ES2032488T3 - Sujecion de alabes de turbina. - Google Patents
Sujecion de alabes de turbina.Info
- Publication number
- ES2032488T3 ES2032488T3 ES198888106503T ES88106503T ES2032488T3 ES 2032488 T3 ES2032488 T3 ES 2032488T3 ES 198888106503 T ES198888106503 T ES 198888106503T ES 88106503 T ES88106503 T ES 88106503T ES 2032488 T3 ES2032488 T3 ES 2032488T3
- Authority
- ES
- Spain
- Prior art keywords
- turbine
- base
- holding
- bell
- rotor
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
UNA PORCION BASE (13) DE UNA CARA DE ENTRADA DE HOJA (11) DE TURBINA Y AGUJA DE CAMPANARIO (110) QUE FORMA UNIDO A LAS RANURAS (19) EN UN ROTOR DE TURBINA (21) TENIENDO UNA ANCHURA DE BASE DISMINUIDA DE PROYECCION WT,WM Y WB Y UN RADIO INCREMENTADO RT,RM Y BM ASOCIADO CON CADA ESPIGA (31,36 Y 43 Y 118,124 Y 130) EN LA BASE DE LA HOJA DE LA TURBINA (13) Y AGUJA DE CAMPANARIO (110) PARA DISTRIBUIR MAS UNIFORMEMENTE LOS NIVELES DE TENSION ENTRE LA BASE DE LAS HOJAS Y LAS AGUJAS (31,36, Y 43 Y 118,124 Y 130) Y REDUCIR LA ROTURA DE LAS HERRAMIENTAS DE CORTE DURANTE LA FABRICACION DE LAS RANURAS (19) DE UNION EN EL ROTOR DE LA TURBINA (21).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/053,237 US4824328A (en) | 1987-05-22 | 1987-05-22 | Turbine blade attachment |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2032488T3 true ES2032488T3 (es) | 1993-02-16 |
Family
ID=21982828
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES198888106503T Expired - Lifetime ES2032488T3 (es) | 1987-05-22 | 1988-04-22 | Sujecion de alabes de turbina. |
Country Status (10)
Country | Link |
---|---|
US (1) | US4824328A (es) |
EP (1) | EP0291725B1 (es) |
JP (1) | JP2877150B2 (es) |
KR (1) | KR960004210B1 (es) |
CN (1) | CN1013791B (es) |
CA (1) | CA1309030C (es) |
DE (1) | DE3872453D1 (es) |
ES (1) | ES2032488T3 (es) |
IN (1) | IN169739B (es) |
MX (1) | MX167502B (es) |
Families Citing this family (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2238581B (en) * | 1989-11-30 | 1994-01-12 | Rolls Royce Plc | Improved attachment of a gas turbine engine blade to a turbine rotor disc |
US5088894A (en) * | 1990-05-02 | 1992-02-18 | Westinghouse Electric Corp. | Turbomachine blade fastening |
US5152669A (en) * | 1990-06-26 | 1992-10-06 | Westinghouse Electric Corp. | Turbomachine blade fastening |
US5147180A (en) * | 1991-03-21 | 1992-09-15 | Westinghouse Electric Corp. | Optimized blade root profile for steam turbine blades |
US5176500A (en) * | 1992-03-24 | 1993-01-05 | Westinghouse Electric Corp. | Two-lug side-entry turbine blade attachment |
US5480285A (en) * | 1993-08-23 | 1996-01-02 | Westinghouse Electric Corporation | Steam turbine blade |
US5352092A (en) * | 1993-11-24 | 1994-10-04 | Westinghouse Electric Corporation | Light weight steam turbine blade |
DE4435268A1 (de) * | 1994-10-01 | 1996-04-04 | Abb Management Ag | Beschaufelter Rotor einer Turbomaschine |
US5494408A (en) * | 1994-10-12 | 1996-02-27 | General Electric Co. | Bucket to wheel dovetail design for turbine rotors |
