Direct evaluation of singular integrals in elastoplastic analysis by the boundary element method
โ Scribed by Shan Lu; T. Q. Ye
- Publisher
- John Wiley and Sons
- Year
- 1991
- Tongue
- English
- Weight
- 781 KB
- Volume
- 32
- Category
- Article
- ISSN
- 0029-5981
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๐ SIMILAR VOLUMES
The paper concentrates on the numerical evaluation of nearly singular kernel integrals commonly encountered in boundary element analysis. Limitations of the method developed recently by Huang and Cruse (1993) for the direct evaluation of nearly singular kernel integrals are analysed and pointed out.
The paper attempts to improve the efficiency of a general method developed previously for computing nearly singular kernel integrals. Three new formulations are presented by following an approach similar to that used in the previous method. Their numerical efficiency is compared with the previous me
The typical Boundary Element Method (BEM) for fourth-order problems, like bending of thin elastic plates, is based on two coupled boundary integral equations, one strongly singular and the other hypersingular. In this paper all singular integrals are evaluated directly, extending a general method fo