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Load-end-shortening behavior and deformation patterns for the imperfect Specimen Z33 (with the measured imperfection shape displayed previously) |
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Cylindrical shell with an imperfection in the form of a single dent. |
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Load-end-shortening behavior of the laminated CFRP Specimen Z33 predicted by a nonlinear static analysis |
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Load-end-shortening behavior of the laminated CFRP Specimen Z33 predicted by a nonlinear transient analysis |
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Laminated composite cylindrical shell: A measured imperfection in a test specimen to be tested under axial compression |
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Predicted deformations of an imperfect axially compressed laminated composite cylindrical shell before, during and after buckling |
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Buckling and post-buckling of an axially compressed perfect cylindrical shell for which end displacement is rigidly controlled |
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"Edge" and "post-edge" energy vs time of an axially compressed cylindrical shell |
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The edte state for the axially compressed cylindrical state at 70 percent of the critical bifurcation buckling load |
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(a) Energy and (b) dimple depth as a function of load, Lambda. |
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(a-e) Surface deflections over the cylindrical shell corresponding to the red circles in Fig. 3; (f) Marginal eigenmode of the saddle-node (blue circle in Fig. 3a) |
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Deformatons vs. circumferential location at x=0 (shell midlength) corresponding to the first (green) and last (black) red circle in Fig. 3a |
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Normal post-buckling deflection at three points on the bifurcation curve shown in Fig. 3a |
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Nonlinear buckling of an axially compressed, imperfect FRP cylindrical shell |
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Axially compressed NiTi tube buckling under the cyclic axial compression shown in the next slide |
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