Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity

Polymer flooding effectiveness is hindered by high temperature and high salinity due to polymer degradation. Researchers proposed the addition of nanoparticle to improve polymer stability to withstand reservoir conditions. Therefore, extensive rheological study and flooding test of partially hydroly...

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Main Authors: Azli, Nur Bashirah, Junin, Radzuan, Agi, Augustine Aja, Risal, Abdul Rahim
Format: Article
Published: Tamkang University 2022
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Online Access:http://eprints.utm.my/id/eprint/99468/
http://dx.doi.org/10.6180/jase.202206_25(3).0015
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spelling my.utm.994682023-02-28T07:34:01Z http://eprints.utm.my/id/eprint/99468/ Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity Azli, Nur Bashirah Junin, Radzuan Agi, Augustine Aja Risal, Abdul Rahim TP Chemical technology Polymer flooding effectiveness is hindered by high temperature and high salinity due to polymer degradation. Researchers proposed the addition of nanoparticle to improve polymer stability to withstand reservoir conditions. Therefore, extensive rheological study and flooding test of partially hydrolyzed polyacrylamide (HPAM) solutions with silica dioxide nanoparticles (SiO2 NPs) were carried out under high temperature and high salinity conditions. Shear viscosity of HPAM-SiO2 NPs in rheological study was measured using rheometer while apparent viscosity in porous media was calculated from flooding test and modelled using a numerical model. Apparent viscosity includes shear viscosity and elongational viscosity. Shear viscosity was estimated from Carreau-Yasuda model and elongational viscosity was correlated with Deborah number via relaxation time. At T=80°C the shear viscosity and apparent viscosity in porous media of HPAM-SiO2 NPs are 50% and 64% higher than HPAM. The results further shows that HPAM-SiO2 NPs' shear viscosity and apparent viscosity in porous media at 60,000 ppm of NaCl are 39% and 53% higher than HPAM, respectively. Nevertheless, enhanced apparent viscosity of HPAM-SiO2 NPs was owed to the formation of stable and dense interwoven HPAM molecules induced from the hydrogen bonds and alkoxysilane (Si-O-Si) crosslinks between SiO2 NPs and HPAM. This study suggested that the addition of SiO2 NPs could significantly improves the HPAM apparent viscosity in porous media under high temperature and high salinity producing ideal mobility control agent. Tamkang University 2022 Article PeerReviewed Azli, Nur Bashirah and Junin, Radzuan and Agi, Augustine Aja and Risal, Abdul Rahim (2022) Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity. Journal of Applied Science and Engineering (Taiwan), 25 (3). pp. 581-593. ISSN 2708-9967 http://dx.doi.org/10.6180/jase.202206_25(3).0015 DOI : 10.6180/jase.202206_25(3).0015
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TP Chemical technology
spellingShingle TP Chemical technology
Azli, Nur Bashirah
Junin, Radzuan
Agi, Augustine Aja
Risal, Abdul Rahim
Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
description Polymer flooding effectiveness is hindered by high temperature and high salinity due to polymer degradation. Researchers proposed the addition of nanoparticle to improve polymer stability to withstand reservoir conditions. Therefore, extensive rheological study and flooding test of partially hydrolyzed polyacrylamide (HPAM) solutions with silica dioxide nanoparticles (SiO2 NPs) were carried out under high temperature and high salinity conditions. Shear viscosity of HPAM-SiO2 NPs in rheological study was measured using rheometer while apparent viscosity in porous media was calculated from flooding test and modelled using a numerical model. Apparent viscosity includes shear viscosity and elongational viscosity. Shear viscosity was estimated from Carreau-Yasuda model and elongational viscosity was correlated with Deborah number via relaxation time. At T=80°C the shear viscosity and apparent viscosity in porous media of HPAM-SiO2 NPs are 50% and 64% higher than HPAM. The results further shows that HPAM-SiO2 NPs' shear viscosity and apparent viscosity in porous media at 60,000 ppm of NaCl are 39% and 53% higher than HPAM, respectively. Nevertheless, enhanced apparent viscosity of HPAM-SiO2 NPs was owed to the formation of stable and dense interwoven HPAM molecules induced from the hydrogen bonds and alkoxysilane (Si-O-Si) crosslinks between SiO2 NPs and HPAM. This study suggested that the addition of SiO2 NPs could significantly improves the HPAM apparent viscosity in porous media under high temperature and high salinity producing ideal mobility control agent.
format Article
author Azli, Nur Bashirah
Junin, Radzuan
Agi, Augustine Aja
Risal, Abdul Rahim
author_facet Azli, Nur Bashirah
Junin, Radzuan
Agi, Augustine Aja
Risal, Abdul Rahim
author_sort Azli, Nur Bashirah
title Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
title_short Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
title_full Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
title_fullStr Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
title_full_unstemmed Partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
title_sort partially hydrolyzed polyacrylamide apparent viscosity in porous media enhancement by silica dioxide nanoparticles under high temperature and high salinity
publisher Tamkang University
publishDate 2022
url http://eprints.utm.my/id/eprint/99468/
http://dx.doi.org/10.6180/jase.202206_25(3).0015
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