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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /530/CH8/EX8.2/example_8_2.sce | |
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initial commit / add all books
Diffstat (limited to '530/CH8/EX8.2/example_8_2.sce')
| -rwxr-xr-x | 530/CH8/EX8.2/example_8_2.sce | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/530/CH8/EX8.2/example_8_2.sce b/530/CH8/EX8.2/example_8_2.sce new file mode 100755 index 000000000..77775b641 --- /dev/null +++ b/530/CH8/EX8.2/example_8_2.sce @@ -0,0 +1,34 @@ +clear;
+clc;
+
+// A Textbook on HEAT TRANSFER by S P SUKHATME
+// Chapter 8
+// Condensation and Boiling
+
+
+// Example 8.2
+// Page 321
+printf("Example 8.2, Page 321 \n \n");
+
+Ts = 262 ; // [K]
+D = 0.022 ; // [m]
+Tw = 258 ; // [K]
+
+Tm = (Ts+Tw)/2;
+// Properties at Tm
+rho = 1324 ; // [kg/m^3]
+k = 0.1008 ; // [W/m K]
+v = 1.90*10^-7 // [m^2/s];
+lambda = 215.1*10^3 ; // [J/kg]
+g = 9.81 ; // [m/s^2]
+u = v*rho ; // Viscosity
+
+// From eqn 8.4.1
+h = 0.725*[lambda*(rho^2)*g*(k^3)/((Ts-Tw)*u*D)]^(1/4);
+
+rate = h*%pi*D*(Ts-Tw) /lambda ; // [kg/s m]
+Re = 4*rate/u ;
+
+printf("Heat transfer coefficient = %f W/m^2 K\n",h);
+printf("Condensation rate per unit length = %f kg/s m \n",rate);
+printf("Film Reynolds number = %f \n",Re);
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