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Wyszukujesz frazę "composite CFRP" wg kryterium: Temat


Wyświetlanie 1-3 z 3
Tytuł:
Effect of eccentricity of load on critical force of thin-walled columns CFRP
Autorzy:
Wysmulski, P.
Kráľ, J.
Powiązania:
https://bibliotekanauki.pl/articles/102239.pdf
Data publikacji:
2017
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
finite element method
buckling
eccentricity load
thin-walled structures
laminate
composite CFRP
Opis:
The subject of study was a thin-walled C-section made of carbon fiber reinforced polymer (CFRP). Column was subjected to eccentric compression in the established direction. In the computer simulation, the boundary conditions were assumed in the form of articulated support of the sections of the column. Particular studies included an analysis of the effects of eccentricity on the critical force value. The research was conducted using two independent research methods: numerical and experimental. Numerical simulations were done using the finite element method using the advanced system Abaqus®. The high sensitivity of the critical force value corresponding to the local buckling of the channel section to the load eccentricity was demonstrated.
Źródło:
Advances in Science and Technology. Research Journal; 2017, 11, 3; 109-113
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Study on Mechanical Strength and Failure of Fabric Reinforced Polymer Composites
Autorzy:
Korzec, Izabela
Samborski, Sylwester
Łusiak, Tomasz
Powiązania:
https://bibliotekanauki.pl/articles/2180604.pdf
Data publikacji:
2022
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
delamination
fractography
strength tests
CFRP composite
Opis:
The paper presents a study on influence of different fabric weave and fabric orientation on strength properties of fiber reinforced polymer composites. The research concerns materials used in a new type of rotorcraft. Four series of laminates were fabricated with hand forming, using the MGS L285/H285 epoxy resin. Triple-kind experiments were performed: the Shore hardness measurements, tensile strength testing and fractographic analysis. The specimens of different series shown various strength and stiffness characteristics, depending on the type of weave and fabric layup. Three different failure schemes were observed. The Poisson coefficient was different among series, as well, but no understandable link to specimen morphology could be found so far. Fractographic observations suggested intralaminar delamination.
Źródło:
Advances in Science and Technology. Research Journal; 2022, 16, 2; 120--130
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of Composite Lay-Up on the Stability of Channel-Section Profiles Weakened by Cut-Outs – A Numerical Investigation
Autorzy:
Falkowicz, Katarzyna
Valvo, Paolo Sebastiano
Powiązania:
https://bibliotekanauki.pl/articles/2201859.pdf
Data publikacji:
2023
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
CFRP laminate
composite
laminate
C-profile
channel-section profile
buckling analysis
post-buckling behaviour
cut-out
FEM
Finite Element Method
profile stability
Opis:
This paper presents a numerical study on the stability of composite channel-section profiles weakened by cut-outs. Profiles were made from carbon fibre-reinforced polymer (CFRP) laminates and subjected to compression load. Numerical analysis carried out in the Abaqus software allowed us to determine the value of the buckling load and the corresponding buckling form. Four different laminate lay-ups were chosen to study their effects on the buckling behaviour of the profiles. Obtained results help identify the best laminate lay-up to get the highest critical buckling load for perforated columns. The performed analysis shows that [45/-45/90/0]s and [90/-45/45/0]s composite lay-ups have the greatest impact on the buckling load. Moreover, the introduced perforation caused a change in the buckling form and a decrease in the critical load value.
Źródło:
Advances in Science and Technology. Research Journal; 2023, 17, 1; 108--115
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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