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Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

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Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition. / Bao, H.; Yu, M.; Ye, J. et al.
6th International Conference on Durability of Concrete Structures, ICDCS 2018. ed. / P. A. Muhammed Basheer. Leeds, UK: Whittles Publishing Limited, 2018. p. 367-375 (6th International Conference on Durability of Concrete Structures, ICDCS 2018).

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

Harvard

Bao, H, Yu, M, Ye, J, Xu, L, Chi, Y & Ye, J 2018, Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition. in PAM Basheer (ed.), 6th International Conference on Durability of Concrete Structures, ICDCS 2018. 6th International Conference on Durability of Concrete Structures, ICDCS 2018, Whittles Publishing Limited, Leeds, UK, pp. 367-375, 6th International Conference on Durability of Concrete Structures, ICDCS 2018, Leeds, United Kingdom, 18/07/18.

APA

Bao, H., Yu, M., Ye, J., Xu, L., Chi, Y., & Ye, J. (2018). Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition. In P. A. M. Basheer (Ed.), 6th International Conference on Durability of Concrete Structures, ICDCS 2018 (pp. 367-375). (6th International Conference on Durability of Concrete Structures, ICDCS 2018). Whittles Publishing Limited.

Vancouver

Bao H, Yu M, Ye J, Xu L, Chi Y, Ye J. Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition. In Basheer PAM, editor, 6th International Conference on Durability of Concrete Structures, ICDCS 2018. Leeds, UK: Whittles Publishing Limited. 2018. p. 367-375. (6th International Conference on Durability of Concrete Structures, ICDCS 2018).

Author

Bao, H. ; Yu, M. ; Ye, J. et al. / Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition. 6th International Conference on Durability of Concrete Structures, ICDCS 2018. editor / P. A. Muhammed Basheer. Leeds, UK : Whittles Publishing Limited, 2018. pp. 367-375 (6th International Conference on Durability of Concrete Structures, ICDCS 2018).

Bibtex

@inproceedings{05a796e8e95a42628dc34aec540da8d0,
title = "Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition",
abstract = "The heterogeneity of a cement-based material results in a random spatial distribution of carbonation depth, which may significantly affect the mechanical properties and durability of the material. Currently, there is a lack of both experimental and numerical investigations aiming at a statistical understanding of this important phenomenon. This paper presents both experimental and numerical supercritical carbonation results of concrete blocks. The random fields of porosity and two-dimension random aggregate model of concrete were proposed for the simulation. The carbonation depths are measured and distributed along the carbonation boundary by the proposed rapid image processing technique, which are then statistically studied. The study has shown that considering the random distribution of coarse aggregates and using a random field of porosity with due consideration of spatial correlation and variance, the irregularity of carbonation depth can be realistically captured by the numerical model. Overall the methodology adopted in the paper can provide a foundation for future investigations on probability analysis of carbonation depth and other similar work based on multi-scale and-physics modelling.",
keywords = "Carbonation depth, Concrete, Irregularity, Random aggregate model, Supercritical carbonation",
author = "H. Bao and M. Yu and J. Ye and L. Xu and Y. Chi and J. Ye",
note = "Funding Information: The authors are grateful for the financial support Funding Information: from the National Key Research and Development Program of China (2016YFC0701400). Publisher Copyright: {\textcopyright} ICDCS 2018. All rights reserved. Copyright: Copyright 2020 Elsevier B.V., All rights reserved.; 6th International Conference on Durability of Concrete Structures, ICDCS 2018 ; Conference date: 18-07-2018 Through 20-07-2018",
year = "2018",
language = "English",
series = "6th International Conference on Durability of Concrete Structures, ICDCS 2018",
publisher = "Whittles Publishing Limited",
pages = "367--375",
editor = "Basheer, {P. A. Muhammed}",
booktitle = "6th International Conference on Durability of Concrete Structures, ICDCS 2018",

}

RIS

TY - GEN

T1 - Experimental and numerical investigation on the irregularity of carbonation depth of concrete under supercritical condition

AU - Bao, H.

AU - Yu, M.

AU - Ye, J.

AU - Xu, L.

AU - Chi, Y.

AU - Ye, J.

N1 - Funding Information: The authors are grateful for the financial support Funding Information: from the National Key Research and Development Program of China (2016YFC0701400). Publisher Copyright: © ICDCS 2018. All rights reserved. Copyright: Copyright 2020 Elsevier B.V., All rights reserved.

PY - 2018

Y1 - 2018

N2 - The heterogeneity of a cement-based material results in a random spatial distribution of carbonation depth, which may significantly affect the mechanical properties and durability of the material. Currently, there is a lack of both experimental and numerical investigations aiming at a statistical understanding of this important phenomenon. This paper presents both experimental and numerical supercritical carbonation results of concrete blocks. The random fields of porosity and two-dimension random aggregate model of concrete were proposed for the simulation. The carbonation depths are measured and distributed along the carbonation boundary by the proposed rapid image processing technique, which are then statistically studied. The study has shown that considering the random distribution of coarse aggregates and using a random field of porosity with due consideration of spatial correlation and variance, the irregularity of carbonation depth can be realistically captured by the numerical model. Overall the methodology adopted in the paper can provide a foundation for future investigations on probability analysis of carbonation depth and other similar work based on multi-scale and-physics modelling.

AB - The heterogeneity of a cement-based material results in a random spatial distribution of carbonation depth, which may significantly affect the mechanical properties and durability of the material. Currently, there is a lack of both experimental and numerical investigations aiming at a statistical understanding of this important phenomenon. This paper presents both experimental and numerical supercritical carbonation results of concrete blocks. The random fields of porosity and two-dimension random aggregate model of concrete were proposed for the simulation. The carbonation depths are measured and distributed along the carbonation boundary by the proposed rapid image processing technique, which are then statistically studied. The study has shown that considering the random distribution of coarse aggregates and using a random field of porosity with due consideration of spatial correlation and variance, the irregularity of carbonation depth can be realistically captured by the numerical model. Overall the methodology adopted in the paper can provide a foundation for future investigations on probability analysis of carbonation depth and other similar work based on multi-scale and-physics modelling.

KW - Carbonation depth

KW - Concrete

KW - Irregularity

KW - Random aggregate model

KW - Supercritical carbonation

M3 - Conference contribution/Paper

AN - SCOPUS:85079090759

T3 - 6th International Conference on Durability of Concrete Structures, ICDCS 2018

SP - 367

EP - 375

BT - 6th International Conference on Durability of Concrete Structures, ICDCS 2018

A2 - Basheer, P. A. Muhammed

PB - Whittles Publishing Limited

CY - Leeds, UK

T2 - 6th International Conference on Durability of Concrete Structures, ICDCS 2018

Y2 - 18 July 2018 through 20 July 2018

ER -