diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /686/CH8/EX8.2/Ex8_2.sci | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '686/CH8/EX8.2/Ex8_2.sci')
| -rwxr-xr-x | 686/CH8/EX8.2/Ex8_2.sci | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/686/CH8/EX8.2/Ex8_2.sci b/686/CH8/EX8.2/Ex8_2.sci new file mode 100755 index 000000000..ee141bb1c --- /dev/null +++ b/686/CH8/EX8.2/Ex8_2.sci @@ -0,0 +1,23 @@ +clc();
+clear;
+
+// To find the extent of heating of water and heat transfer
+
+d = 0.24/12; // Diameter of tubes in ft
+l = 24/12; // Length of tubes in ft
+v = 3; // velocity of cooling water in ft/sec
+T = 140; // Temperature of cooling water in F
+n = 0.514*10^-5; // Kinematic viscosity in ft^2/sec
+Pr = 3.02; // Prandtls number
+k = 0.376; // Thermal conductivity in Btu/hr-ft-F
+Re = d*v/n; // Reynolds number
+A = 1.5; // Experimental constant
+// Turbulent flow
+// Greater part of the flow is developed , A=1.5 from the table
+
+St = 0.0384*(v*d/n)^-(1/4)/(1+A*(v*d/n)^-(1/8)*(Pr-1)); // Strantons number
+Nu = Re*Pr*St; // Nusselt number
+h = Nu*k/d; // Heat transfer coefficient
+
+printf("The heat transfer coefficient of heating of waterr is %d Btu/hr-ft^2-F",h);
+
|