{
  "$type": "site.standard.document",
  "description": "The present invention relates to a method for analyzing a swelling behavior of a lithium secondary battery, comprising (S1) installing a detachable pressurizing holder for fixing a battery sample and a charge/discharge cable connected with an external charging/discharging device to an X-ray CT…",
  "path": "/patents/1419386",
  "publishedAt": "2025-02-26T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01N23/04",
    "LG CHEMICAL LTD [KR]"
  ],
  "textContent": "The present invention relates to a method for analyzing a swelling behavior of a lithium secondary battery, comprising (S1) installing a detachable pressurizing holder for fixing a battery sample and a charge/discharge cable connected with an external charging/discharging device to an X-ray CT (computed tomography) imaging equipment; (S2) inserting the battery sample into the pressurizing holder, contacting an electrode lead of the battery sample with a terminal of the charge/discharge cable, and then operating the external charging/discharging device to perform charging and discharging; and (S3) during charging and discharging of the battery sample, irradiating and scanning X-ray on the battery sample at an angle ranging from -10° to 10° to obtain a 3D image while rotating the battery sample, and then measuring a change in the thickness of the electrode inside the battery sample from the 3D image.",
  "title": "METHOD FOR ANALYZING SWELLING BEHAVIOR OF LITHIUM SECONDARY BATTERY"
}