Faculty

Dimitrios Georgios Hatzignatiou
Dimitrios Georgios Hatzignatiou
Professor
Office Location: TB9B, 219
Phone: 713-743-9172
Email: dghatzignatiou [at] uh.edu

Education: 

Ph.D., Petroleum Engineering, University of Tulsa

Teaching: 

LIST OF COURSES TAUGHT AT UNIVERSITY OF HOUSTON
- PETR 6397 - Carbon Capture Utilization and Storage (Spring 2022)
- PETR 7342 - Advanced Reservoir Engineering
- PETR 6397 - Reservoir Engineering Fundamentals
- PETR 5397 - Petroleum Well Completion and Stimulation
- PETR 5302 - Reservoir Engineering II
- PETR 3362 - Reservoir Engineering I
- PETR 2311 - Petrophysics
- PETR 1111 - Introduction to Petroleum Engineering

Selected Professional Activities/Honors: 

ORISE Faculty
Outstanding UAF Petroleum Engineering Faculty Member (3 consecutive times)
Feist/Schamel Award - Outstanding Faculty Undergraduate Academic Advising
Outstanding Achievement Award - Faculty Advisor to UAF SPE Chapter
Lifetime SPE Member
SPE 25-Year Club Member
SPE "A Peer Apart" Honoree
SPE Editorial Review Committee Awards - Outstanding Associate Editor
SPE Editorial Review Committee Awards - Outstanding Technical Editor (8 times)
SPE Editorial Review Committee Award of Achievement
Chairman - SPE Journals - Publication Quality Review Task Force
Management Board CO2 GeoNet – Network of Excellence on Geological Sequestration of CO2
European Association of Geologists and Engineers (EAGE) – Lecturer on CO2 Capture (Utilization) and Sequestration (CCS & CCUS)
ENeRG Network - Norway Representative
OG21 Force Member on Reservoir Characterization - Norway
Numerous SPE Technical Committees Member & Sessions Chairman
EAGE CO2 Storage Workshop Chairman - Stavanger Norway
Board Member - Petroleum Division, Foundation of Research and Technology
Chartered Engineer (CEng)
Registered European Engineer (EUR ING)

Research Interests: 

Reservoir Engineering

CCS & CCUS

Geothermal Energy

EOR/IOR

Energy Transition

Reservoir Characterization

Production Optimization

Reservoir Simulation

Water Management

Selected Publications: 

Ehlig-Economides, C. and Hatzignatiou, D.G., "Blue Hydrogen Economy - A New Look at an Old Idea," paper SPE-206282-MS, SPE Annual Technical Conference and Exhibition (ATCE), Dubai, UAE, Sept. 21 - 23, 2021. https://doi.org/10.2118/206282-MS

Song, W. and Hatzignatiou, D.G.: "On the Reduction of the Residual Oil Saturation through the Injection of Polymer and Nanoparticle Solutions," Journal of Petroleum Science and Engineering, PETROL_109430 (2021). https://www.sciencedirect.com/science/article/pii/S0920410521010755

Askarinezhad, R., Hatzignatiou, D.G., and Stavland, A.: "Associative Polymers for Disproportionate Permeability Reduction – Formation Wettability Effects," PETROL 109060, Journal of Petroleum Science and Engineering (June 8, 2021). https://doi.org/10.1016/j.petrol.2021.109060 or https://authors.elsevier.com/a/1dFPv3HHl69lHA

Zhou, Y., Hatzignatiou, D.G., Helland, J.O., Zhao, Y, and Cai, J. "Pore-Scale Modelling of Three-Phase Capillary Pressure Curves Directly in Uniformly Wet Rock Images". Geofluids, 2021 (6622079), 1-15, Jan. 6, 2021. https://doi.org/10.1155/2021/6622079

Hatzignatiou, D.G.: "Sweep Improvements: Mobility and Conformance Control," Chalk Monograph, Chapter 20, 305 - 324 (September 2019).

Olsen, H., Hatzignatiou, D.G., and Jørgensen, O.: "Reservoir Modeling in Naturally Fractured Carbonate Formations," Chalk Monograph, Chapter 13, 193 - 212 (September 2019).

Hatzignatiou, D.G., Giske, N.H., and Stavland, A.: "Polymer and Polymer-Based Gelants for Improved Oil Recovery and Water Control Applications in Naturally Fractured Chalk Formations," Chemical Engineering Sciences, 187, 302 – 317, September 2018. https://doi.org/10.1016/j.ces.2018.04.064.

