[HTML][HTML] Microbial H2S generation in hydrocarbon reservoirs: Analysis of mechanisms and recent remediation technologies

HS Hagar, J Foroozesh, S Kumar, D Zivar… - Journal of Natural Gas …, 2022 - Elsevier
Sulphate reducing prokaryotes (SRP) cause hydrogen sulphide (H 2 S) generation in some
waterflooded hydrocarbon reservoirs that is known as microbial reservoir souring or …

Performance forecasting for polymer flooding in heavy oil reservoirs

E Amirian, M Dejam, Z Chen - Fuel, 2018 - Elsevier
As a supply for future fuel and energy demand, 95% of the bitumen deposits in North
America are expected to become a major source. The Steam Assisted Gravity Drainage …

On the benefits of desulfated seawater flooding in mature hydrocarbon fields

A Mahmoodi, SB Hosseinzadehsadati… - Science of the Total …, 2023 - Elsevier
Removal of sulfate from the injection seawater (desulfation) in hydrocarbon reservoirs is a
Modified Salinity Water (MSW) flooding method that mitigates microbial reservoir souring …

Experimental investigation of efficiency of MEOR process in a carbonate oil reservoir using Alcaligenes faecalis: impact of interfacial tension reduction and wettability …

A Najafi-Marghmaleki, S Kord, A Hashemi, H Motamedi - Fuel, 2018 - Elsevier
Abstract Microbial Enhanced Oil Recovery (MEOR) is a term which is attributed to the
process of utilizing bacterial activity for increasing the recovery factor of oil reservoirs. This …

Numerical Study on Tackling Microbial Reservoir Souring During Engineered Water Injection

A Fathy, AM Hassan, MB Abdullah… - SPE Improved Oil …, 2024 - onepetro.org
Sulfate-reducing bacteria (SRB) activity in reservoirs causes several challenges related to
reservoir souring during waterflooding. Sulfate removal units are utilized as a souring …

Effect of CO2 and salinity on microbial hydrogen sulphide generation in hydrocarbon reservoirs

HS Hagar, J Foroozesh - Journal of Natural Gas Science and Engineering, 2021 - Elsevier
This work investigates the effects of CO 2 and salinity on the biosouring process in
hydrocarbon reservoirs that is applicable in carbonated low salinity or smart water injection …

Nanopore confinement and pore connectivity considerations in modeling unconventional resources

A Sanaei, Y Ma, A Jamili - Journal of Energy …, 2019 - asmedigitalcollection.asme.org
Gas and liquid production from nanopore shale resources substantially increased during the
past decade due to the advances in horizontal drilling and multistage hydraulic fracturing …

Assessing sulfate-reducing bacteria influence on oilfield safety: Hydrogen sulfide emission and pipeline corrosion failure

H Sun, L Zhong, Y Zhu, J Zhu, Z Li, Z Zhang… - Engineering Failure …, 2024 - Elsevier
With the further development of oilfield, excessive sulfate-reducing bacteria (SRB) has
intensified odors and increased pipeline leakage incidents. Accurate predictive models of H …

Risk prediction for hydrogen sulfide emission based on sulfate-reducing bacteria in the water flooding oilfield

H Sun, L Zhong, Y Zhu, J Zhu, Y Zhou - Physics of Fluids, 2024 - pubs.aip.org
The water quality of the injection–production systems deteriorates as the water flooding
oilfields are developed more deeply, and the content of sulfate-reducing bacteria (SRB) …

Field observations of reservoir souring development and implications for the Extended Growth Zone (EGZ) souring model

I Skjevrak, DC Standnes, US Thomsen, J Xu… - Journal of Petroleum …, 2021 - Elsevier
Microbial generation of H 2 S in-situ due to injection of seawater, so-called reservoir souring,
can induce severe negative impact in terms of health, safety, maintenance and economics in …