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Research Output

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Conference contribution
2020

Toward reservoir characterization-comparing inversion methods of a heterogeneous carbonate reservoir in supergiant onshore field

Al-Ali, A., Stephen, K. & Shams, A., 2020, International Petroleum Technology Conference 2020. International Petroleum Technology Conference (IPTC), IPTC-19762-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2019

A deep neural network for lithological facies classification: A case studyof the mid-cretaceous reservoir from the giant oil field, Iraq

Al-Ali, A., Stephen, K. & Shams, A., Oct 2019, SPE Gas and Oil Technology Showcase and Conference 2019. Society of Petroleum Engineers , SPE-198551-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analytical and numerical solutions of chemical flooding in a layered reservoir with a focus on low salinity water flooding

Al-Ibadi, H., Stephen, K. & Mackay, E., 8 Apr 2019, 20th European Symposium on Improved Oil Recovery. EAGE Publishing BV

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analytical solution of chemical flooding in heterogeneous non-communicating layers with a focus on low salinity water flooding

Al-Ibadi, H., Stephen, K. & Mackay, E., 3 Jun 2019, SPE Europec Featured at 81st EAGE Conference and Exhibition 2019. Society of Petroleum Engineers , SPE-195446-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Geological heterogeneous effect on fluid flow and solute transport during low salinity water flooding

Al-Ibadi, H., Stephen, K. & Mackay, E., 2019, 4th EAGE Conference on Petroleum Geostatistics. EAGE Publishing BV, ThP02

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Identification of fault systems and characterization of structural model: A case study from the cretaceous reservoir in the Giant Oil Field, Southern of Iraq

Al-Ali, A., Shams, A. & Stephen, K., 3 Jun 2019, SPE Europec Featured at 81st EAGE Conference and Exhibition 2019. Society of Petroleum Engineers , SPE-195443-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Improved carbonate reservoir characterization: A case study from a supergiant field in southern of Iraq

Al-Ali, A., Stephen, K. & Shams, A., 2019, SPE Middle East Oil and Gas Show and Conference, 18-21 March, Manama, Bahrain. Society of Petroleum Engineers , SPE-194934-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

New insights into the spatial distribution of complex carbonate channels using geostatistical approach: A case study

Al-Ali, A., Stephen, K. & Shams, A., 2019, 4th EAGE Conference on Petroleum Geostatistics. EAGE Publishing BV, WeP19

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2018

An updated fractional flow model of low salinity water flooding with respect to the impact of salt diffusion

Al-Ibadi, H., Stephen, K. & Mackay, E., 2018, SPE Trinidad and Tobago Section Energy Resources Conference 2018. Society of Petroleum Engineers , SPE-191222-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Novel Observations of Salt Front Behaviour in Low Salinity Water Flooding

Al-Ibadi, H., Stephen, K. D. & Mackay, E. J., 22 Apr 2018, SPE Western Regional Meeting, 22-26 April, Garden Grove, California, USA. 16 p. SPE-190068-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optimizing automatic history matching for field application using genetic algorithm and particle swarm optimization

Sangyhun, L. & Stephen, K. D., 2018, Offshore Technology Conference Asia, 20-23 March, Kuala Lumpur, Malaysia . Offshore Technology Conference, p. 84-111 28 p. OTC-28401-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Uncertainty analysis using design of experiments to assess the development plan of a North Sea field

Guerrero, A. & Stephen, K., 2018, SPE Trinidad and Tobago Section Energy Resources Conference 2018. Society of Petroleum Engineers , SPE-191244-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2017

Fracture Conductivity Effect in DFN modelling Using Carbonate Outcrop Data

Aljuboori, F., Lee, J., Elraies, K. & Stephen, K. D., 18 Dec 2017, Proceedings of the Third Announcement International Workshop on Modelling, Simulation & Optimization for Geosciences & Petroleum Engineering.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The Impact of Contact Area and Fracture Surface Roughness on Fluid Flow in Fractured Reservoirs

Aljuboori, F., Lee, J., Elraies, K. & Stephen, K. D., 18 Dec 2017, International Workshop on Modelling, Simulation & Optimization for Geosciences & Petroleum Engineering.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2016

High-Resolution studies of polymer flooding in heterogeneous layered reservoirs

Shotton, M., Stephen, K. D. & Giddins, M. A., 2016, SPE EOR Conference at Oil and Gas West Asia, 21-23 March, Muscat, Oman. Society of Petroleum Engineers , SPE-179754-MS

Research output: Chapter in Book/Report/Conference proceedingConference contribution

New approach for optimization of polymer flooding as an enhanced oil recovery method

Alikhani, P. & Stephen, K. D., 31 May 2016, 78th EAGE Conference and Exhibition 2016. EAGE Publishing BV

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2013

Optimizing the integration of 4D seismic data in history matching: which data should we compare?