Hatzignatiou, D.G. and Giske, N.H.: "Water-Soluble Sodium Silicate Gelants for Water Management in Naturally Fractured Carbonate Reservoirs," Chemical Engineering Research and Design, 132, 40-56, March 2018. https://doi.org/10.1016/j.cherd.2017.11.041.

Askarinezhad, R., Hatzignatiou, D.G., and Stavland, A.: "Core-Based Evaluation of Associative Polymers as Enhanced Oil Recovery Agents in Oil-Wet Formations," ASME Journal of Energy Resources Technology, 140 (3), 032915-1 – 032915-9, JERT-17-1418, 2018. doi:10.1115/1.4038848. http://energyresources.asmedigitalcollection.asme.org/article.aspx?articleid=2668240.

Hatzignatiou, D.G., Giske, N.H., and Strand, D.: “Water-Soluble Silicate Gelants: Comparison and Screening for Conformance Control in Carbonate Naturally Fractured Reservoirs,” Journal of Non Crystalline Solids, 479 (1), 72-81, January 2018. https://doi.org/10.1016/j.jnoncrysol.2017.10.024.

Zhou, Y., Hatzignatiou, D.G., and Helland, J.O. “On the Estimation of CO2 Capillary Entry Pressure: Implications on Geological CO2 Storage.” Journal of Greenhouse Gas Control, 63, 26-36, August (2017). https://doi.org/10.1016/j.ijggc.2017.04.013.

Askarinezhad, R., Hatzignatiou, D.G., and Stavland, A.: "Disproportionate Permeability Reduction of Water-Soluble Silicate Gelants - Importance of Formation Wettability," SPE 179589-MS, SPE Improved Oil Recovery Conference, Tulsa Oklahoma, April 9-13, 2016; SPE 179589-PA, SPE Production and Operations, 32 (03), 362-373, Aug. 2017. DOI: 10.2118/179589-PA. https://doi.org/10.2118/179589-PA.

Askarinezhad, R., Hatzignatiou, D.G., and Stavland, A.: "Associative Polymers as Enhanced Oil Recovery Agents in Oil-Wet Formations: A Laboratory Approach," EAGE paper, IOR NORWAY 2017 - 19th European Symposium on Improved Oil Recovery, Stavanger, Norway, 24-27 Apr., 2017. http://earthdoc.eage.org/publication/publicationdetails/?publication=87924.

Askarinezhad, R. and Hatzignatiou, D.G..: "Improved Disproportionate Permeability Reduction of Silicate-Gelant Treatments: A Laboratory Scale Approach," SPE 184563-MS, SPE International Conference on Oilfield Chemistry, Montgomery, Texas, USA, 3-5 Apr., 2017. https://doi.org/10.2118/184563-MS.

Jolma, I.W., Strand, D., Stavland, A., Fjelde, I. and Hatzignatiou, D.G., "When Size Matters - Polymer Injectivity in Chalk Matrix," IOR 2017 - 19th European Symposium on Improved Oil Recovery, Stavanger, Norway, 24-27 Apr., 2017. http://earthdoc.eage.org/publication/publicationdetails/?publication=88010.

Zhou, Y., Helland, J.O., Hatzignatiou, D.G., Ashan, R., and Hiorth, A.: "Experimental Validation of a Pore-Scale Derived Dimensionless Capillary Pressure Function for Imbibition Under Mixed-Wet Conditions," SPE 180088-MS, SPE/EAGE EUROPEC meeting, Vienna, Austria, 30 May - 2 June 2016. Paper SPE 180088-PA, SPE Journal, 22 (5), 1338 – 1348, February 2017. DOI: 10.2118/180088-PA. https://doi.org/10.2118/180088-PA.

Pham, L.T. and Hatzignatiou, D.G.: “Rheological Evaluation of Sodium Silicate Gel for Water Management in Mature, Naturally-Fractured Oilfields,” J. of Pet. Sci. & Eng., 138, 218-233 (2016). https://doi.org/10.1016/j.petrol.2015.11.039.

Hatzignatiou, D.G., Askarinezhad, R., Giske, N.H., and Stavland, A.: “Laboratory Testing of Environmentally Friendly Chemicals for Water Management," SPE-173853-MS, SPE Bergen One Day Seminar (April 22, 2015). Paper SPE-173853-PA SPE Production & Operations, 31 (04), 1930-1855, November 2016. DOI: 10.2118/173853-PA. https://doi.org/10.2118/173853-PA.

