Vibroacoustic Analysis of a Refrigerator Freezer Cabinet Coupled with an Air Duct

Table 3

First ten natural frequencies of the fan louver and the evaporator cover.

Mode (#)	Fan louver (Hz)	Evaporator cover (Hz)
1	4.8	15.0
2	36.5	18.3
3	49.0	35.8
4	54.6	58.8
5	76.3	73.6
6	105.1	80.5
7	111.2	90.5
8	130.6	103.5
9	132.3	110.5
10	150.2	117.0