Multi-scale simulation approach for polymer electrolyte fuel cell cathode design

M. Koyama, D. Kim, B. Kim, T. Hattori, A. Suzuki, R. Sahnoun, H. Tsuboi, N. Hatakeyama, A. Endou, H. Takaba, C. A. Del Carpio, R. C. Deka, M. Kubo, A. Miyamoto

    研究成果: 書籍/レポート タイプへの寄稿会議への寄与

    2 被引用数 (Scopus)

    抄録

    Toward rational design of polymer electrolyte fuel cell (PEFC), understandings of both atomistic scale and systems characteristics are important. Multi-scale simulation can contribute to bridging microscopic and macroscopic understandings effectively. In this manuscript, we described a multi-scale simulation approach based on an original porous structure simulator and computational chemistry methods. Proton conductivity was estimated by molecular dynamics method and structures of porous catalyst layer were modeled by the porous structure simulator. Multi-scale simulations for macroscopic current-voltage characteristics of PEFC were performed considering both atomistic-scale properties and porous microstructure. Influences of atomistic properties and microstructure of porous catalyst layer on macroscopic currentvoltage characteristics were successfully studied. Effectiveness of the developed multi-scale simulation approach was confirmed from the simulation results.

    本文言語英語
    ホスト出版物のタイトルECS Transactions - Proton Exchange Membrane Fuel Cells 8
    出版社Electrochemical Society Inc.
    ページ57-66
    ページ数10
    2 PART 1
    ISBN(印刷版)9781566776486
    DOI
    出版ステータス出版済み - 2009
    イベントProton Exchange Membrane Fuel Cells 8, PEMFC - 214th ECS Meeting - Honolulu, HI, 米国
    継続期間: 10月 12 200810月 17 2008

    出版物シリーズ

    名前ECS Transactions
    番号2 PART 1
    16
    ISSN(印刷版)1938-5862
    ISSN(電子版)1938-6737

    その他

    その他Proton Exchange Membrane Fuel Cells 8, PEMFC - 214th ECS Meeting
    国/地域米国
    CityHonolulu, HI
    Period10/12/0810/17/08

    !!!All Science Journal Classification (ASJC) codes

    • 工学(全般)

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