Active turbine tip clearance control system
US9316111B2 · kind B2 · utility
13Cited by
16References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2011 |
| Grant date | Apr 19, 2016 |
| Priority date | — |
| Expiry date | Nov 30, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D11/24
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An active tip clearance control (ATCC) system of a gas turbine engine includes an ejector to selectively drive an air flow passing through the ATCC system. A high pressure air flow as a motive flow of the ejector is controlled by a valve according to engine operation requirements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.