structural vibrations uwe j. hansen department of physics indiana state university terre haute, in...
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Structural Vibrations
Uwe J. Hansen
Department of Physics
Indiana State University
Terre Haute, IN 47809
Imposition of boundary conditions
Leads to Standing Waves
ResonanceNormal Modes
Observation of Normal ModesExperimental:
Holographic Interferometry
Modal Analysis
Theoretical:
Finite Element Analysis
Optical Holography
Computer aided Holography
Modal Analysis
F = ma
T = 1/m = a/F
T(f) = a(f)/F(f)
• Finite Element Analysis• 1. Geometry• 2. Material• 3. Elastic Properties• 4. Mesh• 5. Boundary conditions• 6. Calculate• 7. Display
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