Understanding the enhanced oil recovery performance of low salinity water injection: Which mechanism is predominant?

  • K. Hassani
  • , A. Saeibehrouzi
  • , B. Rostami
  • , A. Fathollahi

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingspeer-review

1 Citation (Scopus)

Abstract

In this study, wettability alteration, fine migration, and double-layer expansion mechanisms in a particular condition are investigated to find the predominant mechanism. Amott-Harvey and zeta potential tests were performed to study wettability and ion strength variations, respectively. The results of Amott-Harvey indicated wettability alteration from oil-wet to neutral-wet conditions by LSW injection. Zeta potential measurements suggested that the reduction of salinity leads to double-layer expansion; and an increase in wetting affinity of rock towards more water-wet conditions. Also, the fine movement mechanism did not have a significant effect on this process.

Original languageEnglish
Title of host publication82nd EAGE Conference and Exhibition 2021
PublisherEuropean Association of Geoscientists and Engineers
Pages4813-4817
Number of pages5
Volume6
ISBN (Electronic)978-1-7138-4144-9
DOIs
Publication statusPublished - 2021
Externally publishedYes
Event82nd EAGE Conference and Exhibition 2021 - Amsterdam, Virtual, Netherlands
Duration: 18 Oct 202121 Oct 2021

Conference

Conference82nd EAGE Conference and Exhibition 2021
Country/TerritoryNetherlands
CityAmsterdam, Virtual
Period18/10/2121/10/21

Programme Area

  • Programme Area 3: Energy Resources

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