Seal arrangement for a discharge chamber for water cooled turbine generator rotor
US4114058A · kind A · utility
27Cited by
6References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 3, 1976 |
| Grant date | Sep 12, 1978 |
| Priority date | — |
| Expiry date | Sep 3, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S277/93
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A discharge chamber seal arrangement for a water cooled turbine generator rotor. The discharge chamber seal arrangement comprises a gland seal operable during high speed operation of the rotor and a contact seal operable during low rotor speed and at standstill. A suitable control arrangement activates and deactivates the contact seal when the rotor is operating in a predetermined operational speed range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.