Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies

The test procedures for determining Young’s modulus in concrete are complicated and time-consuming. Therefore, attempts to search for alternative methods of its determination are not surprising. The relationship between the value of compressive strength and Young’s modulus in concrete is known. Howe...

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Main Authors: Czajkowska Agnieszka, Raczkiewicz Wioletta, Ingaldi Manuela
Format: Article
Language:English
Published: Sciendo 2023-09-01
Series:Production Engineering Archives
Subjects:
Online Access:https://doi.org/10.30657/pea.2023.29.33
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author Czajkowska Agnieszka
Raczkiewicz Wioletta
Ingaldi Manuela
author_facet Czajkowska Agnieszka
Raczkiewicz Wioletta
Ingaldi Manuela
author_sort Czajkowska Agnieszka
collection DOAJ
description The test procedures for determining Young’s modulus in concrete are complicated and time-consuming. Therefore, attempts to search for alternative methods of its determination are not surprising. The relationship between the value of compressive strength and Young’s modulus in concrete is known. However, the strength of this relationship in fibre-reinforced concrete has not been exactly described. The article attempts to investigate the strength of the correlation between Young’s modulus and the compressive strength of fibre-reinforced concrete. The influence of the amount of fibres on this relationship was also checked. Two types of specimen were used for the tests. The specimens differed in the content of steel fibres, 0.25% and 0.50%, respectively. In order to determine the correlation relationship, the method of linear regression and the coefficient of linear correlation were used. The use of the determination coefficient allowed us to examine the degree of explanation of one variable by another.
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spelling doaj.art-63e52bc4a7914511992a81d5a75dd6b02023-09-04T07:12:05ZengSciendoProduction Engineering Archives2353-77792023-09-0129328829710.30657/pea.2023.29.33Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studiesCzajkowska Agnieszka0Raczkiewicz Wioletta1Ingaldi Manuela2Kielce University of Technology, 25-314 Kielce, PolandKielce University of Technology, 25-314 Kielce, PolandCzestochowa University of Technology, 42-201 Częstochowa, PolandThe test procedures for determining Young’s modulus in concrete are complicated and time-consuming. Therefore, attempts to search for alternative methods of its determination are not surprising. The relationship between the value of compressive strength and Young’s modulus in concrete is known. However, the strength of this relationship in fibre-reinforced concrete has not been exactly described. The article attempts to investigate the strength of the correlation between Young’s modulus and the compressive strength of fibre-reinforced concrete. The influence of the amount of fibres on this relationship was also checked. Two types of specimen were used for the tests. The specimens differed in the content of steel fibres, 0.25% and 0.50%, respectively. In order to determine the correlation relationship, the method of linear regression and the coefficient of linear correlation were used. The use of the determination coefficient allowed us to examine the degree of explanation of one variable by another.https://doi.org/10.30657/pea.2023.29.33young’s moduluscompressive strengthfibre-reinforced concretelinear regression methodlinear correlation coefficient
spellingShingle Czajkowska Agnieszka
Raczkiewicz Wioletta
Ingaldi Manuela
Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies
Production Engineering Archives
young’s modulus
compressive strength
fibre-reinforced concrete
linear regression method
linear correlation coefficient
title Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies
title_full Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies
title_fullStr Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies
title_full_unstemmed Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies
title_short Determination of the linear correlation coefficient between Young’s modulus and the compressive strength in fibre-reinforced concrete based on experimental studies
title_sort determination of the linear correlation coefficient between young s modulus and the compressive strength in fibre reinforced concrete based on experimental studies
topic young’s modulus
compressive strength
fibre-reinforced concrete
linear regression method
linear correlation coefficient
url https://doi.org/10.30657/pea.2023.29.33
work_keys_str_mv AT czajkowskaagnieszka determinationofthelinearcorrelationcoefficientbetweenyoungsmodulusandthecompressivestrengthinfibrereinforcedconcretebasedonexperimentalstudies
AT raczkiewiczwioletta determinationofthelinearcorrelationcoefficientbetweenyoungsmodulusandthecompressivestrengthinfibrereinforcedconcretebasedonexperimentalstudies
AT ingaldimanuela determinationofthelinearcorrelationcoefficientbetweenyoungsmodulusandthecompressivestrengthinfibrereinforcedconcretebasedonexperimentalstudies