From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 926/CH3/EX3.10/Chapter3_Example10.sce | 36 +++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 926/CH3/EX3.10/Chapter3_Example10.sce (limited to '926/CH3/EX3.10/Chapter3_Example10.sce') diff --git a/926/CH3/EX3.10/Chapter3_Example10.sce b/926/CH3/EX3.10/Chapter3_Example10.sce new file mode 100644 index 000000000..e1e4e0bae --- /dev/null +++ b/926/CH3/EX3.10/Chapter3_Example10.sce @@ -0,0 +1,36 @@ +//Hougen O.A., Watson K.M., Ragatz R.A., 2004. Chemical process principles Part-1: Material and Energy Balances(II Edition). CBS Publishers & Distributors, New Delhi, pp 504 + +//Chapter-3, Illustration 10, Page 62 +//Title: Calculation of volume change with change in composition +//============================================================================= +clear +clc + +//INPUT +v = 100; //Volume of gas entering in cu ft +v1 = 75; //Volume of air before absorption in cu ft +v2 = 25; //Volume of HCl before absorption in cu ft +a = 98; //Percent of HCl removed by absorption +P = [743,738]; //Pressure of gas before and after entering the system in mm Hg +T = [120,80]; //Temperature of gas before and after entering the system in degree F +T3 = 492; //Temperature at standard condition in degree R +P3 = 760; //Pressure at standard conditions in mm Hg +MW = 36.5; //Molecular weight of HCl in lb/lb mole + +//CALCULATIONS +v3 = v2*(a/100); //Pure component volume of HCl absorbed in cu ft +v4 =v2-v3; //Volume of HCl remaining in cu ft +v5 = v1+v4; //Vulome of gas remaining in cu ft +T1 = T(1)+460; //Temperature of gas entering in degree R +T2 = T(2)+460; //Temperature of gas leaving in degree R +v6 = v5*(P(1)/P(2))*(T2/T1); //Volume of gas leaving in cu ft +x = v4*100/v5; //Percentage composition by volume of HCl +y = 100-x; //Percentage composition by volume of air +v7 = v3*(P(1)/P3)*(T3/T1); //Volume at standard condition of HCl absorbed in cu ft +n = v7/359; //No of moles of HCl absorbed in lb mole +w = n*MW; //Weight of HCl absorbed in lb + +//OUTPUT +mprintf('\n (a) Percentage composition by volume of gases leaving the absorption apparatus are %3.2f percent HCl and %4.2f percent air \n (b) Weight of HCl removed per %3.0f cu ft of gas is %3.2f lb',x,y,v,w); + +//==============================END OF PROGRAM================================= -- cgit