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Author:

Liu, Hanbing (Liu, Hanbing.) | Liu, Shiqi (Liu, Shiqi.) | Zhou, Peilei (Zhou, Peilei.) | Zhang, Yuwei (Zhang, Yuwei.) | Jiao, Yubo (Jiao, Yubo.) (Scholars:焦峪波)

Indexed by:

SCIE

Abstract:

The workability and mechanical properties of basalt fiber reactive powder concrete (BFRPC) were investigated by univariate analysis. The acoustic emission (AE) was used as a non-destructive technique to reveal the damage characterization of concrete samples of varying basalt fiber content. The fracture stages and modes of specimens during flexural test were determined by AE parameters. The content of silica fume, quartz sand and basalt fiber of 0.4, 1.3 and 10 kg/m(3), respectively, was found related to optimal improvements in mechanical strength. As for the characteristics of fracture, it was found that the fiber content was a significant determinant, and the key AE parameters, namely, hits, energy and amplitude, were found related to the damage stage of specimens. Furthermore, rise time (RA) and average frequency (AF) were found to have opposite trends during loading while their variation related to the fracture modes of BFRPC.

Keyword:

basalt fiber mechanical properties crack classification acoustic emission reactive powder concrete

Author Community:

  • [ 1 ] [Liu, Hanbing]Jilin Univ, Coll Transportat, Changchun 130025, Jilin, Peoples R China
  • [ 2 ] [Liu, Shiqi]Jilin Univ, Coll Transportat, Changchun 130025, Jilin, Peoples R China
  • [ 3 ] [Zhou, Peilei]Jilin Univ, Coll Transportat, Changchun 130025, Jilin, Peoples R China
  • [ 4 ] [Zhang, Yuwei]Jilin Univ, Coll Transportat, Changchun 130025, Jilin, Peoples R China
  • [ 5 ] [Jiao, Yubo]Beijing Univ Technol, Minist Educ, Key Lab Urban Secur & Disaster Engn, Beijing 100022, Peoples R China

Reprint Author's Address:

  • [Zhou, Peilei]Jilin Univ, Coll Transportat, Changchun 130025, Jilin, Peoples R China

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Source :

APPLIED SCIENCES-BASEL

Year: 2019

Issue: 18

Volume: 9

2 . 7 0 0

JCR@2022

ESI Discipline: ENGINEERING;

ESI HC Threshold:136

JCR Journal Grade:2

Cited Count:

WoS CC Cited Count: 19

SCOPUS Cited Count: 21

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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