All Outputs (73)

Physicochemical characterization of sodium surfactin for oil and gas industry application (2018)
Journal Article
Suleiman, S., Abbas, A., Babaie, M., & Nasr, G. (2018). Physicochemical characterization of sodium surfactin for oil and gas industry application. Journal of Engineering Technology, 7(2), 342-353

Introduction – Industry operators are becoming more critical of synthetic surfactants for various oil and gas operations. Principal among these concerns is the environmental degradation. As a result, there is increasing interest in the use of biosurf... Read More about Physicochemical characterization of sodium surfactin for oil and gas industry application.

Stabilizing biopolymers in water-based drilling fluids at high temperature using antioxidants, a formate salt, and polyglycol (2018)
Journal Article
Akpan, E., Enyi, G., Nasr, G., & Yahaya, A. (2018). Stabilizing biopolymers in water-based drilling fluids at high temperature using antioxidants, a formate salt, and polyglycol. Journal of Engineering Technology, 7(2), 469-486

Biopolymers degrade in water-based drilling fluids when exposed to high temperatures for some time, thus leading to hole-cleaning problems such as stuck pipe. To stabilise biopolymers in drilling fluids, the mechanisms by which they degrade at elevat... Read More about Stabilizing biopolymers in water-based drilling fluids at high temperature using antioxidants, a formate salt, and polyglycol.

Experimental investigation of methane-water and methane-brine IFT measurements using pendant drop (rising bubble) method (2018)
Journal Article
Yahaya, A., Akpan, E., Enyi, G., Nasr, G., & Abbas, A. (2018). Experimental investigation of methane-water and methane-brine IFT measurements using pendant drop (rising bubble) method. Journal of Engineering Technology, 6(1), 394-407

Gas hydrate formation involves low molecular gas mass transfer to a cage-like structure formed by water molecule under low temperature and high-pressure conditions. Gas hydrate is considered a problem if it develops along a pipeline. In order to solv... Read More about Experimental investigation of methane-water and methane-brine IFT measurements using pendant drop (rising bubble) method.

Enhanced gas recovery by CO2 injection and sequestration : effect of connate water salinity on displacement efficiency (2017)
Presentation / Conference
Abba, M., Abbas, A., & Nasr, G. (2017, November). Enhanced gas recovery by CO2 injection and sequestration : effect of connate water salinity on displacement efficiency. Poster presented at Abu Dhabi International Petroleum Exhibition and Conference, Abu Dhabi, UAE

As natural gas continues to gain widespread usage as a source of cleaner and efficient fossil fuel, while greenhouse gas emission is attracting environmental consequences, the need for a viable method to enhance gas recovery and curtail greenhouse ga... Read More about Enhanced gas recovery by CO2 injection and sequestration : effect of connate water salinity on displacement efficiency.

Effect of impermeable barrier orientation on bottom water cresting (2017)
Journal Article
Akangbou, H., Burby, M., Nasr, G., & Babaie, M. (2017). Effect of impermeable barrier orientation on bottom water cresting. Journal of Engineering Technology, 6(2), 853-869

The use of either a permeable or semi-permeable barriers has been proven to be effective in minimizing cresting effects in oil reservoirs characterized by strong bottom aquifer, with the latter known to be more effective. Most research has been focus... Read More about Effect of impermeable barrier orientation on bottom water cresting.

Economic evaluation of environmentally friendly vegetable oil-based invert emulsion (2017)
Journal Article
Ihenacho, P., Burby, M., Nasr, G., & Enyi, G. (2017). Economic evaluation of environmentally friendly vegetable oil-based invert emulsion. Journal of Engineering Technology, 6(2), 776-783

Stringent environmental regulations and technical requirements of difficult formations such as shale demand the use of functional mud system to complete a well safely and economically. The economic viability of 50/50 oil-water ratio invert emulsion... Read More about Economic evaluation of environmentally friendly vegetable oil-based invert emulsion.

Wettability effects on Bandera Gray Sandstone using biosurfactants (2017)
Journal Article
Ukwungwu, S., Abbas, A., Nasr, G., Allison, H., & Goodman, S. (2017). Wettability effects on Bandera Gray Sandstone using biosurfactants. Journal of Engineering Technology, 6(2),

Despite the growing demand for sustainable technologies that enhance residual oil recovery, the environmental and cost benefits of Microbial Enhanced Oil Recovery (MEOR) have favoured an increased research that is utilising a biosurfactant for oil re... Read More about Wettability effects on Bandera Gray Sandstone using biosurfactants.

