Analysis on Vibration Characteristics of Air Film Damping with Open Boundaries

Table 2

Comparison of vibration frequency.

Vibration mode/Plate type	Theoretical results (Hz)	Experimental results (Hz)	Error ()
1/Solid plate	59.7	64	6.75
1/AFD plate	64.1	65	1.38
2/Solid plate	379	390	2.82
2/AFD plate	410	406	0.98