Characteristic Analysis and Simulated Test of Hybrid Bearing with the Introduction of Piezoelectric Controller

Table 1

Parameters of structure and operating conditions of hydrostatic cavities.

Parameter item	Symbol	Unit	Value
Diameter of bearing		mm	100
Width of bearing		mm	100
Radial gap of hydrostatic cavity		μm	40–60
Axial width of oil seal surface		mm	12
Circular width of oil seal surface		mm	3
Cornerite of hydrostatic cavity		°	11
Cornerite of hydrostatic cavity and oil seal surface		°	18
Orifice diameter of small orifice-type restrictor		mm	1
Rated load		N	100
Rated speed		r/min	10000
Supply pressure		MPa	2