{
  "$type": "site.standard.document",
  "description": "An apparatus for diagnosing a state of a battery according to an embodiment of the present disclosure includes a profile generating unit configured to generate a differential profile representing a corresponding relationship between a differential voltage representing a change rate of a voltage of…",
  "path": "/patents/1398747",
  "publishedAt": "2025-02-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/3648",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "An apparatus for diagnosing a state of a battery according to an embodiment of the present disclosure includes a profile generating unit configured to generate a differential profile representing a corresponding relationship between a differential voltage representing a change rate of a voltage of a battery to a SOC of the battery and the SOC; and a control unit configured to calculate a curvature corresponding to a preset SOC region in the differential profile, compare the calculated curvature with a preset criterion curvature for the battery, and judge whether lithium is precipitated in the battery based on the comparison result.",
  "title": "BATTERY MONITORING APPARATUS AND METHOD"
}