Upload
smatsc
View
101
Download
4
Embed Size (px)
Citation preview
A preliminary calculation of velocity profile for single phase flow using commercial software
FLUENT
Mixing vessel configuration
Schematics of the mixing vessel system for (a) single and (b) double impeller
Radial and axial velocity vector plot of the predicted flow fields at three different position (a), (d) and (g) at C = 0.15 m.(b), (e) and (h) at C =0.10 m., (c), (f) and (i) at C = 0.05 m., where (a), (b) and (c) are at 10 rpm rotational speed, (d), (e) and (f) at 100 rpm and (g), (h) and (i) are at 300 rpm
Axial profiles at various radial locations. Where r is the radial distance from the center of axis of tank
Radial velocity profile at various axial locations, at rotational speed of 10 rpm: when impeller distance from the bottom of tank is (a) 0.15 m, (b) 0.10 m and (c)
0.05 m.
Axial velocity profile at various radial locations, at rotational speed of 10 rpm: when impeller distance from the bottom of tank is (a)
0.15 m, (b) 0.10 m and (c) 0.05 m
Radial and axial velocity vector plot of the predicted flow fields for rotational speed of (a) (b) (c),(d)(e)(f) and (g)(h)(i) are10, 100 and 300 rpm respectively: for (a),(d) and (g) C1= 0.05 m and C2 = 0.05 m.,for (b),(e) and (h) C1 = 0.05 m and C2=0.10 m., for (c), (f) and (i) C1=0.03 m and C2=0.06 m
Mean velocity magnitude / Impeller tip velocity
Axial profiles at various radial locations, where r is the radial distance from the center axis of the tank.
Radial velocity profiles at various axial locations, at rotational speed of 10 rpm: when impeller distance from the bottom of tank is C1 and distance between the impeller is C2 so (a) C1 = 0.05 m and C2 = 0.05 m, (b) C1 = 0.05 m and C2 = 0.10 m, (c) C1 = 0.03 m and C2 = 0.06 m.
Axial velocity profiles at various radial locations, at rotational speed of 10 rpm: when impeller distance from the bottom of tank is C1 and distance between the impeller is C2 so (a) C1 = 0.05 m and C2 = 0.05 m, (b) C1 = 0.05 m and C2 =
0.10 m, (c) C1 = 0.03 m and C2 = 0.06 m.