Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage

To study the influence of coral sand particle breakage on its dynamic characteristics, taking the South China Sea coral sand as the research object, one-dimensional consolidation test was conducted to prepare different particle breakage degree samples, and then, the GCTS resonant column test was car...

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Main Authors: Hui Long, Ke Zhuang, Bo Deng, Jianlin Jiao, Junjie Zuo, Enlu You
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Geofluids
Online Access:http://dx.doi.org/10.1155/2022/5304179
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author Hui Long
Ke Zhuang
Bo Deng
Jianlin Jiao
Junjie Zuo
Enlu You
author_facet Hui Long
Ke Zhuang
Bo Deng
Jianlin Jiao
Junjie Zuo
Enlu You
author_sort Hui Long
collection DOAJ
description To study the influence of coral sand particle breakage on its dynamic characteristics, taking the South China Sea coral sand as the research object, one-dimensional consolidation test was conducted to prepare different particle breakage degree samples, and then, the GCTS resonant column test was carried out on these samples. The results show that with the degree of coral sand particle breakage increases, the maximum dynamic shear modulus of coral sand first increases and then decreases, and the minimum damping ratio also shows a similar trend. In addition, based on Hardin’s theory of the relative breakage, this study proposes a new modified relative breakage Br′ for describing particle breakage and establishes a relationship between the maximum dynamic shear modulus and the modified relative breakage Br′.
format Article
id doaj-art-7bae03323bf84214b212c47d1aea0907
institution Kabale University
issn 1468-8123
language English
publishDate 2022-01-01
publisher Wiley
record_format Article
series Geofluids
spelling doaj-art-7bae03323bf84214b212c47d1aea09072025-02-03T06:01:17ZengWileyGeofluids1468-81232022-01-01202210.1155/2022/5304179Dynamic Characteristics of Coral Sand in the Condition of Particle BreakageHui Long0Ke Zhuang1Bo Deng2Jianlin Jiao3Junjie Zuo4Enlu You5School of Civil EngineeringSchool of Civil EngineeringSchool of Civil EngineeringChangsha Metro Group Co.School of Civil EngineeringSchool of Civil EngineeringTo study the influence of coral sand particle breakage on its dynamic characteristics, taking the South China Sea coral sand as the research object, one-dimensional consolidation test was conducted to prepare different particle breakage degree samples, and then, the GCTS resonant column test was carried out on these samples. The results show that with the degree of coral sand particle breakage increases, the maximum dynamic shear modulus of coral sand first increases and then decreases, and the minimum damping ratio also shows a similar trend. In addition, based on Hardin’s theory of the relative breakage, this study proposes a new modified relative breakage Br′ for describing particle breakage and establishes a relationship between the maximum dynamic shear modulus and the modified relative breakage Br′.http://dx.doi.org/10.1155/2022/5304179
spellingShingle Hui Long
Ke Zhuang
Bo Deng
Jianlin Jiao
Junjie Zuo
Enlu You
Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage
Geofluids
title Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage
title_full Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage
title_fullStr Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage
title_full_unstemmed Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage
title_short Dynamic Characteristics of Coral Sand in the Condition of Particle Breakage
title_sort dynamic characteristics of coral sand in the condition of particle breakage
url http://dx.doi.org/10.1155/2022/5304179
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AT kezhuang dynamiccharacteristicsofcoralsandintheconditionofparticlebreakage
AT bodeng dynamiccharacteristicsofcoralsandintheconditionofparticlebreakage
AT jianlinjiao dynamiccharacteristicsofcoralsandintheconditionofparticlebreakage
AT junjiezuo dynamiccharacteristicsofcoralsandintheconditionofparticlebreakage
AT enluyou dynamiccharacteristicsofcoralsandintheconditionofparticlebreakage