Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing

Coal-based activated carbon materials is a prospective materials for hydrogen storage application. The present work aimed to study the effect of post treatments including mechanical milling process and pelletization and simulating experimentally the conditions of pelletization of fine particles of a...

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Main Authors:	Sri Harjanto, Latifa N. Noviana, Mia Diniati, Stefanno W. Yunior, Nasruddin
Format:	Article
Language:	English
Published:	Universiti Kebangsaan Malaysia 2015
Online Access:	http://journalarticle.ukm.my/8951/ http://journalarticle.ukm.my/8951/ http://journalarticle.ukm.my/8951/1/15_Sri_Harjanto.pdf

id	ukm-8951
recordtype	eprints
spelling	ukm-89512016-12-14T06:48:32Z http://journalarticle.ukm.my/8951/ Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing Sri Harjanto, Latifa N. Noviana, Mia Diniati, Stefanno W. Yunior, Nasruddin, Coal-based activated carbon materials is a prospective materials for hydrogen storage application. The present work aimed to study the effect of post treatments including mechanical milling process and pelletization and simulating experimentally the conditions of pelletization of fine particles of activated coal. Post treatment of activated coal consist of 2 steps mechanical milling process in planetary ball mill followed by pelletization. First step of mechanical milling process gave particle size reduction and second step was undertaken to maintain activity of activated coal. Second step of mechanochemical process were done in dry (ACP-A) and wet condition (ACP-B) with the ratio of sample: KOH was 1:1 and performed for 1 h. Then they will be formed into pellets with the addition of binder which contained fructose, glucose and oligo. Some examinations such as PSA, BET, SEM and XRD were performed to determine the characteristics of activated carbon materials including hydrogen adsorption capacity testing. Particle size reduction of activated carbon reached 98.9% after planetary ball milling. The raw material of activated carbon (AC) has hydrogen adsorption as much as from 0.30 and 0.25 wt. % from -5 and 25oC measurements, respectively. As predicted the adsorption of hydrogen gas of pelletized activated carbon from bituminous coal decreased due to post treatment process about 47% for ACP-A and 60% for ACP-B at 4000 Bar. Universiti Kebangsaan Malaysia 2015-05 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/8951/1/15_Sri_Harjanto.pdf Sri Harjanto, and Latifa N. Noviana, and Mia Diniati, and Stefanno W. Yunior, and Nasruddin, (2015) Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing. Sains Malaysiana, 44 (5). pp. 747-752. ISSN 0126-6039 http://www.ukm.my/jsm/malay_journals/jilid44bil5_2015/KandunganJilid44Bil5_2015.html
repository_type	Digital Repository
institution_category	Local University
institution	Universiti Kebangasaan Malaysia
building	UKM Institutional Repository
collection	Online Access
language	English
description	Coal-based activated carbon materials is a prospective materials for hydrogen storage application. The present work aimed to study the effect of post treatments including mechanical milling process and pelletization and simulating experimentally the conditions of pelletization of fine particles of activated coal. Post treatment of activated coal consist of 2 steps mechanical milling process in planetary ball mill followed by pelletization. First step of mechanical milling process gave particle size reduction and second step was undertaken to maintain activity of activated coal. Second step of mechanochemical process were done in dry (ACP-A) and wet condition (ACP-B) with the ratio of sample: KOH was 1:1 and performed for 1 h. Then they will be formed into pellets with the addition of binder which contained fructose, glucose and oligo. Some examinations such as PSA, BET, SEM and XRD were performed to determine the characteristics of activated carbon materials including hydrogen adsorption capacity testing. Particle size reduction of activated carbon reached 98.9% after planetary ball milling. The raw material of activated carbon (AC) has hydrogen adsorption as much as from 0.30 and 0.25 wt. % from -5 and 25oC measurements, respectively. As predicted the adsorption of hydrogen gas of pelletized activated carbon from bituminous coal decreased due to post treatment process about 47% for ACP-A and 60% for ACP-B at 4000 Bar.
format	Article
author	Sri Harjanto, Latifa N. Noviana, Mia Diniati, Stefanno W. Yunior, Nasruddin,
spellingShingle	Sri Harjanto, Latifa N. Noviana, Mia Diniati, Stefanno W. Yunior, Nasruddin, Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing
author_facet	Sri Harjanto, Latifa N. Noviana, Mia Diniati, Stefanno W. Yunior, Nasruddin,
author_sort	Sri Harjanto,
title	Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing
title_short	Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing
title_full	Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing
title_fullStr	Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing
title_full_unstemmed	Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing
title_sort	hydrogen adsorption capacity reduction of activated carbon produced from indonesia low rank coal by pelletizing
publisher	Universiti Kebangsaan Malaysia
publishDate	2015
url	http://journalarticle.ukm.my/8951/ http://journalarticle.ukm.my/8951/ http://journalarticle.ukm.my/8951/1/15_Sri_Harjanto.pdf
first_indexed	2023-09-18T19:53:34Z
last_indexed	2023-09-18T19:53:34Z
_version_	1777406380282478592

Hydrogen adsorption capacity reduction of activated carbon produced from Indonesia low rank coal by pelletizing

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