FR2933131B1 - SUPPORT FOR FASTENING A RING SURROUNDING THE MOBILE BLADES OF A TURBINE - Google Patents
SUPPORT FOR FASTENING A RING SURROUNDING THE MOBILE BLADES OF A TURBINEInfo
- Publication number
- FR2933131B1 FR2933131B1 FR0803549A FR0803549A FR2933131B1 FR 2933131 B1 FR2933131 B1 FR 2933131B1 FR 0803549 A FR0803549 A FR 0803549A FR 0803549 A FR0803549 A FR 0803549A FR 2933131 B1 FR2933131 B1 FR 2933131B1
- Authority
- FR
- France
- Prior art keywords
- turbine
- fastening
- support
- ring surrounding
- mobile blades
- 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.)
- Active
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
- 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
- F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
- F01D11/20—Actively adjusting tip-clearance
- F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
-
- 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
- F01D19/00—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith
- F01D19/02—Starting of machines or engines; Regulating, controlling, or safety means in connection therewith dependent on temperature of component parts, e.g. of turbine-casing
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/10—Heating, e.g. warming-up before starting
-
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0803549A FR2933131B1 (en) | 2008-06-25 | 2008-06-25 | SUPPORT FOR FASTENING A RING SURROUNDING THE MOBILE BLADES OF A TURBINE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0803549A FR2933131B1 (en) | 2008-06-25 | 2008-06-25 | SUPPORT FOR FASTENING A RING SURROUNDING THE MOBILE BLADES OF A TURBINE |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2933131A1 FR2933131A1 (en) | 2010-01-01 |
FR2933131B1 true FR2933131B1 (en) | 2015-06-26 |
Family
ID=40276183
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0803549A Active FR2933131B1 (en) | 2008-06-25 | 2008-06-25 | SUPPORT FOR FASTENING A RING SURROUNDING THE MOBILE BLADES OF A TURBINE |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2933131B1 (en) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2754859A1 (en) * | 2013-01-10 | 2014-07-16 | Alstom Technology Ltd | Turbomachine with active electrical clearance control and corresponding method |
US9957830B2 (en) * | 2013-03-07 | 2018-05-01 | United Technologies Corporation | Hybrid passive and active tip clearance system |
JP6266775B2 (en) | 2013-07-26 | 2018-01-24 | エムアールエイ・システムズ・エルエルシー | Aircraft engine pylon |
US10508601B2 (en) | 2016-02-12 | 2019-12-17 | United Technologies Corporation | Auxiliary drive bowed rotor prevention system for a gas turbine engine |
US10443507B2 (en) | 2016-02-12 | 2019-10-15 | United Technologies Corporation | Gas turbine engine bowed rotor avoidance system |
US10436064B2 (en) | 2016-02-12 | 2019-10-08 | United Technologies Corporation | Bowed rotor start response damping system |
US10539079B2 (en) | 2016-02-12 | 2020-01-21 | United Technologies Corporation | Bowed rotor start mitigation in a gas turbine engine using aircraft-derived parameters |
US10443505B2 (en) | 2016-02-12 | 2019-10-15 | United Technologies Corporation | Bowed rotor start mitigation in a gas turbine engine |
US10508567B2 (en) | 2016-02-12 | 2019-12-17 | United Technologies Corporation | Auxiliary drive bowed rotor prevention system for a gas turbine engine through an engine accessory |
US9664070B1 (en) | 2016-02-12 | 2017-05-30 | United Technologies Corporation | Bowed rotor prevention system |
US10174678B2 (en) | 2016-02-12 | 2019-01-08 | United Technologies Corporation | Bowed rotor start using direct temperature measurement |
US10125636B2 (en) | 2016-02-12 | 2018-11-13 | United Technologies Corporation | Bowed rotor prevention system using waste heat |
US10125691B2 (en) | 2016-02-12 | 2018-11-13 | United Technologies Corporation | Bowed rotor start using a variable position starter valve |
US10040577B2 (en) | 2016-02-12 | 2018-08-07 | United Technologies Corporation | Modified start sequence of a gas turbine engine |
EP3211184B1 (en) | 2016-02-29 | 2021-05-05 | Raytheon Technologies Corporation | Bowed rotor prevention system and associated method of bowed rotor prevention |
US10787933B2 (en) | 2016-06-20 | 2020-09-29 | Raytheon Technologies Corporation | Low-power bowed rotor prevention and monitoring system |
US10358936B2 (en) | 2016-07-05 | 2019-07-23 | United Technologies Corporation | Bowed rotor sensor system |
EP3273006B1 (en) | 2016-07-21 | 2019-07-03 | United Technologies Corporation | Alternating starter use during multi-engine motoring |
US10618666B2 (en) | 2016-07-21 | 2020-04-14 | United Technologies Corporation | Pre-start motoring synchronization for multiple engines |
US10384791B2 (en) | 2016-07-21 | 2019-08-20 | United Technologies Corporation | Cross engine coordination during gas turbine engine motoring |
US10221774B2 (en) | 2016-07-21 | 2019-03-05 | United Technologies Corporation | Speed control during motoring of a gas turbine engine |
EP3273016B1 (en) | 2016-07-21 | 2020-04-01 | United Technologies Corporation | Multi-engine coordination during gas turbine engine motoring |
US10787968B2 (en) | 2016-09-30 | 2020-09-29 | Raytheon Technologies Corporation | Gas turbine engine motoring with starter air valve manual override |
US10443543B2 (en) | 2016-11-04 | 2019-10-15 | United Technologies Corporation | High compressor build clearance reduction |
US10823079B2 (en) | 2016-11-29 | 2020-11-03 | Raytheon Technologies Corporation | Metered orifice for motoring of a gas turbine engine |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2994472A (en) * | 1958-12-29 | 1961-08-01 | Gen Electric | Tip clearance control system for turbomachines |
JPS58214603A (en) * | 1982-06-07 | 1983-12-13 | Hitachi Ltd | Vane edge gap adjusting device of a fluid machine |
DE4309199A1 (en) * | 1993-03-22 | 1994-09-29 | Abb Management Ag | Device for the fixing of heat accumulation segments and stator blades in axial flow turbines |
DE4442157A1 (en) * | 1994-11-26 | 1996-05-30 | Abb Management Ag | Method and device for influencing the radial clearance of the blades in compressors with axial flow |
US6279400B1 (en) * | 1999-03-16 | 2001-08-28 | General Electric Company | Apparatus and method for measuring and selectively adjusting a clearance |
FR2890685B1 (en) * | 2005-09-14 | 2007-12-14 | Snecma | TURBINE HIGH ROTOR ROTOR AUTONOMOUS ROTOR CONTROL IN A TURBOMACHINE |
JP2008038807A (en) * | 2006-08-08 | 2008-02-21 | Hitachi Ltd | Gas turbine and transition piece |
-
2008
- 2008-06-25 FR FR0803549A patent/FR2933131B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
FR2933131A1 (en) | 2010-01-01 |
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Legal Events
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Owner name: SNECMA, FR Effective date: 20170713 |
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