Stress–strain analysis of a thin-shell part of fuselage using a triangular finite element with lagrange multipliers
- Authors: Klochkov Y.V.1, Nikolaev A.P.1, Vakhnina O.V.1, Kiseleva T.A.1
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Affiliations:
- Volgograd State Agricultural University
- Issue: Vol 59, No 3 (2016)
- Pages: 316-323
- Section: Structural Mechanics and Strength of Flight Vehicles
- URL: https://journals.rcsi.science/1068-7998/article/view/229742
- DOI: https://doi.org/10.3103/S1068799816030041
- ID: 229742
Cite item
Abstract
We developed a triangular discretization element of the fuselage fragment in the form of a thin shell compatible with the adjacent elements based on Lagrange multipliers. Solution of several test problems showed a high efficiency of using the modification of a triangular finite element being proposed.
About the authors
Yu. V. Klochkov
Volgograd State Agricultural University
Author for correspondence.
Email: klotchkov@bk.ru
Russian Federation, pr. Universitetskii 26, Volgograd, 400002
A. P. Nikolaev
Volgograd State Agricultural University
Email: klotchkov@bk.ru
Russian Federation, pr. Universitetskii 26, Volgograd, 400002
O. V. Vakhnina
Volgograd State Agricultural University
Email: klotchkov@bk.ru
Russian Federation, pr. Universitetskii 26, Volgograd, 400002
T. A. Kiseleva
Volgograd State Agricultural University
Email: klotchkov@bk.ru
Russian Federation, pr. Universitetskii 26, Volgograd, 400002