DE2640830A1 - Verfahren und vorrichtung zum abdichten des stroemungskanales in einer stroemungsmaschine - Google Patents
Verfahren und vorrichtung zum abdichten des stroemungskanales in einer stroemungsmaschineInfo
- Publication number
- DE2640830A1 DE2640830A1 DE19762640830 DE2640830A DE2640830A1 DE 2640830 A1 DE2640830 A1 DE 2640830A1 DE 19762640830 DE19762640830 DE 19762640830 DE 2640830 A DE2640830 A DE 2640830A DE 2640830 A1 DE2640830 A1 DE 2640830A1
- Authority
- DE
- Germany
- Prior art keywords
- air
- cavity
- nozzles
- tangential
- radially
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 4
- 238000007789 sealing Methods 0.000 title description 3
- 239000007789 gas Substances 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 3
- 241000972773 Aulopiformes Species 0.000 claims 1
- 235000019515 salmon Nutrition 0.000 claims 1
- 239000003570 air Substances 0.000 description 50
- 230000002000 scavenging effect Effects 0.000 description 11
- 238000010926 purge Methods 0.000 description 7
- 239000002245 particle Substances 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 230000004087 circulation Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/624,205 US3980411A (en) | 1975-10-20 | 1975-10-20 | Aerodynamic seal for a rotary machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2640830A1 true DE2640830A1 (de) | 1977-04-21 |
Family
ID=24501094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762640830 Withdrawn DE2640830A1 (de) | 1975-10-20 | 1976-09-10 | Verfahren und vorrichtung zum abdichten des stroemungskanales in einer stroemungsmaschine |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3980411A (OSRAM) |
| JP (1) | JPS5252014A (OSRAM) |
| BE (1) | BE846327A (OSRAM) |
| CA (1) | CA1039327A (OSRAM) |
| CH (1) | CH610059A5 (OSRAM) |
| DE (1) | DE2640830A1 (OSRAM) |
| FR (1) | FR2328846A1 (OSRAM) |
| GB (1) | GB1510250A (OSRAM) |
| IL (1) | IL50537A (OSRAM) |
| IT (1) | IT1073083B (OSRAM) |
| NL (1) | NL7610726A (OSRAM) |
| NO (1) | NO763537L (OSRAM) |
| SE (1) | SE410643B (OSRAM) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4236869A (en) * | 1977-12-27 | 1980-12-02 | United Technologies Corporation | Gas turbine engine having bleed apparatus with dynamic pressure recovery |
| US4291531A (en) * | 1978-04-06 | 1981-09-29 | Rolls-Royce Limited | Gas turbine engine |
| US4247248A (en) * | 1978-12-20 | 1981-01-27 | United Technologies Corporation | Outer air seal support structure for gas turbine engine |
| US4534701A (en) * | 1982-06-29 | 1985-08-13 | Gerhard Wisser | Rotor or guide wheel of a turbine engine with shroud ring |
| US4627233A (en) * | 1983-08-01 | 1986-12-09 | United Technologies Corporation | Stator assembly for bounding the working medium flow path of a gas turbine engine |
| US4708588A (en) * | 1984-12-14 | 1987-11-24 | United Technologies Corporation | Turbine cooling air supply system |
| US4882902A (en) * | 1986-04-30 | 1989-11-28 | General Electric Company | Turbine cooling air transferring apparatus |
| US4752185A (en) * | 1987-08-03 | 1988-06-21 | General Electric Company | Non-contacting flowpath seal |
| US5181826A (en) * | 1990-11-23 | 1993-01-26 | General Electric Company | Attenuating shroud support |
| US5245821A (en) * | 1991-10-21 | 1993-09-21 | General Electric Company | Stator to rotor flow inducer |
| US6735956B2 (en) | 2001-10-26 | 2004-05-18 | Pratt & Whitney Canada Corp. | High pressure turbine blade cooling scoop |