US5474423A (en) * | 1994-10-12 | 1995-12-12 | General Electric Co. | Bucket and wheel dovetail design for turbine rotors |
US5531569A (en) * | 1994-12-08 | 1996-07-02 | General Electric Company | Bucket to wheel dovetail design for turbine rotors |
GB9606963D0 (en) * | 1996-04-02 | 1996-06-05 | Rolls Royce Plc | A root attachment for a turbomachine blade |
DE19728085A1 (de) * | 1997-07-02 | 1999-01-07 | Asea Brown Boveri | Fügeverbindung zwischen zwei Fügepartnern sowie deren Verwendung |
US6142737A (en) * | 1998-08-26 | 2000-11-07 | General Electric Co. | Bucket and wheel dovetail design for turbine rotors |
US6033185A (en) * | 1998-09-28 | 2000-03-07 | General Electric Company | Stress relieved dovetail |
US6302651B1 (en) * | 1999-12-29 | 2001-10-16 | United Technologies Corporation | Blade attachment configuration |
US6435834B1 (en) * | 2001-01-31 | 2002-08-20 | General Electric Company | Bucket and wheel dovetail connection for turbine rotors |
US6435833B1 (en) * | 2001-01-31 | 2002-08-20 | General Electric Company | Bucket and wheel dovetail connection for turbine rotors |
US6592330B2 (en) * | 2001-08-30 | 2003-07-15 | General Electric Company | Method and apparatus for non-parallel turbine dovetail-faces |
ITMI20011970A1 (it) * | 2001-09-21 | 2003-03-21 | Nuovo Pignone Spa | Connessione migliorata di palette su di un disco rotorico di una turbina a gas |
US6652237B2 (en) * | 2001-10-15 | 2003-11-25 | General Electric Company | Bucket and wheel dovetail design for turbine rotors |
US6773234B2 (en) | 2002-10-18 | 2004-08-10 | General Electric Company | Methods and apparatus for facilitating preventing failure of gas turbine engine blades |
CZ300244B6 (cs) * | 2002-11-27 | 2009-04-01 | General Electric Company | Rybinový spoj |
DE10336587A1 (de) * | 2003-08-08 | 2005-02-24 | Mtu Aero Engines Gmbh | Laufschaufel für Gasturbinenrotoren und Verfahren zur Herstellung von Gasturbinenrotoren mit integraler Beschaufelung |
US7905709B2 (en) * | 2004-02-10 | 2011-03-15 | General Electric Company | Advanced firtree and broach slot forms for turbine stage 1 and 2 buckets and rotor wheels |
US8079817B2 (en) * | 2004-02-10 | 2011-12-20 | General Electric Company | Advanced firtree and broach slot forms for turbine stage 3 buckets and rotor wheels |
US7261518B2 (en) * | 2005-03-24 | 2007-08-28 | Siemens Demag Delaval Turbomachinery, Inc. | Locking arrangement for radial entry turbine blades |
US7156612B2 (en) * | 2005-04-05 | 2007-01-02 | Pratt & Whitney Canada Corp. | Spigot arrangement for a split impeller |
JP4584102B2 (ja) | 2005-09-30 | 2010-11-17 | 株式会社日立製作所 | タービンロータと逆クリスマスツリー型タービン動翼及びそれを用いた低圧蒸気タービン並びに蒸気タービン発電プラント |
JP4918806B2 (ja) | 2006-04-06 | 2012-04-18 | 株式会社日立製作所 | タービンロータ及びタービン動翼 |
US20080089789A1 (en) * | 2006-10-17 | 2008-04-17 | Thomas Joseph Farineau | Airfoils for use with turbine assemblies and methods of assembling the same |
US20080232972A1 (en) * | 2007-03-23 | 2008-09-25 | Richard Bouchard | Blade fixing for a blade in a gas turbine engine |
US8047797B2 (en) * | 2007-07-16 | 2011-11-01 | Nuovo Pignone Holdings, S.P.A. | Steam turbine and rotating blade |