Askarinezhad, R. and Hatzignatiou, D.G.: "Water-Soluble Silicate Gelants for Disproportionate Permeability Reduction: Importance of Formation Wetting and Treatment Conditions," SCA 2016-071, International Symposium of the Society of Core Analysts, Snow Mass, Colorado, USA, 21-26 August 2016. http://www.jgmaas.com/SCA/2016/SCA2016-071.pdf.

Hatzignatiou, D.G. and Giske, N.H.: "Water-Soluble Sodium Silicate Gelants for Water Management in Naturally Fractured Carbonate Reservoirs," SPE 180128-MS, SPE/EAGE EUROPEC Conference and Exhibition, Vienna, Austria, 30 May - 2 June 2016. https://doi.org/10.2118/180128-MS.

Hatzignatiou, D.G., Giske, N.H., and Stavland, A.: "Polymer and Polymer-Based Gelants for Improved Oil Recovery and Water Control Applications in Naturally Fractured Chalk Formations," SPE 180024-MS, SPE Bergen One Day Seminar, Bergen, Norway, 20 April 2016. https://doi.org/10.2118/180024-MS.

Hatzignatiou, D.G., Moradi, H., and Stavland, A.: “Polymer Flow through Water- and Oil-Wet Porous Media,” Journal of Hydrodynamics, 27 (5), 748-762 (2015). DOI: 10.1016/S1001-6058(15)60537-6. https://doi.org/10.1016/S1001-6058(15)60537-6.

Havlova, V., Hladik, V., Hatzignatiou, D.G., and Francu, J.: “REPP-CO2: Static and Dynamic Laboratory Experiments with scCO2,” Goldschmidt 2015, Prague, Czech Republic (Aug. 16-21, 2015).

Zhou, Y., Helland, J.O. and Hatzignatiou, D.G.: Computation of Three-Phase Capillary Pressure Curves and Fluid Configurations at Mixed-wet Conditions in 2D Rock Images,” SPE 170883, SPE Annual Technical Conference and Exhibition, Amsterdam, The Netherlands, Oct. 27-29, 2014. Paper SPE 170883-PA, SPE Journal. 21 (01), 152-169 (February 2016). DOI: 10.2118/170883-PA. https://doi.org/10.2118/170883-PA.

Zhou, Y., Helland, J.O. and Hatzignatiou, D.G.: “Computation of Three-Phase Capillary Entry Pressures and Arc Menisci Configurations in Pore Geometries from 2D Rock Images: A Combinatorial Approach,” Advances in Water Resources, 69, July 2014, 49-64. doi: 10.1016/j.advwatres.2014.03.006. https://doi.org/10.1016/j.advwatres.2014.03.006.

Manceau, J.-C., Hatzignatiou, D.G., De Lary, L., Jensen, N.B., and Révéillère, A. “Mitigation and remediation technologies and practices in undesired migration of CO2 from a geological storage unit - Current status,” International Journal of Greenhouse Gas Control, 22, 272–290 (2014); http://dx.doi.org/10.1016/j.ijggc.2014.01.007.

Hatzignatiou, D.G., Helleren, J., and Stavland, A.: “Numerical Evaluation of Dynamic Core/Scale Experiments of Silicate Gels for Fluid Diversion and Flow-Zone Isolation,” SPE 170240-PA, SPE Production & Operations Journal, 29 (2), 122 – 138 (May 2014). DOI:10.2118/170240-PA. https://doi.org/10.2118/170240-PA.

Zhou, Y., Helland, J.O. and Hatzignatiou, D.G. “On the Dependence of Capillary Entry Pressure on Subsurface Depth in Geological CO2 Storage,” Fourth EAGE CO2 Storage Workshop, Stavanger, Norway (April 23-25, 2014). http://earthdoc.eage.org/publication/publicationdetails/?publication=74084.

Hatzignatiou, D.G., and Fjelde, I.; “Mature Oilfields Screening for CO2 EOR Utilization and Storage: A Case Study,” Fourth EAGE CO2 Storage Workshop, Stavanger, Norway (April 22-24, 2014). http://earthdoc.eage.org/publication/publicationdetails/?publication=74100.

Hatzignatiou, D.G., Stavland, A., Khairil, R.R., and D. Wessel-Berg: “Foam Core Flooding: An Experimental and Numerical Modeling Approach,” paper accepted for publication (2014).

Valestrand, R., Khrulenko A., and Hatzignatiou, D.G.: “Smart Wells for Improved Water Management in the Presence of Geological Uncertainty,” SPE 169223, SPE Bergen One Day Seminar Meeting, Bergen Norway (April 2, 2014). https://doi.org/10.2118/169223-MS.

