Hesham Ahmed Hasan

Senior Geophysicist

Abu Dhabi, UAE

adl5yl@r.postjobfree.com

Mobile (UAE): +971-***-***-***

LinkedIn: https://www.linkedin.com/in/hesham-hasan-83b53129

Summary

12+ years experienced geoscientist working in the petroleum industry as part of, and sometimes leading multi-disciplinary teams, executing exploration, appraisal & development projects on clastic and carbonate reservoirs encountered in Nile Delta, Arab Gulf, Ukraine and Angola basins. Worked on biogenic and thermogenic gas/condensate as well as oil hydrocarbon plays.

Areas of experience include regional and detailed seismic interpretation, depth conversion, geological evaluations, prospect generation / maturation and ranking, reservoir characterization (AVO, Rock Physics, Seismic Inversion, etc.), Geomodelling, well trajectory planning and optimization, and following drilling operations under full compliance to the HSE policies.

Professional Experience

Senior Geophysicist, Schlumberger, Abu Dhabi, UAE Oct-18 till present

2D/3D/4D Seismic interpretation (time and depth maps and faults).

Velocity modelling and depth conversion.

AVO, Rock Physics and Seismic Inversion projects.

Well Correlation, Geomodelling using Petrel software

G&G NExT courses instructor.

On job training programs facilitator

Senior Geoscientist, RASHPETCO, Shell Joint Venture, Egypt. Aug-17 till Sep-18

Acting team leader for Messinian QI Team.

Participated in Quality Assurance Reviews and mentored new hires & interns.

Seismic acquisition, processing & VSP planning, witness and QC.

Static reservoir modeling (Geomodelling).

Seismic inversion (Stochastic / Geostatistical / Deterministic).

4D Seismic conditioning, and Post-stack seismic data merge.

Consultant Geophysicist, Holborn Energy Group, Dubai, UAE. Aug-15 to Aug-17

Conducted 2D/3D seismic interpretation projects on both reservoir and regional scales.

Experience with Carbonate reservoirs. Fracture identification and characterization.

Time-depth conversion (using different velocity modeling techniques).

Volumetric calculations and risk analysis.

Performed post-stack and pre-stack (Simultaneous, Elastic Impedance, Extended Elastic Impedance) seismic inversion.

Senior Geophysicist, RASHPETCO, BG Joint Venture, Egypt. Dec-10 to Aug-15

2D/3D/4D Seismic stratigraphic and structural interpretation and mapping.

Well to seismic tie (Synthetic seismograms).

Seismic attribute analysis, interpretation and incorporation in geocellular reservoir models.

Well planning and trajectory/target optimization.

Opportunity generation and prospect maturation and ranking.

Quantitative Interpretation (QI); AVO analysis, rock physics modelling & inversion.

Processing Geophysicist, PGS (Petroleum Geo-Services), Egypt. May-09 to Nov-10

Geometry QC trace editing, and FK filtering.

Static and dynamic corrections.

Internship Geophysicist, BP (British Petroleum), Egypt. Sep-08 to May-09

Performing the graduation project titled “Application of AVO in Gas Detection in Clastic Reservoirs”.

Geoscience Internship, Belayim Petroleum Company, Egypt. Sep-07

Field drilling and workover operations.

Exploration and development geoscience.

Education

Ph.D. Candidate, Ain Shams University. (Expected graduation date: May-2023)

M.Sc. of Geophysics, 2018, Helwan University. “Reservoir Net Pay Estimation Using Seismic Quantitative Interpretation Techniques at Simsat Field, West Delta Deep Marine, Egypt”

B.Sc. of Geophysics, 2009, Helwan University, Grade: V. Good. (4th yr. grade: Excellent)

Software Skills

Microsoft Office, Windows & Linux/Unix.

Petrel / GeoFrame.

MATLAB / Octave / Python.

Hampson-Russell.

Landmark.

RokDoc.

GeoX.

OpendTtect.

Language Skills

Arabic: Native.

English: Fluent.

Leadership Attributes

Mentoring subordinate team members.

Coaching junior and intermediate staff both technically and personally.

Team Leader – Messinian QI project.

Project Manager – Miocene Rock Physics and Seismic Amplitude Interpretation project.

Project Planning (multidisciplinary projects).

HSSE Learning, Performance and Reporting

Continuously improve the operational safety by applying learnings from incidents and HSSE performance metrics.

Developed annual HSSE plans aligned with the HSSE objectives and targets of the company with specific focus on leading indicators.

