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Author:

Jiao, Yubo (Jiao, Yubo.) (Scholars:焦峪波) | Zhang, Yao (Zhang, Yao.) | Guo, Meng (Guo, Meng.) (Scholars:郭猛) | Zhang, Lidong (Zhang, Lidong.) | Ning, Hao (Ning, Hao.) | Liu, Shiqi (Liu, Shiqi.)

Indexed by:

EI Scopus SCIE

Abstract:

Recycling of waste glass is an efficient way to protect the environment and save resources. This study evaluated the effective utilizations of glass sand (GS) to replace the quartz sand (QS) in typical ultra-high performance concrete (UHPC) and river sand (RS) in ultra-high performance river sand concrete (UHPRC). Ultra-high performance glass concretes (UHPGC) with different substitution ratios were prepared. The working performances and mechanical properties were evaluated, respectively. Meanwhile, the fracture characteristics of typical UHPC, UHPRC and UHPGC were characterized by acoustic emission (AE) parameters. Results show that the fluidities of typical UHPC and UHPRC are significantly enhanced by the addition of GS. The replacements of QS and RS by GS improve the compressive strengths of UHPC and UHPRC. When the replacement ratio of GS is 75%, the compressive strengths of typical UHPC and UHPRC both reach the maximum. The addition of GS presents no significant effects on flexural and splitting tensile strengths. Moreover, the fracture processes of UHPC, UHPRC and UHPGC under different loading conditions can be favorably characterized by AE amplitude and energy. The scanning electron microscope (SEM) tests of concrete mixes reveal the change trends of mechanical and fracture properties from the microcosmic point of view. The cleaner production of UHPGC realized the recycling of waste glass from landfill, which presents great potential for the future sustainable development of UHPC in bridge structures. (c) 2020 Elsevier Ltd. All rights reserved.

Keyword:

Mechanical properties Aggregate replacement Acoustic emission UHPC Glass sand

Author Community:

  • [ 1 ] [Jiao, Yubo]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing, Peoples R China
  • [ 2 ] [Zhang, Yao]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing, Peoples R China
  • [ 3 ] [Guo, Meng]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing, Peoples R China
  • [ 4 ] [Zhang, Lidong]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing, Peoples R China
  • [ 5 ] [Ning, Hao]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing, Peoples R China
  • [ 6 ] [Liu, Shiqi]Jilin Univ, Sch Transportat, Changchun, Peoples R China

Reprint Author's Address:

  • 郭猛

    [Guo, Meng]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing, Peoples R China

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Source :

JOURNAL OF CLEANER PRODUCTION

ISSN: 0959-6526

Year: 2020

Volume: 277

1 1 . 1 0 0

JCR@2022

ESI Discipline: ENGINEERING;

ESI HC Threshold:115

Cited Count:

WoS CC Cited Count: 101

SCOPUS Cited Count: 119

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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