US8038404B2 (en) * | 2007-07-16 | 2011-10-18 | Nuovo Pignone Holdings, S.P.A. | Steam turbine and rotating blade |
US8047796B2 (en) * | 2007-11-16 | 2011-11-01 | General Electric Company | Dovetail attachment for use with turbine assemblies and methods of assembling turbine assemblies |
US9662721B2 (en) | 2008-02-26 | 2017-05-30 | United Technologies Corporation | Method of generating a curved blade retention slot in a turbine disk |
US8000942B2 (en) * | 2008-05-14 | 2011-08-16 | United Technologies Corporation | Broach tool design methodology and systems |
FR2931871B1 (fr) * | 2008-05-29 | 2011-08-19 | Snecma | Rotor de soufflante pour une turbomachine. |
US8439724B2 (en) * | 2008-06-30 | 2013-05-14 | United Technologies Corporation | Abrasive waterjet machining and method to manufacture a curved rotor blade retention slot |
US20090320285A1 (en) * | 2008-06-30 | 2009-12-31 | Tahany Ibrahim El-Wardany | Edm machining and method to manufacture a curved rotor blade retention slot |
US7736102B2 (en) * | 2008-08-06 | 2010-06-15 | United Technologies Corporation | Control of white-etched layer during machining |
JP5322664B2 (ja) * | 2009-01-14 | 2013-10-23 | 株式会社東芝 | 蒸気タービン及びその冷却方法 |
EP2322764A1 (de) * | 2009-11-17 | 2011-05-18 | Siemens Aktiengesellschaft | Turbinenschaufelbefestigung für eine Strömungsmaschine |
KR20120129963A (ko) * | 2010-08-06 | 2012-11-28 | 생-고벵 아브라시프 | 작업편 내의 복잡한 형상을 마무리 가공하기 위한 연삭 공구 및 방법 |
EP2436883A1 (en) | 2010-09-29 | 2012-04-04 | Siemens Aktiengesellschaft | Blade root, particularly of a turbine blade, a blade, and a turbomachine assembly |
CH705325A1 (de) * | 2011-07-20 | 2013-01-31 | Alstom Technology Ltd | Schaufel für eine Strömungsmaschine. |
US8689441B2 (en) | 2011-12-07 | 2014-04-08 | United Technologies Corporation | Method for machining a slot in a turbine engine rotor disk |
WO2014070925A2 (en) * | 2012-10-30 | 2014-05-08 | Concepts Eti, Inc. | Methods, systems, and devices for designing and manufacturing flank millable components |
US9353629B2 (en) | 2012-11-30 | 2016-05-31 | Solar Turbines Incorporated | Turbine blade apparatus |
EP2762676A1 (en) * | 2013-02-04 | 2014-08-06 | Siemens Aktiengesellschaft | Turbomachine rotor blade, turbomachine rotor disc, turbomachine rotor, and gas turbine engine with different root and slot contact face angles |
US9274027B2 (en) | 2013-07-24 | 2016-03-01 | Siemens Energy, Inc. | Apparatus and process for measuring the depth of a groove in a rotor of a gas turbine engine |
GB201416505D0 (en) * | 2014-09-18 | 2014-11-05 | Rolls Royce Plc | Gas turbine engine |
US9976428B2 (en) * | 2014-12-09 | 2018-05-22 | United Technologies Corporation | Turbine airfoil attachment with serration profile |
EP3093441B1 (en) * | 2015-05-12 | 2019-07-10 | Ansaldo Energia Switzerland AG | Turbo engine rotor comprising a blade-shaft connection, and blade for said rotor |
JP2018521260A (ja) * | 2015-06-02 | 2018-08-02 | シーメンス アクチエンゲゼルシヤフトSiemens Aktiengesellschaft | ガスタービンエンジンにおいて使用可能なタービン翼用の取付けシステム |
