{
  "$type": "site.standard.document",
  "description": "Provided is a method of operating a fuel cell system equipped with a fuel cell stack, a liquid hydrogen storage unit configured to store liquid hydrogen, a boil-off gas recovery unit configured to recover boil-off gas generated from the liquid hydrogen storage unit, and a hydrogen concentration…",
  "path": "/patents/1328283",
  "publishedAt": "2022-09-29T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M8/04022",
    "HONDA MOTOR CO., LTD."
  ],
  "textContent": "Provided is a method of operating a fuel cell system equipped with a fuel cell stack, a liquid hydrogen storage unit configured to store liquid hydrogen, a boil-off gas recovery unit configured to recover boil-off gas generated from the liquid hydrogen storage unit, and a hydrogen concentration estimation unit configured to estimate the hydrogen concentration at a hydrogen electrode in the fuel cell stack in a standby state, the method including: in a case in which a hydrogen concentration at a hydrogen electrode in the fuel cell stack in a standby state has become less than a predetermined value, supplying boil-off gas recovered by the boil-off gas recovery unit to the hydrogen electrode in the fuel cell stack.",
  "title": "METHOD OF OPERATING FUEL CELL SYSTEM, AND FUEL CELL SYSTEM"
}