Silin, D., Ajo-Franklin, J., Helland, J.O., Jettestuen, E., and Hatzignatiou D.G.: Pore-Scale Study of the Impact of Fracture and Wettability on Two-Phase Flow Properties of Rock," LBNL Paper LBNL-5810E, April 21, 2014. http://escholarship.org/uc/item/5bn168r4

Korre A., Delprat-Jannaud F., Welkenhuysen K., Piessens K., Falus G., Vähäkuopus T., Poulsen N., Wickström L., Alexandra D., Vincent C. J., Car M., Wójcicki A., Arts R., Vit H., Martinez R., Komatina S., Akervoll I., Brüstle A. K., Götzl G., Brikmane B., Hatzignatiou D.G., State-of-the-art of directives and regulatory regimes related to CO2 storage operational and safety risks. CGS Europe report No. D3.5, Korre, A. and Delprat-Jannaud F. (Eds.), January 2014, 115p. http://repository.cgseurope.net/eng/cgseurope/knowledge-repository/key-reports/operational.aspx.

Hatzignatiou, D.G., Norris, U.L., and Stavland, A.: “Core-Scale Simulation of Polymer Flow through Porous Media,” J. of Pet. Sci. & Eng., 108, 137-150 (August 2013); doi:10.1016/j.petrol.2013.01.001. https://doi.org/10.1016/j.petrol.2013.01.001.

Hatzignatiou, D.G., Moradi, H., and Stavland, A.: “Experimental Investigation of Polymer Flow through Water- and Oil-Wet Berea Sandstone Core Samples,” SPE 164844, SPE EUROPEC and EAGE Annual Meeting, London UK, June 10-13 (2013). https://doi.org/10.2118/164844-MS.

Zhou, Y., Helland, J.O., and Hatzignatiou, D.G.: “Simulation of Three Phase Capillary Pressure Curves Directly in 2D Rock Images,” IPTC 16547, SPE IPTC Conference, Beijing China, March 26-28 (2013). https://doi.org/10.2523/IPTC-16547-MS.

Jean-Charles Manceau, Dimitrios G. Hatzignatiou, Louis De Lary, Niels Bo Jensen, Kristin Flornes, Thomas Le Guénan, Arnaud Réveillère: Methodologies and Technologies for Mitigation of Undesired CO2 Migration in the Subsurface. Trondheim CCS Conference, Trondheim, Norway (June 4-6, 2013) http://programme.exordo.com/tccs-7/.

Zhou, Y., Helland, J.O., and Hatzignatiou, D.G. “A Dimensionless Capillary Pressure Function for Imbibition Derived from Pore-Scale Modeling in Mixed-Wet Rock Images,” SPE-154129-PA, SPE Journal, 18 (2), 296-308 (December 2012). DOI: 10.2118/154129-PA. https://doi.org/10.2118/154129-PA.

Zhou, Y., Helland, J.O., and Hatzignatiou, D.G. “Pore-Scale Modeling of Water Flooding in Mixed-Wet Rock Images: Effects of Initial Saturation and Wettability,” SPE 154284, 2012 SPE Improved Oil Recovery Symposium, Tulsa, Oklahoma, USA (Apr. 14-18); SPE Journal. SPE-154284-PA. DOI: 10.2118/154284-PA. https://doi.org/10.2118/154129-PA.

Permata, P. and Hatzignatiou, D.G.: “Revitalizing Small Offshore Oil Assets – Field Redevelopment Feasibility Study,” J. of Pet. Sci. & Eng., 76, 3-4, 155–171 (March 2011); doi:10.1016/j.petrol.2011.01.007. https://doi.org/10.1016/j.petrol.2011.01.007.

Hatzignatiou, D.G., Riis, F., Berenblyum, R., Hladik, V., Lojka, R., and Francu, J.: “Screening and Evaluation of a Saline Aquifer for CO2 Geological Storage – Central Bohemian Basin, Czech Republic,” International Journal of Greenhouse Gas Control, 5 (6), 1429-1442 (November 2011), doi:10.1016/j.ijggc.2011.07.013. https://doi.org/10.1016/j.ijggc.2011.07.013.

