{
  "$type": "site.standard.document",
  "description": "A battery system includes a battery pack including a plurality of battery cells, a first main relay including one end connected to a positive electrode of the battery pack, a second main relay including one end connected to a negative electrode of the battery pack, a first link line connected to…",
  "path": "/patents/1393669",
  "publishedAt": "2026-02-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R19/0038",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A battery system includes a battery pack including a plurality of battery cells, a first main relay including one end connected to a positive electrode of the battery pack, a second main relay including one end connected to a negative electrode of the battery pack, a first link line connected to the other end of the first main relay, a second link line connected to the other end of the second main relay, and a battery management system closing the first main relay, measuring a positive electrode voltage of the battery pack and a negative link voltage of the second link line, and determining an external short circuit when a voltage difference between the positive electrode voltage of the battery pack and the negative link voltage is less than a predetermined reference voltage.",
  "title": "EXTERNAL SHORT DIAGNOSIS METHOD OF PREVENTING MELT BONDING AND BATTERY SYSTEM WHERE THE METHOD IS APPLIED"
}