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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1808/CH4/EX4.2 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '1808/CH4/EX4.2')
| -rw-r--r-- | 1808/CH4/EX4.2/Chapter4_Example2.sce | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/1808/CH4/EX4.2/Chapter4_Example2.sce b/1808/CH4/EX4.2/Chapter4_Example2.sce new file mode 100644 index 000000000..501e91ad8 --- /dev/null +++ b/1808/CH4/EX4.2/Chapter4_Example2.sce @@ -0,0 +1,31 @@ +clc
+clear
+//INPUT DATA
+p=(100*10^3);//Rate of heat source in kW
+P1=40;//Boiler pressure in bar
+P2=0.1;//Condenser pressure in bar
+n=0.8;//Adiabatic efficiency
+S1=6.0685;//Entropy in kJ/kg.K
+S3=0.649;//Entropy in kJ/kg.K
+S5=8.15;//Entropy in kJ/kg.K
+h1=2800.5;//Enthalpy in kJ/kg
+h2=1920.67;//Enthalpy in kJ/kg
+h3=191.8;//Enthalpy in kJ/kg
+h5=2584.7;//Enthalpy in kJ/kg
+v3=0.001001;//Specific volume in m^3/kg
+
+
+//CALCULATIONS
+Wt1=(h1-h2);//Ideal turbine work in kJ/kg
+WtA=Wt1*n;//Actual turbine work in kJ/kg
+Wp=v3*(P1-P2);//Pump work in kJ/kg
+h4=h3+Wp;//Enthalpy in kJ/kg
+Qs=(h1-h4);//heat supplied in kJ/kg
+h2x=h1-WtA;//Enthalpy in kJ/kg
+nRA=((WtA-Wp)/Qs)*100;//Cycle efficiency
+m=p/Qs;//Mass flow rate in kJ/s
+P=m*(WtA-Wp);//power output in kW
+ssc=m*3600/P;//Specific steam consumption in kg/kW.hr
+
+//OUTPUT
+printf('(i) The cycle efficiency is %3.2f percent \n(ii) The power output is %3.1f kW \n(iii) The specific flow rate of steam is %3.2f kg/kW.hr',nRA,P,ssc)
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