Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field

This paper presents a 2D model of the Ghawar field and investigates the flow behavior in the field during secondary and tertiary recoveries using a simplified well scheme. For the latter, the focus is on chemical Enhanced Oil Recovery (EOR), using polymer solutions. The difference in efficiency betw...

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Main Authors: Maaike Berger, Francesco Picchioni, Pablo Druetta
Format: Article
Language:English
Published: MDPI AG 2022-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/15/19/7232
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author Maaike Berger
Francesco Picchioni
Pablo Druetta
author_facet Maaike Berger
Francesco Picchioni
Pablo Druetta
author_sort Maaike Berger
collection DOAJ
description This paper presents a 2D model of the Ghawar field and investigates the flow behavior in the field during secondary and tertiary recoveries using a simplified well scheme. For the latter, the focus is on chemical Enhanced Oil Recovery (EOR), using polymer solutions. The difference in efficiency between secondary and tertiary recovery and the influence of factors such as degradation are analyzed and presented. Furthermore, the influence of oil viscosity on the recovery factor is investigated as well as the efficiency of the well placement of the model studied. In order to do this, a combined shear-thinning/-thickening model, the Unified Viscosity Model (UVM), is used. COMSOL Multiphysics is used in order to study the model, combining the fluid flow and mass transfer in one study, showing the interdependence of both physics transport phenomena. The results show how the influence of the polymer properties and the rock formation affect the recovery behavior. The particle tracing study allows us to determine the percentage of the chemical agent recovered in the producing wells. This paper shows how EOR agents works coupled with advanced numerical models in real-scale fields.
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spelling doaj.art-3c90c98e40294505b94fcf94539050662023-11-23T20:15:25ZengMDPI AGEnergies1996-10732022-10-011519723210.3390/en15197232Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar FieldMaaike Berger0Francesco Picchioni1Pablo Druetta2Department of Chemical Engineering, ENTEG, University of Groningen, Nijenborgh 4, 9747 AG Groningen, The NetherlandsDepartment of Chemical Engineering, ENTEG, University of Groningen, Nijenborgh 4, 9747 AG Groningen, The NetherlandsDepartment of Chemical Engineering, ENTEG, University of Groningen, Nijenborgh 4, 9747 AG Groningen, The NetherlandsThis paper presents a 2D model of the Ghawar field and investigates the flow behavior in the field during secondary and tertiary recoveries using a simplified well scheme. For the latter, the focus is on chemical Enhanced Oil Recovery (EOR), using polymer solutions. The difference in efficiency between secondary and tertiary recovery and the influence of factors such as degradation are analyzed and presented. Furthermore, the influence of oil viscosity on the recovery factor is investigated as well as the efficiency of the well placement of the model studied. In order to do this, a combined shear-thinning/-thickening model, the Unified Viscosity Model (UVM), is used. COMSOL Multiphysics is used in order to study the model, combining the fluid flow and mass transfer in one study, showing the interdependence of both physics transport phenomena. The results show how the influence of the polymer properties and the rock formation affect the recovery behavior. The particle tracing study allows us to determine the percentage of the chemical agent recovered in the producing wells. This paper shows how EOR agents works coupled with advanced numerical models in real-scale fields.https://www.mdpi.com/1996-1073/15/19/7232EORpolymerreservoir simulationGhawar fieldpolymer degradation
spellingShingle Maaike Berger
Francesco Picchioni
Pablo Druetta
Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field
Energies
EOR
polymer
reservoir simulation
Ghawar field
polymer degradation
title Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field
title_full Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field
title_fullStr Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field
title_full_unstemmed Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field
title_short Simulation of Polymer Chemical Enhanced Oil Recovery in Ghawar Field
title_sort simulation of polymer chemical enhanced oil recovery in ghawar field
topic EOR
polymer
reservoir simulation
Ghawar field
polymer degradation
url https://www.mdpi.com/1996-1073/15/19/7232
work_keys_str_mv AT maaikeberger simulationofpolymerchemicalenhancedoilrecoveryinghawarfield
AT francescopicchioni simulationofpolymerchemicalenhancedoilrecoveryinghawarfield
AT pablodruetta simulationofpolymerchemicalenhancedoilrecoveryinghawarfield