Flow field of fork vein-shaped interdigital proton exchange membrane fuel cell bipolar plate

• Main Authors: WANG YIXIANG, WANG QINXU, CHEN ZONGWANG, WU MINGGE
• Format: Patent
• Language: Chinese; English
• Published: 13.11.2020
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model discloses a flow field of a fork-shaped vein-shaped interdigital proton exchange membrane fuel cell bipolar plate. Bipolar plate comprising a bipolar plate body, wherein a fork-shaped vein-shaped interdigital flow field is arranged on the bipolar plate body; the fork-shaped vein-shaped interdigital flow field comprises a vein-shaped interdigital air inlet main runner arranged inthe middle of the bipolar plate body; vein-shaped interdigital air outlet main runners are arranged on the two sides of the vein-shaped interdigital air inlet main runner; air inlet branch runners extending outwards are arranged on the two sides of the vein-shaped interdigital air inlet main runner; wherein the vein-shaped interdigital air outlet main flow channel is provided with an air outlet branch flow channel extending inwards, the air outlet branch flow channel and the air inlet branch flow channel are distributed in a crossed mode, an air inlet is formed in the outer wall of the vein-shaped interdigital air inl