summaryrefslogtreecommitdiff
path: root/2510/CH9/EX9.14/Ex9_14.sce
diff options
context:
space:
mode:
Diffstat (limited to '2510/CH9/EX9.14/Ex9_14.sce')
-rwxr-xr-x2510/CH9/EX9.14/Ex9_14.sce26
1 files changed, 26 insertions, 0 deletions
diff --git a/2510/CH9/EX9.14/Ex9_14.sce b/2510/CH9/EX9.14/Ex9_14.sce
new file mode 100755
index 000000000..b66fe45a7
--- /dev/null
+++ b/2510/CH9/EX9.14/Ex9_14.sce
@@ -0,0 +1,26 @@
+//Variable declaration:
+k = 60.0 //Thermal conductivity of rod (W/m.K)
+p = 7850.0 //Density of rod (kg/m^3)
+Cp = 434.0 //Heat capacity of rod (J/kg.K)
+h = 140.0 //Convection heat transfer coefficient (W/m^2.K)
+D = 0.01 //Diameter of rod (m)
+kf = 0.6 //Thermal conductivity of fluid (W/m.K)
+L = 2.5 //Length of rod (m)
+Ts = 250.0 //Surface temperature of rod (°C)
+Tf = 25.0 //Fluid temperature (°C)
+
+//Calculation:
+//Case 1:
+a = k/(p*Cp) //Thermal diffusivity of bare rod (m^2/s)
+//Case 2:
+Nu = h*D/kf //Nusselt number
+//Case 3:
+Bi = h*D/k //Biot number of bare rod
+//Case 4:
+Q = h*(%pi*D*L)*(Ts-Tf) //Heat transferred from rod to fluid (W)
+
+//Result:
+printf("1. The thermal diffusivity of the bare rod is : %.2f x 10^-5 m^2/s.",a/10**-5)
+printf("2. The nusselt number is : %.2f .",Nu)
+printf("3. The Biot number is : %.4f .",Bi)
+printf("4. The heat transferred from the rod to the fluid is : %.0f W.",Q)