Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics

Peridynamics (PD) represents a new non-local theory of continuum mechanics which uses integro differential equations instead of the typical local partial differential equations in its formulation. Thus, it is suitable for modelling fracture mechanics, where a continuum domain is modelled through par...

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Main Authors: Mohd Hilmy Naim, Mohd Yakin, Nik Abdullah, Nik Mohamed, Mohd Ruzaimi, Mat Rejab
Format: Book Chapter
Language:English
English
Published: Springer 2022
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/38674/
http://umpir.ump.edu.my/id/eprint/38674/1/ICMER_Naim.pdf
http://umpir.ump.edu.my/id/eprint/38674/2/Effect%20of%20particle%20discretization%20and%20horizon%20size%20on%20the%20displacement_abst.pdf
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author Mohd Hilmy Naim, Mohd Yakin
Nik Abdullah, Nik Mohamed
Mohd Ruzaimi, Mat Rejab
author_facet Mohd Hilmy Naim, Mohd Yakin
Nik Abdullah, Nik Mohamed
Mohd Ruzaimi, Mat Rejab
author_sort Mohd Hilmy Naim, Mohd Yakin
building UMP Institutional Repository
collection Online Access
description Peridynamics (PD) represents a new non-local theory of continuum mechanics which uses integro differential equations instead of the typical local partial differential equations in its formulation. Thus, it is suitable for modelling fracture mechanics, where a continuum domain is modelled through particles connected via physical interactions. The PD formulation allows us to model spontaneous crack initiation, and crack branching without the need for special mathematical treatment. The value of parameters such as particle discretization and horizon size will be chechked to make sure that it agreed to the result from FEM in elastic deformation before proceed to the failure mode. In PD, failure criterion is established when its stretch value exceeds a prescribed critical stretch value. In the classical bond model or Prototype Microelastic Brittle (PMB), the bond force grows linearly with the bond stretch, and the value suddenly goes down to zero when the bond stretch exceeds its critical value. This study will focus on the effect of horizon size and particle discretization on PD displacement of elastic analysis, and damage patterns with PMB damage model. The proposed study leads to a better understanding of how horizon size and particle disretisation affect the damage patterns in PD frameworks.
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language English
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spelling ump-386742023-09-25T07:25:57Z http://umpir.ump.edu.my/id/eprint/38674/ Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics Mohd Hilmy Naim, Mohd Yakin Nik Abdullah, Nik Mohamed Mohd Ruzaimi, Mat Rejab TJ Mechanical engineering and machinery TL Motor vehicles. Aeronautics. Astronautics Peridynamics (PD) represents a new non-local theory of continuum mechanics which uses integro differential equations instead of the typical local partial differential equations in its formulation. Thus, it is suitable for modelling fracture mechanics, where a continuum domain is modelled through particles connected via physical interactions. The PD formulation allows us to model spontaneous crack initiation, and crack branching without the need for special mathematical treatment. The value of parameters such as particle discretization and horizon size will be chechked to make sure that it agreed to the result from FEM in elastic deformation before proceed to the failure mode. In PD, failure criterion is established when its stretch value exceeds a prescribed critical stretch value. In the classical bond model or Prototype Microelastic Brittle (PMB), the bond force grows linearly with the bond stretch, and the value suddenly goes down to zero when the bond stretch exceeds its critical value. This study will focus on the effect of horizon size and particle discretization on PD displacement of elastic analysis, and damage patterns with PMB damage model. The proposed study leads to a better understanding of how horizon size and particle disretisation affect the damage patterns in PD frameworks. Springer 2022-08 Book Chapter PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/38674/1/ICMER_Naim.pdf pdf en http://umpir.ump.edu.my/id/eprint/38674/2/Effect%20of%20particle%20discretization%20and%20horizon%20size%20on%20the%20displacement_abst.pdf Mohd Hilmy Naim, Mohd Yakin and Nik Abdullah, Nik Mohamed and Mohd Ruzaimi, Mat Rejab (2022) Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics. In: Technological Advancement in Mechanical and Automotive Engineering. Lecture Notes in Mechanical Engineering . Springer, Singapore, 881 -897. ISBN 978-981-19-1456-0 https://doi.org/10.1007/978-981-19-1457-7_68
spellingShingle TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
Mohd Hilmy Naim, Mohd Yakin
Nik Abdullah, Nik Mohamed
Mohd Ruzaimi, Mat Rejab
Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
title Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
title_full Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
title_fullStr Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
title_full_unstemmed Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
title_short Effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
title_sort effect of particle discretization and horizon size on the displacement and damage plot using bond-based peridynamics
topic TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
url http://umpir.ump.edu.my/id/eprint/38674/
http://umpir.ump.edu.my/id/eprint/38674/
http://umpir.ump.edu.my/id/eprint/38674/1/ICMER_Naim.pdf
http://umpir.ump.edu.my/id/eprint/38674/2/Effect%20of%20particle%20discretization%20and%20horizon%20size%20on%20the%20displacement_abst.pdf