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

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

Publikation: Bidrag til bog/rapport/konferenceproceedingsKonferenceartikel i proceedingspeer review

1 Citationer (Scopus)

Resumé

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.

OriginalsprogEngelsk
Titel82nd EAGE Conference and Exhibition 2021
ForlagEuropean Association of Geoscientists and Engineers
Sider4813-4817
Antal sider5
Vol/bind6
ISBN (Elektronisk)978-1-7138-4144-9
DOI
StatusUdgivet - 2021
Udgivet eksterntJa
Begivenhed82nd EAGE Conference and Exhibition 2021 - Amsterdam, Virtual, Holland
Varighed: 18 okt. 202121 okt. 2021

Konference

Konference82nd EAGE Conference and Exhibition 2021
Land/OmrådeHolland
ByAmsterdam, Virtual
Periode18/10/2121/10/21

Programområde

  • Programområde 3: Energiressourcer

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