Proactive control of cresting in homogeneous oil reservoirs : an experimental study (2017)
Journal Article
Akangbou, H., Burby, M., & Nasr, G. (2017). Proactive control of cresting in homogeneous oil reservoirs : an experimental study. Petroleum Science, 14(4), 755-764. https://doi.org/10.1007/s12182-017-0167-0

This paper sets out to experimentally investigate the use of electromagnetic valve in controlling production of water during cresting from homogeneous non-fractured thick and thin-oil reservoirs, based on the principle of capillarity and breakthrou... Read More about Proactive control of cresting in homogeneous oil reservoirs : an experimental study.

Particle emissions of a diesel car during real world urban driving (2017)
Presentation / Conference
Babaie, M., Deka, E., Ameri, R., Siteisamtinieri, S., Bodisco, T., Nourian, A., & Nasr, G. (2017, June). Particle emissions of a diesel car during real world urban driving. Poster presented at 2017 Cambridge Particle Meeting, Cambridge

Diesel engines are known to have good fuel economy that makes them to be the ideal source of power when it comes to mining, transportation, excavation, drilling and even for domestic use. The increase use of diesel engines has however introduced the... Read More about Particle emissions of a diesel car during real world urban driving.

The influence of temperature and pressure on surface tension and bubble diameter of methane (CH4) and Carbon dioxide (CO2) in water (2017)
Presentation / Conference
Yahaya, A., Enyi, G., Abbas, A., & Nasr, G. (2017, June). The influence of temperature and pressure on surface tension and bubble diameter of methane (CH4) and Carbon dioxide (CO2) in water. Presented at 6th International Conference on Petroleum Engineering, Spain

Surface tension is very important property in petroleum and gas operations. It provide an insight into the understanding most of multiphase fluids behaviour. In this experimental study, the surface tension of methane and carbon dioxide bubbles in a c... Read More about The influence of temperature and pressure on surface tension and bubble diameter of methane (CH4) and Carbon dioxide (CO2) in water.

Effectively optimizing production of horizontal wells in homogeneous oil reservoirs (2016)
Journal Article
Akangbou, H., Burby, M., & Nasr, G. (2017). Effectively optimizing production of horizontal wells in homogeneous oil reservoirs. Journal of Petroleum Science and Engineering, 150, 128-136. https://doi.org/10.1016/j.petrol.2016.12.005

Horizontal well applications have been predominant since their conception, for reasons such as effective depletion of oil reservoirs and especially in water cresting, gas cresting or water and gas cresting applications due to the casings enhanced exp... Read More about Effectively optimizing production of horizontal wells in homogeneous oil reservoirs.

Impact pressure distribution in flat fan nozzles for descaling oil wells (2016)
Journal Article
Abbas, A., Nasr, G., Nourian, A., & Enyi, G. (2016). Impact pressure distribution in flat fan nozzles for descaling oil wells. Journal of Energy and Power Engineering, 10(6), 352-357. https://doi.org/10.17265/1934-8975/2016.06.003

The suitability of high pressure nozzles in terms of impact upon targeted surfaces has indicated its effectiveness for the cleaning of oil production tubing scale, which has recently attracted wider industrial applications considering its efficiency... Read More about Impact pressure distribution in flat fan nozzles for descaling oil wells.

Inhibition performance of mild steel corrosion in the presence of Co2, HAc and MEG (2016)
Presentation / Conference
Ikeh, L., Enyi, G., & Nasr, G. (2016, May). Inhibition performance of mild steel corrosion in the presence of Co2, HAc and MEG. Presented at SPE International Oilfield Corrosion Conference and Exhibition, Aberdeen, Scotland, UK

The formation of hydrate and scale deposition is a major challenge in the petroleum industry.To avoid corrosion and hydrate formation, monoethylene glycol (MEG) is been utilized in the pipeline as an antifreeze and anticorrosion agent. It has been ob... Read More about Inhibition performance of mild steel corrosion in the presence of Co2, HAc and MEG.

