Abstract
In this article, a hybrid cogeneration scheme based on a solid oxide fuel cell (SOFC)—gas turbine system and utilizing syngas derived from municipal solid wastes (MSW)—has been investigated thermodynamically. Steam gasification of municipal solid wastes produces hydrogen-rich gas that is consumed by the SOFC stack as fuel. An externally fired air turbine (EFAT) draws the heat of combustion of the SOFC exhaust via a heat exchanger, while the clean turbine exhaust air itself is fed to the cathode of the SOFC. A bottoming heat recovery steam generator (HRSG) further recovers waste heat to produce process steam required for the gasifier as well as for process heater. Results of the study for base case parameters show that the integrated system can have a maximum electrical efficiency of about 50%, while substantial fuel saving (more than 51% when compared with separate power and steam plants) because of cogeneration of steam required for gasification system.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of International Conference on Thermofluids - KIIT Thermo 2020 |
| Editors | Shripad Revankar, Swarnendu Sen, Debjyoti Sahu |
| Publisher | Springer Science and Business Media Deutschland GmbH |
| Pages | 297-306 |
| Number of pages | 10 |
| ISBN (Print) | 9789811578304 |
| DOIs | |
| State | Published - 2021 |
| Externally published | Yes |
| Event | International Conference on Thermofluids, KIIT Thermo 2020 - Bhubaneswar, India Duration: 23 Jan 2020 → 24 Jan 2020 |
Publication series
| Name | Lecture Notes in Mechanical Engineering |
|---|---|
| Volume | 29 |
| ISSN (Print) | 2195-4356 |
| ISSN (Electronic) | 2195-4364 |
Conference
| Conference | International Conference on Thermofluids, KIIT Thermo 2020 |
|---|---|
| Country/Territory | India |
| City | Bhubaneswar |
| Period | 23/01/20 → 24/01/20 |
Bibliographical note
Publisher Copyright:© 2021, Springer Nature Singapore Pte Ltd.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
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SDG 11 Sustainable Cities and Communities
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SDG 12 Responsible Consumption and Production
Keywords
- Gas turbine
- MSW
- SOFC
- Steam gasification
ASJC Scopus subject areas
- Automotive Engineering
- Aerospace Engineering
- Mechanical Engineering
- Fluid Flow and Transfer Processes
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