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 --- 1073/CH5/EX5.19/5_19.sce | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100755 1073/CH5/EX5.19/5_19.sce (limited to '1073/CH5/EX5.19') diff --git a/1073/CH5/EX5.19/5_19.sce b/1073/CH5/EX5.19/5_19.sce new file mode 100755 index 000000000..98ecbc858 --- /dev/null +++ b/1073/CH5/EX5.19/5_19.sce @@ -0,0 +1,20 @@ +clc; +clear; +//Example 5.19 +mw_dot=5; //Water flow rate in [kg/s] +Cpw=4.18; //Heat capacity of water [kJ/kg.K] +t1=303; //[K] +t2=343; //[K] +Q=mw_dot*Cpw*(t2-t1) //[kJ/s] +Q=Q*1000; //[W] +T1=413; //[K] +T2=373; //[K] +dT1=T1-t2 //[K] +dT2=T2-t1 //[K] +dTlm=dT1 ///[K] +hi=1000; //[W/sq m.K] +ho=2500; //[W/sq m.K] +Rd=1/(0.714*1000) //Fouling factor[m^2.K/KW] +U=1/(1/hi+1/ho+Rd) //[W/sq m.K] +A=Q/(U*dTlm) //[sq m] +printf("\nHeat transfer area is %f sq m",A); -- cgit