{
  "$type": "site.standard.document",
  "description": "A fuel cell system includes: a fuel cell; a compressor; a supply adjusting valve adjusting an amount of air to be supplied; a bypass valve adjusting a flow rate of the air passing through the bypass flow passage; a flow rate measuring unit measuring a flow rate of the air; a pressure measuring unit…",
  "path": "/patents/1243353",
  "publishedAt": "2019-09-12T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H01M8/04089",
    "TOYOTA JIDOSHA KABUSHIKI KAISHA"
  ],
  "textContent": "A fuel cell system includes: a fuel cell; a compressor; a supply adjusting valve adjusting an amount of air to be supplied; a bypass valve adjusting a flow rate of the air passing through the bypass flow passage; a flow rate measuring unit measuring a flow rate of the air; a pressure measuring unit measuring a pressure of the air; an opening control unit outputting an opening control signal for controlling degrees of opening of the supply adjusting valve and the bypass valve; a rotation speed control unit outputting a rotation speed control signal for controlling a rotation speed of the compressor; and a determination unit determining that the bypass valve is stuck open when the flow rate is less than a flow rate threshold value, and determines that pipe disconnection has occurred when the flow rate is equal to or greater than the flow rate threshold value.",
  "title": "FUEL CELL SYSTEM"
}