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An acoustic Riemann solver for large strain computational contact dynamics
International Journal for Numerical Methods in Engineering, Volume: 123, Issue: 23, Pages: 5700 - 5748
Swansea University Authors: Chun Hean Lee , Antonio Gil
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DOI (Published version): 10.1002/nme.7085
Abstract
This paper presents a vertex-centred finite volume algorithm for the explicit dynamic analysis of large strain contact problems. The methodology exploits the use of a system of first order conservation equations written in terms of the linear momentum and a triplet of geometric deformation measures...
Published in: | International Journal for Numerical Methods in Engineering |
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ISSN: | 0029-5981 1097-0207 |
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Wiley
2022
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The methodology exploits the use of a system of first order conservation equations written in terms of the linear momentum and a triplet of geometric deformation measures (comprising the deformation gradient tensor, its co-factor and its Jacobian) together with their associated jump conditions. The latter can be used to derive several dynamic contact models ensuring the preservation of hyperbolic characteristic structure across solution discontinuities at the contact interface, a clear advantage over the standard quasi-static contact models where the influence of inertial effects at the contact interface is completely neglected. Taking advantage of the conservative nature of the formalism, both kinetic (traction) and kinematic (velocity) contact interface conditions are explicitly enforced at the fluxes through the use of appropriate jump conditions. Specifically, the kinetic condition is enforced in the usual linear momentum equation, whereas the kinematic condition can now be easily enforced in the geometric conservation equations without requiring a computationally demanding iterative algorithm. Additionally, a Total Variation Diminishing shock capturing technique can be suitably incorporated in order to improve dramatically the performance of the algorithm at the vicinity of shocks. Moreover, and to guarantee stability from the spatial discretisation standpoint, global entropy production is demonstrated through the satisfaction of semi-discrete version of the classical Coleman–Noll procedure expressed in terms of the time rate of the so-called Hamiltonian energy of the system. Finally, a series of numerical examples is examined in order to assess the performance and applicability of the algorithm suitably implemented in OpenFOAM. The knowledge of the potential contact loci between contact interfaces is assumed to be known a priori.</abstract><type>Journal Article</type><journal>International Journal for Numerical Methods in Engineering</journal><volume>123</volume><journalNumber>23</journalNumber><paginationStart>5700</paginationStart><paginationEnd>5748</paginationEnd><publisher>Wiley</publisher><placeOfPublication/><isbnPrint/><isbnElectronic/><issnPrint>0029-5981</issnPrint><issnElectronic>1097-0207</issnElectronic><keywords>Explicit contact dynamics, Conservation laws, large strain, Riemann solver, OpenFOAM, Shocks</keywords><publishedDay>5</publishedDay><publishedMonth>8</publishedMonth><publishedYear>2022</publishedYear><publishedDate>2022-08-05</publishedDate><doi>10.1002/nme.7085</doi><url/><notes/><college>COLLEGE NANME</college><CollegeCode>COLLEGE CODE</CollegeCode><institution>Swansea University</institution><apcterm/><funders>Runcie and Lee gratefully acknowledge the support provided by the EPSRC Strategic SupportPackage: Engineering of Active Materials by Multiscale/Multiphysics Computational Mechan-ics - EP/R008531/1. 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v2 60808 2022-08-15 An acoustic Riemann solver for large strain computational contact dynamics e3024bdeee2dee48376c2a76b7147f2f 0000-0003-1102-3729 Chun Hean Lee Chun Hean Lee true false 1f5666865d1c6de9469f8b7d0d6d30e2 0000-0001-7753-1414 Antonio Gil Antonio Gil true false 2022-08-15 This paper presents a vertex-centred finite volume algorithm for the explicit dynamic analysis of large strain contact problems. The methodology exploits the use of a system of first order conservation equations written in terms of the linear momentum and a triplet of geometric deformation measures (comprising the deformation gradient tensor, its co-factor and its Jacobian) together with their associated jump conditions. The latter can be used to derive several dynamic contact models ensuring the preservation of hyperbolic characteristic structure across solution discontinuities at the contact interface, a clear advantage over the standard quasi-static contact models where the influence of inertial effects at the contact interface is completely neglected. Taking advantage of the conservative nature of the formalism, both kinetic (traction) and kinematic (velocity) contact interface conditions are explicitly enforced at the fluxes through the use of appropriate jump conditions. Specifically, the kinetic condition is enforced in the usual linear momentum equation, whereas the kinematic condition can now be easily enforced in the geometric conservation equations without requiring a computationally demanding iterative algorithm. Additionally, a Total Variation Diminishing shock capturing technique can be suitably incorporated in order to improve dramatically the performance of the algorithm at the vicinity of shocks. Moreover, and to guarantee stability from the spatial discretisation standpoint, global entropy production is demonstrated through the satisfaction of semi-discrete