Hydrostatic thrust bearing with orifice compensation
Diameter bearing R
0
10
-3
m
Diameter pocket R
1
10
-3
m
Film thickness h
0
10
-6
m
Supply pressure p
s
-p
a
10
6
Pa
Viscosity η
Pa·s
Density ρ
kg/m
3
Constriction coefficient orifice C
D
Pressure factor ß
0
Effective surface area A
E
/A
Dimensionless load F*
Dimensionless stiffness S*
Dimensionless flow Q*
Reynolds number film Re=ρVh
0
/η
Reynolds number orifice Re=ρVd/η
Diameter orifice d
10
-3
m
Load capacity F
10
3
N
Axial stiffness S
10
6
N/m
Flow rate Q
10
-6
m
3
/s
Effective power consumption N
W
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