{
  "$type": "site.standard.document",
  "description": "A fuel cell apparatus includes: a fuel cell unit configured to generate a first voltage; a battery configured to store a second voltage having a higher level than the first voltage; a first voltage level conversion unit configured to boost the first voltage and supply the boosted voltage to the…",
  "path": "/patents/1389719",
  "publishedAt": "2026-06-11T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M8/0488",
    "HYUNDAI MOTOR COMPANY"
  ],
  "textContent": "A fuel cell apparatus includes: a fuel cell unit configured to generate a first voltage; a battery configured to store a second voltage having a higher level than the first voltage; a first voltage level conversion unit configured to boost the first voltage and supply the boosted voltage to the battery in response to a first control signal; a second voltage level conversion unit configured to step down the second voltage and supply the stepped-down voltage to the fuel cell unit in response to a second control signal; and a controller configured to generate the first control signal and the second control signal in response to a start command or a stop command.",
  "title": "FUEL CELL APPARATUS AND METHOD OF CONTROLLING THE SAME"
}