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Direct and indirect integration of organic rankine cycle in total site

Industrial sector is one of the major energy consumers in the world. Energy inefficiency in industry due to energy losses and wastages, which contributes to unnecessary carbon emission and global warming. Various initiatives have been taken for enhancing the energy efficiency in the industrial secto...

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Main Authors: Kamarudin, Norhafiza, Liew, Peng Yen, Che Jusoh, Nurfatehah Wahyuny, Ho, Wai Shin, Lim, Jeng Shiun
Format: Article
Published: AIDIC Servizi S.r.l. 2018
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TP Chemical technology
Online Access:http://eprints.utm.my/id/eprint/84395/
https://doi.org/10.3303/CET1863064
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spelling my.utm.843952019-12-28T01:55:47Z http://eprints.utm.my/id/eprint/84395/ Direct and indirect integration of organic rankine cycle in total site Kamarudin, Norhafiza Liew, Peng Yen Che Jusoh, Nurfatehah Wahyuny Ho, Wai Shin Lim, Jeng Shiun TP Chemical technology Industrial sector is one of the major energy consumers in the world. Energy inefficiency in industry due to energy losses and wastages, which contributes to unnecessary carbon emission and global warming. Various initiatives have been taken for enhancing the energy efficiency in the industrial sector. Pinch Analysis is one of the important systematic tools for improving energy supply and demand in a process plant. Total Site Heat Integration for multiple processes (industrial cluster) has been introduced, as an extension to Pinch Analysis, to debottleneck the limitation of energy recovery in a single process plant. The availability of low temperature waste heat could be found, after considering the maximum heat recovery within the industrial cluster through TSHI. Organic Rankine Cycle (ORC) has been widely used for power recovery from low temperature heat sources. ORC integration is frequently being considered for direct heat transfer from a waste heat stream. In this study, integrating ORC via indirect heat transfer for a site utility system is studied, together with the direct integration of ORC to a waste heat stream. The indirect integration provides more opportunity of energy recovery through cumulating the low temperature waste heat from various stream, which has the potential of generating more power than depending on an individual waste heat stream. Economic comparison between direct and indirect ORC integration has been done in this work through a case study. A simple case study shows direct integration has better energy saving opportunity. Indirect ORC integration could be more efficient when the waste heat sources are distributed in different processes and stream. AIDIC Servizi S.r.l. 2018 Article PeerReviewed Kamarudin, Norhafiza and Liew, Peng Yen and Che Jusoh, Nurfatehah Wahyuny and Ho, Wai Shin and Lim, Jeng Shiun (2018) Direct and indirect integration of organic rankine cycle in total site. Chemical Engineering Transactions, 63 . pp. 379-384. ISSN 2283-9216 https://doi.org/10.3303/CET1863064
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TP Chemical technology
spellingShingle TP Chemical technology
Kamarudin, Norhafiza
Liew, Peng Yen
Che Jusoh, Nurfatehah Wahyuny
Ho, Wai Shin
Lim, Jeng Shiun
Direct and indirect integration of organic rankine cycle in total site
description Industrial sector is one of the major energy consumers in the world. Energy inefficiency in industry due to energy losses and wastages, which contributes to unnecessary carbon emission and global warming. Various initiatives have been taken for enhancing the energy efficiency in the industrial sector. Pinch Analysis is one of the important systematic tools for improving energy supply and demand in a process plant. Total Site Heat Integration for multiple processes (industrial cluster) has been introduced, as an extension to Pinch Analysis, to debottleneck the limitation of energy recovery in a single process plant. The availability of low temperature waste heat could be found, after considering the maximum heat recovery within the industrial cluster through TSHI. Organic Rankine Cycle (ORC) has been widely used for power recovery from low temperature heat sources. ORC integration is frequently being considered for direct heat transfer from a waste heat stream. In this study, integrating ORC via indirect heat transfer for a site utility system is studied, together with the direct integration of ORC to a waste heat stream. The indirect integration provides more opportunity of energy recovery through cumulating the low temperature waste heat from various stream, which has the potential of generating more power than depending on an individual waste heat stream. Economic comparison between direct and indirect ORC integration has been done in this work through a case study. A simple case study shows direct integration has better energy saving opportunity. Indirect ORC integration could be more efficient when the waste heat sources are distributed in different processes and stream.
format Article
author Kamarudin, Norhafiza
Liew, Peng Yen
Che Jusoh, Nurfatehah Wahyuny
Ho, Wai Shin
Lim, Jeng Shiun
author_facet Kamarudin, Norhafiza
Liew, Peng Yen
Che Jusoh, Nurfatehah Wahyuny
Ho, Wai Shin
Lim, Jeng Shiun
author_sort Kamarudin, Norhafiza
title Direct and indirect integration of organic rankine cycle in total site
title_short Direct and indirect integration of organic rankine cycle in total site
title_full Direct and indirect integration of organic rankine cycle in total site
title_fullStr Direct and indirect integration of organic rankine cycle in total site
title_full_unstemmed Direct and indirect integration of organic rankine cycle in total site
title_sort direct and indirect integration of organic rankine cycle in total site
publisher AIDIC Servizi S.r.l.
publishDate 2018
url http://eprints.utm.my/id/eprint/84395/
https://doi.org/10.3303/CET1863064
_version_ 1654960081528160256
score 13.211869

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