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TECHNICAL PAPERS

Elastodynamic Fracture Analysis of Multiple Cracks by Laplace Finite Element Alternating Method

[+] Author and Article Information
W.-H. Chen, C.-L. Chang, C.-H. Tsai

Department of Power Mechanical Engineering, National Tsing Hua University, Hsinchu, Taiwan 30043, R.O.C.

J. Appl. Mech 67(3), 606-615 (Dec 26, 1999) (10 pages) doi:10.1115/1.1311277 History: Received June 07, 1999; Revised December 26, 1999
Copyright © 2000 by ASME
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References

Figures

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The mode I dynamic stress intensity factors of the four inclined edge cracks for the cases of e/L=0.2, 0.4, and 0.6
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The mode II dynamic stress intensity factors of the four inclined edge cracks for the cases of e/L=0.2, 0.4, and 0.6
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The Laplace finite element mesh of the finite plate with a central crack
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The normalized dynamic stress intensity factors of the finite plate with a central crack for the cases of a/W=0.25, 0.50, and 0.75
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The Laplace finite element mesh of a finite plate with parallel triple cracks
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The normalized dynamic stress intensity factors of crack tip A of the finite plate with parallel triple cracks
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The normalized dynamic stress intensity factors of crack tip B of the finite plate with parallel triple cracks
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The Laplace finite element mesh of the finite plate with different permutation triple cracks
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The normalized dynamic stress intensity factors of the crack tip A for different permutation cracks
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The normalized dynamic stress intensity factors of the crack tip B and C for different permutation cracks
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An infinite plate with a semi-infinite crack subjected to exponential normal and shear tractions in the Laplace domain
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Analysis of the elastodynamic fracture problem
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A rectangular plate with an inclined edge crack under uniform Heaviside loading
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The normalized dynamic stress intensity factors of the problem with an inclined edge crack
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A rectangular plate with four inclined edge cracks under a Heaviside loading

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