MEASUREMENT METHOD AND APPARATUS FOR WINDING ELECTRODE ASSEMBLY

A measurement method and apparatus for a winding electrode assembly (102). The measurement method comprises: acquiring pixel equivalent parameters corresponding to the ith circle of a winding reference electrode assembly (1'), the pixel equivalent parameters comprising a first pixel equivalent...

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Bibliographische Detailangaben
Hauptverfasser: WANG, Xuming, CHEN, Jiwei, XIE, Jintan
Format: Patent
Sprache:chi ; eng ; fre
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Zusammenfassung:A measurement method and apparatus for a winding electrode assembly (102). The measurement method comprises: acquiring pixel equivalent parameters corresponding to the ith circle of a winding reference electrode assembly (1'), the pixel equivalent parameters comprising a first pixel equivalent of a first anode pole piece (11') and a second pixel equivalent of a first cathode pole piece (12') of the reference electrode assembly (1'); during the process of winding the ith circle of an electrode assembly to be measured (1), capturing an image of a second anode pole piece (11) of the electrode assembly to be measured (1), obtaining from the image a first pixel coordinate of a width edge of the second anode pole piece (11), capturing an image of a second cathode pole piece (12) of the electrode assembly to be measured (1), and obtaining from the image a second pixel coordinate of a width edge of the second cathode pole piece (12); and, according to the first pixel equivalent and the second pixel equivalent corresp