Research Article
Study on the Vibration Mitigation Characteristic of Dual Clearance Squeeze Film Damper
Table 2
The parameters of DCSFD test rig.
| Parameter | Support 1 | Support 2 |
| Static stiffness (N/m) | | 3.44 | Damping (N/m/s) | 844 | 816 | Mass of journal (kg) | 2 | 1.95 | Width of film clearance (mm) | 12.5 | 9.8 | Thickness of film clearance (mm) | 0.06 | 0.11 | Thickness of SFD film clearance (mm) | 0.06 | 0.1 | Width of floating ring (mm) | 12.45 | 9.75 | Film thickness ratio: | 1 | 1 | Force amplitude (N) | 10 | 10 | Inlet pressure (MPa) | 0.33 | 0.15 | Natural frequency (HZ) | 3464 | 4200 |
|
|