{
  "$type": "site.standard.document",
  "description": "A power control device according to an embodiment of the present invention, which is a device for controlling charge/discharge power in an energy storage system including a plurality of battery racks, may comprise: a first DC/DC converter which is selectively connected to one of the plurality of…",
  "path": "/patents/1398734",
  "publishedAt": "2026-02-04T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M10/441",
    "LG ENERGY SOLUTION LTD [KR]"
  ],
  "textContent": "A power control device according to an embodiment of the present invention, which is a device for controlling charge/discharge power in an energy storage system including a plurality of battery racks, may comprise: a first DC/DC converter which is selectively connected to one of the plurality of battery racks to perform power conversion; a second DC/DC converter which is connected to the first DC/DC converter; and a controller which, while switching between the battery racks is performed by the first DC/DC converter, controls the second DC/DC converter to perform an operation for maintaining the output of the first DC/DC converter.",
  "title": "CHARGE/DISCHARGE POWER CONTROL DEVICE, ENERGY STORAGE SYSTEM, AND OPERATION METHOD OF ENERGY STORAGE SYSTEM"
}