Experimental evaluation of Carbon Dioxide-Assisted Gravity Drainage process (CO2-AGD) to improve oil recovery in reservoirs with strong water drive

DA Al-Obaidi, WJ Al-Mudhafar, MS Al-Jawad - Fuel, 2022 - Elsevier
Abstract The Gas-Assisted Gravity Drainage (GAGD) process has been developed to
improve and enhance oil production in both secondary and tertiary recovery stages. In the …

Well placement optimization through the triple-completion gas and downhole water sink-assisted gravity drainage (TC-GDWS-AGD) EOR process

WJ Al-Mudhafar, DA Wood, DA Al-Obaidi… - Energies, 2023 - mdpi.com
Gas and downhole water sink-assisted gravity drainage (GDWS-AGD) is a new process of
enhanced oil recovery (EOR) in oil reservoirs underlain by large bottom aquifers. The …

Experimental influence assessments of water drive and gas breakthrough through the CO2-assisted gravity drainage process in reservoirs with strong aquifers

DA Al-Obaidi, WJ Al-Mudhafar, HH Hussein, DN Rao - Fuel, 2024 - Elsevier
Mature oil reservoirs surrounded with strong edge and bottom water drive aquifers
experience pressure depletion and water coning/cresting. This laboratory research …

Development of a Multi-Completion Gas and Downhole Water Sink-Assisted Gravity Drainage (MC-DWS-AGD) to improve oil recovery and reduce water cut in …

DA Al-Obaidi, DA Wood, WJ Al-Mudhafar… - SPE Oklahoma City Oil …, 2023 - onepetro.org
Gas and downhole water sink assisted gravity drainage (GDWS-AGD) is a promising gas-
based enhanced oil recovery (EOR) process applicable for reservoirs associated with …

Methods Used to Estimate Reservoir Pressure Performance: A Review

MM Amer, DA Al-Obaidi - Journal of Engineering, 2024 - joe.uobaghdad.edu.iq
Reservoir pressure plays a significant role in all reservoir and production engineering
studies. It is crucial to characterize petroleum reservoirs: by detecting fluid movement …

Permeability Prediction and Facies Distribution for Yamama Reservoir in Faihaa Oil Field: Role of Machine Learning and Cluster Analysis Approach

MM Amer, DA Al-Obaidi - The Iraqi Geological Journal, 2024 - igj-iraq.org
Empirical and statistical methodologies have been established to acquire accurate
permeability identification and reservoir characterization, based on the rock type and …

Optimization of Horizontal Well Location and Completion to Improve Oil Recovery for an Iraqi Field

DA Al-Obaidi, BI Ahmed - The Iraqi Geological Journal, 2023 - igj-iraq.org
Exploitation of mature oil fields around the world has forced researchers to develop new
ways to optimize reservoir performance from such reservoirs. To achieve that, drilling …

Development and Simulation of Huff-N-Puff and Single-Well Gas-Assisted Gravity Drainage Processes for the EOR Design in Offshore Oil Fields

AM Almansor, WJ Al-Mudhafar, DN Rao - Offshore Technology …, 2024 - onepetro.org
Abstract The Gas-Assisted Gravity Drainage (GAGD) has acquired widespread popularity as
a promising technique to improve and enhance the oil recovery. A new modified version has …

[PDF][PDF] Iraqi Geological Journal

MA Ahmed, TA Mirza, SP Kalaitzidis - 2023 - pdfs.semanticscholar.org
This paper is the first attempt to study the mineralogical and geochemical features of
mineralization hosted within the volcanic rocks of the Baska Piwaza section, at Halgurd …