The influence of load eccentricity on the behavior of thin-walled compressed composite structures
Artykuł w czasopiśmie
MNiSW
140
Lista 2021
| Status: | |
| Autorzy: | Wysmulski Paweł, Dębski Hubert, Falkowicz Katarzyna, Różyło Patryk |
| Dyscypliny: | |
| Aby zobaczyć szczegóły należy się zalogować. | |
| Rok wydania: | 2019 |
| Wersja dokumentu: | Drukowana | Elektroniczna |
| Język: | angielski |
| Wolumen/Tom: | 213 |
| Strony: | 98 - 107 |
| Web of Science® Times Cited: | 25 |
| Scopus® Cytowania: | 30 |
| Bazy: | Web of Science | Scopus | BazTech | IndexCopernicus |
| Efekt badań statutowych | NIE |
| Materiał konferencyjny: | NIE |
| Publikacja OA: | NIE |
| Abstrakty: | angielski |
| Thestudyinvestigatestheeffectofeccentricloadonthestabilityandpostcriticalstatesofthin-walledCFRPchannelsectioncolumnsundercompression.Testspecimensaresubjectedtocompressiononatestingmachineprovidedwithafixtureforapplyingeccentriccompressiveloads.Loadingforces,deflectionandsrainsofthecolumnwallsandwebaremeasured.Theexperimentsalsoinvolveexaminationoftheoperatingperformanceofa structure undergoing buckling and determination of its postcritical equilibrium paths describing the relationshipbetweenloadanddeflection.Basedonexperimentalresults,numericalmodelsofcompositestructuresaredesignedandverifiedbytheFEM.Thescopeofthenumericalanalysisinvolvesperformingalinearanalysisofstability,whichallowsfordeterminingthebucklingmodedependingontheamplitudeofcompressiveloadeccentricityandcorrespondingcriticalloads.Thenextstageoftheanalysisinvolvesperforminganonlinearanalysisofthestructureswithimplementedgeometricimperfectionsreflectingthelowestbucklngmodes.Based on obtained results, postcritical equilibrium paths of the developed FEM models are determined.Obtainedequilibriumpathsarethencomparedwithexperimentalcharacteristicsofrealstructures.Thenumericalresultsandexperimentalfindingsshowasatisfactoryagreement. |
