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Deformations of flat unsymmetric laminates subjected to inplane loads
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Majeed, Majed Hyer, Michael W. Ochinero, Tomoya T. |
| Copyright Year | 2004 |
| Description | The geometrically nonlinear deformation response of initially flat unsymmetric cross-ply laminates subjected to an inplane compressive load and two sets of boundary conditions is studied. Stability of the deformations is considered. At issue is whether or not the plate remains flat with increased compressive loading, and whether it buckles. A semi-infinite unsymmetric cross-ply laminate is used to show the combined effects of geometric nonlinearities and bending-stretch coupling. Finite element results for finite laminates are then presented, and it is shown that to a large degree the boundary conditions control the character of the deformation response. It appears that clamped boundary conditions support buckling behavior, in the classic sense of bifurcation, whereas simply-supported conditions do not. |
| File Size | 562014 |
| Page Count | 10 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_20040084804 |
| Archival Resource Key | ark:/13960/t3gx98f76 |
| Language | English |
| Publisher Date | 2004-01-01 |
| Access Restriction | Open |
| Subject Keyword | Aircraft Stability And Control Finite Element Method Stability Deformation Compression Loads Nonlinearity Boundary Conditions Laminates Loads Forces Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Article |