DE60217039D1 - Schaufelblattfuss- und Scheibennutkontur - Google Patents
Schaufelblattfuss- und ScheibennutkonturInfo
- Publication number
- DE60217039D1 DE60217039D1 DE60217039T DE60217039T DE60217039D1 DE 60217039 D1 DE60217039 D1 DE 60217039D1 DE 60217039 T DE60217039 T DE 60217039T DE 60217039 T DE60217039 T DE 60217039T DE 60217039 D1 DE60217039 D1 DE 60217039D1
- Authority
- DE
- Germany
- Prior art keywords
- blade
- disc groove
- foot
- groove contour
- contour
- 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
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/70—Interfitted members
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI20011970 | 2001-09-21 | ||
IT2001MI001970A ITMI20011970A1 (it) | 2001-09-21 | 2001-09-21 | Connessione migliorata di palette su di un disco rotorico di una turbina a gas |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60217039D1 true DE60217039D1 (de) | 2007-02-08 |
DE60217039T2 DE60217039T2 (de) | 2007-07-12 |
Family
ID=11448409
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60217039T Expired - Lifetime DE60217039T2 (de) | 2001-09-21 | 2002-09-18 | Schaufelblattfuss- und Scheibennutkontur |
Country Status (9)
Country | Link |
---|---|
US (1) | US6739836B2 (de) |
EP (1) | EP1296022B1 (de) |
JP (1) | JP4288380B2 (de) |
KR (1) | KR100673409B1 (de) |
CA (1) | CA2400289C (de) |
DE (1) | DE60217039T2 (de) |
IT (1) | ITMI20011970A1 (de) |
RU (1) | RU2302532C2 (de) |
TW (1) | TW593869B (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
JP4869616B2 (ja) * | 2005-04-01 | 2012-02-08 | 株式会社日立製作所 | 蒸気タービン動翼と蒸気タービンロータ及びそれを用いた蒸気タービン並びにその発電プラント |
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 |
US8038404B2 (en) * | 2007-07-16 | 2011-10-18 | Nuovo Pignone Holdings, S.P.A. | Steam turbine and rotating blade |
EP2320030B1 (de) * | 2009-11-10 | 2012-12-19 | Alstom Technology Ltd | Rotor mit Laufschaufel für eine axial durchströmte Turbomaschine |
EP2322764A1 (de) * | 2009-11-17 | 2011-05-18 | Siemens Aktiengesellschaft | Turbinenschaufelbefestigung für eine Strömungsmaschine |
US9546556B2 (en) * | 2012-09-26 | 2017-01-17 | United Technologies Corporation | Turbine blade root profile |
EP2762676A1 (de) * | 2013-02-04 | 2014-08-06 | Siemens Aktiengesellschaft | Turbomaschinen-Rotorschaufel, Turbomaschinen-Rotorscheibe, Turbomaschinenrotor und Gasturbinenmotor mit unterschiedlichen Kontaktflächenwinkeln des Schaufelfusses und der Schaufelnut |
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 |
CN110454235B (zh) * | 2019-07-31 | 2022-07-15 | 中国航发沈阳发动机研究所 | 一种枞树型盘榫连接结构及具有其的航空发动机 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB677142A (en) * | 1949-08-24 | 1952-08-13 | Power Jets Res & Dev Ltd | Improved mounting for turbine and like blades |
GB2030657B (en) * | 1978-09-30 | 1982-08-11 | Rolls Royce | Blade for gas turbine engine |
US4824328A (en) * | 1987-05-22 | 1989-04-25 | Westinghouse Electric Corp. | Turbine blade attachment |
US5147180A (en) * | 1991-03-21 | 1992-09-15 | Westinghouse Electric Corp. | Optimized blade root profile for steam turbine blades |
US5480285A (en) * | 1993-08-23 | 1996-01-02 | Westinghouse Electric Corporation | Steam turbine blade |
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 |
-
2001
- 2001-09-21 IT IT2001MI001970A patent/ITMI20011970A1/it unknown
-
2002
- 2002-09-18 US US10/245,712 patent/US6739836B2/en not_active Expired - Fee Related
- 2002-09-18 DE DE60217039T patent/DE60217039T2/de not_active Expired - Lifetime
- 2002-09-18 JP JP2002271239A patent/JP4288380B2/ja not_active Expired - Fee Related
- 2002-09-18 EP EP02256480A patent/EP1296022B1/de not_active Expired - Lifetime
- 2002-09-19 KR KR1020020057126A patent/KR100673409B1/ko not_active IP Right Cessation
- 2002-09-19 CA CA002400289A patent/CA2400289C/en not_active Expired - Fee Related
- 2002-09-20 TW TW091121603A patent/TW593869B/zh not_active IP Right Cessation
- 2002-09-20 RU RU2002125442/06A patent/RU2302532C2/ru not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20030025859A (ko) | 2003-03-29 |
EP1296022A3 (de) | 2004-12-08 |
JP4288380B2 (ja) | 2009-07-01 |
EP1296022B1 (de) | 2006-12-27 |
CA2400289C (en) | 2010-01-05 |
ITMI20011970A1 (it) | 2003-03-21 |
US6739836B2 (en) | 2004-05-25 |
KR100673409B1 (ko) | 2007-01-23 |
DE60217039T2 (de) | 2007-07-12 |
EP1296022A2 (de) | 2003-03-26 |
US20030068197A1 (en) | 2003-04-10 |
RU2302532C2 (ru) | 2007-07-10 |
ITMI20011970A0 (it) | 2001-09-21 |
CA2400289A1 (en) | 2003-03-21 |
TW593869B (en) | 2004-06-21 |
JP2003176703A (ja) | 2003-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |