A fully three-dimensional spectral code has been developed and implemented. It computes three-dimensional equilibria using the variational approach, by minimizing the potential energy subject to appropriate constraints. A second minimization, with an additional constraint, is used to examine the sta
A three dimensional calculation of elastic equilibrium for composite materials
โ Scribed by Liviu R. Lustman; Milton E. Rose
- Publisher
- John Wiley and Sons
- Year
- 1988
- Tongue
- English
- Weight
- 810 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0029-5981
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โฆ Synopsis
A compact scheme is applied to three dimensional elasticity problems for composite materials, involving simple geometries. The mathematical aspects of this approach are discussed, in particular its solution by iteration methods. A vector processor code implementing the compact scheme is presented, and several numerical experiments are summarized.
๐ SIMILAR VOLUMES
Using a finite element method, in conjunction with an equivalent domain integral approach, the elastic-plastic crack-tip J-integral is computed for semielliptical surface flaws in a plate under a remote tensile load. The computed elastic-plastic values of the J-integral are compared to the elastic o