Fuel supply device of gas turbine engine
US9353689B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 23, 2011 |
| Grant date | May 31, 2016 |
| Priority date | — |
| Expiry date | Jul 6, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
In a fuel supply device of a gas turbine engine of the present invention, a fuel divider 66 includes a fuel entrance E1 into which the fuel supplied from a collecting fuel passage 63 is introduced; a pilot port 76 connected to the pilot fuel passage 64; a main port 77 connected to the main fuel passage 65; a pilot port needle valve element 101 which adjusts an opening degree of the pilot port 76; a main port needle valve element 102 which opens and closes the main port 77; and a drive element 100 which is actuated according to the fuel pressure at the fuel inlet E1 to drive the pilot port needle valve element 101 and the main port needle valve element 102.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.