IT7926656A0 - Turbina raffreddata ad aria per motore a turbina a gas. - Google Patents
Turbina raffreddata ad aria per motore a turbina a gas.Info
- Publication number
- IT7926656A0 IT7926656A0 IT7926656A IT2665679A IT7926656A0 IT 7926656 A0 IT7926656 A0 IT 7926656A0 IT 7926656 A IT7926656 A IT 7926656A IT 2665679 A IT2665679 A IT 2665679A IT 7926656 A0 IT7926656 A0 IT 7926656A0
- Authority
- IT
- Italy
- Prior art keywords
- air cooled
- turbine
- gas turbine
- turbine engine
- engine
- Prior art date
Links
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 2
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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
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 |
---|---|---|---|
GB7842094 | 1978-10-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7926656A0 true IT7926656A0 (it) | 1979-10-19 |
IT1125525B IT1125525B (it) | 1986-05-14 |
Family
ID=10500612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT26656/79A IT1125525B (it) | 1978-10-26 | 1979-10-19 | Turbina raffreddata ad aria per motore a turbina a gas |
Country Status (5)
Country | Link |
---|---|
US (1) | US4348157A (it) |
JP (1) | JPS5560624A (it) |
DE (1) | DE2941866C2 (it) |
FR (1) | FR2439872A1 (it) |
IT (1) | IT1125525B (it) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2111598B (en) * | 1981-12-15 | 1984-10-24 | Rolls Royce | Cooling air pressure control in a gas turbine engine |
US4830575A (en) * | 1988-02-08 | 1989-05-16 | Dresser-Rand Company | Spiral grooves in a turbine rotor |
DE3835932A1 (de) * | 1988-10-21 | 1990-04-26 | Mtu Muenchen Gmbh | Vorrichtung zur kuehlluftzufuehrung fuer gasturbinen-rotorschaufeln |
US5252026A (en) * | 1993-01-12 | 1993-10-12 | General Electric Company | Gas turbine engine nozzle |
DE4422965A1 (de) * | 1994-06-30 | 1996-01-04 | Mtu Muenchen Gmbh | Einrichtung zur Abscheidung von Fremdpartikeln aus der den Laufschaufeln einer Turbine zuzuführenden Kühlluft |
FR2743844B1 (fr) * | 1996-01-18 | 1998-02-20 | Snecma | Dispositif de refroidissement d'un disque de turbine |
US5800124A (en) * | 1996-04-12 | 1998-09-01 | United Technologies Corporation | Cooled rotor assembly for a turbine engine |
US5862666A (en) * | 1996-12-23 | 1999-01-26 | Pratt & Whitney Canada Inc. | Turbine engine having improved thrust bearing load control |
US6077035A (en) * | 1998-03-27 | 2000-06-20 | Pratt & Whitney Canada Corp. | Deflector for controlling entry of cooling air leakage into the gaspath of a gas turbine engine |
US6035627A (en) * | 1998-04-21 | 2000-03-14 | Pratt & Whitney Canada Inc. | Turbine engine with cooled P3 air to impeller rear cavity |
US6227801B1 (en) | 1999-04-27 | 2001-05-08 | Pratt & Whitney Canada Corp. | Turbine engine having improved high pressure turbine cooling |
FR2823794B1 (fr) * | 2001-04-19 | 2003-07-11 | Snecma Moteurs | Aube rapportee et refroidie pour turbine |
US6735956B2 (en) * | 2001-10-26 | 2004-05-18 | Pratt & Whitney Canada Corp. | High pressure turbine blade cooling scoop |
WO2003052240A2 (de) | 2001-12-14 | 2003-06-26 | Alstom Technology Ltd | Gasturbinenanordnung |
US6837676B2 (en) * | 2002-09-11 | 2005-01-04 | Mitsubishi Heavy Industries, Ltd. | Gas turbine |
GB0227745D0 (en) * | 2002-11-28 | 2003-01-08 | Rolls Royce Plc | Blade cooling |
US7114339B2 (en) * | 2004-03-30 | 2006-10-03 | United Technologies Corporation | Cavity on-board injection for leakage flows |
US7097418B2 (en) * | 2004-06-18 | 2006-08-29 | Pratt & Whitney Canada Corp. | Double impingement vane platform cooling |
US7192245B2 (en) * | 2004-12-03 | 2007-03-20 | Pratt & Whitney Canada Corp. | Rotor assembly with cooling air deflectors and method |
US7452184B2 (en) * | 2004-12-13 | 2008-11-18 | Pratt & Whitney Canada Corp. | Airfoil platform impingement cooling |
US7300246B2 (en) * | 2004-12-15 | 2007-11-27 | Pratt & Whitney Canada Corp. | Integrated turbine vane support |
US7249928B2 (en) * | 2005-04-01 | 2007-07-31 | General Electric Company | Turbine nozzle with purge cavity blend |
US7189055B2 (en) * | 2005-05-31 | 2007-03-13 | Pratt & Whitney Canada Corp. | Coverplate deflectors for redirecting a fluid flow |
US7189056B2 (en) * | 2005-05-31 | 2007-03-13 | Pratt & Whitney Canada Corp. | Blade and disk radial pre-swirlers |
US7244104B2 (en) * | 2005-05-31 | 2007-07-17 | Pratt & Whitney Canada Corp. | Deflectors for controlling entry of fluid leakage into the working fluid flowpath of a gas turbine engine |
