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Performance Assessment of a Steam Gasification-Based Hybrid Cogeneration System

  • Sk Arafat Zaman
  • , Dibyendu Roy
  • , Sudip Ghosh*
  • *Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

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 languageEnglish
Title of host publicationProceedings of International Conference on Thermofluids - KIIT Thermo 2020
EditorsShripad Revankar, Swarnendu Sen, Debjyoti Sahu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages297-306
Number of pages10
ISBN (Print)9789811578304
DOIs
StatePublished - 2021
Externally publishedYes
EventInternational Conference on Thermofluids, KIIT Thermo 2020 - Bhubaneswar, India
Duration: 23 Jan 202024 Jan 2020

Publication series

NameLecture Notes in Mechanical Engineering
Volume29
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

ConferenceInternational Conference on Thermofluids, KIIT Thermo 2020
Country/TerritoryIndia
CityBhubaneswar
Period23/01/2024/01/20

Bibliographical note

Publisher Copyright:
© 2021, Springer Nature Singapore Pte Ltd.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy
  2. SDG 11 - Sustainable Cities and Communities
    SDG 11 Sustainable Cities and Communities
  3. SDG 12 - Responsible Consumption and Production
    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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