Bipolar plate of hydrogen fuel cell and hydrogen fuel cell

The utility model relates to a hydrogen fuel cell bipolar plate and a hydrogen fuel cell, the hydrogen fuel cell bipolar plate comprises a bipolar plate body, the bipolar plate body is fixedly provided with a plurality of rows of runner ridges which are arranged in parallel at intervals, each row of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DU JIAO, MA ZHAOWEI, WANG MINGYU, HAN BAOXING, ZHU HENGBING, LIU XING
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model relates to a hydrogen fuel cell bipolar plate and a hydrogen fuel cell, the hydrogen fuel cell bipolar plate comprises a bipolar plate body, the bipolar plate body is fixedly provided with a plurality of rows of runner ridges which are arranged in parallel at intervals, each row of runner ridges comprises a plurality of strip-shaped units which are arranged in a linear manner at intervals, and the strip-shaped units are arranged in parallel at intervals. Each strip-shaped unit comprises a middle section and two head ends in the length direction of the strip-shaped unit, and the edges of the two sides of each strip-shaped unit are bent in a wavy mode so that the middle sections can be thinner than the head ends. According to the utility model, the problem of flow channel blockage caused by flow channel ridge height difference in the connection process of the bipolar plate and the proton exchange membrane can be effectively improved, the contact area of airflow and a membrane electrode can be