Modeling and Simulation of Transverse Free Vibration Analysis of a Rectangular Plate with Cutouts Using Energy Principles

Table 4

Natural frequencies (Hz) for the rectangular plate with a single cutout.

Mode number	1	2	3	4	5	6
Plate with inner cutout	12.4	14.5	14.6	20.0	20.2	27.7
	12.4	14.4	14.4	19.5	20.2	27.5
	12.4	14.9	14.9	20.5	22.6	29.4
Plate with edge cutout	7.1	13.6	17.7	20.5	22.7	26.9
	7.0	13.5	17.5	20.1	21.8	26.7
	7.1	13.6	17.8	20.6	23.1	27.1
Plate with corner cutout	6.3	12.5	15.2	22.8	23.0	26.8
	6.3	12.5	15.2	22.8	23.0	26.8
	6.3	12.8	15.2	23.0	23.4	26.9

Superscripts and indicate that the results are obtained from ANSYS and [18], respectively.