Page 173 - 48Fundamentals of Compressible Fluid Mechanics
P. 173
8.8. UNCHOKED SITUATION 135
8.8 Unchoked situation
M isothermal flow
1
1
0.9
0.8 P / P = 0.8
2 1
P / P = 0.5
0.7 2 1
P / P = 0.2
2
1
0.6
P / P = 0.10
2 1
M 1 0.5
0.4
0.3
0.2
0.1
0
0 10 20 30 40 50 60 70 80 90 100
4fL
¾¾
Fri Feb 25 17:20:14 2005 D
Fig. 8.3: The Mach number at the entrance to a tube under isothermal flow model as a
function
Table 8.9: The flow parameters for unchoked flow
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