FR2181407A5 - - Google Patents
Info
- Publication number
- FR2181407A5 FR2181407A5 FR7314544A FR7314544A FR2181407A5 FR 2181407 A5 FR2181407 A5 FR 2181407A5 FR 7314544 A FR7314544 A FR 7314544A FR 7314544 A FR7314544 A FR 7314544A FR 2181407 A5 FR2181407 A5 FR 2181407A5
- Authority
- FR
- France
- Prior art keywords
- vane
- blade
- over
- april
- cap
- 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.)
- Expired
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
- 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
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
-
- 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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
- F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
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 |
---|---|---|---|
GB1848872A GB1423833A (en) | 1972-04-20 | 1972-04-20 | Rotor blades for fluid flow machines |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2181407A5 true FR2181407A5 (de) | 1973-11-30 |
Family
ID=10113289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7314544A Expired FR2181407A5 (de) | 1972-04-20 | 1973-04-20 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3876330A (de) |
DE (1) | DE2319743A1 (de) |
FR (1) | FR2181407A5 (de) |
GB (1) | GB1423833A (de) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2405357A1 (fr) * | 1977-10-08 | 1979-05-04 | Rolls Royce | Aube mobile refrigeree pour moteur a turbine a gaz |
FR2481740A1 (fr) * | 1980-05-01 | 1981-11-06 | Gen Electric | Embout rapporte pour aube de rotor |
FR2977909A1 (fr) * | 2011-07-12 | 2013-01-18 | Snecma | Aube de rotor pour une turbomachine |
FR3053386A1 (fr) * | 2016-06-29 | 2018-01-05 | Safran Helicopter Engines | Roue de turbine |
FR3053385A1 (fr) * | 2016-06-29 | 2018-01-05 | Safran Helicopter Engines | Roue de turbomachine |
WO2019122540A1 (fr) * | 2017-12-19 | 2019-06-27 | Safran Helicopter Engines | Roue de turbomachine avec léchettes convexe ou concave |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
GB1514613A (en) * | 1976-04-08 | 1978-06-14 | Rolls Royce | Blade or vane for a gas turbine engine |
JPS5338806A (en) * | 1976-09-22 | 1978-04-10 | Hitachi Ltd | Seal device for nose part of movable vane |
US4214355A (en) * | 1977-12-21 | 1980-07-29 | General Electric Company | Method for repairing a turbomachinery blade tip |
US4332523A (en) * | 1979-05-25 | 1982-06-01 | Teledyne Industries, Inc. | Turbine shroud assembly |
US4274806A (en) * | 1979-06-18 | 1981-06-23 | General Electric Company | Staircase blade tip |
US4606701A (en) * | 1981-09-02 | 1986-08-19 | Westinghouse Electric Corp. | Tip structure for a cooled turbine rotor blade |
US4534701A (en) * | 1982-06-29 | 1985-08-13 | Gerhard Wisser | Rotor or guide wheel of a turbine engine with shroud ring |
GB2127104A (en) * | 1982-08-11 | 1984-04-04 | Rolls Royce | Sealing means for a turbine rotor blade in a gas turbine engine |
US4487550A (en) * | 1983-01-27 | 1984-12-11 | The United States Of America As Represented By The Secretary Of The Air Force | Cooled turbine blade tip closure |
DE3308140C2 (de) * | 1983-03-08 | 1985-12-19 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Mehrstufige Gasturbine |
GB2146707B (en) * | 1983-09-14 | 1987-08-05 | Rolls Royce | Turbine |
DE3401742C2 (de) * | 1984-01-19 | 1986-08-14 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Rotor für einen Axialverdichter |
