MACHINE DESIGN AND MANUFACTURING ENGINEERING
|
2012年
/
566卷
关键词:
Direct methanol fuel cell (DMFC);
membrane-electrolyte assembly (MEA);
PCB;
PERFORMANCE;
D O I:
10.4028/www.scientific.net/AMR.566.386
中图分类号:
T [工业技术];
学科分类号:
08 ;
摘要:
This study aims to deal with the preparation of membrane-electrolyte assembly (MEA) of Pt/Ru/C nanocomposite as well as connecting to a direct methanol fuel cell and using PCB process packaging to test the efficiency of the DMFC. The components assembled in DMFC are including anode flow field plates, MEA and current collector. Using PCB boards for the anode flow field plates as well as the electicity collector plates and the type of flow field plate adopts serpentine flow field. For the efficiency of DMFC, liquid motors are used to press methanol mixed solution at specific temperature into DMFC. Besides, the cathode of DMFC adopts natural-breath method with air and uses DC electronic load to activate DMFC to investigate operating voltage and further to set constant voltage to measure current to calculate the efficiency of DMFC. Initial results of I-V curve show that self-developed MEA of Pt/Ru/C nanocomposite can enhance around 0.2% current density of DMFC after being assembled like commercial MEA
机构:
Hong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R China
Yang, H
;
Zhao, TS
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机构:
Hong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R China
机构:
Hong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R China
Yang, H
;
Zhao, TS
论文数: 0引用数: 0
h-index: 0
机构:
Hong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R ChinaHong Kong Univ Sci & Technol, Dept Engn Mech, Kowloon, Hong Kong, Peoples R China