The Effect of Salt on Stability of Aqueous Foams

The properties of foams are often affected by environmental variables such as salt contamination. The objective of this study is to investigate the impact of salt on the drainage behavior of aqueous foams. To accomplish this objective, drainage experiments were conducted on aqueous foams. Test varia...

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Main Authors: Oyindamola Obisesan, Ramadan Ahmed, Mahmood Amani
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/2/279
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author Oyindamola Obisesan
Ramadan Ahmed
Mahmood Amani
author_facet Oyindamola Obisesan
Ramadan Ahmed
Mahmood Amani
author_sort Oyindamola Obisesan
collection DOAJ
description The properties of foams are often affected by environmental variables such as salt contamination. The objective of this study is to investigate the impact of salt on the drainage behavior of aqueous foams. To accomplish this objective, drainage experiments were conducted on aqueous foams. Test variables were foam quality (40–65%), and salt content (0% to 18%), and type. To investigate drainage, the foam was generated in a flow loop and trapped in a vertical test section. Then, the pressure profile in the foam column was measured using ten pressure sensors. Foam drainage is determined as a function of time using measured pressure profiles. The results show that the drainage of NaCl-containing foams decreased with foam quality, whereas the CaCl<sub>2</sub>-containing foams did not exhibit a clear trend with foam quality. The effect of salt content on foam rheology was minimal.
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spelling doaj.art-9729c9b42a404ef3805c13b467ab81af2023-12-03T12:13:59ZengMDPI AGEnergies1996-10732021-01-0114227910.3390/en14020279The Effect of Salt on Stability of Aqueous FoamsOyindamola Obisesan0Ramadan Ahmed1Mahmood Amani2Mewbourne School of Petroleum and Geological Engineering, University of Oklahoma, Norman, OK 73019, USAMewbourne School of Petroleum and Geological Engineering, University of Oklahoma, Norman, OK 73019, USAPetroleum Engineering Department, Texas A&M University at Qatar, Doha 23874, QatarThe properties of foams are often affected by environmental variables such as salt contamination. The objective of this study is to investigate the impact of salt on the drainage behavior of aqueous foams. To accomplish this objective, drainage experiments were conducted on aqueous foams. Test variables were foam quality (40–65%), and salt content (0% to 18%), and type. To investigate drainage, the foam was generated in a flow loop and trapped in a vertical test section. Then, the pressure profile in the foam column was measured using ten pressure sensors. Foam drainage is determined as a function of time using measured pressure profiles. The results show that the drainage of NaCl-containing foams decreased with foam quality, whereas the CaCl<sub>2</sub>-containing foams did not exhibit a clear trend with foam quality. The effect of salt content on foam rheology was minimal.https://www.mdpi.com/1996-1073/14/2/279foamstabilitydrainagerheologypressurequality
spellingShingle Oyindamola Obisesan
Ramadan Ahmed
Mahmood Amani
The Effect of Salt on Stability of Aqueous Foams
Energies
foam
stability
drainage
rheology
pressure
quality
title The Effect of Salt on Stability of Aqueous Foams
title_full The Effect of Salt on Stability of Aqueous Foams
title_fullStr The Effect of Salt on Stability of Aqueous Foams
title_full_unstemmed The Effect of Salt on Stability of Aqueous Foams
title_short The Effect of Salt on Stability of Aqueous Foams
title_sort effect of salt on stability of aqueous foams
topic foam
stability
drainage
rheology
pressure
quality
url https://www.mdpi.com/1996-1073/14/2/279
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