Publications

H. Hasan, F. D. Bouchet, M. Chidundo, M. Nashaat, J. Simào, M. De Sà, L. F. Ferreiras and M. N. José (2020). "3D Water Saturation Estimation Using AVO Inversion Products and Artificial Neural Network; a Case Study, Offshore Angola". ADIPEC Conferrence and Exhibition 2020

H. Hasan*, T. Cheret, A. El Amir, G. Badalini and J. Snijder (2014). “West Delta Deep Marine Hydrocarbon Maturation”. The 76th EAGE Conference and Exhibition 2014. Link

M. G. Al-Ibiary, M. S. A. Toni, H. Hasan* (2017). “Reservoir Net-pay Thickness Estimation, Using Seismic Amplitude Scaling Method at Simsat Field, West Delta Deep Marine, Egypt”, Egyptian National Research Center Journal.

Professional Activities

Presented an oral presentation about the extended abstract: “West Delta Deep Marine Hydrocarbon Maturation” in the 76th EAGE Conference and Exhibition 2014.

AAPG IBA (Imperial Barrel Award) Africa Region, Ranked 3rd.

Member of SEG, AAPG, EAGE, and SPE.

Former Vice President, AAPG Helwan University Student Chapter.

Former Publicity Committee Head, SEG Helwan University Student Section.

Projects Involvement

Coren, Corocora and Chaparrito Fields Rapid evaluation project (Columbia)

Rapid multi level reservoir volumetric evaluation in 3 fields in Columbia (160 Sq. Km). Including complete geophysical analysis.

El Bunduq Structural Model

Building a structural model dealing with structural complexity such as:

Many faults with different directions and connections

Ischore correction for deviated wells in dipping layers

Missing sections and FMI fault cuts

El Bunduq Seismic Inversion and Reservoir Characterization

Post stack seismic inversion project.

The challenge is the poor quality of the input seismic data. For which a tailored conditioning workflow was created and applied

Careful inversion parameter optimization to ensure a geologically consistent results

El Bunduq Seismic Reinterpretation and Depth Conversion

Well tie analysis and 3D TDR volume estimation

Preconditioning of the seismic data and using all well tops in TWT to guide the horizon and fault picking

High resolution velocity modeling and depth conversation uncertainty analysi

Al Yasat Area 1 Maturation Studies

Regional geophysical analysis including well tie, seismic interpretation, velocity modeling, depth conversion, attribute analysis and prospect generation

Several Field Development Planning studies

Integrated FDP studies doing seismic to well tie, horizon and fault interpretation, Velocity modeling, depth conversion, Structural framework, attribute analysis, and seismic inversion.

Studies performed for a wide spectrum of basins and fields from UAE, Egypt, Saudi Arabia, Oman, Iran, Ukraine, Angola and Qatar

Detailed seismic interpretation and attribute analysis of Arab Gulf Reservoirs such as: Mishrif, Shu’aiba and Arab in several areas such as NEB, Bunduq, Al Yasat Area 1, Jood and Namir fields (Oman) and QPD Block 4 (Qatar)

ADNOC Biogenic Gas Project

3D seismic interpretation

Velocity modelling and depth conversion

Seismic attribute analysis including (Spectral decomposition, Coloured Inversion …etc.)

Supplying the interpretation and inversion data to static model building

Bab Stacked Reservoir Velocity Model Update

Velocity model update to account for well logs – seismic inversion mismatch in the depth domain

Z – Z and back for survey wide variable depth match correction

WDDM Concession Development

Development of discoveries that are mostly biogenic gas filled with some abundance of thermogenic gas/condensate depending on the depth and access to charge.

Part of a multidisciplinary team doing Field development planning (FDP) and Full Field Reviews (FFR) on greenfield, brownfield and EOR projects.

Responsible for all reservoir geophysics work, including:

Seismic structural and sequence stratigraphic interpretation, and depth conversion to create the reservoir static models.

Providing the least possible depth error by performing several depth conversion methodologies to overcome the problems like lateral and vertical velocity variations.

Discriminate lithologic and fluid boundaries using seismic reservoir characterization tools (QI; AVO, Pre and Post-stack inversion, attribute analysis, geobody interpretation, time-lapse seismic …etc.) to aid in the well planning phases and delay water production.

Conducted seismic 4D feasibility study before shooting 4D seismic in 2014 to make sure that it will add value, or otherwise save the shooting cost.

Well planning; geotechnical document preparation, geohazard screening and avoidance, surface and target optimization, setting TD criteria and following drilling operations.

