Optimised discharge line grid and optimized discharge valve
US11873763B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 7, 2021 |
| Grant date | Jan 16, 2024 |
| Priority date | — |
| Expiry date | Apr 7, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An acoustic treatment grid intended to be mounted inside or at the outlet of a duct of a bleed valve of a turbomachine of an aircraft intended to convey a gas flow, the grid comprising a perforated plate and circular orifices traversing the perforated plate along a first direction, the orifices having a diameter and a geometrical center.Each orifice is separated from an adjacent orifice by a space, the length of which is equal to the product of the diameter of said orifice and a spacing coefficient of a value between 1.1 and 6.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.