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clc
clear
printf("example 3.26 page number 114\n\n")
//to find the outlet temperature of water
q_NTP = 10*(200/101.3)*(273/313);
m_CO2 = 44*(q_NTP/22.4);
s_CO2 = 0.85 //in kJ/kg K
Q = m_CO2*s_CO2*(40-20) //Q = ms*delta_T
d0 = 0.023 //in mm
A0 = (3.14/4)*d0^2;
di = 0.035 //in mm
Ai = (3.14/4)*di^2;
A_annular = Ai-A0;
u = 0.15 //in m/s
m_water = A_annular*(u*3600)*1000 //in kg/hr
s_water = 4.19 //in kJ/kg K
t = 15+(Q/(m_water*s_water));
printf("exit water temperature = %f degree C",t)
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