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 --- 587/CH8/EX8.8/example8_8.sce | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100755 587/CH8/EX8.8/example8_8.sce (limited to '587/CH8/EX8.8') diff --git a/587/CH8/EX8.8/example8_8.sce b/587/CH8/EX8.8/example8_8.sce new file mode 100755 index 000000000..21ad7b2dd --- /dev/null +++ b/587/CH8/EX8.8/example8_8.sce @@ -0,0 +1,27 @@ +clear; +clc; + +//Example8.8[Heat transfer in the Transition Region] +//Given:- +xm=0.6;//mass fraction of glycol +V=2.6*10^(-4);//Flow rate[m^3/s] +d=0.0158;//inside diameter[m] +Gr=51770;//grashof number +Pr=29.2;//Prandtl number +nu=3.12*10^(-6);//[m^2/s] +p=1.77;//mu_t/mu_s +q=90;//A particular loctaion x with x/d=q +//Solution:- +Ac=%pi*(d^2)/4; +Re=(V/Ac)*d/nu; +disp(Re,"Reynolds Number is") +//Value of Re lies in transition Region +Nu_lam=1.24*(((Re*Pr/q)+(0.025*((Gr*Pr)^(0.75))))^(1/3))*(p^(0.14)); +Nu_tur=0.023*(Re^(0.8))*(Pr^0.385)*(q^(-0.0054))*(p^(0.14)); +//(a) +Nu_tran_a=Nu_lam+((exp((1766-Re)/276)+(Nu_tur^(-0.955)))^(-0.955)); +disp(Nu_tran_a,"(a) Nusselt number for re-entrant inlet is") +Nu_tran_b=Nu_lam+((exp((2617-Re)/207)+(Nu_tur^(-0.950)))^(-0.950)); +disp(Nu_tran_b,"(b) Nusselt number for square edged inlet is") +Nu_tran_c=Nu_lam+((exp((6628-Re)/237)+(Nu_tur^(-0.980)))^(-0.980)); +disp(Nu_tran_c,"(c) Nusselt number for bell mouth inlet is") \ No newline at end of file -- cgit