Well Rejuvenation

Screened for new opportunities in the vicinity of abandoned wells.

Integration with a team of petrophysicists, drilling and reservoir engineers.

Managing concession prospect portfolio to select the possible prospects to be targeted by well work overs.

Well planning from both G&G and well engineering perspectives.

WDDM Concession Pre-Pliocene Exploration

Tendering for an Offshore broadband 3D seismic data acquisition aiming to better image the deep subsalt HPHT section.

Delivering the Scope of Work in the Invitation To Tender (ITT).

Technical evaluation of candidate vendors for both seismic acquisition and processing.

Witnessing the acquisition operations on the offshore vessel and QC’ing the processing work.

Performed regional interpretation and basin analysis in complex structural subsalt plays.

Provided guidelines and workflows for seismic amplitude interpretation for the exploration purposes via building regional rock physics template integrating seismic and well data.

Successfully built Microsoft Excel worksheets covering rock physics workflows. Results came very close to RokDoc outputs. This task has cost saving implications.

Depth conversion of deep regional subsalt horizons by building a regional velocity model. The model involved multilayers with different velocity modeling algorithms such as (polynomial, compaction trend, average velocity).

Messinian Exploration

The project scope was to find and evaluate similar prospects to Zohr giant Biogenic Gas field that was discovered in the Nile Delta Basin as a Messinian reefal carbonate reservoir.

Source rock and reservoir regional mapping followed by detailed reservoir mapping

Used basin models and structural restorations to check whether the trap was formed during the biogenic gas migration time for each prospect.

Developed a new rock physics model using AVO classification to discriminate the reservoir and non-reservoir rocks.

Increased the company resources inventory using prospects generated from the new approach.

Performing structural restoration and fault seal analysis studies to support regional understanding and prospect maturation.

Hydrocarbon Maturation

Screening the shallow plays aiming to define the remaining potential in the concession.

Successfully designed and implemented an automated workflow to screen the different seismic vintages and calculate the corresponding volumes.

The project resulted in generation of a number of prospects which were ranked and high-graded based on volume and risk. The best prospects were drilled and resulted in raising the portfolio and later on the company production.

The workflow, finding and output of the project were presented as a technical presentation in the EAGE 76th conference and exhibition in Amsterdam.

Reservoir Geomodelling

Building and updating 3D reservoir models (Geomodelling) using advanced Petrel workflow and best practice experience in various fields to come up with respective and representative models that capture the stratigraphic heterogeneity and guide the development plan.

Incorporating all geological, geophysical, reservoir and production data in building water tight models.

Support the auditing of database applied within the geological model and ensures that is maintained and updated regularly.

Fault seal analysis using 1D&3D models.

Reserve calculation and uncertainty analysis using different tools (GeoX, Crystal Ball, and 3D Models) and different methodology (deterministic and stochastic).

Post well analysis.

Fracture Characterization Project (Iran)

Identified seismic plane discontinuities using 3D seismic edge enhancement methods.

Fracture characterization using best practice methodologies and industry standard software.

Generated brittleness attributes from prestack seismic inversion and spectral decomposition.

Data Science Recent Interest

Courses:

Machine Learning by Stanford University (11 weeks Online Course by Andrew NG)

The Data Science Tool Box by Johns Hopkins University (4 Weeks online course)

R Programming by Johns Hopkins University (4 Weeks online course)

Scientific Computing and Python for Data Science by World Quant University (8 weeks online module). Certificate

Hands on experience:

Successfully completed Kaggle’s TGS Salt Identification Challenge incorporating 4000 training seismic sections in deep neural network to automatically detect salt bodies. Use Python to write the code. (A link to python Kernels)

References

Dr. Oluwaseun Fadipe, Specialist, Exploration Geoscientist at ADNOC Upstream Directorate (adl5yl@r.postjobfree.com) +971-**-***-****)

Michael Noble, Vice President Exploration at Holborn Energy Group +971-**-*******) (adl5yl@r.postjobfree.com).

Dr. Mohamed Salah AbouSayed, President and CEO at ResModTec, UAE. +971*********).

Dr. Ashraf El-Amir, Chairman, PetroShahd +201*********).

Mahmoud Magdy Khalil, Senior Geophysicist, Total E&P, France +336********).

Islam Yehia Mohamed, Reservoir Geologist, Dana Gas (adl5yl@r.postjobfree.com).

Mahmoud Maged, Senior Petrophysicist, Schlumberger, +965-********) (adl5yl@r.postjobfree.com).

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