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Unformatted text preview: lity as well as for compressibility effects. An effective harmonic spring constant,
k=10 lb/in is used for each spring to produce equivalent spring force. 1–340 ANSYS Verification Manual . ANSYS Release 9.0 . 002114 . © SAS IP, Inc. VM154 Results Comparison
Target ANSYS Ratio f, Hz (FLUID38) 1.5293 1.5293 1.000 f, Hz (FLUID81) 1.5293 1.5228 0.996 ANSYS Verification Manual . ANSYS Release 9.0 . 002114 . © SAS IP, Inc. 1–341 VM155: Shape Optimization of a Cantilever Beam
Reference: B. Prasad, R. T. Haftka, “Optimal Structural Design with Plate Finite Elements”,
ASCE, J. Structural Div., Vol. 105, No. ST11, Nov. 1979. Analysis Type(s): Optimization (/OPT)
Static Analysis (ANTYPE = 0) Element Type(s): 2-D Structural Solid Elements (PLANE42) Input Listing: vm155.dat Test Case
Minimize the weight (volume) of a cantilever beam subject to an end moment, M. The stress σmax may not exceed
30,000 psi anywhere nor may the deflection δymax be greater than 0.5 in. The thickness of the beam may vary
along the length, with the thickness at the poi...
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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