Sagitov, I. R. & Stephen, K. D., Jun 2013, 75th European Association of Geoscientists and Engineers Conference and Exhibition 2013: Changing Frontiers: Incorporating SPE EUROPEC 2013. Houten: EAGE Publishing BV, p. 5834-5846 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Seismic history matching with saturation indicators combined with multiple objective function optimization

Stephen, K. D., 2013, 75th European Association of Geoscientists and Engineers Conference and Exhibition 2013: Changing Frontiers: Incorporating SPE EUROPEC 2013. Houten: EAGE Publishing BV, p. 5823-5833 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2011

Pseudo-adsorption isotherm matching for oil field scale squeeze treatments using a Simple Genetic Algorithm

Vazquez, O., Skrepnyuk, K. & Stephen, K. D., 2011, 22nd International Oil Field Chemistry Symposium. London: Energy Institute

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2010

A new method to improve convergence rates with seismic history matching (SPE-131545)

Stephen, K. & Arwini, S., 2010, Society of Petroleum Engineers - 72nd European Association of Geoscientists and Engineers Conference and Exhibition 2010 - Incorporating SPE EUROPEC 2010. Vol. 4. p. 3094-3108 15 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Improved convergence in seismic history matching combining experimental design with a divide and conquer approach

Sedighi, F. & Stephen, K. D., 2010, Society of Petroleum Engineers - 72nd European Association of Geoscientists and Engineers Conference and Exhibition 2010 - Incorporating SPE EUROPEC 2010. Vol. 6. p. 3954-3958 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optimal parameter updating in assisted history matching of the Nelson field using streamlines as a guide

Kazemi, A. & Stephen, K. D., 2010, Society of Petroleum Engineers - 72nd European Association of Geoscientists and Engineers Conference and Exhibition 2010 - Incorporating SPE EUROPEC 2010. Vol. 4. p. 2530-2545 16 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Seismic history matching of nelson using time-lapse seismic data: An investigation of 4D signature normalization

Kazemi, A., Stephen, K. D. & Shams, A., 2010, Society of Petroleum Engineers - 72nd European Association of Geoscientists and Engineers Conference and Exhibition 2010 - Incorporating SPE EUROPEC 2010. Vol. 4. p. 2494-2508 15 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2009

Assessing the value of time-lapse seismic in history matching and forecasts of the Schiehallion field

Stephen, K. D. & Edriz, N., 2009, Society of Petroleum Engineers - 71st European Association of Geoscientists and Engineers Conference and Exhibition 2009. Vol. 3. p. 1596-1600 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Automatic seismic and production history matching in Nelson using different updating schemes

Kazemi, A. & Stephen, K. D., 2009, Society of Petroleum Engineers - 71st European Association of Geoscientists and Engineers Conference and Exhibition 2009. Vol. 3. p. 1748-1752 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Faster convergence in seismic history matching by efficient parameter searching

Sedighi, F. & Stephen, K. D., 2009, Society of Petroleum Engineers - 71st European Association of Geoscientists and Engineers Conference and Exhibition 2009. Vol. 3. p. 1772-1785 14 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2008

History matching with time-lapse seismic - will any starting model do?

Edris, N. R. & Stephen, K. D., 2008, Society of Petroleum Engineers - 70th European Association of Geoscientists and Engineers Conference and Exhibition - Incorporating SPE EUROPEC 2008. Vol. 2. p. 1225-1229 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Improved reservoir description of the Nelson field via seismic history matching

Kazemi, A. & Stephen, K. D., 2008, Society of Petroleum Engineers - 70th European Association of Geoscientists and Engineers Conference and Exhibition - Incorporating SPE EUROPEC 2008. Vol. 2. p. 1220-1224 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

The impact of sub-seismic shale layers on the reservoir's stress sensitivity

MacBeth, C., Stephen, K. & Gardiner, A., Jan 2008, SEG Technical Program Expanded Abstracts 2008. Vol. 27. p. 3209-3213 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Updating fault transmissibilities in simulations by successively adding data to an automated seismic history matching processes: a case study

Edris, N., Stephen, K., Shams, A. & MacBeth, C., 2008, 70th European Association of Geoscientists and Engineers Conference and Exhibition - Incorporating SPE EUROPEC 2008. Society of Petroleum Engineers , Vol. 2. p. 1153-1162 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2006

Inverting for the petro-elastic model via seismic history matching

Stephen, K. D. & MacBeth, C., Jan 2006, SEG Technical Program Expanded Abstracts 2006. Vol. 25. p. 1688-1692 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2003

Sensitivity Analysis on the Two-Phase Flow Properties in a Turbidite Reservoir

Di Pierro, E., Stephen, K. D., McDougall, S. R. M. & Pickup, G. E., 2003, Proceedings of the SPE Latin American and Caribbean Petroleum Engineering Conference. p. 186-201 16 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2002

Modeling and Flow Simulations of a North Sea Turbidite Reservoir: Sensitivities and Upscaling

Stephen, K. D., Clark, J. D. & Pickup, G. E., 2002, European Petroleum Conference, 29-31 October, Aberdeen, United Kingdom. Society of Petroleum Engineers , p. 123-137 15 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1999

Steady state solutions of immiscible two-phase flow in strongly heterogeneous media: Implications for upscaling

Stephen, K. D. & Pickup, G. E., 1999, Proceedings of the SPE Symposium on Reservoir Simulation. p. 303-304 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution