For the orthotropic case, show that by using arguments of a positive definite strain energy function, v
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For the orthotropic case, show that by using arguments of a positive definite strain energy function, v2ij i/Ej). Next, using typical values for E1 and E2 from Table 11.2, justify that this theory could allow the unexpected result that v12 > 1.
Table 11.2
Transcribed Image Text:
Table 11.2 Typical Elastic Moduli for Some Planar Orthotopic Composite Materials Material E (GPa) E (GPa) V12 S-Glass/Epoxy Boron/Epoxy Carbon/Epoxy Kevlar49/Epoxy Note: Direction 1 corresponds to fiber layout axis. 50 205 205 76 17 20 10 5.5 0.27 0.23 0.26 0.34 M12 (GPa) 7 6.5 6 2.2
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For orthotropic materials S Positive definite strain energy S S S2 12 S22 S2...View the full answer
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Related Book For
Elasticity Theory Applications And Numerics
ISBN: 9780128159873
4th Edition
Authors: Martin H. Sadd Ph.D.
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