OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA

Produced water is the interstitial reservoir water that flows to the surface with the crude oil into the production separators. This study addressed the effects of some chemicals on produced water and the challenges of finding the optimal concentrations of these chemicals for treating produced water...

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Main Authors: BONIFACE A. ORIJI, VITALIS A. CHIJIOKE
Format: Article
Language:English
Published: Taylor's University 2017-12-01
Series:Journal of Engineering Science and Technology
Subjects:
Online Access:http://jestec.taylors.edu.my/Vol%2012%20issue%2012%20December%202017/12_12_4.pdf
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author BONIFACE A. ORIJI
VITALIS A. CHIJIOKE
author_facet BONIFACE A. ORIJI
VITALIS A. CHIJIOKE
author_sort BONIFACE A. ORIJI
collection DOAJ
description Produced water is the interstitial reservoir water that flows to the surface with the crude oil into the production separators. This study addressed the effects of some chemicals on produced water and the challenges of finding the optimal concentrations of these chemicals for treating produced water. In this study, produced water treatment was carried out in an oil production platform located in the Niger Delta so as to determine the effect of a particular scale inhibitor, biocide, demulsifier and water clarifier, also to obtain the optimum concentrations of these chemicals in the treatment of produced water. The physico-chemical properties and microbial content of the produced water were determined. The results showed that the conductivity, hardness, pH and alkalinity reduced with increasing concentration of the scale inhibitor. The total heterotrophic bacteria count (THBC), heterotrophic fungi count (THFC) and the Sulphate reducing bacteria count (SRBC) were found to reduce with increasing concentration of biocide and exposure time. The increase in biocide concentration from 64 PPM to 100 PPM resulted in the reduction of THBC by 99.78%, THFC by 81.32% and SRBC 99.85%. The water clarifier gave the optimum concentration for oil and grease in the produced water at 7.3 PPM.
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spelling doaj.art-8f5f6a8b4ebd49d3beabf7a16bf5333f2022-12-21T18:27:43ZengTaylor's UniversityJournal of Engineering Science and Technology1823-46902017-12-01121231583172OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTABONIFACE A. ORIJI0VITALIS A. CHIJIOKE1Department of Petroleum Engineering, University of Port Harcourt. East-West Road, Choba, Port Harcourt, NigeriaDepartment of Petroleum Engineering, University of Port Harcourt. East-West Road, Choba, Port Harcourt, NigeriaProduced water is the interstitial reservoir water that flows to the surface with the crude oil into the production separators. This study addressed the effects of some chemicals on produced water and the challenges of finding the optimal concentrations of these chemicals for treating produced water. In this study, produced water treatment was carried out in an oil production platform located in the Niger Delta so as to determine the effect of a particular scale inhibitor, biocide, demulsifier and water clarifier, also to obtain the optimum concentrations of these chemicals in the treatment of produced water. The physico-chemical properties and microbial content of the produced water were determined. The results showed that the conductivity, hardness, pH and alkalinity reduced with increasing concentration of the scale inhibitor. The total heterotrophic bacteria count (THBC), heterotrophic fungi count (THFC) and the Sulphate reducing bacteria count (SRBC) were found to reduce with increasing concentration of biocide and exposure time. The increase in biocide concentration from 64 PPM to 100 PPM resulted in the reduction of THBC by 99.78%, THFC by 81.32% and SRBC 99.85%. The water clarifier gave the optimum concentration for oil and grease in the produced water at 7.3 PPM.http://jestec.taylors.edu.my/Vol%2012%20issue%2012%20December%202017/12_12_4.pdfProduced waterChemical treatmentNiger DeltaScale inhibitorBiocideDemulsifier
spellingShingle BONIFACE A. ORIJI
VITALIS A. CHIJIOKE
OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA
Journal of Engineering Science and Technology
Produced water
Chemical treatment
Niger Delta
Scale inhibitor
Biocide
Demulsifier
title OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA
title_full OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA
title_fullStr OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA
title_full_unstemmed OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA
title_short OPTIMIZATION OF PRODUCED WATER TREATMENT PROCESS - A CASE STUDY FOR DISPOSAL IN THE NIGER DELTA
title_sort optimization of produced water treatment process a case study for disposal in the niger delta
topic Produced water
Chemical treatment
Niger Delta
Scale inhibitor
Biocide
Demulsifier
url http://jestec.taylors.edu.my/Vol%2012%20issue%2012%20December%202017/12_12_4.pdf
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