{
  "$type": "site.standard.document",
  "description": "A gas turbine assembly for power plant application fed by pre-heated fuel gas; the gas turbine comprises: a compressor configured for compressing incoming air; a sequential combustor assembly configured for feeding at least a fuel in the compressed air and generating a hot gas flow; wherein the…",
  "path": "/patents/1421207",
  "publishedAt": "2023-06-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F02C3/14",
    "ANSALDO ENERGIA SWITZERLAND AG [CH]"
  ],
  "textContent": "A gas turbine assembly for power plant application fed by pre-heated fuel gas; the gas turbine comprises: a compressor configured for compressing incoming air; a sequential combustor assembly configured for feeding at least a fuel in the compressed air and generating a hot gas flow; wherein the combustor assembly comprises in series a first combustion stage and a second combustion stage; a turbine configured to be driven by the hot gas for performing work on a rotor; a fuel source configured for suppling pre-heated fuel to a fuel gas distribution system comprising a first line for feeding the first combustion stage and a second line for feeding the second combustion stage; at least the second line being provided with at least a metal valve; between the metal valve and the second combustion stage a first duct being present where leakage fuel gas can accumulate; wherein the gas turbine moreover comprises a second duct configured for feeding cooled air into the first duct wherein the cooled air has a temperature lower than the auto ignition temperature of the fuel gas.",
  "title": "GAS TURBINE FOR POWER PLANT APPLICATIONS WITH PRE-HEATED FUEL GAS AND METHOD FOR OPERATING THIS GAS TURBINE"
}