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 --- 2471/CH5/EX5.14/Ex5_14.sce | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100755 2471/CH5/EX5.14/Ex5_14.sce (limited to '2471/CH5/EX5.14') diff --git a/2471/CH5/EX5.14/Ex5_14.sce b/2471/CH5/EX5.14/Ex5_14.sce new file mode 100755 index 000000000..ab4a15249 --- /dev/null +++ b/2471/CH5/EX5.14/Ex5_14.sce @@ -0,0 +1,45 @@ +clear ; +clc; +// Example 5.14 +printf('Example 5.14\n\n'); +printf('Page No. 137\n\n'); + +// given +T1 = 25;// Wet-bulb temperature in degree celcius +T2 = 40;//Dry-bulb temperature in degree celcius + +//By using the humidity chart and steam tables for air-water mixtures at the given temperatures, the all following data can be obtained + +//(a) humidity +w = 0.014;// in kg/kg +printf('the required humidity is %.3f kg/kg \n',w) + + +//(b) relative humidity +R_H = 30;// in percentage +printf('the required relative humidity in percentage is %.0f\n\n',R_H) + +//(c) the dew point +T_w = 20;// in degree celcius +printf('the required dew-point temperature is %.0f deg C\n',T_w) + +//(d) the humid heat +Cpa = 1.006*10^3;// Heat Capacity of bone dry air in J/kg-K +Cpwv = 1.89*10^3;// Heat Capacity of water vapour in J/kg-K +S = Cpa + (w*Cpwv);//in J/kg-K +printf('the humid heat is %.0f J/kg-K\n\n',S ) + +//(e) the humid volume +V_G = ((1/29)+(w/18))*22.41*((T2 + 273)/273);//in m^3/kg +printf('the humid volume is %.3f m^3/kg \n',V_G) + +//(f) adiabatic process +w_A = 0.020;// in kg/kg +printf('the humidity of the mixture if saturated adiabatically is %.3f kg/kg \n\n',w_A) + +// (h) isothermal process +w_i = 0.049;// in kg/kg +printf('the humidity of the mixture if saturated isothermally is %.3f kg/kg \n',w_i) + + + -- cgit