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 --- 23/CH2/EX2.10/Example_2_10.sce | 44 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100755 23/CH2/EX2.10/Example_2_10.sce (limited to '23/CH2/EX2.10/Example_2_10.sce') diff --git a/23/CH2/EX2.10/Example_2_10.sce b/23/CH2/EX2.10/Example_2_10.sce new file mode 100755 index 000000000..6da4ad349 --- /dev/null +++ b/23/CH2/EX2.10/Example_2_10.sce @@ -0,0 +1,44 @@ +clear; +clc; + +//To find Approx Value +function[A]=approx(V,n) + A=round(V*10^n)/10^n;//V-Value n-To what place + funcprot(0) +endfunction + +//Example 2.10 +//Caption : Program to Find change in Internal Energy and Enthalpy + +//Given values + +//Initial values +T1=277;//Temp=277K +P1=10;//Pressure=10bar +V1=2.28;//molar Volume=2.28m^3/Kmol + +//Final value +T2=333;//Temp=333K +P2=1;//Pressure=1atm + +Cv=21;//KJ/Kmol/K +Cp=29.3;//KJ/Kmol/K + +//Solution +//(a)-Cooled at const Vol to the final pressure +//(b)-Heated at const Pressure to final temperature +T_=T1*(1/10);//Intermediate temperature +del_Ta=T_-T1; +del_Tb=T2-T_; +del_Ua=Cv*del_Ta;//KJ/Kmol +del_Ha=del_Ua+(V1*(P2-P1)*(10^5)/(10^3));//KJ/Kmol +V2=(V1*P1*T2)/(P2*T1);//m^3/kmol +del_Hb=Cp*del_Tb; +del_Ub=del_Hb-(P2*(V2-V1)*(10^5)/(10^3));//KJ/Kmol + +del_U=approx(del_Ua+del_Ub,0); +del_H=approx(del_Ha+del_Hb,0); +disp('KJ/Kmol',del_U,'Change In Internal Energy') +disp('KJ/Kmol',del_H,'Change In Enthalpy') + +//End \ No newline at end of file -- cgit