From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 534/CH3/EX3.4/3_4_Conical_Section.sce | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 534/CH3/EX3.4/3_4_Conical_Section.sce (limited to '534/CH3/EX3.4') diff --git a/534/CH3/EX3.4/3_4_Conical_Section.sce b/534/CH3/EX3.4/3_4_Conical_Section.sce new file mode 100644 index 000000000..6a5ab42a3 --- /dev/null +++ b/534/CH3/EX3.4/3_4_Conical_Section.sce @@ -0,0 +1,21 @@ +clear; +clc; +printf('FUNDAMENTALS OF HEAT AND MASS TRANSFER \n Incropera / Dewitt / Bergman / Lavine \n EXAMPLE 3.4 Page 113 \n'); //Example 3.4 +// Temperature Distribution And Heat rate + +a = 0.25; +x1 = .05; //[m] Distance of smaller end +x2 = .25; //[m] Distance of larger end +T1 = 400; //[K] Temperature of smaller end +T2 = 600; //[K] Temperature of larger end +k = 3.46; //[W/m.K] From Table A.2, Pyroceram at Temp 285K + +x = linspace(0.05,.25,100); +T=(T1 + (T1-T2)*[(x^-1 - x1^-1)/(x1^-1 - x2^-1)]); +clf(); +plot(x,T); +xtitle(" Temp vs distance x", "x (m)", "T (K)"); + +qx = %pi*a^2*k*(T1-T2)/(4*[1/x1 - 1/x2]); //[W] +printf("\n\n Heat Transfer rate = %.2f W",qx); +//END \ No newline at end of file -- cgit