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Unformatted text preview: s (MDOF) for good theoretical comparisons. Results Comparison
fo,1, Hz ANSYS Ratio 269.96 267.67 0.992 ANSYS Verification Manual . ANSYS Release 9.0 . 002114 . © SAS IP, Inc. 1–333 VM151
Target ANSYS Ratio f1,1, Hz 756.13 753.74 0.997 f2,1, Hz 1391.3 1388.9 0.998 Figure 151.2 Mode Shape Displays Window 1 - f0,1; Window 2 - f1,1; Window 3 - f2,1 1–334 ANSYS Verification Manual . ANSYS Release 9.0 . 002114 . © SAS IP, Inc. VM152: 2-D Nonaxisymmetric Vibration of a Stretched Membrane
Reference: S. Timoshenko, D. H. Young, Vibration Problems in Engineering, 3rd Edition, D.
Van Nostrand Co., Inc., New York, NY, 1955, pp. 438-439, article 69. Analysis Type(s): Mode-frequency Analysis (ANTYPE = 2)
Static Analysis, Prestress (ANTYPE = 0) Element Type(s): Axisymmetric-Harmonic Structural Shell Elements (SHELL61) Input Listing: vm152.dat Test Case
A circular membrane under a uniform tension S is allowed to vibrate freely. The edge of the membrane is simply
supported. Determine the natura...
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This note was uploaded on 12/09/2010 for the course DEPARTMENT E301 taught by Professor Kulasinghe during the Spring '09 term at University of Peradeniya.
- Spring '09
- The Land