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오염제거장치를 이용한 해양환경에서의 PEMFC의 전기화학적 성능평가

Evaluation of Electrochemical Performance of PEMFCs with Decontamination Devices at Marine Environments

Journal of the Korean Society for Precision Engineering 2025;42(1):57-63.
Published online: January 1, 2025

1 단국대학교 기계공학과

1 Department of Mechanical Engineering, Dankook University

2 Center for Energy Research, University of California San Diego

#E-mail: guyoungcho@dankook.ac.kr, TEL: +82-2-8005-3520
E-mail: sal050@UCSD.EDU, TEL: +1 (858) 534-6527
• Received: September 10, 2024   • Revised: October 15, 2024   • Accepted: October 20, 2024

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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    Journal of the Korean Society for Precision Engineering.2025; 42(5): 399.     CrossRef

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Evaluation of Electrochemical Performance of PEMFCs with Decontamination Devices at Marine Environments
J. Korean Soc. Precis. Eng.. 2025;42(1):57-63.   Published online January 1, 2025
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Evaluation of Electrochemical Performance of PEMFCs with Decontamination Devices at Marine Environments
J. Korean Soc. Precis. Eng.. 2025;42(1):57-63.   Published online January 1, 2025
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Evaluation of Electrochemical Performance of PEMFCs with Decontamination Devices at Marine Environments
Image Image Image Image Image
Fig. 1 Schematic of experimental set-up
Fig. 2 j-V-P curve and constant current graph
Fig. 3 EIS graph
Fig. 4 Cyclic voltammetry after constant current 10h and ECSA
Fig. 5 SEM of cathode side GDL
Evaluation of Electrochemical Performance of PEMFCs with Decontamination Devices at Marine Environments

Ion mass in the air in the cooling device and heating device, obtained by Ion chromatography

Element Cl- [mg/kg] Na+ [mg/kg]
in the cooling device 138 96
in the heating device 56 30

EDS of cathode side GDL

Element Weight [%] Atomic [%]
C K 84.24 91.92
F K 3.51 2.42
Na K 5.66 3.23
Cl K 6.59 2.44
Totals 100.00
Table 1 Ion mass in the air in the cooling device and heating device, obtained by Ion chromatography
Table 2 EDS of cathode side GDL