DE69000031D1 - Turbomaschinenrotor mit einrichtung zur schaufelbefestigung. - Google Patents
Turbomaschinenrotor mit einrichtung zur schaufelbefestigung.Info
- Publication number
- DE69000031D1 DE69000031D1 DE9090400068T DE69000031T DE69000031D1 DE 69000031 D1 DE69000031 D1 DE 69000031D1 DE 9090400068 T DE9090400068 T DE 9090400068T DE 69000031 T DE69000031 T DE 69000031T DE 69000031 D1 DE69000031 D1 DE 69000031D1
- Authority
- DE
- Germany
- Prior art keywords
- fastening
- turbo machine
- machine rotor
- rotor
- turbo
- 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 - Lifetime
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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/32—Locking, e.g. by final locking blades or keys
- F01D5/326—Locking of axial insertion type blades by other means
-
- 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
- F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
- F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
-
- 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
- F01D5/32—Locking, e.g. by final locking blades or keys
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/50—Vibration damping features
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 |
---|---|---|---|
FR8900245A FR2641573B1 (fr) | 1989-01-11 | 1989-01-11 | Rotor de turbomachine muni d'un dispositif de fixation des aubes |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69000031D1 true DE69000031D1 (de) | 1992-04-23 |
Family
ID=9377605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE9090400068T Expired - Lifetime DE69000031D1 (de) | 1989-01-11 | 1990-01-10 | Turbomaschinenrotor mit einrichtung zur schaufelbefestigung. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5018941A (de) |
EP (1) | EP0378474B1 (de) |
DE (1) | DE69000031D1 (de) |
FR (1) | FR2641573B1 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5131814A (en) * | 1990-04-03 | 1992-07-21 | General Electric Company | Turbine blade inner end attachment structure |
US5131813A (en) * | 1990-04-03 | 1992-07-21 | General Electric Company | Turbine blade outer end attachment structure |
GB2268978B (en) * | 1992-07-21 | 1995-11-08 | Rolls Royce Plc | Fan for a ducted fan gas turbine engine |
US5310317A (en) * | 1992-08-11 | 1994-05-10 | General Electric Company | Quadra-tang dovetail blade |
US5281098A (en) * | 1992-10-28 | 1994-01-25 | General Electric Company | Single ring blade retaining assembly |
US5425622A (en) * | 1993-12-23 | 1995-06-20 | United Technologies Corporation | Turbine blade attachment means |
US6234756B1 (en) | 1998-10-26 | 2001-05-22 | Allison Advanced Development Company | Segmented ring blade retainer |
FR2815668B1 (fr) * | 2000-10-19 | 2003-01-10 | Snecma Moteurs | Agencement de liaison d'un anneau de stator de turbine a une entretoise de support |
SE523720C2 (sv) * | 2001-10-31 | 2004-05-11 | Saab Ab | Anordning och metod vid rotorblad |
US6764282B2 (en) | 2001-11-14 | 2004-07-20 | United Technologies Corporation | Blade for turbine engine |
US7284958B2 (en) * | 2003-03-22 | 2007-10-23 | Allison Advanced Development Company | Separable blade platform |
EP1916389A1 (de) * | 2006-10-26 | 2008-04-30 | Siemens Aktiengesellschaft | Turbinenschaufel Anordnung |
FR2941488B1 (fr) * | 2009-01-28 | 2011-09-16 | Snecma | Anneau de turbine a encoche anti-rotation |
US8371810B2 (en) * | 2009-03-26 | 2013-02-12 | General Electric Company | Duct member based nozzle for turbine |
EP2562356A1 (de) * | 2011-08-24 | 2013-02-27 | Siemens Aktiengesellschaft | Schaufelanordnung |
FR2982635B1 (fr) * | 2011-11-15 | 2013-11-15 | Snecma | Roue a aubes pour une turbomachine |