| US7591631B2 (en) * | 2006-06-30 | 2009-09-22 | United Technologies Corporation | Flow delivery system for seals |
| US8935926B2 (en) | 2010-10-28 | 2015-01-20 | United Technologies Corporation | Centrifugal compressor with bleed flow splitter for a gas turbine engine |
| US20140099190A1 (en) * | 2012-10-05 | 2014-04-10 | Solar Turbines Incorporated | Gas turbine engine turbine housing with enlongated holes |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2463898A (en) * | 1944-11-24 | 1949-03-08 | Wright Aeronautical Corp | Turbine sealing construction |
| US2919104A (en) * | 1953-12-02 | 1959-12-29 | Napier & Son Ltd | Interstage seals and cooling means in axial flow turbines |
| GB766883A (en) * | 1953-12-23 | 1957-01-30 | Rolls Royce | Improvements relating to gas turbines |
| US2988325A (en) * | 1957-07-18 | 1961-06-13 | Rolls Royce | Rotary fluid machine with means supplying fluid to rotor blade passages |
| US3174719A (en) * | 1962-06-12 | 1965-03-23 | Dominion Eng Works Ltd | Francis turbines and centrifugal pumps |
| FR1548541A (OSRAM) * | 1967-10-24 | 1968-12-06 | ||
| US3565545A (en) * | 1969-01-29 | 1971-02-23 | Melvin Bobo | Cooling of turbine rotors in gas turbine engines |
| US3619076A (en) * | 1970-02-02 | 1971-11-09 | Gen Electric | Liquid-cooled turbine bucket |
| US3635586A (en) * | 1970-04-06 | 1972-01-18 | Rolls Royce | Method and apparatus for turbine blade cooling |
| US3826084A (en) * | 1970-04-28 | 1974-07-30 | United Aircraft Corp | Turbine coolant flow system |
| GB1350471A (en) * | 1971-05-06 | 1974-04-18 | Secr Defence | Gas turbine engine |
| CH529914A (de) * | 1971-08-11 | 1972-10-31 | Mo Energeticheskij Institut | Turbinenstufe |
| US3768921A (en) * | 1972-02-24 | 1973-10-30 | Aircraft Corp | Chamber pressure control using free vortex flow |
| US3832090A (en) * | 1972-12-01 | 1974-08-27 | Avco Corp | Air cooling of turbine blades |
| US3936215A (en) * | 1974-12-20 | 1976-02-03 | United Technologies Corporation | Turbine vane cooling |
-
1975
- 1975-10-20 US US05/624,205 patent/US3980411A/en not_active Expired - Lifetime
-
1976
- 1976-06-23 CA CA255,493A patent/CA1039327A/en not_active Expired
- 1976-08-23 FR FR7625459A patent/FR2328846A1/fr active Granted
- 1976-09-07 CH CH1134676A patent/CH610059A5/xx not_active IP Right Cessation
- 1976-09-10 DE DE19762640830 patent/DE2640830A1/de not_active Withdrawn
- 1976-09-14 GB GB38042/76A patent/GB1510250A/en not_active Expired
- 1976-09-17 BE BE170723A patent/BE846327A/xx unknown
- 1976-09-20 SE SE7610388A patent/SE410643B/xx unknown
- 1976-09-23 IL IL50537A patent/IL50537A/xx unknown
- 1976-09-28 NL NL7610726A patent/NL7610726A/xx not_active Application Discontinuation
- 1976-10-14 JP JP51123385A patent/JPS5252014A/ja active Pending
- 1976-10-18 IT IT28421/76A patent/IT1073083B/it active
- 1976-10-18 NO NO763537A patent/NO763537L/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7610726A (nl) | 1977-04-22 |
| SE410643B (sv) | 1979-10-22 |
| SE7610388L (sv) | 1977-04-21 |
| IL50537A (en) | 1979-03-12 |
| NO763537L (OSRAM) | 1977-04-21 |
| IL50537A0 (en) | 1976-11-30 |
| FR2328846B1 (OSRAM) | 1982-05-14 |
| CH610059A5 (OSRAM) | 1979-03-30 |
| CA1039327A (en) | 1978-09-26 |
| US3980411A (en) | 1976-09-14 |
| JPS5252014A (en) | 1977-04-26 |
| BE846327A (fr) | 1977-01-17 |
| GB1510250A (en) | 1978-05-10 |
| IT1073083B (it) | 1985-04-13 |
| FR2328846A1 (fr) | 1977-05-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |