{
  "$type": "site.standard.document",
  "description": "A hollow nozzle (110) including a tubular nozzle casing (111) and a plurality of rotary vanes (112) arranged radially along an inner surface of an inlet of the nozzle casing, through which compressed air is introduced, forming a hollow center (1) at the center of the nozzle casing through which the…",
  "path": "/patents/1394773",
  "publishedAt": "2025-09-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02C7/22",
    "DOOSAN ENERBILITY CO LTD [KR]"
  ],
  "textContent": "A hollow nozzle (110) including a tubular nozzle casing (111) and a plurality of rotary vanes (112) arranged radially along an inner surface of an inlet of the nozzle casing, through which compressed air is introduced, forming a hollow center (1) at the center of the nozzle casing through which the compressed air flows, each of the rotary vanes including a first fuel injection hole (113) through which a first type of fuel having a predetermined flame propagation speed is injected toward the hollow center, and a second fuel injection hole (114) through which a second type of fuel having a higher flame propagation speed than the first type of fuel is injected, a combustor including the hollow nozzle, and a gas turbine including the combustor.",
  "title": "HOLLOW NOZZLE, COMBUSTOR INCLUDING HOLLOW NOZZLE, AND GAS TURBINE INCLUDING COMBUSTOR"
}