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THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY

Integrating new power generation technologies with environmental considerations lead improving performance and developing high efficient systems that is contributed to minimizing emissions. To achieve this goal, in this research, an energy & exergy analysis is introduced as a preliminary step...

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Main Author: KHALAJI ASSADI, M
Format: Article
Published: Indian J.Sci.Re 2014
Subjects:
TJ Mechanical engineering and machinery
Online Access:http://eprints.utp.edu.my/11657/1/4THERMODYNAMIC%20ASSESSMENT%20OF%20A%20HYBRID%20SOFCGT.pdf
http://eprints.utp.edu.my/11657/
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spelling my.utp.eprints.116572015-05-19T03:39:33Z THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY KHALAJI ASSADI, M TJ Mechanical engineering and machinery Integrating new power generation technologies with environmental considerations lead improving performance and developing high efficient systems that is contributed to minimizing emissions. To achieve this goal, in this research, an energy & exergy analysis is introduced as a preliminary step for a hybrid SOFC/GT base power plant with CO2 capture and waste heat recovery system. The proposed combined cycle includes an internal reforming tubular SOFC fed with methane, likewise a CO2 capture system based on oxy-anode combustion and HRSG is added to provide saturated steam. For the mentioned subsidiaries, considering total site efficiency improvement enables application capacity of a green attractive low CO2 emission plant, if it pays enough in attention about a bit miss in efficiency, regarding CO2 capture. With the application of open source code software based on a steady state process, a zero dimensional model is developed and the thermodynamic properties of the most significant streams of the plant are also proposed. To achieve this goal, the energy & exergy streams’ specifications are performed for all involved components. Additionally, the highest proportion of irreversibility is identified and prioritized. Meanwhile the designated model is validated with the similar conditions reported in the literature. For bench marking purposes, a complementary parametric study is also performed to show the effects of important variations & values on system operation characteristics. The final results identify for CO2 capture purpose, the loss opportunity for 516.84 MWh per year electricity productions against with 5342.20 tCO2 gain annually. The result of quantitative analysis also explains specific CO2 production in this cycle is 310.98 g kWh-1 that shows considerable gains compare with other references. Final conclusions demonstrate that the proposed systems have enough capability to be applied within industries instead of conventional low efficiency and highly pollutant systems currently marked at the market. Indian J.Sci.Re 2014 Article PeerReviewed application/pdf http://eprints.utp.edu.my/11657/1/4THERMODYNAMIC%20ASSESSMENT%20OF%20A%20HYBRID%20SOFCGT.pdf KHALAJI ASSADI, M (2014) THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY. Indian J.Sci.Res.3 (1): 148-172, 2014, 1 (3). pp. 148-172. ISSN ISSN : 0976-2876 (Print), ISSN : 2250-0138 (Online) http://eprints.utp.edu.my/11657/
institution Universiti Teknologi Petronas
building UTP Resource Centre
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Petronas
content_source UTP Institutional Repository
url_provider http://eprints.utp.edu.my/
topic TJ Mechanical engineering and machinery
spellingShingle TJ Mechanical engineering and machinery
KHALAJI ASSADI, M
THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY
description Integrating new power generation technologies with environmental considerations lead improving performance and developing high efficient systems that is contributed to minimizing emissions. To achieve this goal, in this research, an energy & exergy analysis is introduced as a preliminary step for a hybrid SOFC/GT base power plant with CO2 capture and waste heat recovery system. The proposed combined cycle includes an internal reforming tubular SOFC fed with methane, likewise a CO2 capture system based on oxy-anode combustion and HRSG is added to provide saturated steam. For the mentioned subsidiaries, considering total site efficiency improvement enables application capacity of a green attractive low CO2 emission plant, if it pays enough in attention about a bit miss in efficiency, regarding CO2 capture. With the application of open source code software based on a steady state process, a zero dimensional model is developed and the thermodynamic properties of the most significant streams of the plant are also proposed. To achieve this goal, the energy & exergy streams’ specifications are performed for all involved components. Additionally, the highest proportion of irreversibility is identified and prioritized. Meanwhile the designated model is validated with the similar conditions reported in the literature. For bench marking purposes, a complementary parametric study is also performed to show the effects of important variations & values on system operation characteristics. The final results identify for CO2 capture purpose, the loss opportunity for 516.84 MWh per year electricity productions against with 5342.20 tCO2 gain annually. The result of quantitative analysis also explains specific CO2 production in this cycle is 310.98 g kWh-1 that shows considerable gains compare with other references. Final conclusions demonstrate that the proposed systems have enough capability to be applied within industries instead of conventional low efficiency and highly pollutant systems currently marked at the market.
format Article
author KHALAJI ASSADI, M
author_facet KHALAJI ASSADI, M
author_sort KHALAJI ASSADI, M
title THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY
title_short THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY
title_full THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY
title_fullStr THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY
title_full_unstemmed THERMODYNAMIC ASSESSMENT OF A HYBRID SOFC/GT CYCLE CONSIDERING OXY-ANODE COMBUSTION CO2 CAPTURE TECHNOLOGY
title_sort thermodynamic assessment of a hybrid sofc/gt cycle considering oxy-anode combustion co2 capture technology
publisher Indian J.Sci.Re
publishDate 2014
url http://eprints.utp.edu.my/11657/1/4THERMODYNAMIC%20ASSESSMENT%20OF%20A%20HYBRID%20SOFCGT.pdf
http://eprints.utp.edu.my/11657/
_version_ 1738655971731832832
score 13.211869

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