Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon

Adsorbed natural gas (ANG) by Granular Activated Carbon (GAC) has been widely investigated as an alternative to CNG and LNG technologies for storage and transportation of natural gas. In the present work, a theoretical and experimental study was conducted to accurately determine the amount of adsorp...

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Main Authors: A. Aleghafouri, M. Mahdyarfar, M. Mohsen-Nia, A. Mohajeri, M. Asghari
Format: Article
Language:English
Published: Reaserch Institute of Petroleum Industry 2011-03-01
Series:Journal of Petroleum Science and Technology
Subjects:
Online Access:https://jpst.ripi.ir/article_27_43a56073dac95dd7d06c740d390cd0c7.pdf
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author A. Aleghafouri
M. Mahdyarfar
M. Mohsen-Nia
A. Mohajeri
M. Asghari
author_facet A. Aleghafouri
M. Mahdyarfar
M. Mohsen-Nia
A. Mohajeri
M. Asghari
author_sort A. Aleghafouri
collection DOAJ
description Adsorbed natural gas (ANG) by Granular Activated Carbon (GAC) has been widely investigated as an alternative to CNG and LNG technologies for storage and transportation of natural gas. In the present work, a theoretical and experimental study was conducted to accurately determine the amount of adsorption of CH4 by GAC. To carry out the experiments, the volumetric method was used up to 4 MPa at constant temperature of 298 K. Also, various adsorption isotherm models were used to model the experimental data collected from the experiments. The accuracy of the results              obtained from the adsorption isotherm models was compared and the values for the regressed parameters were reported. The results shows that the amount of CH4 adsorbed is dependent on the physical characteristics of activated carbons. Moreover, the Toth, two term TVFM and Sips isotherm models show good agreement with the experimental data.
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spelling doaj.art-cd4ec03c9beb44708a1380c18039b83a2022-12-21T19:05:00ZengReaserch Institute of Petroleum IndustryJournal of Petroleum Science and Technology2251-659X2645-33122011-03-0111555910.22078/jpst.2011.2727Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated CarbonA. Aleghafouri0M. Mahdyarfar1M. Mohsen-Nia2A. Mohajeri3M. Asghari4Chemical Engineering Group, Department of Engineering, University of Kashan, Kashan, IranGas Division, Research Institute of Petroleum Industry (R.I.P.I.), Tehran, IranChemical Engineering Group, Department of Engineering, University of Kashan, Kashan, IranGas Division, Research Institute of Petroleum Industry (R.I.P.I.), Tehran, IranChemical Engineering Group, Department of Engineering, University of Kashan, Kashan, IranAdsorbed natural gas (ANG) by Granular Activated Carbon (GAC) has been widely investigated as an alternative to CNG and LNG technologies for storage and transportation of natural gas. In the present work, a theoretical and experimental study was conducted to accurately determine the amount of adsorption of CH4 by GAC. To carry out the experiments, the volumetric method was used up to 4 MPa at constant temperature of 298 K. Also, various adsorption isotherm models were used to model the experimental data collected from the experiments. The accuracy of the results              obtained from the adsorption isotherm models was compared and the values for the regressed parameters were reported. The results shows that the amount of CH4 adsorbed is dependent on the physical characteristics of activated carbons. Moreover, the Toth, two term TVFM and Sips isotherm models show good agreement with the experimental data.https://jpst.ripi.ir/article_27_43a56073dac95dd7d06c740d390cd0c7.pdfadsorbed natural gasactivated carbonadsorption isotherm
spellingShingle A. Aleghafouri
M. Mahdyarfar
M. Mohsen-Nia
A. Mohajeri
M. Asghari
Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon
Journal of Petroleum Science and Technology
adsorbed natural gas
activated carbon
adsorption isotherm
title Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon
title_full Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon
title_fullStr Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon
title_full_unstemmed Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon
title_short Experimental and Theoretical Study on the CH4 Adsorption by Granular and Microporous Activated Carbon
title_sort experimental and theoretical study on the ch4 adsorption by granular and microporous activated carbon
topic adsorbed natural gas
activated carbon
adsorption isotherm
url https://jpst.ripi.ir/article_27_43a56073dac95dd7d06c740d390cd0c7.pdf
work_keys_str_mv AT aaleghafouri experimentalandtheoreticalstudyonthech4adsorptionbygranularandmicroporousactivatedcarbon
AT mmahdyarfar experimentalandtheoreticalstudyonthech4adsorptionbygranularandmicroporousactivatedcarbon
AT mmohsennia experimentalandtheoreticalstudyonthech4adsorptionbygranularandmicroporousactivatedcarbon
AT amohajeri experimentalandtheoreticalstudyonthech4adsorptionbygranularandmicroporousactivatedcarbon
AT masghari experimentalandtheoreticalstudyonthech4adsorptionbygranularandmicroporousactivatedcarbon