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. 2021 Mar 1;12(3):251. doi: 10.3390/mi12030251

Table 1.

The parameter of simulated ABMS.

Parameter (Unit) Data
Length of shaft (m) 0.4
Diameter of journal bearing (m) 0.1
Length of journal bearing (m) 0.1
Inner diameter of thrust bearing (m) 0.1
Outer diameter of thrust bearing (m) 0.18
Bearing clearance (m) 1 × 10−5
Diameter of orifice (m) 0.0002
Row number of Orifice on journal bearing 2
Row number of Orifice on thrust bearing 1
Orifice number of each row 8
Ambient pressure (Pa) 101325
Supply pressure (Pa) 405300
Density of air (kg/m3) 1.204
Kinetic viscosity of air (Pa·s) 1.82 × 10−5
Specific heat ratio of air 1.401
Flow coefficient 0.8
Outer Rotor diameter (m) 0.1
Outer stator diameter (m) 0.15
Inner rotor diameter (m) 0.106
Number of slots 36
Number of poles 12
Motor effective length (m) 0.08
Rotational speed (r/min) 3000
Winding form of motor Three-phase of double layer winding
External force (N) 50
400