Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number

In recent years, research on recycled aggregate concrete has become a hot issue in the field of civil engineering. This paper mainly studies the size effects on compressive and tensile strengths of the recycled aggregate concrete. Firstly, four sets of recycled concrete cube specimens with different...

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Main Authors: X. Peng, Q. W. Yang, F. J. Qin
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Advances in Civil Engineering
Online Access:http://dx.doi.org/10.1155/2021/6634772
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author X. Peng
Q. W. Yang
F. J. Qin
author_facet X. Peng
Q. W. Yang
F. J. Qin
author_sort X. Peng
collection DOAJ
description In recent years, research on recycled aggregate concrete has become a hot issue in the field of civil engineering. This paper mainly studies the size effects on compressive and tensile strengths of the recycled aggregate concrete. Firstly, four sets of recycled concrete cube specimens with different sizes are produced in the laboratory. Secondly, the experiments on compressive and tensile strengths are carried out to obtain the rules of the strength value with the change of the specimen size. Thirdly, a standard neutrosophic number is proposed and used in modelling the size effect law more reasonably. According to the experimental results, it was found that the compressive and tensile strengths of recycled concrete both have obvious size effects. In general, the strength value decreases gradually with the increase of specimen size. Using the standard neutrosophic number, the proposed new formula on size effect law is more suitable for tackling the indeterminacy in the experimental data. It has been shown that the size effect law based on the standard neutrosophic number is more realistic than the existing size effect law. The results may be useful for the engineering application of the recycled concrete and can be extended to other types of size effect laws in the future.
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institution Kabale University
issn 1687-8086
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language English
publishDate 2021-01-01
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series Advances in Civil Engineering
spelling doaj-art-efae10852fdb4ac28545b3936f948bb62025-02-03T01:28:31ZengWileyAdvances in Civil Engineering1687-80861687-80942021-01-01202110.1155/2021/66347726634772Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic NumberX. Peng0Q. W. Yang1F. J. Qin2School of Civil and Transportation Engineering, Ningbo University of Technology, Ningbo 315211, ChinaSchool of Civil and Transportation Engineering, Ningbo University of Technology, Ningbo 315211, ChinaKey Laboratory of New Technology for Construction of Cities in Mountain Area, Ministry of Education, School of Civil Engineering, Chongqing University, Chongqing 400045, ChinaIn recent years, research on recycled aggregate concrete has become a hot issue in the field of civil engineering. This paper mainly studies the size effects on compressive and tensile strengths of the recycled aggregate concrete. Firstly, four sets of recycled concrete cube specimens with different sizes are produced in the laboratory. Secondly, the experiments on compressive and tensile strengths are carried out to obtain the rules of the strength value with the change of the specimen size. Thirdly, a standard neutrosophic number is proposed and used in modelling the size effect law more reasonably. According to the experimental results, it was found that the compressive and tensile strengths of recycled concrete both have obvious size effects. In general, the strength value decreases gradually with the increase of specimen size. Using the standard neutrosophic number, the proposed new formula on size effect law is more suitable for tackling the indeterminacy in the experimental data. It has been shown that the size effect law based on the standard neutrosophic number is more realistic than the existing size effect law. The results may be useful for the engineering application of the recycled concrete and can be extended to other types of size effect laws in the future.http://dx.doi.org/10.1155/2021/6634772
spellingShingle X. Peng
Q. W. Yang
F. J. Qin
Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number
Advances in Civil Engineering
title Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number
title_full Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number
title_fullStr Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number
title_full_unstemmed Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number
title_short Size Effect on Recycled Concrete Strength and Its Prediction Model Using Standard Neutrosophic Number
title_sort size effect on recycled concrete strength and its prediction model using standard neutrosophic number
url http://dx.doi.org/10.1155/2021/6634772
work_keys_str_mv AT xpeng sizeeffectonrecycledconcretestrengthanditspredictionmodelusingstandardneutrosophicnumber
AT qwyang sizeeffectonrecycledconcretestrengthanditspredictionmodelusingstandardneutrosophicnumber
AT fjqin sizeeffectonrecycledconcretestrengthanditspredictionmodelusingstandardneutrosophicnumber