BE773557A - Dispositif de detente de l'air de refroidissement des extremites superieures des aubes de turbines - Google Patents
Dispositif de detente de l'air de refroidissement des extremites superieures des aubes de turbinesInfo
- Publication number
- BE773557A BE773557A BE773557A BE773557A BE773557A BE 773557 A BE773557 A BE 773557A BE 773557 A BE773557 A BE 773557A BE 773557 A BE773557 A BE 773557A BE 773557 A BE773557 A BE 773557A
- Authority
- BE
- Belgium
- Prior art keywords
- cooling air
- upper ends
- turbine blades
- relief device
- air relief
- Prior art date
Links
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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
-
- 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
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/10—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9957270A | 1970-12-18 | 1970-12-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE773557A true BE773557A (fr) | 1972-01-31 |
Family
ID=22275650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE773557A BE773557A (fr) | 1970-12-18 | 1971-10-06 | Dispositif de detente de l'air de refroidissement des extremites superieures des aubes de turbines |
Country Status (7)
Country | Link |
---|---|
US (1) | US3703808A (is) |
BE (1) | BE773557A (is) |
CA (1) | CA943465A (is) |
DE (1) | DE2147537A1 (is) |
FR (1) | FR2117848B1 (is) |
GB (1) | GB1351029A (is) |
IL (1) | IL37791A (is) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3836279A (en) * | 1973-02-23 | 1974-09-17 | United Aircraft Corp | Seal means for blade and shroud |
US3972181A (en) * | 1974-03-08 | 1976-08-03 | United Technologies Corporation | Turbine cooling air regulation |
US4370094A (en) * | 1974-03-21 | 1983-01-25 | Maschinenfabrik Augsburg-Nurnberg Aktiengesellschaft | Method of and device for avoiding rotor instability to enhance dynamic power limit of turbines and compressors |
GB1605310A (en) * | 1975-05-30 | 1989-02-01 | Rolls Royce | Nozzle guide vane structure |
US4218189A (en) * | 1977-08-09 | 1980-08-19 | Rolls-Royce Limited | Sealing means for bladed rotor for a gas turbine engine |
US4275990A (en) * | 1977-12-17 | 1981-06-30 | Rolls-Royce Limited | Disc channel for cooling rotor blade roots |
US4309145A (en) * | 1978-10-30 | 1982-01-05 | General Electric Company | Cooling air seal |
US4311431A (en) * | 1978-11-08 | 1982-01-19 | Teledyne Industries, Inc. | Turbine engine with shroud cooling means |
DE3014279A1 (de) * | 1980-04-15 | 1981-10-22 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen | Einrichtung zur kuehlung des inneren einer gasturbine |
GB2117843B (en) * | 1982-04-01 | 1985-11-06 | Rolls Royce | Compressor shrouds |
US4431371A (en) * | 1982-06-14 | 1984-02-14 | Rockwell International Corporation | Gas turbine with blade temperature control |
GB2129882B (en) * | 1982-11-10 | 1986-04-16 | Rolls Royce | Gas turbine stator vane |
US4982564A (en) * | 1988-12-14 | 1991-01-08 | General Electric Company | Turbine engine with air and steam cooling |
US5181826A (en) * | 1990-11-23 | 1993-01-26 | General Electric Company | Attenuating shroud support |
US5183382A (en) * | 1991-09-03 | 1993-02-02 | Caterpillar Inc. | Low noise rotating fan and shroud assembly |
FR2766517B1 (fr) * | 1997-07-24 | 1999-09-03 | Snecma | Dispositif de ventilation d'un anneau de turbomachine |
DE19839592A1 (de) * | 1998-08-31 | 2000-03-02 | Asea Brown Boveri | Strömungsmaschine mit gekühlter Rotorwelle |
WO2000053897A1 (en) * | 1999-03-11 | 2000-09-14 | Alm Development, Inc. | Gas turbine engine |
US6460324B1 (en) | 1999-10-12 | 2002-10-08 | Alm Development, Inc. | Gas turbine engine |
US6397576B1 (en) | 1999-10-12 | 2002-06-04 | Alm Development, Inc. | Gas turbine engine with exhaust compressor having outlet tap control |
US6363708B1 (en) | 1999-10-12 | 2002-04-02 | Alm Development, Inc. | Gas turbine engine |
US6442945B1 (en) | 2000-08-04 | 2002-09-03 | Alm Development, Inc. | Gas turbine engine |
DE50109870D1 (de) * | 2001-03-26 | 2006-06-29 | Siemens Ag | Gasturbine |
US7303372B2 (en) * | 2005-11-18 | 2007-12-04 | General Electric Company | Methods and apparatus for cooling combustion turbine engine components |
CA2773946A1 (en) * | 2009-09-13 | 2011-03-17 | Lean Flame, Inc. | Vortex premixer for combustion apparatus |
US9097136B2 (en) * | 2012-01-03 | 2015-08-04 | General Electric Company | Contoured honeycomb seal for turbine shroud |
US9670785B2 (en) * | 2012-04-19 | 2017-06-06 | General Electric Company | Cooling assembly for a gas turbine system |
US9133712B2 (en) | 2012-04-24 | 2015-09-15 | United Technologies Corporation | Blade having porous, abradable element |
EP2713009B1 (en) * | 2012-09-26 | 2015-03-11 | Alstom Technology Ltd | Cooling method and system for cooling blades of at least one blade row in a rotary flow machine |
US10400627B2 (en) | 2015-03-31 | 2019-09-03 | General Electric Company | System for cooling a turbine engine |
US10633996B2 (en) * | 2016-11-17 | 2020-04-28 | Rolls-Royce Corporation | Turbine cooling system |
PL430870A1 (pl) | 2019-08-14 | 2021-02-22 | Avio Polska Spółka Z Ograniczoną Odpowiedzialnością | Uszczelnienie do zmniejszania wycieku przepływu wewnątrz silnika z turbiną gazową |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2945671A (en) * | 1955-02-10 | 1960-07-19 | Rolls Royce | Bladed rotor constructions for fluid machines |
US2963268A (en) * | 1957-03-25 | 1960-12-06 | Gen Electric | Pressurized seal |
US2988325A (en) * | 1957-07-18 | 1961-06-13 | Rolls Royce | Rotary fluid machine with means supplying fluid to rotor blade passages |
US3233866A (en) * | 1958-09-02 | 1966-02-08 | Davidovic Vlastimir | Cooled gas turbines |
US3365172A (en) * | 1966-11-02 | 1968-01-23 | Gen Electric | Air cooled shroud seal |
-
1970
- 1970-12-18 US US99572A patent/US3703808A/en not_active Expired - Lifetime
-
1971
- 1971-08-24 CA CA121,168A patent/CA943465A/en not_active Expired
- 1971-09-20 GB GB4371271A patent/GB1351029A/en not_active Expired
- 1971-09-23 DE DE19712147537 patent/DE2147537A1/de active Pending
- 1971-09-27 IL IL37791A patent/IL37791A/xx unknown
- 1971-09-30 FR FR7135321A patent/FR2117848B1/fr not_active Expired
- 1971-10-06 BE BE773557A patent/BE773557A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA943465A (en) | 1974-03-12 |
IL37791A0 (en) | 1971-11-29 |
IL37791A (en) | 1974-03-14 |
GB1351029A (en) | 1974-04-24 |
DE2147537A1 (de) | 1972-07-06 |
FR2117848B1 (is) | 1975-02-07 |
FR2117848A1 (is) | 1972-07-28 |
US3703808A (en) | 1972-11-28 |
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