444 D.A. Ehrhardt and M.S. Allen -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 a c e g b d f g X Coordinate, m Y Coordinate, m Y Coordinate, m Y Coordinate, m Y Coordinate, m Y Coordinate, m Y Coordinate, m Y Coordinate, m Y Coordinate, m 2 4 6 8 10 12 14 16 x 10 -4 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 x 10 -4 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m 0 5 10 15 x 10 -4 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m -2 -1 0 1 2 3 4 x 10 -4 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m 0 0.5 1 1.5 2 2.5 x 10 -3 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 x 10 -4 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m 0 0.5 1 1.5 2 x 10 -3 -0.2 -0.1 0 0.1 0.2 -0.2 -0.15 -0.1 -0.05 0 0.05 0.1 0.15 0.2 X Coordinate, m -1 0 1 2 x 10 -4 Fig. 40.8 Full field deformations of the perforated plates. PP01 first and third harmonic of the (a, b) numerically calculated and of the (c, d) experimentally measured point of maximum decrease in frequency. PP02 first and third harmonic of the (e, f) numerically calculated and of the (g, h) experimentally measured point of maximum decrease in frequency
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