Frequencies and Mode Shapes of A Vibrating Flat Plate
Frequencies and Mode Shapes of A Vibrating Flat Plate Frequencies and Mode Shapes of A Vibrating Flat Plate
from mae.ncsu.edu
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16.11.2012
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Plate Properties �Plate is 1 meter long by 1 meter wide �Plate Thickness of 0.01 meters �Material Properties for Aluminum Plate: �Young’s Modulus=73.1 Gpa �Mass Density= 2770 kg/m 3 �Poission’s Ratio=0.33
MATLAB Results � First Mode Shape � Natural Frequency = 49.353 Hz � Maximum Deflection =0.3800 m
- Page 1 and 2: Frequencies and Mode Shapes of A Vi
- Page 3 and 4: Modeling �Round 1: Kirchoff Versu
- Page 5: “Analytical” Solution �Separa
- Page 9 and 10: ANSYS Results � First Mode Result
- Page 11: Conclusions �FEA Modeling of Vibr
MATLAB Results<br />
� First <strong>Mode</strong> Shape<br />
� Natural Frequency<br />
= 49.353 Hz<br />
� Maximum Deflection<br />
=0.3800 m
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