Letter | Significance | Unit |
d | disk diameter | m |
D | impeller diameter | m |
ds | shaft diameter | m |
C | turbine position | m |
a | Blade width | m |
H | vessel tank height | m |
b | blade height | m |
k | turbulent kinetic energy | m2∙s-2 |
t | time | s |
p | dimensionless pressure term |
|
r | dimensionless radial coordinate |
|
z | dimensionless axial coordinate |
|
Ur | dimensionless radial velocity components |
|
V | dimensionless angular velocity components |
|
W | dimensionless axial velocity components |
|
G | turbulent kinetic energy production |
|
Re | Reynolds number |
|