Gas lift optimization using smart gas lift valve (2016)
Journal Article
Abdalsadig, M., Nourian, A., Nasr, G., & Babaie, M. (2016). Gas lift optimization using smart gas lift valve. https://doi.org/10.5281/zenodo.1125185

Gas lift is one of the most common forms of artificial lift, particularly for offshore wells because of its relative down hole simplicity, flexibility, reliability, and ability to operate over a large range of rates and occupy very little space at th... Read More about Gas lift optimization using smart gas lift valve.

Utilization of egg yolk as a non-toxic emulsifier in environmentally friendly invert emulsion drilling mud (2016)
Journal Article
Ihenacho, P., Burby, M., Nasr, G., & Enyi, G. (2016). Utilization of egg yolk as a non-toxic emulsifier in environmentally friendly invert emulsion drilling mud. Journal of petroleum engineering & technology (Online), 6(1),

Vegetable oil such as Jatropha has been shown to be a comparable alternative to diesel and mineral oils for environmentally friendly oil based drilling mud. However compatibility of the vegetable oils with the usual chemical additives is still a majo... Read More about Utilization of egg yolk as a non-toxic emulsifier in environmentally friendly invert emulsion drilling mud.

50/50 oil-water ratio invert emulsion drilling mud using vegetable oil as continuous phase (2016)
Journal Article
Ihenacho, P., Burby, M., Nasr, G., & Enyi, G. (2016). 50/50 oil-water ratio invert emulsion drilling mud using vegetable oil as continuous phase

Formulation of a low oil-water ratio drilling mud with vegetable oil continuous phase without adversely affecting the mud rheology and stability has been a major challenge. A low oil-water ratio is beneficial in producing low fluid loss which is esse... Read More about 50/50 oil-water ratio invert emulsion drilling mud using vegetable oil as continuous phase.

Experimental investigation of the impact of biosurfactants on residual-oil recovery (2016)
Journal Article
Ukwungwu, S., Abbas, A., & Nasr, G. (2016). Experimental investigation of the impact of biosurfactants on residual-oil recovery

The increasing high price of natural gas and oil with attendant increase in energy demand on world markets in recent years has stimulated interest in recovering residual oil saturation across the globe. In order to meet the energy security, effort... Read More about Experimental investigation of the impact of biosurfactants on residual-oil recovery.

The effects of dissolved Sodium Chloride (NaCl) on well injectivity during CO2 storage into saline aquifers (2016)
Journal Article
Beinashor, R., Nourian, A., Nasr, G., & Enyi, G. (2016). The effects of dissolved Sodium Chloride (NaCl) on well injectivity during CO2 storage into saline aquifers. Journal of petroleum engineering & technology (Online), 6(2),

Saline aquifer formations seem to be promising candidates for carbon dioxide (CO2) storage due to their wide availability as well they have large storage capacity. Once CO2 is injected into saline aquifer variety of processes will take place, among o... Read More about The effects of dissolved Sodium Chloride (NaCl) on well injectivity during CO2 storage into saline aquifers.

Real-time gas lift valve to enhance well performance (2016)
Journal Article
Abdalsadig, M., Nourian, A., Nasr, G., & Babaie, M. (2016). Real-time gas lift valve to enhance well performance. Journal of petroleum engineering & technology (Online), 6(2), 1-10. https://doi.org/10.37591/jopet.v6i2.1898

Optimum production from a gas lift well mainly depends on proper injection gas quantity; injection pressure and depth of injection and gas lift valve performance. The quality of down hole gas lift valves plays a crucial role in achieving maximum effi... Read More about Real-time gas lift valve to enhance well performance.

Well injectivity management during geological carbon sequestration activity (2016)
Journal Article
Beinashor, R., Nourian, A., Nasr, G., & Abbas, A. (2016). Well injectivity management during geological carbon sequestration activity. Journal of petroleum engineering & technology (Online), 6(3), 32-43. https://doi.org/10.37591/jopet.v6i3.1924

It is well known that the saline aquifer formations are considered very reliable candidates for carbon sequestration because of their wide availability and they have good storage capacity. Due to high formation salinity, there a big concern about bor... Read More about Well injectivity management during geological carbon sequestration activity.