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Induction healing of concrete reinforced by bitumen-coated steel fibres. / Romero Rodriguez, Claudia; Chaves Figueiredo, Stefan; Chiaia, B.; Schlangen, Erik.

9th International Conference on Fracture Mechanics of Concrete and Concrete Structures: Berkeley, California USA. ed. / V. Saouma; J. Bolander; E. Landis. 2016.

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

Harvard

Romero Rodriguez, C, Chaves Figueiredo, S, Chiaia, B & Schlangen, E 2016, Induction healing of concrete reinforced by bitumen-coated steel fibres. in V Saouma, J Bolander & E Landis (eds), 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures: Berkeley, California USA. 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures, Berkeley, United States, 22/05/16. https://doi.org/10.21012/FC9.134

APA

Romero Rodriguez, C., Chaves Figueiredo, S., Chiaia, B., & Schlangen, E. (2016). Induction healing of concrete reinforced by bitumen-coated steel fibres. In V. Saouma, J. Bolander, & E. Landis (Eds.), 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures: Berkeley, California USA https://doi.org/10.21012/FC9.134

Vancouver

Romero Rodriguez C, Chaves Figueiredo S, Chiaia B, Schlangen E. Induction healing of concrete reinforced by bitumen-coated steel fibres. In Saouma V, Bolander J, Landis E, editors, 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures: Berkeley, California USA. 2016 https://doi.org/10.21012/FC9.134

Author

Romero Rodriguez, Claudia ; Chaves Figueiredo, Stefan ; Chiaia, B. ; Schlangen, Erik. / Induction healing of concrete reinforced by bitumen-coated steel fibres. 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures: Berkeley, California USA. editor / V. Saouma ; J. Bolander ; E. Landis. 2016.

BibTeX

@inproceedings{9abc05010a274172bf9abb3e4decf6dc,
title = "Induction healing of concrete reinforced by bitumen-coated steel fibres",
abstract = "Cracking in concrete structures compromises the durability and functionality of the structures themselves. Different kinds of self-healing concretes, less or more sophisticated, have been developed in the past ten years to overcome early cracks in structures. An experimental study of a novel self-healing concrete is presented. Bitumen, used as the healing agent, is introduced in fresh fibre-reinforced concrete as the coating of steel fibres. The mechanism exploits induction energy to heat up the steel fibres inside the cracked concrete matrix; the bitumen then melts and finally flows into the cracks, sealing them. The aim of the research is to set up the main parameter affecting the performance of the healing mechanism as well as its efficiency. In order to achieve this goal, the microstructure of healed specimens has been studied through Light Microscope. Mechanical behaviour and permeability of the samples, before and after healing, were also checked. Fiber content is studied in the paper amongst the many parameters affecting the mechanism. Results point out the potential of the proposed self-healing mechanism to contrast early cracking (i.e. due to shrinkage). Presence of a certain amount of fibres bridging the crack highly influenced the healing efficiency, and so a uniform distribution inside the concrete matrix, which was directly related to fibre amount and its optimum concrete matrix. ",
keywords = "self-healing, shrinkage cracking, SFRC, induction heating, bitumen",
author = "{Romero Rodriguez}, Claudia and {Chaves Figueiredo}, Stefan and B. Chiaia and Erik Schlangen",
year = "2016",
doi = "10.21012/FC9.134",
language = "English",
editor = "V. Saouma and J. Bolander and E. Landis",
booktitle = "9th International Conference on Fracture Mechanics of Concrete and Concrete Structures",
note = "9th International Conference on Fracture Mechanics of Concrete and Concrete Structures, FraMCoS-9 ; Conference date: 22-05-2016 Through 25-05-2016",
url = "http://framcos.org/FraMCoS-9.php#gsc.tab=0",

}

RIS

TY - GEN

T1 - Induction healing of concrete reinforced by bitumen-coated steel fibres

AU - Romero Rodriguez, Claudia

AU - Chaves Figueiredo, Stefan

AU - Chiaia, B.

AU - Schlangen, Erik

N1 - Conference code: 9

PY - 2016

Y1 - 2016

N2 - Cracking in concrete structures compromises the durability and functionality of the structures themselves. Different kinds of self-healing concretes, less or more sophisticated, have been developed in the past ten years to overcome early cracks in structures. An experimental study of a novel self-healing concrete is presented. Bitumen, used as the healing agent, is introduced in fresh fibre-reinforced concrete as the coating of steel fibres. The mechanism exploits induction energy to heat up the steel fibres inside the cracked concrete matrix; the bitumen then melts and finally flows into the cracks, sealing them. The aim of the research is to set up the main parameter affecting the performance of the healing mechanism as well as its efficiency. In order to achieve this goal, the microstructure of healed specimens has been studied through Light Microscope. Mechanical behaviour and permeability of the samples, before and after healing, were also checked. Fiber content is studied in the paper amongst the many parameters affecting the mechanism. Results point out the potential of the proposed self-healing mechanism to contrast early cracking (i.e. due to shrinkage). Presence of a certain amount of fibres bridging the crack highly influenced the healing efficiency, and so a uniform distribution inside the concrete matrix, which was directly related to fibre amount and its optimum concrete matrix.

AB - Cracking in concrete structures compromises the durability and functionality of the structures themselves. Different kinds of self-healing concretes, less or more sophisticated, have been developed in the past ten years to overcome early cracks in structures. An experimental study of a novel self-healing concrete is presented. Bitumen, used as the healing agent, is introduced in fresh fibre-reinforced concrete as the coating of steel fibres. The mechanism exploits induction energy to heat up the steel fibres inside the cracked concrete matrix; the bitumen then melts and finally flows into the cracks, sealing them. The aim of the research is to set up the main parameter affecting the performance of the healing mechanism as well as its efficiency. In order to achieve this goal, the microstructure of healed specimens has been studied through Light Microscope. Mechanical behaviour and permeability of the samples, before and after healing, were also checked. Fiber content is studied in the paper amongst the many parameters affecting the mechanism. Results point out the potential of the proposed self-healing mechanism to contrast early cracking (i.e. due to shrinkage). Presence of a certain amount of fibres bridging the crack highly influenced the healing efficiency, and so a uniform distribution inside the concrete matrix, which was directly related to fibre amount and its optimum concrete matrix.

KW - self-healing

KW - shrinkage cracking

KW - SFRC

KW - induction heating

KW - bitumen

UR - http://resolver.tudelft.nl/uuid:9abc0501-0a27-4172-bf9a-bb3e4decf6dc

U2 - 10.21012/FC9.134

DO - 10.21012/FC9.134

M3 - Conference contribution

BT - 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures

A2 - Saouma, V.

A2 - Bolander, J.

A2 - Landis, E.

T2 - 9th International Conference on Fracture Mechanics of Concrete and Concrete Structures

Y2 - 22 May 2016 through 25 May 2016

ER -

ID: 27194269