DE3505491A1 (de) * | 1985-02-16 | 1986-08-21 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Dichtung fuer eine stroemungsmaschine |
US4909706A (en) * | 1987-01-28 | 1990-03-20 | Union Carbide Corporation | Controlled clearance labyrinth seal |
US4761116A (en) * | 1987-05-11 | 1988-08-02 | General Electric Company | Turbine blade with tip vent |
GB2223276B (en) * | 1988-09-30 | 1992-09-02 | Rolls Royce Plc | Turbine aerofoil blade |
DE59202211D1 (de) * | 1991-08-08 | 1995-06-22 | Asea Brown Boveri | Deckblatt für axialdurchströmte Turbine. |
EP0536575B1 (de) * | 1991-10-08 | 1995-04-05 | Asea Brown Boveri Ag | Deckband für axialdurchströmte Turbine |
US5632598A (en) * | 1995-01-17 | 1997-05-27 | Dresser-Rand | Shrouded axial flow turbo machine utilizing multiple labrinth seals |
JP2955252B2 (ja) * | 1997-06-26 | 1999-10-04 | 三菱重工業株式会社 | ガスタービン動翼チップシュラウド |
DE59710621D1 (de) * | 1997-09-19 | 2003-09-25 | Alstom Switzerland Ltd | Vorrichtung zur Spaltdichtung |
GB2340189A (en) * | 1998-08-04 | 2000-02-16 | Siemens Plc | A turbomachine shroud seal having baffles |
DE19860245A1 (de) * | 1998-12-24 | 2000-06-29 | Abb Alstom Power Ch Ag | Turbinenschaufel mit aktiv gekühltem Deckbandelement |
DE59912323D1 (de) | 1998-12-24 | 2005-09-01 | Alstom Technology Ltd Baden | Turbinenschaufel mit aktiv gekühltem Deckbandelememt |
EP1041247B1 (de) * | 1999-04-01 | 2012-08-01 | General Electric Company | Gasturbinenschaufel mit einem offenen Kühlkreislauf |
US6761534B1 (en) * | 1999-04-05 | 2004-07-13 | General Electric Company | Cooling circuit for a gas turbine bucket and tip shroud |
US6296459B1 (en) | 2000-02-15 | 2001-10-02 | Intex Recreation Corp. | Electric air pump having multiple impellers and method |
GB0228443D0 (en) * | 2002-12-06 | 2003-01-08 | Rolls Royce Plc | Blade cooling |
GB0319002D0 (en) * | 2003-05-13 | 2003-09-17 | Alstom Switzerland Ltd | Improvements in or relating to steam turbines |
US7836591B2 (en) * | 2005-03-17 | 2010-11-23 | Siemens Energy, Inc. | Method for forming turbine seal by cold spray process |
US8317465B2 (en) * | 2009-07-02 | 2012-11-27 | General Electric Company | Systems and apparatus relating to turbine engines and seals for turbine engines |
US8608424B2 (en) * | 2009-10-09 | 2013-12-17 | General Electric Company | Contoured honeycomb seal for a turbomachine |
US8556575B2 (en) * | 2010-03-26 | 2013-10-15 | United Technologies Corporation | Blade outer seal for a gas turbine engine |
EP2412927A1 (de) * | 2010-07-29 | 2012-02-01 | Alstom Technology Ltd | Turbinenschaufel |
GB201017797D0 (en) * | 2010-10-21 | 2010-12-01 | Rolls Royce Plc | An aerofoil structure |
US9097136B2 (en) * | 2012-01-03 | 2015-08-04 | General Electric Company | Contoured honeycomb seal for turbine shroud |
US9080459B2 (en) * | 2012-01-03 | 2015-07-14 | General Electric Company | Forward step honeycomb seal for turbine shroud |
US10287914B2 (en) | 2012-01-31 | 2019-05-14 | United Technologies Corporation | Gas turbine engine with high speed low pressure turbine section and bearing support features |
US20130230379A1 (en) * | 2012-03-01 | 2013-09-05 | General Electric Company | Rotating turbomachine component having a tip leakage flow guide |
US10125693B2 (en) | 2012-04-02 | 2018-11-13 | United Technologies Corporation | Geared turbofan engine with power density range |
US9291061B2 (en) * | 2012-04-13 | 2016-03-22 | General Electric Company | Turbomachine blade tip shroud with parallel casing configuration |
