发明名称 |
Qualitätskontrollverfahren für Gasdiffusionsmedien |
摘要 |
The present invention discloses various methods in which a quality of a diffusion media for use in a fuel cell assembly can be qualitatively evaluated. The material constant, an internal contact angle, a ratio of high and low energy pores, and an external contact angle can be calculated for the diffusion media and compared to a predetermined standard to evaluate the quality of the diffusion media. |
申请公布号 |
DE112004000138(T5) |
申请公布日期 |
2006.04.20 |
申请号 |
DE20041100138 |
申请日期 |
2004.01.13 |
申请人 |
GENERAL MOTORS CORP. (N.D.GES.D. STAATES DELAWARE), DETROIT |
发明人 |
ROTH, JOERG |
分类号 |
G01N13/00;G01N13/04;G01N15/08;H01M8/00 |
主分类号 |
G01N13/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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