From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 2339/CH5/EX5.15.1/Ex5_15.sce | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100755 2339/CH5/EX5.15.1/Ex5_15.sce (limited to '2339/CH5/EX5.15.1') diff --git a/2339/CH5/EX5.15.1/Ex5_15.sce b/2339/CH5/EX5.15.1/Ex5_15.sce new file mode 100755 index 000000000..f6fa12ce2 --- /dev/null +++ b/2339/CH5/EX5.15.1/Ex5_15.sce @@ -0,0 +1,27 @@ +clc +clear + +Ms=7.5; //kg/kg of coal +P=11; //in bar +Tf=70; //in C +Eff=0.75; //Efficiency +FOE=1.15; //Factor of Evaporation +Cps=2.1; //in kJ/kg K +Hfw=293; //in kJ/kg +H=(FOE*2257)+Hfw; + +//At 11 bar +Hg=2781.7; //in kJ/kg +Tsat=184.1; //in C +Tsup=((H-Hg)/Cps)+Tsat; +DOS=Tsup-Tsat; //Degree of Superheat +printf('Degree of Superheat: %3.1f C',DOS); +printf('\n'); + +Me=(Ms*(H-Hfw))/2257; +printf('Equivalent evaporation: %3.2f kg/kg of coal',Me); +printf('\n'); + +CV=(Ms*(H-Hfw))/Eff; +printf('Calorific value of Boiler: %3.2f kJ/kg ',CV); +printf('\n'); -- cgit