Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller

The present work focuses on the design of a novel tri-generation system based on gasification of municipal solid wastes, a solid oxide fuel cell and an ammonia-water absorption chiller. Tri-generation systems can be implemented in buildings such as hospitals and hotels, where there is a continuous a...

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Main Authors: Giannis Katsaros, Tuong-Van Nguyen, Masoud Rokni
Format: Article
Language:English
Published: SDEWES Centre 2018-03-01
Series:Journal of Sustainable Development of Energy, Water and Environment Systems
Subjects:
Online Access: http://www.sdewes.org/jsdewes/pid5.0172
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author Giannis Katsaros
Tuong-Van Nguyen
Masoud Rokni
author_facet Giannis Katsaros
Tuong-Van Nguyen
Masoud Rokni
author_sort Giannis Katsaros
collection DOAJ
description The present work focuses on the design of a novel tri-generation system based on gasification of municipal solid wastes, a solid oxide fuel cell and an ammonia-water absorption chiller. Tri-generation systems can be implemented in buildings such as hospitals and hotels, where there is a continuous and large demand for electricity, heating and cooling. The system is modelled in Aspen Plus and the influence of different operating parameters on the system performance was studied. The findings suggest that low air equivalent ratios and high gasification temperatures enhance the overall system performance. Syngas cleaning with metal sorbents zinc oxide and sodium bicarbonate for the removal of hydrogen sulfide and hydrogen chloride concentrations proved to be very effective, reducing the concentration of contaminants to < 1 ppm (part per million) levels. The possibility of covering the demand profiles of a specific building was also investigated: the system could fully meet the electricity and cooling demands, whereas the heat requirements could be satisfied only up to 55%. Moreover, assuming 20 years of operation, the payback period was 4.5 years and the net present value exceeded 5 million euros.
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spelling doaj.art-5edd38bb87024cd88c0d094196db1bc32022-12-21T16:35:05ZengSDEWES CentreJournal of Sustainable Development of Energy, Water and Environment Systems1848-92572018-03-0161133210.13044/j.sdewes.d5.017200172Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption ChillerGiannis Katsaros0Tuong-Van Nguyen1Masoud Rokni2 Department of Mechanical Engineering, Technical University of Denmark, Nils Koppels Allé, Building 404, Kgs. Lyngby, Denmark Department of Mechanical Engineering, Technical University of Denmark, Nils Koppels Allé, Building 404, Kgs. Lyngby, Denmark Department of Mechanical Engineering, Technical University of Denmark, Nils Koppels Allé, Building 404, Kgs. Lyngby, Denmark The present work focuses on the design of a novel tri-generation system based on gasification of municipal solid wastes, a solid oxide fuel cell and an ammonia-water absorption chiller. Tri-generation systems can be implemented in buildings such as hospitals and hotels, where there is a continuous and large demand for electricity, heating and cooling. The system is modelled in Aspen Plus and the influence of different operating parameters on the system performance was studied. The findings suggest that low air equivalent ratios and high gasification temperatures enhance the overall system performance. Syngas cleaning with metal sorbents zinc oxide and sodium bicarbonate for the removal of hydrogen sulfide and hydrogen chloride concentrations proved to be very effective, reducing the concentration of contaminants to < 1 ppm (part per million) levels. The possibility of covering the demand profiles of a specific building was also investigated: the system could fully meet the electricity and cooling demands, whereas the heat requirements could be satisfied only up to 55%. Moreover, assuming 20 years of operation, the payback period was 4.5 years and the net present value exceeded 5 million euros. http://www.sdewes.org/jsdewes/pid5.0172 GasificationSolid oxide fuel cellsTri-generationAbsorption chillerMunicipal wasteSyngas.
spellingShingle Giannis Katsaros
Tuong-Van Nguyen
Masoud Rokni
Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller
Journal of Sustainable Development of Energy, Water and Environment Systems
Gasification
Solid oxide fuel cells
Tri-generation
Absorption chiller
Municipal waste
Syngas.
title Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller
title_full Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller
title_fullStr Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller
title_full_unstemmed Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller
title_short Tri-generation System based on Municipal Waste Gasification, Fuel Cell and an Absorption Chiller
title_sort tri generation system based on municipal waste gasification fuel cell and an absorption chiller
topic Gasification
Solid oxide fuel cells
Tri-generation
Absorption chiller
Municipal waste
Syngas.
url http://www.sdewes.org/jsdewes/pid5.0172
work_keys_str_mv AT gianniskatsaros trigenerationsystembasedonmunicipalwastegasificationfuelcellandanabsorptionchiller
AT tuongvannguyen trigenerationsystembasedonmunicipalwastegasificationfuelcellandanabsorptionchiller
AT masoudrokni trigenerationsystembasedonmunicipalwastegasificationfuelcellandanabsorptionchiller