APPARATUS FOR MONITORING THE CELL VOLTAGE
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United States of America Patent
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Issued Date -
Dec 14, 2023
app pub date -
Oct 14, 2021
filing date -
Oct 15, 2020
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Abstract
The invention relates to an apparatus for monitoring the cell voltage of an individual cell (3), formed by a membrane electrode assembly (4) and bipolar plates (6), of a fuel cell stack (1), the apparatus having a measuring device (7) for each of the individual cells (3), which measuring device comprises an optical signal generator (9) which is controllable by the measuring device. The apparatus according to the invention is characterized in that the measuring device (7) is formed on a flexible circuit board that is connected to a frame (5) of a framed membrane electrode assembly (4, 5) or is formed as part of the frame.
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