Evidence map›Paper›PMID 30621189›Full record

ArticleSensors (Basel, Switzerland)2019

Investigation of Bonding Behavior of FRP and Steel Bars in Self-Compacting Concrete Structures Using Acoustic Emission Method.

Bo Di, Jingkai Wang, Haotian Li, Jinhang Zheng, Yu Zheng, Gangbing Song

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Bo DiSchool of Environment and Civil Engineering, Dongguan University of Technology, Dongguan 523808, China. dibo@dgut.edu.cn.ORCID 0000-0003-4462-8302
Jingkai WangState Key Laboratory of Coastal and Offshore Engineering, Dalian University of Technology, Dalian 116024, China. wjk@mail.dlut.edu.cn.
Haotian LiSchool of Environment and Civil Engineering, Dongguan University of Technology, Dongguan 523808, China. 2172332355@email.szu.edu.cn.
Jinhang ZhengSchool of Environment and Civil Engineering, Dongguan University of Technology, Dongguan 523808, China. 201641201307@dgut.edu.cn.
Yu ZhengSchool of Environment and Civil Engineering, Dongguan University of Technology, Dongguan 523808, China. zhengy@dgut.edu.cn.ORCID 0000-0003-4131-8480
Gangbing SongDepartment of Mechanical Engineering, University of Houston, Houston, TX 77204-4006, USA. gsong@uh.edu.ORCID 0000-0001-5135-5555

Funding

Guangdong Science and Technology Planning 2016A010103045National Natural Science Foundation of China 51678149Research Start-up Funds of DGUT GC300502-31Student's Platform for Innovation and Entrepreneurship Training Program 201811819034
6 · The paper itself

Abstract

To extend understanding of the bonding behavior of fiber reinforced polymer (FRP) and steel bars in self-compacting concrete (SCC), an experimental series consisting of 36 direct pull-out tests monitored by acoustic emission (AE) were performed in this paper. The test variables involved rebar type, bar diameter, embedded length, and polypropylene (PP) fiber volume content. For each test, the pull-out force and free end slip were continuously measured and compared with the corresponding AE signals. It was found that the proposed AE method was effective in detecting the debonding process between the FRP/steel bars and the hosting concrete. The AE signal strength exhibited a good correlation with the actual bond stress-slip relationship measured in each specimen. Based on the AE location technique, the invisible non-uniform distribution of bonding stress along the bar was further revealed, the initial location of damage and the debonding process were captured. Additionally, the contribution of bar-to-concrete load-bearing mechanism (chemical adhesion, friction, and mechanical interlocking) to sustain the pull-out force was effectively clarified by studying the collected signals in the frequency domain of AE methods. The experimental results demonstrate that the proposed AE method has potential to detect the debonding damage of FRP/steel bar reinforced SCC structures accurately.

Indexed as

acoustic emissionbondingFRPpull-out testself-compacting concrete

Identifiers

PMID30621189
PMCPMC6339114

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.