Zhou, Y., Helland, J.O., and Hatzignatiou, D.G. “A model for imbibition in pore spaces from 2D Rock Images,” paper and poster presentation, International Conference on Flows and Mechanics in Natural Porous Media from Pore to Field Scale – Pore2Field, IFP Energies Nouvelles, Rueil-Malmaison, France (Nov. 16-18, 2011). https://www.researchgate.net/profile/Johan_Helland/publication/266343874_A_Model_for_Imbibition_in_Pore_Spaces_from_2D_Rock_Images/links/54b505b30cf2318f0f970e12/A-Model-for-Imbibition-in-Pore-Spaces-from-2D-Rock-Images.pdf.

Hladik, V., Hatzignatiou, D.G., Riis, F., Berenblyum, R., Gerslova, E., Francu, J., Lojka, R., Kolejka, V., and Gersl, M.: “Central Bohemian Basin as a Potential Carbon Dioxide Storage Site,” Reports on Geological Research in 2010, Czech Geological Survey, Prague, Czech Republic, 247-252 (2011) — In Czech.

Helland, J.O., Jettestuen, E., Hatzignatiou, D.G., and Silin, D. "Three-Dimensional Level Set Modelling of Capillary-Controlled Displacements in Digital Porous Media," 2011 American Geophysical Union Annual Fall Meeting, San Francisco, California, USA, Dec. 5-9.

Julie Lions, Ian Gale, Erik Nygaard, Heike Rütters, Franz May, Wolfram Kloppmann, Stanley Beaubien, Mehran Sohrabi, Dimitrios G. Hatzignatiou, Ludmilla Basava-Reddi.: "Potential Impacts on Groundwater Resources of Deep CO2 Storage," Geophysical Research Abstracts, Vol. 13, EGU2011-7087-5, (2011).

Hatzignatiou, D.G. et al.: “Formation Damage and Well Productivity Simulation,” SPE 122241, 2009 European Formation Damage Conference, Scheveningen, The Netherlands (May 27-29); SPE Journal, 15 (3), 751-769, September (2010). DOI: 10.2118/122241-PA. https://doi.org/10.2118/122241-PA.

Hatzignatiou, D.G. et al.: "A Field Laboratory for Monitoring CO2 Leakage," Energy Procedia, Greenhouse Gas Control Technologies, Science Direct, Elsevier, 1 (1), 2397-2404 (February 2009). https://doi.org/10.1016/j.egypro.2009.01.312.

Current Students: 

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
POST-DOCTORAL FELLOWSHIP OPPORTUNITY
A post-doc position is available with a laboratory experimental focus coupled with expertise in modeling physical processes.
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
UNIVERSITY OF HOUSTON PhD STUDENTS
• Sherry Oyagha (2024) - Dr. Ehlig-Economides Co-Advisor
• Zhiyuan Li (2024) - Dr. Ehlig-Economides Co-Advisor
• Brendan Aruah (2024) - Dr. Sakhaee Pour Co-Advisor
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
UNIVERSITY OF HOUSTON MSc STUDENTS
• Michelle Neuner (2023*)
• Himanshu Shekhar Jha (2016)
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
UNIVERSITY OF HOUSTON UNDERGRADUATE STUDENTS
• Vinh Le - Fall 2021 PURS (2022)
• Jake Pakula - Summer 2021 SURF (2022)
• Colin Copeland - Summer 2021 SURF (2022)
• Randy Jordan - Spring 2021 Research Program (2022)
• Jake Pakula - Spring 2021 Research Program (2022)
• Nhung Nguyen - Fall 2020 and Spring 2021 Research Program (2021)
• Makpal Sariyeva - Fall 2019 PURS & Spring 2020 Research Program (2020)
--- 1st Place SPE Regional Student Paper Contest; 1st Place SPWLA International Student Paper Contest; 1st Place UH SPE UG Student Paper Contest; 2nd Place in the Combined BSc, MSc and PhD Division at the 2020 Congress of the SPE WIN; Participated at the SPE International US Student Competition
• Mohammed Al-Taher - Summer 2019 & Fall 2019 Research Program (2019)
• Christopher Acosta - Summer 2018 SURF (2019)
• Sami Khan - Spring 2018 Research Program (2019)
• Mark Henry Atwood - Spring 2018 PURS (2019)
• Maryam Akbari - Summer 2017 SURF (2018)
• Yilhak Abebe - Summer 2017 SURF (2018)
• Kelsey Jones - Spring 2017 Research Program
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
UNIVERSITY OF HOUSTON SUMMER HIGH SCHOOL STUDENT INTERNSHIPS
• Rachel Hur (2018)
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
EXTERNAL GRADUATE STUDENTS
• Reza Askarinezhad - PhD (2018)
• Michael Essei Bangolam - MSc (2020)
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
* (Expected) Graduation Year

Previous Students: