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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /632/CH12/EX12.16 | |
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initial commit / add all books
Diffstat (limited to '632/CH12/EX12.16')
| -rwxr-xr-x | 632/CH12/EX12.16/example12_16.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/632/CH12/EX12.16/example12_16.sce b/632/CH12/EX12.16/example12_16.sce new file mode 100755 index 000000000..a983c5d75 --- /dev/null +++ b/632/CH12/EX12.16/example12_16.sce @@ -0,0 +1,18 @@ +//clc()
+//CO2(g) + C(s) = 2CO(g) H1298 = 170kJ/mol
+//O2(g) + 2C(s) = 2CO(g) H2298 = -221.2kJ/mol
+T2 = 1298;//K
+T1 = 298;//K
+Hc = 0.02;//kJ/molK
+Ho = 0.03;//kJ/molK
+Hco = 0.03;//kJ/molK
+Hco2 = 0.05;//kJ/molK
+//let the flue gas contain x mol CO2 per mole of oxygen, product contains 2(1+x)mol CO. Nitrogen in reactant and product remain the same
+//enthalpy of cooling xmol CO2, 1 mol O2 and 2 + xmol carbon from 1298 to 298K is given as, H1 = (Hco2 * x + Ho * 1 + Hc * (2 + x)) * (298 - 1298)
+//H1 = (-70x - 70)kJ
+//enthalpy of heating the product, H2 = 2 * ( 1 + x )* Hco * (1298 - 298)
+//H2 = 60 + 60x kJ
+//Hr = 170x - 221.2
+//Htotal = 0 = H1 + H2 + Hr
+x = (221.2 + 70 - 60)/(170 + 60 - 70);
+disp("mol",x,"moles of CO2 present per mol of oxygen in feed stream = ")
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