Zobrazeno 1 - 10
of 28
pro vyhledávání: '"Tomasz Kopecki"'
Autor:
Tomasz Kopecki, Przemysław Mazurek
Publikováno v:
Advances in Sciences and Technology, Vol 18, Iss 5, Pp 287-297 (2024)
The study presented the results of model experimental investigations on box structures made using additive manufacturing. The examined models had walls with reinforcements in the form of corrugations. An experiment was also conducted using a referenc
Externí odkaz:
https://doaj.org/article/afed306334cf405f9b53dd631dbe5f05
Autor:
Tomasz Kopecki
Publikováno v:
Advances in Sciences and Technology, Vol 18, Iss 4, Pp 400-409 (2024)
The study concerns the comparative analysis of selected solutions of thin-walled structures subjected to constrained torsion, representing the simulation of wing areas weakened by large cutouts. The chosen variants of stiffening were based on the con
Externí odkaz:
https://doaj.org/article/e9ef6d465da84975ba59085519140b54
Autor:
Tomasz Kopecki, Łukasz Święch
Publikováno v:
Advances in Sciences and Technology, Vol 17, Iss 4, Pp 179-188 (2023)
The paper presents the results of experimental studies and numerical analyses using the Finite Elements Method for a planar structure subjected to pure shear. The test specimen was made using an Fused Filament Fabrication incremental technique. In or
Externí odkaz:
https://doaj.org/article/0bc17dcfd04f4e449d31ab2ee1218d40
Autor:
Tomasz Kopecki
Publikováno v:
Advances in Sciences and Technology, Vol 16, Iss 3, Pp 176-182 (2022)
The study presents the results of comprehensive numerical analyses of an unusual solution in the field of geometry of holes in the wall of the wing torsion box subjected to torsion. Due to the nature of loads acting on the wing structure in flight co
Externí odkaz:
https://doaj.org/article/28e2e3a042464d19b7dea6a3f682f4fe
Selected Methods of Obtaining Adequate Forms of Deformation of Supercritical Thin-Walled Flat Plates
Autor:
Tomasz Kopecki
Publikováno v:
Advances in Sciences and Technology, Vol 15, Iss 2, Pp 184-190 (2021)
The study includes considerations on the numerical methods of obtaining the correct forms of deformation of thin-walled plates subjected to pure shear, operating under conditions of critical loads. Selected methods were presented and subjected to com
Externí odkaz:
https://doaj.org/article/ad5243dd8d204c72b11c9992b98c2dfc
Autor:
Tomasz Kopecki
Publikováno v:
Advances in Sciences and Technology, Vol 14, Iss 2, Pp 34-40 (2020)
The paper presents an innovative concept of integral stiffening of thin-walled structures based on the use of curvilinear elements. The analyzed system in the form of a thin-walled spatial structure was subjected to non-linear numerical analysis, aim
Externí odkaz:
https://doaj.org/article/3b229cf37b514642b6809f187c0b886c
Publikováno v:
Advances in Sciences and Technology, Vol 12, Iss 3, Pp 203-209 (2018)
The paper presents results of research on thin-walled load-bearing structure model representing a fragment of plane wing torsion box. The basis for obtaining data on deformation character and stability loss process was a model experiment conducted us
Externí odkaz:
https://doaj.org/article/d223206909634e388b080b7d353343a7
Publikováno v:
Advances in Sciences and Technology, Vol 12, Iss 1, Pp 293-302 (2018)
This paper presents results of experimental and numerical analysis in terms of the finite element method of skin components of aircraft load bearing structures. The subject matter of the study was composite panels with stiffeners in the form of a reg
Externí odkaz:
https://doaj.org/article/4399cc56ae30453a9ae92a84efa8dac6
Publikováno v:
Materials, Vol 13, Iss 21, p 4742 (2020)
This study presents the results of experimental research and numerical calculations regarding models of a typical torsion box fragment, which is a common thin-walled load-bearing structure used in aviation technology. A fragment of this structure cor
Externí odkaz:
https://doaj.org/article/f64ab92063424d82b092ccfd375af85e
Publikováno v:
Materials, Vol 12, Iss 19, p 3230 (2019)
The aim of the study was to determine the impact of the use of isogrid stiffeners on the stress and displacement distribution of a thin-walled cylindrical shell made of layered composites subjected to torsion. It also strives to define criteria for a
Externí odkaz:
https://doaj.org/article/858abb3d14d34e248ace320f329f907f