GB1386575A - Platform for compressor or fan blade - Google Patents
Platform for compressor or fan bladeInfo
- Publication number
- GB1386575A GB1386575A GB955273A GB955273A GB1386575A GB 1386575 A GB1386575 A GB 1386575A GB 955273 A GB955273 A GB 955273A GB 955273 A GB955273 A GB 955273A GB 1386575 A GB1386575 A GB 1386575A
- Authority
- GB
- United Kingdom
- Prior art keywords
- blade
- platform
- compressor
- feb
- fan
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
- F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
-
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/322—Blade mountings
-
- 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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22987272A | 1972-02-28 | 1972-02-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1386575A true GB1386575A (en) | 1975-03-12 |
Family
ID=22863003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB955273A Expired GB1386575A (en) | 1972-02-28 | 1973-02-27 | Platform for compressor or fan blade |
Country Status (6)
Country | Link |
---|---|
US (1) | US3801222A (de) |
DE (1) | DE2307967C2 (de) |
FR (1) | FR2174577A5 (de) |
GB (1) | GB1386575A (de) |
IT (1) | IT979575B (de) |
SE (1) | SE389172B (de) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4045149A (en) * | 1976-02-03 | 1977-08-30 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Platform for a swing root turbomachinery blade |
US4019832A (en) * | 1976-02-27 | 1977-04-26 | General Electric Company | Platform for a turbomachinery blade |
FR2608674B1 (fr) * | 1986-12-17 | 1991-04-19 | Snecma | Roue de turbine a aubes ceramique |
US5030063A (en) * | 1990-02-08 | 1991-07-09 | General Motors Corporation | Turbomachine rotor |
US5277548A (en) * | 1991-12-31 | 1994-01-11 | United Technologies Corporation | Non-integral rotor blade platform |
US5183389A (en) * | 1992-01-30 | 1993-02-02 | General Electric Company | Anti-rock blade tang |
US5318406A (en) * | 1992-11-02 | 1994-06-07 | General Electric Company | Multipart gas turbine blade |
DE19826897A1 (de) * | 1998-06-17 | 1999-12-23 | Abb Patent Gmbh | Schloß für Laufschaufeln eines Turbinenläufers |
US6447250B1 (en) * | 2000-11-27 | 2002-09-10 | General Electric Company | Non-integral fan platform |
US7284958B2 (en) * | 2003-03-22 | 2007-10-23 | Allison Advanced Development Company | Separable blade platform |
US7201558B2 (en) * | 2005-05-05 | 2007-04-10 | United Technologies Corporation | Seal arrangement for a fan-turbine rotor assembly |
GB0614518D0 (en) * | 2006-07-21 | 2006-08-30 | Rolls Royce Plc | A fan blade for a gas turbine engine |
FR2913735B1 (fr) * | 2007-03-16 | 2013-04-19 | Snecma | Disque de rotor d'une turbomachine |
US7972113B1 (en) * | 2007-05-02 | 2011-07-05 | Florida Turbine Technologies, Inc. | Integral turbine blade and platform |
US7874804B1 (en) * | 2007-05-10 | 2011-01-25 | Florida Turbine Technologies, Inc. | Turbine blade with detached platform |
US7878763B2 (en) * | 2007-05-15 | 2011-02-01 | General Electric Company | Turbine rotor blade assembly and method of assembling the same |
US7976281B2 (en) * | 2007-05-15 | 2011-07-12 | General Electric Company | Turbine rotor blade and method of assembling the same |
US8075280B2 (en) * | 2008-09-08 | 2011-12-13 | Siemens Energy, Inc. | Composite blade and method of manufacture |
US8435007B2 (en) * | 2008-12-29 | 2013-05-07 | Rolls-Royce Corporation | Hybrid turbomachinery component for a gas turbine engine |
FR2941487B1 (fr) * | 2009-01-28 | 2011-03-04 | Snecma | Aube de turbomachine en materiau composite a pied renforce |
US8215915B2 (en) * | 2009-05-15 | 2012-07-10 | Siemens Energy, Inc. | Blade closing key system for a turbine engine |
US8727730B2 (en) * | 2010-04-06 | 2014-05-20 | General Electric Company | Composite turbine bucket assembly |
EP2441917B1 (de) * | 2010-10-18 | 2013-10-16 | Siemens Aktiengesellschaft | Schaufelfussadapter und Verfahren zum Befestigen einer Schaufel in einer Einsparung in einer Welle einer Dampfturbine |
EP2447476A3 (de) | 2010-11-01 | 2017-11-15 | Rolls-Royce plc | Ringförmiges Zwischenstück für eine Rotorscheibe einer Gasturbine |
US20120156045A1 (en) * | 2010-12-17 | 2012-06-21 | General Electric Company | Methods, systems and apparatus relating to root and platform configurations for turbine rotor blades |
US9228445B2 (en) * | 2010-12-23 | 2016-01-05 | General Electric Company | Turbine airfoil components containing ceramic-based materials and processes therefor |
US8721290B2 (en) | 2010-12-23 | 2014-05-13 | General Electric Company | Processes for producing components containing ceramic-based and metallic materials |
US8777583B2 (en) | 2010-12-27 | 2014-07-15 | General Electric Company | Turbine airfoil components containing ceramic-based materials and processes therefor |
