Turbomachine
US7329084B2 · kind B2 · utility
17Cited by
13References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2004 |
| Grant date | Feb 12, 2008 |
| Priority date | — |
| Expiry date | Apr 23, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Suitable means for driving a flow are arranged in annular or ring-segment-shaped cavities that are formed in particular in multi-shell casings of turbomachines. Arranged inside the cavity are ejectors that are supplied via suitable means with a motive-fluid flow which in turn excites the flow, preferably a circumferential flow or a helical flow. The invention is suitable in particular for avoiding casing distortions when turbomachines are at rest.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.