{
  "$type": "site.standard.document",
  "description": "An energy storage system (ESS) protection system includes: a battery monitoring system (BMS) configured to transmit a protection signal when an internal state or an external state of a battery cell is abnormal; a power conversion system (PCS) connected to the BMS through a hard wire, and configured…",
  "path": "/patents/1297585",
  "publishedAt": "2021-08-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H02H7/18",
    "SAMSUNG SDI CO., LTD."
  ],
  "textContent": "An energy storage system (ESS) protection system includes: a battery monitoring system (BMS) configured to transmit a protection signal when an internal state or an external state of a battery cell is abnormal; a power conversion system (PCS) connected to the BMS through a hard wire, and configured to receive the protection signal through the hard wire; and an energy management system (EMS) connected between the BMS and the PCS through a universal communication line, and configured to receive the protection signal from the BMS and transmit the protection signal to the PCS. The PCS may be configured to perform an ESS shutdown when the PCS receives the protection signal through the hard wire or the universal communication line.",
  "title": "ENERGY STORAGE SYSTEM PROTECTION SYSTEM"
}