US20070271930A1 (en) * | 2006-05-03 | 2007-11-29 | Mitsubishi Heavy Industries, Ltd. | Gas turbine having cooling-air transfer system |
US20080145208A1 (en) * | 2006-12-19 | 2008-06-19 | General Electric Company | Bullnose seal turbine stage |
US8128365B2 (en) | 2007-07-09 | 2012-03-06 | Siemens Energy, Inc. | Turbine airfoil cooling system with rotor impingement cooling |
GB2452297B (en) * | 2007-08-30 | 2010-01-06 | Rolls Royce Plc | A compressor |
CH703827A1 (de) * | 2010-09-20 | 2012-03-30 | Alstom Technology Ltd | Gasturbinenanordnung mit einer Ringdichtungsanordnung für einen Ringraum zwischen wenigstens einer stationären Komponente und einer Rotoreinheit. |
US8657574B2 (en) * | 2010-11-04 | 2014-02-25 | General Electric Company | System and method for cooling a turbine bucket |
EP2453109B1 (de) | 2010-11-15 | 2016-03-30 | Alstom Technology Ltd | Gasturbinenanordnung sowie Verfahren zum Betreiben einer Gasturbinenanordnung |
EP2551453A1 (de) * | 2011-07-26 | 2013-01-30 | Alstom Technology Ltd | Kühlvorrichtung eines Gasturbinenkompressors |
US10119476B2 (en) | 2011-09-16 | 2018-11-06 | United Technologies Corporation | Thrust bearing system with inverted non-contacting dynamic seals for gas turbine engine |
US9382807B2 (en) | 2012-05-08 | 2016-07-05 | United Technologies Corporation | Non-axisymmetric rim cavity features to improve sealing efficiencies |
EP2725191B1 (en) | 2012-10-23 | 2016-03-16 | Alstom Technology Ltd | Gas turbine and turbine blade for such a gas turbine |
US9017014B2 (en) * | 2013-06-28 | 2015-04-28 | Siemens Energy, Inc. | Aft outer rim seal arrangement |
US9574453B2 (en) | 2014-01-02 | 2017-02-21 | General Electric Company | Steam turbine and methods of assembling the same |
US20150322861A1 (en) * | 2014-05-12 | 2015-11-12 | General Electric Company | Enhanced Turbine Cooling System Using a Blend of Compressor Bleed Air and Ambient Air |
US9631509B1 (en) * | 2015-11-20 | 2017-04-25 | Siemens Energy, Inc. | Rim seal arrangement having pumping feature |
US10107109B2 (en) | 2015-12-10 | 2018-10-23 | United Technologies Corporation | Gas turbine engine component cooling assembly |
US10876407B2 (en) * | 2017-02-16 | 2020-12-29 | General Electric Company | Thermal structure for outer diameter mounted turbine blades |
CN109580233B (zh) * | 2018-11-20 | 2021-05-18 | 中国航发贵州黎阳航空动力有限公司 | 一种用于通道气体流量试验的密封装置 |
US11428160B2 (en) | 2020-12-31 | 2022-08-30 | General Electric Company | Gas turbine engine with interdigitated turbine and gear assembly |
CN117287267B (zh) * | 2023-11-24 | 2024-01-23 | 成都中科翼能科技有限公司 | 一种燃气轮机的涡轮盘腔结构 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2988325A (en) * | 1957-07-18 | 1961-06-13 | Rolls Royce | Rotary fluid machine with means supplying fluid to rotor blade passages |
GB843278A (en) * | 1957-07-18 | 1960-08-04 | Rolls Royce | Improvements in or relating to fluid machines having bladed rotors |
GB947553A (en) * | 1962-05-09 | 1964-01-22 | Rolls Royce | Gas turbine engine |
US3318573A (en) * | 1964-08-19 | 1967-05-09 | Director Of Nat Aerospace Lab | Apparatus for maintaining rotor disc of gas turbine engine at a low temperature |
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 |
CA939521A (en) * | 1970-04-28 | 1974-01-08 | Bruce R. Branstrom | Turbine coolant flow system |
US3663118A (en) * | 1970-06-01 | 1972-05-16 | Gen Motors Corp | Turbine cooling control |
GB1350471A (en) * | 1971-05-06 | 1974-04-18 | Secr Defence | Gas turbine engine |
US3989410A (en) * | 1974-11-27 | 1976-11-02 | General Electric Company | Labyrinth seal system |
IT1063518B (it) * | 1975-09-08 | 1985-02-11 | Gen Electric | Sistema di utilizzazione della perdita di aria di raffreddamento in un turbomotore a gas |
US4265590A (en) * | 1978-05-20 | 1981-05-05 | Rolls-Royce Limited | Cooling air supply arrangement for a gas turbine engine |
-
1979
- 1979-10-16 US US06/085,300 patent/US4348157A/en not_active Expired - Lifetime
- 1979-10-16 DE DE2941866A patent/DE2941866C2/de not_active Expired
- 1979-10-19 IT IT26656/79A patent/IT1125525B/it active
- 1979-10-22 FR FR7926167A patent/FR2439872A1/fr active Granted
- 1979-10-26 JP JP13861479A patent/JPS5560624A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US4348157A (en) | 1982-09-07 |
FR2439872B1 (it) | 1983-02-25 |
DE2941866C2 (de) | 1982-08-19 |
DE2941866A1 (de) | 1980-04-30 |
FR2439872A1 (fr) | 1980-05-23 |
JPS5560624A (en) | 1980-05-07 |
JPS5641813B2 (it) | 1981-09-30 |
IT1125525B (it) | 1986-05-14 |
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