{
  "$type": "site.standard.document",
  "description": "A combined gas turbine engine and hydrogen fuel cell system comprises a hydrogen fuelled gas turbine engine (203), a cryogenic liquid hydrogen fuel tank (104), a first fuel offtake (220) configured and arranged to divert a portion of hydrogen fuel from a main fuel conduit (217), a burner (222)…",
  "path": "/patents/1392618",
  "publishedAt": "2025-05-21T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02C3/22",
    "ROLLS ROYCE PLC [GB]"
  ],
  "textContent": "A combined gas turbine engine and hydrogen fuel cell system comprises a hydrogen fuelled gas turbine engine (203), a cryogenic liquid hydrogen fuel tank (104), a first fuel offtake (220) configured and arranged to divert a portion of hydrogen fuel from a main fuel conduit (217), a burner (222) configured and arranged to burn the portion of hydrogen fuel diverted from the main fuel conduit (217), a heat exchanger (224) configured and arranged to transfer heat from exhaust gasses produced by the burner (222) to hydrogen fuel in the main fuel conduit (217), a second fuel offtake (262) arranged to divert a portion of hydrogen fuel from the main fuel conduit (217) downstream of the heat exchanger (224), and a hydrogen fuel cell (260) configured and arranged to produce electric power using hydrogen fuel diverted from the second fuel offtake (262).",
  "title": "COMBINED GAS TURBINE ENGINE AND FUEL CELL"
}