Civil Engineering Reference
In-Depth Information
File INPUT.DAT :
1.0 1.0 16 1.0
28
0. 1.
…
1. 0.
…
10. 0.
File OUTPUT.DAT:
Heat flow past a cylinder (direct BE method)
Input values:
Heat inflow/outflow= 1.00000
Thermal conductivity= 1.00000
Radius of Isolator= 1.00000
Number of segments= 16
Temperatures at segment centers:
Segment 1 T= -2.026
....
Segment 16 T= -1.872
Temperatures(T) and flow (q-x,q-y) at interior points:
x=0.000, y=1.000, T= -2.026, q-x= 0.000, q-y= 0.032
.....
x=10.000 y=0.000, T= 0.000, q-x= 0.000, q-y= 1.010
Direct method, Plot of error %
6,000
5,000
4,000
3,000
2,000
1,000
0,000
8
16
24
32
Number of points
Figure 5.14
Error in the temperature at segment 1 for different no of elements (points)
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