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48 Fluid Mechanics, Thermodynamics of Turbomachinery
FIG. 2.15. Flow regime chart for two-dimensional diffusers (adapted from Sovran and
Klomp 1967).
1.0
C pi
0.8
2
h D
C
0.6 p
1
0.4
3
w
0.2
0
10 20 30 40
2Q (deg)
FIG. 2.16. Typical diffuser performance curves for a two-dimensional diffuser, with
L/W 1 D 8.0 (adapted from Kline et al. 1959).