JP6012519B2 (ja) * | 2013-03-21 | 2016-10-25 | 三菱重工業株式会社 | タービン、及びこれを備えた回転機械 |
US20160003163A1 (en) * | 2014-07-03 | 2016-01-07 | United Technologies Corporation | Gas turbine engine with short transition duct |
EP3034790B1 (de) * | 2014-12-16 | 2020-06-24 | Ansaldo Energia Switzerland AG | Rotorschaufel für eine gasturbine |
EP3085890B1 (de) * | 2015-04-22 | 2017-12-27 | Ansaldo Energia Switzerland AG | Schaufel mit spitzenverkleidung |
GB201519869D0 (en) * | 2015-11-11 | 2015-12-23 | Rolls Royce Plc | Shrouded turbine blade |
DE102016222720A1 (de) * | 2016-11-18 | 2018-05-24 | MTU Aero Engines AG | Dichtungssystem für eine axiale Strömungsmaschine und axiale Strömungsmaschine |
US10502069B2 (en) | 2017-06-07 | 2019-12-10 | General Electric Company | Turbomachine rotor blade |
US11060407B2 (en) | 2017-06-22 | 2021-07-13 | General Electric Company | Turbomachine rotor blade |
US10301943B2 (en) | 2017-06-30 | 2019-05-28 | General Electric Company | Turbomachine rotor blade |
US10590777B2 (en) | 2017-06-30 | 2020-03-17 | General Electric Company | Turbomachine rotor blade |
US10577945B2 (en) | 2017-06-30 | 2020-03-03 | General Electric Company | Turbomachine rotor blade |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1010750A (en) * | 1909-04-28 | 1911-12-05 | Colonial Trust Co | Turbine-balde shroud. |
GB855058A (en) * | 1957-02-22 | 1960-11-30 | Rolls Royce | Improvements in or relating to bladed rotor or stator constructions for axial-flow fluid machines for example for compressors or turbines of gas-turbine engines |
US3533712A (en) * | 1966-02-26 | 1970-10-13 | Gen Electric | Cooled vane structure for high temperature turbines |
US3575523A (en) * | 1968-12-05 | 1971-04-20 | Us Navy | Labyrinth seal for axial flow fluid machines |
US3527544A (en) * | 1968-12-12 | 1970-09-08 | Gen Motors Corp | Cooled blade shroud |
US3606572A (en) * | 1969-08-25 | 1971-09-20 | Gen Motors Corp | Airfoil with porous leading edge |
US3635585A (en) * | 1969-12-23 | 1972-01-18 | Westinghouse Electric Corp | Gas-cooled turbine blade |
US3736071A (en) * | 1970-11-27 | 1973-05-29 | Gen Electric | Bucket tip/collection slot combination for open-circuit liquid-cooled gas turbines |
-
1972
- 1972-04-20 GB GB1848872A patent/GB1423833A/en not_active Expired
-
1973
- 1973-04-18 DE DE2319743A patent/DE2319743A1/de active Pending
- 1973-04-19 US US352705A patent/US3876330A/en not_active Expired - Lifetime
- 1973-04-20 FR FR7314544A patent/FR2181407A5/fr not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2405357A1 (fr) * | 1977-10-08 | 1979-05-04 | Rolls Royce | Aube mobile refrigeree pour moteur a turbine a gaz |
FR2481740A1 (fr) * | 1980-05-01 | 1981-11-06 | Gen Electric | Embout rapporte pour aube de rotor |
FR2977909A1 (fr) * | 2011-07-12 | 2013-01-18 | Snecma | Aube de rotor pour une turbomachine |
FR3053386A1 (fr) * | 2016-06-29 | 2018-01-05 | Safran Helicopter Engines | Roue de turbine |
FR3053385A1 (fr) * | 2016-06-29 | 2018-01-05 | Safran Helicopter Engines | Roue de turbomachine |
WO2019122540A1 (fr) * | 2017-12-19 | 2019-06-27 | Safran Helicopter Engines | Roue de turbomachine avec léchettes convexe ou concave |
Also Published As
Publication number | Publication date |
---|---|
DE2319743A1 (de) | 1973-10-31 |
GB1423833A (en) | 1976-02-04 |
US3876330A (en) | 1975-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name |