Structural Evaluation of Cable Bolts under Static Loading

Rock bursts are a natural phenomenon that are caused by high stresses and faults within the deep geological profile. The framework within deep mining excavations, comprising various rock and face supports such as cable bolts, is required to withstand rock bursts. These mechanisms are subject to stat...

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Main Authors: Faham Tahmasebinia, Adam Yang, Patrick Feghali, Krzysztof Skrzypkowski
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/3/1326
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author Faham Tahmasebinia
Adam Yang
Patrick Feghali
Krzysztof Skrzypkowski
author_facet Faham Tahmasebinia
Adam Yang
Patrick Feghali
Krzysztof Skrzypkowski
author_sort Faham Tahmasebinia
collection DOAJ
description Rock bursts are a natural phenomenon that are caused by high stresses and faults within the deep geological profile. The framework within deep mining excavations, comprising various rock and face supports such as cable bolts, is required to withstand rock bursts. These mechanisms are subject to static and dynamic loading conditions which possess unique challenges. This study focused on the shearing impact of static loads on cable bolts, a key structural support mechanism designed to absorb energy and investigate the impacts of bolt diameter and strength. A double shear test was modelled using the Finite Element Analysis (FEA) software ABAQUS/Explicit. A double shear test was modelled using Finite Element Modelling (FEM) by creating individual parts, assigning material and contact properties and applying a load directly on the central block. Because ABAQUS/Explicit was used, a primarily dynamic analysis tool, quasi-static loading, was applied to negate the natural time scale. A total of six bolt diameters and six bolt strengths were tested. A positive correlation was exhibited between the bolt diameter, yield strength and the maximum force and displacement.
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spelling doaj.art-93130d17dc624459ba4e653a48c31fe52023-11-16T16:03:51ZengMDPI AGApplied Sciences2076-34172023-01-01133132610.3390/app13031326Structural Evaluation of Cable Bolts under Static LoadingFaham Tahmasebinia0Adam Yang1Patrick Feghali2Krzysztof Skrzypkowski3School of Civil Engineering, The University of Sydney, Sydney, NSW 2006, AustraliaSchool of Civil Engineering, The University of Sydney, Sydney, NSW 2006, AustraliaSchool of Civil Engineering, The University of Sydney, Sydney, NSW 2006, AustraliaFaculty of Civil Engineering and Resource Management, AGH University of Science and Technology, Mickiewicza 30 Av., 30-059 Krakow, PolandRock bursts are a natural phenomenon that are caused by high stresses and faults within the deep geological profile. The framework within deep mining excavations, comprising various rock and face supports such as cable bolts, is required to withstand rock bursts. These mechanisms are subject to static and dynamic loading conditions which possess unique challenges. This study focused on the shearing impact of static loads on cable bolts, a key structural support mechanism designed to absorb energy and investigate the impacts of bolt diameter and strength. A double shear test was modelled using the Finite Element Analysis (FEA) software ABAQUS/Explicit. A double shear test was modelled using Finite Element Modelling (FEM) by creating individual parts, assigning material and contact properties and applying a load directly on the central block. Because ABAQUS/Explicit was used, a primarily dynamic analysis tool, quasi-static loading, was applied to negate the natural time scale. A total of six bolt diameters and six bolt strengths were tested. A positive correlation was exhibited between the bolt diameter, yield strength and the maximum force and displacement.https://www.mdpi.com/2076-3417/13/3/1326cable boltstatic loadingdouble shear testrock burstfinite element analysisfinite element modelling
spellingShingle Faham Tahmasebinia
Adam Yang
Patrick Feghali
Krzysztof Skrzypkowski
Structural Evaluation of Cable Bolts under Static Loading
Applied Sciences
cable bolt
static loading
double shear test
rock burst
finite element analysis
finite element modelling
title Structural Evaluation of Cable Bolts under Static Loading
title_full Structural Evaluation of Cable Bolts under Static Loading
title_fullStr Structural Evaluation of Cable Bolts under Static Loading
title_full_unstemmed Structural Evaluation of Cable Bolts under Static Loading
title_short Structural Evaluation of Cable Bolts under Static Loading
title_sort structural evaluation of cable bolts under static loading
topic cable bolt
static loading
double shear test
rock burst
finite element analysis
finite element modelling
url https://www.mdpi.com/2076-3417/13/3/1326
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