EX5.1.1/Ex5_1.sce27
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+clc
+clear
+
+Mf=1300; //in kg
+Ma=13000; //in kg
+P=7; //in bar
+Cpw=4.187; //in kJ/kg K
+CV=30000; //in kJ/kg
+x=0.95; //Dryness Fraction
+Tfw=40; //in C
+
+Hfw=Tfw*Cpw;
+
+//At 7 bar
+Hf=697.2; //in kJ/kg
+Hfg=2066.3; //in kJ/kg
+
+H=Hf+(x*Hfg);
+Ms=Ma/Mf;
+
+Me=(Ms*(H-Hfw))/(2257);
+printf('Equivalent evaporation: %3.2f kg/kg of coal',Me);
+printf('\n');
+
+Eff=100*(Ma*(H-Hfw))/(Mf*CV);
+printf('Boiler Efficiency: %3.1f Percent',Eff);
+printf('\n');