{
  "$type": "site.standard.document",
  "description": "An apparatus for diagnosing a state of a battery according to an embodiment of the present disclosure includes: a charging and discharging unit configured to charge or discharge a battery module; a measuring unit configured to measure a current of the battery module at every predetermined period…",
  "path": "/patents/1410913",
  "publishedAt": "2024-09-18T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R19/12",
    "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 charging and discharging unit configured to charge or discharge a battery module; a measuring unit configured to measure a current of the battery module at every predetermined period during a cycle in which the battery module is charged or discharged; and a control unit configured to receive a measurement value for the current of the battery module from the measuring unit, estimate a SOC (State Of Charge) of the battery module during the cycle based on the received measurement value, calculate a change rate of the estimated SOC, and determine whether a defect occurs in the battery module based on a comparison result between the calculated change rate of the SOC and a preset reference change rate.",
  "title": "APPARATUS AND METHOD FOR DIAGNOSING STATE OF BATTERY"
}