Exergy analysis of methane steam reformer utilizing steelmaking waste heat

System analysis was conducted on a proposed combined system for methane steam reforming comprising conventional hydrogen production and waste heat recovery from steelmaking. Operating data for a conventional methane steam reforming system were collected and analyzed. The results showed that the co...

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Main Authors: Maruoka, Nobuhiro, Purwanto, Hadi, Akiyama, Tomohiro
Format: Article
Language:English
Published: The Iron and Steel Institute of Japan 2010
Subjects:
Online Access:http://irep.iium.edu.my/7988/1/exergy_of_methane_steam_refroming.pdf
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author Maruoka, Nobuhiro
Purwanto, Hadi
Akiyama, Tomohiro
author_facet Maruoka, Nobuhiro
Purwanto, Hadi
Akiyama, Tomohiro
author_sort Maruoka, Nobuhiro
collection IIUM
description System analysis was conducted on a proposed combined system for methane steam reforming comprising conventional hydrogen production and waste heat recovery from steelmaking. Operating data for a conventional methane steam reforming system were collected and analyzed. The results showed that the conventional system utilized only 60% of the natural gas as raw material and the rest is consumed for supplying the reaction heat for methane steam reforming. On the basis of this data, the proposed system was evaluated on five factors—natural gas consumption, enthalpy flow, CO2 emission, cost, and exergy loss. For the proposed system, the factors were only 59.6%, 59.7%, 62.8%, 86.5%, and 65.8% of those of the conventional system, respectively. This supports the feasibility of hydrogen production from recovered waste heat. Furthermore, the proposed system is expected to contribute to the production of ‘green’ hydrogen that incurs less CO2 emission.
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spelling oai:generic.eprints.org:79882011-12-02T07:06:40Z http://irep.iium.edu.my/7988/ Exergy analysis of methane steam reformer utilizing steelmaking waste heat Maruoka, Nobuhiro Purwanto, Hadi Akiyama, Tomohiro TP751 Gas industry System analysis was conducted on a proposed combined system for methane steam reforming comprising conventional hydrogen production and waste heat recovery from steelmaking. Operating data for a conventional methane steam reforming system were collected and analyzed. The results showed that the conventional system utilized only 60% of the natural gas as raw material and the rest is consumed for supplying the reaction heat for methane steam reforming. On the basis of this data, the proposed system was evaluated on five factors—natural gas consumption, enthalpy flow, CO2 emission, cost, and exergy loss. For the proposed system, the factors were only 59.6%, 59.7%, 62.8%, 86.5%, and 65.8% of those of the conventional system, respectively. This supports the feasibility of hydrogen production from recovered waste heat. Furthermore, the proposed system is expected to contribute to the production of ‘green’ hydrogen that incurs less CO2 emission. The Iron and Steel Institute of Japan 2010 Article PeerReviewed application/pdf en http://irep.iium.edu.my/7988/1/exergy_of_methane_steam_refroming.pdf Maruoka, Nobuhiro and Purwanto, Hadi and Akiyama, Tomohiro (2010) Exergy analysis of methane steam reformer utilizing steelmaking waste heat. ISIJ International, 50 (9). pp. 1311-1318. ISSN 1347-5460 (O), 0915-1559 (P) http://www.jstage.jst.go.jp/article/isijinternational/50/9/50_1311/_article doi:10.2355/isijinternational.50.1311
spellingShingle TP751 Gas industry
Maruoka, Nobuhiro
Purwanto, Hadi
Akiyama, Tomohiro
Exergy analysis of methane steam reformer utilizing steelmaking waste heat
title Exergy analysis of methane steam reformer utilizing steelmaking waste heat
title_full Exergy analysis of methane steam reformer utilizing steelmaking waste heat
title_fullStr Exergy analysis of methane steam reformer utilizing steelmaking waste heat
title_full_unstemmed Exergy analysis of methane steam reformer utilizing steelmaking waste heat
title_short Exergy analysis of methane steam reformer utilizing steelmaking waste heat
title_sort exergy analysis of methane steam reformer utilizing steelmaking waste heat
topic TP751 Gas industry
url http://irep.iium.edu.my/7988/1/exergy_of_methane_steam_refroming.pdf
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