US8777582B2 (en) | 2010-12-27 | 2014-07-15 | General Electric Company | Components containing ceramic-based materials and coatings therefor |
GB201106278D0 (en) | 2011-04-14 | 2011-05-25 | Rolls Royce Plc | Annulus filler system |
US8834125B2 (en) * | 2011-05-26 | 2014-09-16 | United Technologies Corporation | Hybrid rotor disk assembly with a ceramic matrix composite airfoil for a gas turbine engine |
US8936440B2 (en) * | 2011-05-26 | 2015-01-20 | United Technologies Corporation | Hybrid rotor disk assembly with ceramic matrix composites platform for a gas turbine engine |
US20130004327A1 (en) * | 2011-06-30 | 2013-01-03 | United Technologies Corporation | Aluminum fan blade root |
GB201119655D0 (en) | 2011-11-15 | 2011-12-28 | Rolls Royce Plc | Annulus filler |
US8967974B2 (en) | 2012-01-03 | 2015-03-03 | General Electric Company | Composite airfoil assembly |
EP2644828A1 (de) * | 2012-03-29 | 2013-10-02 | Siemens Aktiengesellschaft | Modulare Turbinenschaufel mit Plattform |
EP2644829A1 (de) * | 2012-03-30 | 2013-10-02 | Alstom Technology Ltd | Turbinenschaufel |
US9017033B2 (en) * | 2012-06-07 | 2015-04-28 | United Technologies Corporation | Fan blade platform |
EP2882941B1 (de) * | 2012-06-30 | 2021-09-29 | General Electric Company | Dichtungsstruktur für turbinenschaufeln mit spezifischer schichtanordnung |
US9598967B2 (en) * | 2012-12-18 | 2017-03-21 | United Technologies Corporation | Airfoil member and composite platform having contoured endwall |
EP2778347A1 (de) * | 2013-03-11 | 2014-09-17 | Siemens Aktiengesellschaft | Rotorschaufelanordnung, Turbomaschine mit einer Rotorschaufelanordnung und Verfahren zum Aufbau einer Rotorschaufelanordnung |
US10202853B2 (en) | 2013-09-11 | 2019-02-12 | General Electric Company | Ply architecture for integral platform and damper retaining features in CMC turbine blades |
EP3047109B1 (de) * | 2013-09-18 | 2020-04-15 | United Technologies Corporation | Gebläseplattform mit anströmkantenlasche |
EP3080398B1 (de) * | 2013-11-25 | 2020-01-01 | Ansaldo Energia IP UK Limited | Schaufelkonstruktion für turbomaschine basierend auf einer modularen struktur |
US20170058916A1 (en) * | 2015-09-01 | 2017-03-02 | United Technologies Corporation | Gas turbine fan fairing platform and method of fairing a root leading edge of a fan blade of a gas turbine engine |
US10371163B2 (en) | 2016-02-02 | 2019-08-06 | General Electric Company | Load absorption systems and methods |
US10753368B2 (en) * | 2016-08-23 | 2020-08-25 | Raytheon Technologies Corporation | Multi-piece non-linear airfoil |
FR3057295B1 (fr) * | 2016-10-12 | 2020-12-11 | Safran Aircraft Engines | Aube comprenant une plate-forme et une pale assemblees |
US10557350B2 (en) | 2017-03-30 | 2020-02-11 | General Electric Company | I beam blade platform |
GB201800647D0 (en) * | 2018-01-16 | 2018-02-28 | Rolls Royce Plc | Annulus filler |
US11131203B2 (en) * | 2018-09-26 | 2021-09-28 | Rolls-Royce Corporation | Turbine wheel assembly with offloaded platforms and ceramic matrix composite blades |
US11261744B2 (en) | 2019-06-14 | 2022-03-01 | Raytheon Technologies Corporation | Ceramic matrix composite rotor blade attachment |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2656146A (en) * | 1948-04-08 | 1953-10-20 | Curtiss Wright Corp | Turbine blade construction |
US2749029A (en) * | 1948-11-26 | 1956-06-05 | Sintercast Corp America | Compressor blade |
BE540433A (de) * | 1954-08-12 | |||
US2819870A (en) * | 1955-04-18 | 1958-01-14 | Oleh A Wayne | Sheet metal blade base |
US2825530A (en) * | 1955-05-13 | 1958-03-04 | Eugene F Schum | Air-cooled, strut supported turbine blade |
NL222612A (de) * | 1956-11-30 | |||
US3114533A (en) * | 1961-04-27 | 1963-12-17 | Gen Electric | Rotor construction |
US3294364A (en) * | 1962-01-02 | 1966-12-27 | Gen Electric | Rotor assembly |
GB1276106A (en) * | 1969-12-19 | 1972-06-01 | Rolls Royce | FLUID FLOW MACHINE, e.g. GAS TURBINE ENGINE COMPRESSOR |
-
1972
- 1972-02-28 US US00229872A patent/US3801222A/en not_active Expired - Lifetime
-
1973
- 1973-02-14 FR FR7306395A patent/FR2174577A5/fr not_active Expired
- 1973-02-17 DE DE2307967A patent/DE2307967C2/de not_active Expired
- 1973-02-19 SE SE7302267A patent/SE389172B/xx unknown
- 1973-02-27 GB GB955273A patent/GB1386575A/en not_active Expired
- 1973-02-28 IT IT20985/73A patent/IT979575B/it active
Also Published As
Publication number | Publication date |
---|---|
DE2307967A1 (de) | 1973-09-06 |
IT979575B (it) | 1974-09-30 |
SE389172B (sv) | 1976-10-25 |
FR2174577A5 (de) | 1973-10-12 |
DE2307967C2 (de) | 1983-08-25 |
US3801222A (en) | 1974-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |