Thermodynamic, exergetic, and thermoeconomic analyses of a 1-kW proton exchange membrane fuel cell system fueled by natural gas

Seok Ho Seo, Si Doek Oh, Jinwon Park, Hwanyeong Oh, Yoon Young Choi, Won Yong Lee, Ho Young Kwak

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

In this study, thermodynamic, exergetic, and thermoeconomic analyses of a 1-kW proton exchange membrane fuel cell (PEMFC) fueled by natural gas were performed. In particular, the chemical reaction rates of the burner, reformer, water gas shift (WGS) reactor, and preferential oxidation reactor (PrOx) were carefully investigated to obtain the range of rates of the reforming and WGS reactions. The unit cost of H2 gas produced by the fuel processing unit, and of the electricity generated by the PEMFC system were determined using the unit cost of H2 by a detailed thermoeconomic analysis based on the data obtained from a series of experiments. In the presence and absence of an anode-off gas in the burner, the unit costs of the H2 produced by the fuel processing unit were approximately 22.8 $/GJ and 27.5 $/GJ, respectively, considering the unit cost of natural gas, 10 $/GJ. Correspondingly, the calculated unit costs of electricity produced by the PEMFC were 286.8 $/GJ and 295.6 $/GJ, respectively.

Original languageEnglish
Article number119362
JournalEnergy
Volume217
DOIs
Publication statusPublished - 2021 Feb 15

Bibliographical note

Funding Information:
This work was supported by the Korea Institute of Energy Technology Evaluation and Planning (KETEP) grant funded by the Korea government ( MOTIE ), ( 20173010032150 , Development of Smart Fault Diagnosis and Maintenance Technology to Improve Durability of PEM Fuel Cell Systems).

Publisher Copyright:
© 2020 Elsevier Ltd

All Science Journal Classification (ASJC) codes

  • Civil and Structural Engineering
  • Building and Construction
  • Modelling and Simulation
  • Renewable Energy, Sustainability and the Environment
  • Fuel Technology
  • Energy Engineering and Power Technology
  • Pollution
  • Energy(all)
  • Mechanical Engineering
  • Industrial and Manufacturing Engineering
  • Management, Monitoring, Policy and Law
  • Electrical and Electronic Engineering

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