FORMABILITY AND PERFORMANCE TESTING OF STAINLESS STEEL BIPOLAR PLATE FOR AIR-BREATHING PEMFC

Chen Yu Chen, Nai Hsien Wu, Kuan Jen Huang

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

Abstract

In this study, the formability of the metallic bipolar plates for PEMFCs were studied via DYNAFORM software and LS-DYNA and the performance and the electrochemical impedance the air-breathing PEMFC with the stamped metallic bipolar plates were tested analyzed. The simulation results show that the optimum stamping parameters for the SS316L are the flow channel depth of 0.8 mm, punch and die radius of 0.4 mm, stamping speed of 250 mm/s, blank thickness of 0.2 mm and the binder pressure of 200 kN. The maximum error between the real stamped flow channel depth and the target depth is 12.8%. With the stamped SS316L bipolar plate, which has an active area of 150×54 mm2, the air-breathing in this work has the maximum power density of 187.19 mW/cm2 at an operating temperature of 45°C, a torque of 30 kgf-cm, a hydrogen stoichiometric ratio of 1.5 and a relative humidity of 100%.

Original languageEnglish
Title of host publicationProceedings of WHEC 2022 - 23rd World Hydrogen Energy Conference
Subtitle of host publicationBridging Continents by H2
EditorsIbrahim Dincer, Can Ozgur Colpan, Mehmet Akif Ezan
PublisherInternational Association for Hydrogen Energy, IAHE
Pages1391-1393
Number of pages3
ISBN (Electronic)9786250008430
StatePublished - 2022
Event23rd World Hydrogen Energy Conference: Bridging Continents by H2, WHEC 2022 - Istanbul, Turkey
Duration: 26 Jun 202230 Jun 2022

Publication series

NameProceedings of WHEC 2022 - 23rd World Hydrogen Energy Conference: Bridging Continents by H2

Conference

Conference23rd World Hydrogen Energy Conference: Bridging Continents by H2, WHEC 2022
Country/TerritoryTurkey
CityIstanbul
Period26/06/2230/06/22

Keywords

  • Performance test
  • Proton exchange membrane fuel cell
  • Stainless steel bipolar plate
  • Stamping fabrication process

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