US9051849B2 (en) * | 2012-02-13 | 2015-06-09 | United Technologies Corporation | Anti-rotation stator segments |
US9194244B2 (en) | 2013-02-25 | 2015-11-24 | General Electric Company | Drum rotor dovetail component and related drum rotor system |
US10450895B2 (en) * | 2016-04-22 | 2019-10-22 | United Technologies Corporation | Stator arrangement |
US10301951B2 (en) * | 2016-05-20 | 2019-05-28 | United Technologies Corporation | Turbine vane gusset |
US10633067B2 (en) | 2016-10-17 | 2020-04-28 | General Electric Company | Method and system for improving flow characteristics in marine propellers |
US11052982B2 (en) | 2016-10-17 | 2021-07-06 | General Electric Company | Apparatus for dovetail chord relief for marine propeller |
US10486785B2 (en) | 2016-10-17 | 2019-11-26 | General Electric Company | Propeller assembly and method of assembling |
US10689073B2 (en) | 2016-10-17 | 2020-06-23 | General Electric Company | Apparatus and system for marine propeller blade dovetail stress reduction |
US9682756B1 (en) | 2016-10-17 | 2017-06-20 | General Electric Company | System for composite marine propellers |
US10703452B2 (en) | 2016-10-17 | 2020-07-07 | General Electric Company | Apparatus and system for propeller blade aft retention |
FR3093536B1 (fr) * | 2019-03-08 | 2021-02-19 | Safran Aircraft Engines | Rotor pour une turbine contrarotative de turbomachine |
IT201900014724A1 (it) * | 2019-08-13 | 2021-02-13 | Ge Avio Srl | Elementi di trattenimento delle pale per turbomacchine. |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2654565A (en) * | 1946-01-15 | 1953-10-06 | Power Jets Res & Dev Ltd | Construction of rotors for compressors and like machines |
US2654566A (en) * | 1950-02-11 | 1953-10-06 | A V Roe Canada Ltd | Turbine nozzle guide vane construction |
GB848465A (en) * | 1957-06-14 | 1960-09-14 | Napier & Son Ltd | Rotors of multi-stage axial flow compressors or turbines |
US3023998A (en) * | 1959-03-13 | 1962-03-06 | Jr Walter H Sanderson | Rotor blade retaining device |
US3063674A (en) * | 1961-02-08 | 1962-11-13 | Jr Clarence E Middlebrooks | Rotor construction and method |
GB2001398A (en) * | 1977-07-22 | 1979-01-31 | Rolls Royce | Bladed Rotor for Gas Turbine Engine |
GB2097480B (en) * | 1981-04-29 | 1984-06-06 | Rolls Royce | Rotor blade fixing in circumferential slot |
FR2514409B1 (fr) * | 1981-10-09 | 1986-03-21 | Snecma | Dispositif d'implantation d'aubes en secteurs sur un disque de rotor de turbomachine |
US4492517A (en) * | 1983-01-06 | 1985-01-08 | General Electric Company | Segmented inlet nozzle for gas turbine, and methods of installation |
JPS6043102A (ja) * | 1983-08-18 | 1985-03-07 | Toshiba Corp | タ−ビンロ−タ |
US4687413A (en) * | 1985-07-31 | 1987-08-18 | United Technologies Corporation | Gas turbine engine assembly |
US4767247A (en) * | 1987-02-24 | 1988-08-30 | Westinghouse Electric Corp. | Apparatus and method for preventing relative blade motion in steam turbine |
US4856963A (en) * | 1988-03-23 | 1989-08-15 | United Technologies Corporation | Stator assembly for an axial flow rotary machine |
-
1989
- 1989-01-11 FR FR8900245A patent/FR2641573B1/fr not_active Expired - Lifetime
-
1990
- 1990-01-04 US US07/460,814 patent/US5018941A/en not_active Expired - Lifetime
- 1990-01-10 DE DE9090400068T patent/DE69000031D1/de not_active Expired - Lifetime
- 1990-01-10 EP EP90400068A patent/EP0378474B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5018941A (en) | 1991-05-28 |
FR2641573B1 (fr) | 1991-03-15 |
FR2641573A1 (fr) | 1990-07-13 |
EP0378474A1 (de) | 1990-07-18 |
EP0378474B1 (de) | 1992-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |