{
  "$type": "site.standard.document",
  "description": "An apparatus for diagnosing a degree of degradation of a battery according to an embodiment of the present disclosure includes: a measuring unit configured to measure a voltage of each of a plurality of battery cells in each of a plurality of cycles where charging and discharging is performed and…",
  "path": "/patents/1410910",
  "publishedAt": "2023-09-20T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/3648",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "An apparatus for diagnosing a degree of degradation of a battery according to an embodiment of the present disclosure includes: a measuring unit configured to measure a voltage of each of a plurality of battery cells in each of a plurality of cycles where charging and discharging is performed and output a plurality of voltage information about the plurality of measured voltages; and a control unit configured to receive the plurality of voltage information, calculate a voltage deviation of each cycle for each battery cell based on a reference voltage of each of the plurality of battery cells, select a cycle section satisfying a predetermined condition for each of the plurality of battery cells based on the calculated voltage deviation, calculate a voltage deviation change rate corresponding to each of the plurality of selected cycle sections, and diagnose a relative degree of degradation of the plurality of battery cells based on the plurality of calculated voltage deviation change rates.",
  "title": "APPARATUS AND METHOD FOR DIAGNOSING DEGREE OF DEGRADATION OF BATTERY"
}