JP2017072047A (ja) * | 2015-10-06 | 2017-04-13 | 株式会社東芝 | タービン動翼組立体及び蒸気タービン |
US10895160B1 (en) * | 2017-04-07 | 2021-01-19 | Glenn B. Sinclair | Stress relief via unblended edge radii in blade attachments in gas turbines |
CN108691575B (zh) * | 2018-05-10 | 2021-01-26 | 中国航发湖南动力机械研究所 | 涡轮组件、榫接结构及其制备方法 |
CN109339870B (zh) * | 2018-10-26 | 2022-03-25 | 中国航发湖南动力机械研究所 | 涡轮组件、榫接结构及其制备方法 |
CN111255526A (zh) * | 2020-03-09 | 2020-06-09 | 北京南方斯奈克玛涡轮技术有限公司 | 一种枞树型盘榫连接装置 |
CN112474871B (zh) * | 2020-09-27 | 2022-06-10 | 太原科技大学 | 一种高性能短流程带筋镁合金无缝管材的推轧工艺 |
JP7163523B1 (ja) | 2022-03-24 | 2022-10-31 | 三菱重工業株式会社 | タービン動翼、タービン動翼組立体、ガスタービン及びガスタービンの補修方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH240283A (de) * | 1944-03-25 | 1945-12-15 | Sulzer Ag | Turbomaschine. |
GB677142A (en) * | 1949-08-24 | 1952-08-13 | Power Jets Res & Dev Ltd | Improved mounting for turbine and like blades |
FR1088146A (fr) * | 1952-12-23 | 1955-03-03 | Svenska Turbinfab Ab | Dispositif de fixation pour les pales de turbine ou de-compresseur |
DE950557C (de) * | 1952-12-23 | 1956-10-11 | Svenska Turbinfab Ab | Tannenbaum-Fuss fuer Laufschaufeln von Axial-Turbinen oder -Verdichtern |
US3045968A (en) * | 1959-12-10 | 1962-07-24 | Gen Motors Corp | Fir tree blade mount |
US3756745A (en) * | 1972-03-15 | 1973-09-04 | United Aircraft Corp | Composite blade root configuration |
US3891351A (en) * | 1974-03-25 | 1975-06-24 | Theodore J Norbut | Turbine disc |
US4191509A (en) * | 1977-12-27 | 1980-03-04 | United Technologies Corporation | Rotor blade attachment |
GB2030657B (en) * | 1978-09-30 | 1982-08-11 | Rolls Royce | Blade for gas turbine engine |
US4692976A (en) * | 1985-07-30 | 1987-09-15 | Westinghouse Electric Corp. | Method of making scalable side entry turbine blade roots |
-
1987
- 1987-05-22 US US07/053,237 patent/US4824328A/en not_active Expired - Lifetime
-
1988
- 1988-04-22 DE DE8888106503T patent/DE3872453D1/de not_active Expired - Lifetime
- 1988-04-22 ES ES198888106503T patent/ES2032488T3/es not_active Expired - Lifetime
- 1988-04-22 EP EP88106503A patent/EP0291725B1/en not_active Expired - Lifetime
- 1988-04-25 IN IN334/CAL/88A patent/IN169739B/en unknown
- 1988-05-19 MX MX011555A patent/MX167502B/es unknown
- 1988-05-19 CA CA000567262A patent/CA1309030C/en not_active Expired - Lifetime
- 1988-05-21 KR KR1019880005998A patent/KR960004210B1/ko not_active IP Right Cessation
- 1988-05-21 CN CN88103013A patent/CN1013791B/zh not_active Expired
- 1988-05-23 JP JP63125628A patent/JP2877150B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR960004210B1 (ko) | 1996-03-28 |
US4824328A (en) | 1989-04-25 |
CN88103013A (zh) | 1988-12-07 |
IN169739B (es) | 1991-12-14 |
EP0291725A1 (en) | 1988-11-23 |
DE3872453D1 (de) | 1992-08-06 |
JPS63306208A (ja) | 1988-12-14 |
EP0291725B1 (en) | 1992-07-01 |
CA1309030C (en) | 1992-10-20 |
KR880014229A (ko) | 1988-12-23 |
CN1013791B (zh) | 1991-09-04 |
JP2877150B2 (ja) | 1999-03-31 |
MX167502B (es) | 1993-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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