Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns

Experimental studies of rectangular steel-concrete columns under centric compression with random eccentricity were conducted. The stress-strain state and the carrying capacity exhaustion have been assessed. The regression dependence is proposed to determine the maximum carrying capacity of such colu...

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Main Authors: Vatulia Glib, Rezunenko Maryna, Petrenko Dmytro, Rezunenko Sergii
Format: Article
Language:English
Published: Sciendo 2018-06-01
Series:Civil and Environmental Engineering
Subjects:
Online Access:https://doi.org/10.2478/cee-2018-0010
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author Vatulia Glib
Rezunenko Maryna
Petrenko Dmytro
Rezunenko Sergii
author_facet Vatulia Glib
Rezunenko Maryna
Petrenko Dmytro
Rezunenko Sergii
author_sort Vatulia Glib
collection DOAJ
description Experimental studies of rectangular steel-concrete columns under centric compression with random eccentricity were conducted. The stress-strain state and the carrying capacity exhaustion have been assessed. The regression dependence is proposed to determine the maximum carrying capacity of such columns. The mathematical model takes into account the combined influence of the physical and geometric characteristics of the columns, such as their length, crosssectional area, casing thickness, prism strength of concrete, yield strength of steel, modulus of elasticity of both steel and concrete. The correspondence of the obtained model to the experimental data, as well as the significance of the regression parameters are confirmed by the Fisher and Student criteria.
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spelling doaj.art-228e19f5bb3a4a4eb206ce252513b2fb2022-12-22T03:33:31ZengSciendoCivil and Environmental Engineering1336-58352199-65122018-06-01141768310.2478/cee-2018-0010cee-2018-0010Evaluation of the Carrying Capacity of Rectangular Steel-Concrete ColumnsVatulia Glib0Rezunenko Maryna1Petrenko Dmytro2Rezunenko Sergii3Ukrainian State University of Railway Transport, Kharkiv, Feyerbakha Sq. 7, Kharkiv, Ukraine, 61050.Ukrainian State University of Railway Transport, Kharkiv, Feyerbakha Sq. 7, Kharkiv, Ukraine, 61050.Ukrainian State University of Railway Transport, Kharkiv, Feyerbakha Sq. 7, Kharkiv, Ukraine, 61050.Kharkiv National V.N. Karazin University, Svody Sq. 4, Kharkiv, Ukraine, 61022.Experimental studies of rectangular steel-concrete columns under centric compression with random eccentricity were conducted. The stress-strain state and the carrying capacity exhaustion have been assessed. The regression dependence is proposed to determine the maximum carrying capacity of such columns. The mathematical model takes into account the combined influence of the physical and geometric characteristics of the columns, such as their length, crosssectional area, casing thickness, prism strength of concrete, yield strength of steel, modulus of elasticity of both steel and concrete. The correspondence of the obtained model to the experimental data, as well as the significance of the regression parameters are confirmed by the Fisher and Student criteria.https://doi.org/10.2478/cee-2018-0010carrying capacitysteel-concrete columncentric compressionstatistical analysismathematical model
spellingShingle Vatulia Glib
Rezunenko Maryna
Petrenko Dmytro
Rezunenko Sergii
Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns
Civil and Environmental Engineering
carrying capacity
steel-concrete column
centric compression
statistical analysis
mathematical model
title Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns
title_full Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns
title_fullStr Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns
title_full_unstemmed Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns
title_short Evaluation of the Carrying Capacity of Rectangular Steel-Concrete Columns
title_sort evaluation of the carrying capacity of rectangular steel concrete columns
topic carrying capacity
steel-concrete column
centric compression
statistical analysis
mathematical model
url https://doi.org/10.2478/cee-2018-0010
work_keys_str_mv AT vatuliaglib evaluationofthecarryingcapacityofrectangularsteelconcretecolumns
AT rezunenkomaryna evaluationofthecarryingcapacityofrectangularsteelconcretecolumns
AT petrenkodmytro evaluationofthecarryingcapacityofrectangularsteelconcretecolumns
AT rezunenkosergii evaluationofthecarryingcapacityofrectangularsteelconcretecolumns