Optimization of pyrene removal from contaminated soil by electrokinetic remediation process

ABSTRACT The electrokinetic remediation process has been intensively investigated by many researchers as a novel technique to remove different pollutants from soil. The process utilizes a direct-current electric field to soils to insert some process such as electroosmosis and electrolytic migration...

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Main Authors: Abbas Rezaee, Seyedenayat Hashemi, Seyed Mohammad Mousavi, Mohammad Reza Nikodel, Hossein Ganjiidoust
Format: Article
Language:English
Published: Iranian Journal of Health, Safety and Environment 2014-01-01
Series:Iranian Journal of Health, Safety and Environment
Subjects:
Online Access:http://www.ijhse.ir/index.php/IJHSE/article/view/15
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author Abbas Rezaee
Seyedenayat Hashemi
Seyed Mohammad Mousavi
Mohammad Reza Nikodel
Hossein Ganjiidoust
author_facet Abbas Rezaee
Seyedenayat Hashemi
Seyed Mohammad Mousavi
Mohammad Reza Nikodel
Hossein Ganjiidoust
author_sort Abbas Rezaee
collection DOAJ
description ABSTRACT The electrokinetic remediation process has been intensively investigated by many researchers as a novel technique to remove different pollutants from soil. The process utilizes a direct-current electric field to soils to insert some process such as electroosmosis and electrolytic migration. In the present study, the removal of pyrene as a model of polycyclic aromatic hydrocarbons (PAHs) were optimized using response surface methodology (RSM) based on central composite design (CCD). The electrokinetic experiment was performed using an electrokinetic setup that includes an electric power supply, a plexiglass soil box and two square stainless steel electrodes electrodes. In the optimum condition, electrode type, moisture and voltage were determined as stainless steel, 30% and 12 volt, respectively. Pyrene removal efficiency in optimum condition estimated 80.05 %. Analysis of variance (ANOVA) exhibited a reasonable correlation coefficient between the predicted and experimental values (R2=0.95).These results showed that electrokinetic remediation process could be applied as an efficient technique for pyrene removal.
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spelling doaj.art-ac488560fc0e4edb95e0e51ff02685622022-12-21T23:28:57ZengIranian Journal of Health, Safety and EnvironmentIranian Journal of Health, Safety and Environment2345-32062345-55352014-01-0111162212Optimization of pyrene removal from contaminated soil by electrokinetic remediation processAbbas Rezaee0Seyedenayat HashemiSeyed Mohammad MousaviMohammad Reza NikodelHossein GanjiidoustDepartment of Environmental Health, Faculty of medical sciences, Tarbiat modares universityABSTRACT The electrokinetic remediation process has been intensively investigated by many researchers as a novel technique to remove different pollutants from soil. The process utilizes a direct-current electric field to soils to insert some process such as electroosmosis and electrolytic migration. In the present study, the removal of pyrene as a model of polycyclic aromatic hydrocarbons (PAHs) were optimized using response surface methodology (RSM) based on central composite design (CCD). The electrokinetic experiment was performed using an electrokinetic setup that includes an electric power supply, a plexiglass soil box and two square stainless steel electrodes electrodes. In the optimum condition, electrode type, moisture and voltage were determined as stainless steel, 30% and 12 volt, respectively. Pyrene removal efficiency in optimum condition estimated 80.05 %. Analysis of variance (ANOVA) exhibited a reasonable correlation coefficient between the predicted and experimental values (R2=0.95).These results showed that electrokinetic remediation process could be applied as an efficient technique for pyrene removal.http://www.ijhse.ir/index.php/IJHSE/article/view/15ElectrokineticPyreneSoilRemediationOptimization
spellingShingle Abbas Rezaee
Seyedenayat Hashemi
Seyed Mohammad Mousavi
Mohammad Reza Nikodel
Hossein Ganjiidoust
Optimization of pyrene removal from contaminated soil by electrokinetic remediation process
Iranian Journal of Health, Safety and Environment
Electrokinetic
Pyrene
Soil
Remediation
Optimization
title Optimization of pyrene removal from contaminated soil by electrokinetic remediation process
title_full Optimization of pyrene removal from contaminated soil by electrokinetic remediation process
title_fullStr Optimization of pyrene removal from contaminated soil by electrokinetic remediation process
title_full_unstemmed Optimization of pyrene removal from contaminated soil by electrokinetic remediation process
title_short Optimization of pyrene removal from contaminated soil by electrokinetic remediation process
title_sort optimization of pyrene removal from contaminated soil by electrokinetic remediation process
topic Electrokinetic
Pyrene
Soil
Remediation
Optimization
url http://www.ijhse.ir/index.php/IJHSE/article/view/15
work_keys_str_mv AT abbasrezaee optimizationofpyreneremovalfromcontaminatedsoilbyelectrokineticremediationprocess
AT seyedenayathashemi optimizationofpyreneremovalfromcontaminatedsoilbyelectrokineticremediationprocess
AT seyedmohammadmousavi optimizationofpyreneremovalfromcontaminatedsoilbyelectrokineticremediationprocess
AT mohammadrezanikodel optimizationofpyreneremovalfromcontaminatedsoilbyelectrokineticremediationprocess
AT hosseinganjiidoust optimizationofpyreneremovalfromcontaminatedsoilbyelectrokineticremediationprocess