Lecture 4: Honeycombs: In-plane Behaviour – 3.054 / 3.36 Spring 2015 · 2020. 12. 31. · Lecture...
Transcript of Lecture 4: Honeycombs: In-plane Behaviour – 3.054 / 3.36 Spring 2015 · 2020. 12. 31. · Lecture...
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Honeycomb Geometry
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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Deformation mechanisms
Bending BendingX1 Loading X2 Loading
Bending BucklingShear
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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Plastic collapse in an aluminum honeycomb
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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Stress-Strain Curve
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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In-Plane Deformation: Linear Elasticity
Figure removed due to copyright restrictions. See Figure 5: L. J. Gibson,
M. F. Ashby, et al. "The Mechanics of Two-Dimensional Cellular Materials."
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Elastic Buckling
Figure removed due to copyright restrictions. See Figure 7: L. J. Gibson,M. F. Ashby, et al. "The Mechanics of Two-Dimensional Cellular Materials."
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Plastic Collapse
Figure removed due to copyright restrictions. See Figure 8: L. J. Gibson,M. F. Ashby, et al."The Mechanics of Two-Dimensional Cellular Materials."
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Brittle Crushing
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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Fracture Toughness
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. CambridgeUniversity Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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Square and Triangular Honeycombs
Gibson, L. J., and M. F. Ashby. Cellular Solids: Structure and Properties. 2nd ed. Cambridge
University Press, ��1997. Figure courtesy of Lorna Gibson and Cambridge University Press.
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3.054 / 3.36 Cellular Solids: Structure, Properties and ApplicationsSpring 2015
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