283996

Chloride Removal from Polluted Reinforced Self-Compacting Concrete Using Electrochemical Chloride Extraction

Article

Last updated: 04 Jan 2025

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Abstract

One of the primary causes of concrete deterioration is chloride-induced corrosion, which represents a threat to sustainability. The damaged regions are typically removed in traditional repair methods to restore corroded structures. Another technique involving electrochemical chloride extraction (ECE) has grown in popularity regarding its effectiveness as a non-destructive treatment. This research aim was to investigate various ECE variables including electrolyte solutions, concrete cover, reinforcement ratio, and charging intervals to optimize ECE. Chloride extraction was investigated in the mid-span and at the two edges of the tested beams. This study was based on the experimental results of 17 reinforced concrete beams. The extraction process was performed for beams cast with self-compacting concrete (SCC). Self-compacting concrete has low pores, which may affect the extraction process. The experimental results show that the ECE efficiency ranged from 44% to 73% based on the examined variables. Also, the presence of chloride salts had a minimal effect on the structural behavior of RC beams after finishing the extraction process.

DOI

10.21608/erjm.2023.183541.1240

Keywords

electrochemical chloride extraction (ECE), Self-compacting Concrete, Electrolyte, concrete cover

Authors

First Name

mounir

Last Name

Kamal

MiddleName

-

Affiliation

Department of Civil Engineering, Faculty of Engineering, Menoufia University, Shibin el Kom, Egypt

Email

prof-mounir@yahoo.com

City

-

Orcid

-

First Name

Mohamed

Last Name

Safaan

MiddleName

Abd El Aziz

Affiliation

Civil Department, Faculty of Engineering, Menoufia University, Egypt

Email

msafan2000@yahoo.com

City

Shibeen El Kom

Orcid

-

First Name

Zeinab

Last Name

Etman

MiddleName

-

Affiliation

Civil Engineering, Faculty of Engineering, Menofia University

Email

dr_zeinab_2006@yahoo.com

City

-

Orcid

-

First Name

Mohamed

Last Name

Adel

MiddleName

-

Affiliation

Department of Civil Engineering, Faculty of Engineering, Kafrelsheikh University, Kafr el-Sheikh, Egypt

Email

mohammed_tbge2011@eng.kfs.edu.eg

City

-

Orcid

-

Volume

46

Article Issue

2

Related Issue

40548

Issue Date

2023-04-01

Receive Date

2022-12-27

Publish Date

2023-04-01

Page Start

261

Page End

270

Print ISSN

1110-1180

Online ISSN

3009-6944

Link

https://erjm.journals.ekb.eg/article_283996.html

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https://erjm.journals.ekb.eg/service?article_code=283996

Order

283,996

Type

Original Article

Type Code

1,118

Publication Type

Journal

Publication Title

ERJ. Engineering Research Journal

Publication Link

https://erjm.journals.ekb.eg/

MainTitle

Chloride Removal from Polluted Reinforced Self-Compacting Concrete Using Electrochemical Chloride Extraction

Details

Type

Article

Created At

25 Dec 2024