{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "The invention relates to a method and system for detecting a functional failure in a power gearbox, in particular an epicyclic gearbox (30) in an aircraft gas turbine engine (10) comprising a) measuring operational data (101) in the gas turbine engine (10) of least two operational parameters…",
  "path": "/patents/1425932",
  "publishedAt": "2024-10-09T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "F01D21/003",
    "ROLLS ROYCE DEUTSCHLAND LTD & CO KG [DE]"
  ],
  "textContent": "The invention relates to a method and system for detecting a functional failure in a power gearbox, in particular an epicyclic gearbox (30) in an aircraft gas turbine engine (10) comprising a) measuring operational data (101) in the gas turbine engine (10) of least two operational parameters dependent on the power generation and / or power consumption of the gas turbine engine (10) and / or the power gearbox, in particular the epicyclic gearbox (30), b) obtaining analyzed operational data (102) comprising time data, angular data of a rotation, frequency data and / or phase data from the measured operational data (102), c) using the analyzed operational data (102) in a comparison with stored baseline operational data (103) to determine deviation data (104) from the baseline operational data (103), d) determining time dependent trend data (105) from the deviation data (104), and e) generating a signal and / or a protocol (106) for controlling the power gearbox, in particular the epicyclic gearbox (30) and / or the gas turbine engine (10) based on the time dependent trend data (105), in particular if a predetermined condition or threshold is exceeded.",
  "title": "METHOD AND SYSTEM FOR DETECTING A FUNCTIONAL FAILURE IN A POWER GEARBOX AND A GAS TURBO ENGINE"
}