Variable vane scheduling based on flight conditions for inclement weather
US8452516B1 · kind B1 · utility
8Cited by
48References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2012 |
| Grant date | May 28, 2013 |
| Priority date | — |
| Expiry date | Apr 13, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2270/114
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method of protecting a gas turbine engine according an exemplary aspect of the present disclosure includes, among other things, the steps of determining at least one flight condition of an aircraft and comparing the at least one flight condition to a programmed condition. The method further includes the steps of moving a plurality of inlet vanes of a low pressure compressor from a first position to a second position if the step of comparing the at least one flight condition to the programmed flight condition determines the programmed flight condition are met and deflecting any foreign objects with the plurality of inlet vanes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.