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A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models
Biomechanics and Modeling in Mechanobiology, Volume: 18, Issue: 4, Pages: 939 - 951
Swansea University Authors: Alberto Coccarelli , Perumal Nithiarasu
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DOI (Published version): 10.1007/s10237-019-01122-8
Abstract
In this paper we introduce a novel method for prescribing terminal boundary conditions in one-dimensional arterial flow networks. This is carried out by coupling the terminal arterial vessel with a poro-elastic tube, representing the flow resistance offered by microcirculation. The performance of th...
Published in: | Biomechanics and Modeling in Mechanobiology |
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ISSN: | 1617-7959 1617-7940 |
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Springer Science and Business Media LLC
2019
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URI: | https://cronfa.swan.ac.uk/Record/cronfa48329 |
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2020-10-19T14:36:27.4969086 v2 48329 2019-01-22 A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models 06fd3332e5eb3cf4bb4e75a24f49149d 0000-0003-1511-9015 Alberto Coccarelli Alberto Coccarelli true false 3b28bf59358fc2b9bd9a46897dbfc92d 0000-0002-4901-2980 Perumal Nithiarasu Perumal Nithiarasu true false 2019-01-22 MECH In this paper we introduce a novel method for prescribing terminal boundary conditions in one-dimensional arterial flow networks. This is carried out by coupling the terminal arterial vessel with a poro-elastic tube, representing the flow resistance offered by microcirculation. The performance of the proposed porous media-based model has been investigated through several different numerical examples. First, we investigate model parameters that have a profound influence on the flow and pressure distributions of the system. The simulation results have been compared against the waveforms generated by three elements (RCR) Windkessel model. The proposed model is also integrated into a realistic arterial tree, and the results obtained have been compared against experimental data at different locations of the network. The accuracy and simplicity of the proposed model demonstrates that it can be an excellent alternative for the existing models. Journal Article Biomechanics and Modeling in Mechanobiology 18 4 939 951 Springer Science and Business Media LLC 1617-7959 1617-7940 1 8 2019 2019-08-01 10.1007/s10237-019-01122-8 COLLEGE NANME Mechanical Engineering COLLEGE CODE MECH Swansea University 2020-10-19T14:36:27.4969086 2019-01-22T11:33:05.6366042 Faculty of Science and Engineering School of Aerospace, Civil, Electrical, General and Mechanical Engineering - Civil Engineering Alberto Coccarelli 0000-0003-1511-9015 1 Arul Prakash 2 Perumal Nithiarasu 0000-0002-4901-2980 3 48329__17611__a0206e47abaf434198fc9b12db86accd.pdf coccarelli2019searchable.pdf 2020-06-30T17:13:34.7154143 Output 2537988 application/pdf Enhanced Version of Record true This article is distributed under the terms of the Creative Commons Attribution 4.0 International License true http://creativecommons.org/licenses/by/4.0/ |
title |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models |
spellingShingle |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models Alberto Coccarelli Perumal Nithiarasu |
title_short |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models |
title_full |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models |
title_fullStr |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models |
title_full_unstemmed |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models |
title_sort |
A novel porous media-based approach to outflow boundary resistances of 1D arterial blood flow models |
author_id_str_mv |
06fd3332e5eb3cf4bb4e75a24f49149d 3b28bf59358fc2b9bd9a46897dbfc92d |
author_id_fullname_str_mv |
06fd3332e5eb3cf4bb4e75a24f49149d_***_Alberto Coccarelli 3b28bf59358fc2b9bd9a46897dbfc92d_***_Perumal Nithiarasu |
author |
Alberto Coccarelli Perumal Nithiarasu |
author2 |
Alberto Coccarelli Arul Prakash Perumal Nithiarasu |
format |
Journal article |
container_title |
Biomechanics and Modeling in Mechanobiology |
container_volume |
18 |
container_issue |
4 |
container_start_page |
939 |
publishDate |
2019 |
institution |
Swansea University |
issn |
1617-7959 1617-7940 |
doi_str_mv |
10.1007/s10237-019-01122-8 |
publisher |
Springer Science and Business Media LLC |
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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facultyofscienceandengineering |
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Faculty of Science and Engineering |
department_str |
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 |
In this paper we introduce a novel method for prescribing terminal boundary conditions in one-dimensional arterial flow networks. This is carried out by coupling the terminal arterial vessel with a poro-elastic tube, representing the flow resistance offered by microcirculation. The performance of the proposed porous media-based model has been investigated through several different numerical examples. First, we investigate model parameters that have a profound influence on the flow and pressure distributions of the system. The simulation results have been compared against the waveforms generated by three elements (RCR) Windkessel model. The proposed model is also integrated into a realistic arterial tree, and the results obtained have been compared against experimental data at different locations of the network. The accuracy and simplicity of the proposed model demonstrates that it can be an excellent alternative for the existing models. |
published_date |
2019-08-01T03:58:43Z |
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1763752985787105280 |
score |
11.037056 |