Electrochemical cell, electrochemical energy storage and process for their preparation

摘要

In an electrochemical cell (1) with at least two electrodes (3, 4) of different electrical polarity separated from one another by a separator (2), the separator (2) is arranged between the at least two electrodes (3, 4) and has an arrangement ( 5) a plurality of sensors (6) arranged on, on or in the separator (2).