version of the classical Coleman–Noll procedure expressed in terms of the time rate of the so-called Hamiltonian energy of the system. Finally, a series of numerical examples is examined in order to assess the performance and applicability of the algorithm suitably implemented in OpenFOAM. The knowledge of the potential contact loci between contact interfaces is assumed to be known a priori. Journal Article International Journal for Numerical Methods in Engineering 123 23 5700 5748 Wiley 0029-5981 1097-0207 Explicit contact dynamics, Conservation laws, large strain, Riemann solver, OpenFOAM, Shocks 5 8 2022 2022-08-05 10.1002/nme.7085 COLLEGE NANME COLLEGE CODE Swansea University Runcie and Lee gratefully acknowledge the support provided by the EPSRC Strategic SupportPackage: Engineering of Active Materials by Multiscale/Multiphysics Computational Mechan-ics - EP/R008531/1. Gil and Lee would like to acknowledge the financial support receivedthrough the project Marie Sk lodowska-Curie ITN-EJD ProTechTion, funded by the EuropeanUnion Horizon 2020 research and innovation program with grant number 764636. 2024-07-17T08:47:11.5708938 2022-08-15T08:54:50.5249556 Faculty of Science and Engineering School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Civil Engineering Callum J. Runcie 1 Chun Hean Lee 0000-0003-1102-3729 2 Jibran Haider 3 Antonio Gil 0000-0001-7753-1414 4 Javier Bonet 5 60808__24912__8d80e1edfc734693a6548c83a251ba5b.pdf 60808.pdf 2022-08-15T08:59:26.8069349 Output 28088753 application/pdf Accepted Manuscript true 2023-08-05T00:00:00.0000000 true eng |
title |
An acoustic Riemann solver for large strain computational contact dynamics |
spellingShingle |
An acoustic Riemann solver for large strain computational contact dynamics Chun Hean Lee Antonio Gil |
title_short |
An acoustic Riemann solver for large strain computational contact dynamics |
title_full |
An acoustic Riemann solver for large strain computational contact dynamics |
title_fullStr |
An acoustic Riemann solver for large strain computational contact dynamics |
title_full_unstemmed |
An acoustic Riemann solver for large strain computational contact dynamics |
title_sort |
An acoustic Riemann solver for large strain computational contact dynamics |
author_id_str_mv |
e3024bdeee2dee48376c2a76b7147f2f 1f5666865d1c6de9469f8b7d0d6d30e2 |
author_id_fullname_str_mv |
e3024bdeee2dee48376c2a76b7147f2f_***_Chun Hean Lee 1f5666865d1c6de9469f8b7d0d6d30e2_***_Antonio Gil |
author |
Chun Hean Lee Antonio Gil |
author2 |
Callum J. Runcie Chun Hean Lee Jibran Haider Antonio Gil Javier Bonet |
format |
Journal article |
container_title |
International Journal for Numerical Methods in Engineering |
container_volume |
123 |
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23 |
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5700 |
publishDate |
2022 |
institution |
Swansea University |
issn |
0029-5981 1097-0207 |
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10.1002/nme.7085 |
publisher |
Wiley |
college_str |
Faculty of Science and Engineering |
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facultyofscienceandengineering |
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Faculty of Science and Engineering |
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Faculty of Science and Engineering |
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School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Civil Engineering{{{_:::_}}}Faculty of Science and Engineering{{{_:::_}}}School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Civil Engineering |
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description |
This paper presents a vertex-centred finite volume algorithm for the explicit dynamic analysis of large strain contact problems. The methodology exploits the use of a system of first order conservation equations written in terms of the linear momentum and a triplet of geometric deformation measures (comprising the deformation gradient tensor, its co-factor and its Jacobian) together with their associated jump conditions. The latter can be used to derive several dynamic contact models ensuring the preservation of hyperbolic characteristic structure across solution discontinuities at the contact interface, a clear advantage over the standard quasi-static contact models where the influence of inertial effects at the contact interface is completely neglected. Taking advantage of the conservative nature of the formalism, both kinetic (traction) and kinematic (velocity) contact interface conditions are explicitly enforced at the fluxes through the use of appropriate jump conditions. Specifically, the kinetic condition is enforced in the usual linear momentum equation, whereas the kinematic condition can now be easily enforced in the geometric conservation equations without requiring a computationally demanding iterative algorithm. Additionally, a Total Variation Diminishing shock capturing technique can be suitably incorporated in order to improve dramatically the performance of the algorithm at the vicinity of shocks. Moreover, and to guarantee stability from the spatial discretisation standpoint, global entropy production is demonstrated through the satisfaction of semi-discrete version of the classical Coleman–Noll procedure expressed in terms of the time rate of the so-called Hamiltonian energy of the system. Finally, a series of numerical examples is examined in order to assess the performance and applicability of the algorithm suitably implemented in OpenFOAM. The knowledge of the potential contact loci between contact interfaces is assumed to be known a priori. |
published_date |
2022-08-05T08:47:11Z |
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1804811560470708224 |
score |
11.035655 |