Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques

Gas injection into heavy oil reservoirs could result in high ultimate recovery of oil. Experimental studies showed that an application of a combined technology of Gas Assisted Gravity Drainage (GAGD) and Vapor Extraction (VAPEX) could increase final oil recovery of a candidate viscous oil reservoir....

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Main Authors: Jamshid Roodsaz, Mohabbat Ahmadi, Vali Ahmad Sajjadian, Saeed Abbasi
Format: Article
Language:English
Published: Iranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECR 2007-06-01
Series:Iranian Journal of Chemistry & Chemical Engineering
Subjects:
Online Access:http://www.ijcce.ac.ir/article_7656_00377b36967402d56d6a471a4836b9a0.pdf
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author Jamshid Roodsaz
Mohabbat Ahmadi
Vali Ahmad Sajjadian
Saeed Abbasi
author_facet Jamshid Roodsaz
Mohabbat Ahmadi
Vali Ahmad Sajjadian
Saeed Abbasi
author_sort Jamshid Roodsaz
collection DOAJ
description Gas injection into heavy oil reservoirs could result in high ultimate recovery of oil. Experimental studies showed that an application of a combined technology of Gas Assisted Gravity Drainage (GAGD) and Vapor Extraction (VAPEX) could increase final oil recovery of a candidate viscous oil reservoir. In this paper the results of laboratory investigation are presented, including Pressure-Volume-Temperature (PVT) studies, physical model experiments and simulation studies to evaluate the gas injection process for heavy oil reservoirs recovery. The study examined the effect of two different gases on viscosity reduction and oil swelling. Physical model tests were carried out to investigate the effect of gas injection on oil recovery. Another study (simulation model) predicted the performance of the reservoir under gas injection in a model. This simulation study was established on a sector of the reservoir.
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spelling doaj.art-fc95aea71ed5416382774899860b05462022-12-22T03:07:24ZengIranian Institute of Research and Development in Chemical Industries (IRDCI)-ACECRIranian Journal of Chemistry & Chemical Engineering1021-99861021-99862007-06-0126277847656Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD TechniquesJamshid Roodsaz0Mohabbat Ahmadi1Vali Ahmad Sajjadian2Saeed Abbasi3Exploration and Production Center, Research Institute of Petroleum Industry (RIPI), Tehran, I.R. IRANExploration and Production Center, Research Institute of Petroleum Industry (RIPI), Tehran, I.R. IRANExploration and Production Center, Research Institute of Petroleum Industry (RIPI), Tehran, I.R. IRANExploration and Production Center, Research Institute of Petroleum Industry (RIPI), Tehran, I.R. IRANGas injection into heavy oil reservoirs could result in high ultimate recovery of oil. Experimental studies showed that an application of a combined technology of Gas Assisted Gravity Drainage (GAGD) and Vapor Extraction (VAPEX) could increase final oil recovery of a candidate viscous oil reservoir. In this paper the results of laboratory investigation are presented, including Pressure-Volume-Temperature (PVT) studies, physical model experiments and simulation studies to evaluate the gas injection process for heavy oil reservoirs recovery. The study examined the effect of two different gases on viscosity reduction and oil swelling. Physical model tests were carried out to investigate the effect of gas injection on oil recovery. Another study (simulation model) predicted the performance of the reservoir under gas injection in a model. This simulation study was established on a sector of the reservoir.http://www.ijcce.ac.ir/article_7656_00377b36967402d56d6a471a4836b9a0.pdfgas injectionheavy oilgravity drainagevapor extractionoil recovery
spellingShingle Jamshid Roodsaz
Mohabbat Ahmadi
Vali Ahmad Sajjadian
Saeed Abbasi
Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques
Iranian Journal of Chemistry & Chemical Engineering
gas injection
heavy oil
gravity drainage
vapor extraction
oil recovery
title Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques
title_full Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques
title_fullStr Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques
title_full_unstemmed Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques
title_short Experimental and Simulation - Assisted Feasibility Study of Gas Injection to Increase Oil Recovery Using a Combination of Semi-VAPEX and GAGD Techniques
title_sort experimental and simulation assisted feasibility study of gas injection to increase oil recovery using a combination of semi vapex and gagd techniques
topic gas injection
heavy oil
gravity drainage
vapor extraction
oil recovery
url http://www.ijcce.ac.ir/article_7656_00377b36967402d56d6a471a4836b9a0.pdf
work_keys_str_mv AT jamshidroodsaz experimentalandsimulationassistedfeasibilitystudyofgasinjectiontoincreaseoilrecoveryusingacombinationofsemivapexandgagdtechniques
AT mohabbatahmadi experimentalandsimulationassistedfeasibilitystudyofgasinjectiontoincreaseoilrecoveryusingacombinationofsemivapexandgagdtechniques
AT valiahmadsajjadian experimentalandsimulationassistedfeasibilitystudyofgasinjectiontoincreaseoilrecoveryusingacombinationofsemivapexandgagdtechniques
AT saeedabbasi experimentalandsimulationassistedfeasibilitystudyofgasinjectiontoincreaseoilrecoveryusingacombinationofsemivapexandgagdtechniques