Calculation of rotation shells using finite triangular elements with Lagrange multipliers in variative approximation of displacements
- Authors: Klochkov Y.V.1, Nikolaev A.P.1, Vakhnina O.V.1
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Affiliations:
- Volgograd State Agricultural University
- Issue: Vol 45, No 1 (2016)
- Pages: 51-58
- Section: Reliability, Strength, and Wear Resistance of Machines and Structures
- URL: https://journals.rcsi.science/1052-6188/article/view/192582
- DOI: https://doi.org/10.3103/S1052618816010076
- ID: 192582
Cite item
Abstract
In calculations of the hard deformed state of rotation shells, the problem of incompatibility of triangular sampling elements with respect to derivatives of components of displacement vectors arises. In order to eliminate this weak point, it is proposed to adjust Lagrange multipliers in combination with an invariant vector procedure of approximation of displacement fields.
About the authors
Yu. V. Klochkov
Volgograd State Agricultural University
Author for correspondence.
Email: klochkov@bk.ru
Russian Federation, Volgograd
A. P. Nikolaev
Volgograd State Agricultural University
Email: klochkov@bk.ru
Russian Federation, Volgograd
O. V. Vakhnina
Volgograd State Agricultural University
Email: klochkov@bk.ru
Russian Federation, Volgograd