EP1515001A3 - Laufschaufelbindung einer Turbomaschine - Google Patents
Laufschaufelbindung einer Turbomaschine Download PDFInfo
- Publication number
- EP1515001A3 EP1515001A3 EP04104236A EP04104236A EP1515001A3 EP 1515001 A3 EP1515001 A3 EP 1515001A3 EP 04104236 A EP04104236 A EP 04104236A EP 04104236 A EP04104236 A EP 04104236A EP 1515001 A3 EP1515001 A3 EP 1515001A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blade
- pressure body
- ball portion
- flat
- turbomachine
- 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.)
- Granted
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
- F01D5/22—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
- 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
-
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
- F05D2250/232—Three-dimensional prismatic conical
-
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/24—Three-dimensional ellipsoidal
- F05D2250/241—Three-dimensional ellipsoidal spherical
-
- 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
- F05D2260/00—Function
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
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)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10342207A DE10342207A1 (de) | 2003-09-12 | 2003-09-12 | Laufschaufelbindung einer Turbomaschine |
DE10342207 | 2003-09-12 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1515001A2 EP1515001A2 (de) | 2005-03-16 |
EP1515001A3 true EP1515001A3 (de) | 2012-07-04 |
EP1515001B1 EP1515001B1 (de) | 2016-11-09 |
Family
ID=34129785
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04104236.7A Not-in-force EP1515001B1 (de) | 2003-09-12 | 2004-09-02 | Laufschaufelbindung einer Turbomaschine |
Country Status (6)
Country | Link |
---|---|
US (1) | US7140841B2 (de) |
EP (1) | EP1515001B1 (de) |
JP (1) | JP2005090506A (de) |
CN (1) | CN100374688C (de) |
DE (1) | DE10342207A1 (de) |
ZA (1) | ZA200407296B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2436597A (en) * | 2006-03-27 | 2007-10-03 | Alstom Technology Ltd | Turbine blade and diaphragm |
US20090202344A1 (en) * | 2008-02-13 | 2009-08-13 | General Electric Company | Rotating assembly for a turbomachine |
EP2116693A1 (de) * | 2008-05-07 | 2009-11-11 | Siemens Aktiengesellschaft | Rotor für eine Strömungsmaschine |
EP2213837A1 (de) * | 2009-01-29 | 2010-08-04 | Siemens Aktiengesellschaft | Turbinenschaufelsystem |
JP5491325B2 (ja) * | 2010-08-26 | 2014-05-14 | 三菱重工業株式会社 | 動翼及び回転機械 |
EP2900923B1 (de) * | 2012-09-25 | 2019-12-25 | United Technologies Corporation | Schaufelanordnung aus leitschaufeln mit unterschiedlicher geometrie nach geometrieklassen |
US10465531B2 (en) | 2013-02-21 | 2019-11-05 | General Electric Company | Turbine blade tip shroud and mid-span snubber with compound contact angle |
US9464530B2 (en) | 2014-02-20 | 2016-10-11 | General Electric Company | Turbine bucket and method for balancing a tip shroud of a turbine bucket |
JP5836410B2 (ja) * | 2014-02-27 | 2015-12-24 | 三菱重工業株式会社 | 動翼及び回転機械 |
EP3085890B1 (de) * | 2015-04-22 | 2017-12-27 | Ansaldo Energia Switzerland AG | Schaufel mit spitzenverkleidung |
FR3137121B1 (fr) * | 2022-06-22 | 2024-06-21 | Safran Aircraft Engines | Ensemble aubagé à liaison inter-plateformes par élément roulant interposé |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2283901A (en) * | 1940-03-16 | 1942-05-26 | Westinghouse Electric & Mfg Co | Turbine blading |
US4257743A (en) * | 1978-03-24 | 1981-03-24 | Tokyo Shibaura Denki Kabushiki Kaisha | Coupling devices of moving blades of steam turbines |
DE3211073A1 (de) * | 1982-03-25 | 1983-10-06 | Kraftwerk Union Ag | Einrichtung zur schwingungsdaempfung an einem leitschaufelkranz |
JPS6149103A (ja) * | 1984-08-16 | 1986-03-11 | Toshiba Corp | タ−ビン動翼連結装置 |
EP0202531A1 (de) * | 1985-05-14 | 1986-11-26 | Man Gutehoffnungshütte Gmbh | Bindung von Laufschaufeln einer thermischen Turbomaschine |
JPS63132801U (de) * | 1987-02-20 | 1988-08-30 | ||
JPH01152003U (de) * | 1988-04-12 | 1989-10-19 | ||
WO2003014529A1 (en) * | 2001-08-03 | 2003-02-20 | Hitachi, Ltd. | Turbine moving vane |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2942843A (en) * | 1956-06-15 | 1960-06-28 | Westinghouse Electric Corp | Blade vibration damping structure |
JPS5632441B2 (de) * | 1973-11-30 | 1981-07-28 | ||
JPS572405A (en) * | 1980-06-05 | 1982-01-07 | Hitachi Ltd | Rotary blade connector of axial-flow rotary machine |
US4407634A (en) * | 1981-09-08 | 1983-10-04 | Northern Engineering Industries Plc | Axial-flow steam turbine wheel |
-
2003
- 2003-09-12 DE DE10342207A patent/DE10342207A1/de not_active Ceased
-
2004
- 2004-09-02 EP EP04104236.7A patent/EP1515001B1/de not_active Not-in-force
- 2004-09-08 JP JP2004261398A patent/JP2005090506A/ja not_active Withdrawn
- 2004-09-09 US US10/936,575 patent/US7140841B2/en not_active Expired - Fee Related
- 2004-09-10 ZA ZA2004/07296A patent/ZA200407296B/en unknown
- 2004-09-13 CN CNB2004100752300A patent/CN100374688C/zh not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2283901A (en) * | 1940-03-16 | 1942-05-26 | Westinghouse Electric & Mfg Co | Turbine blading |
US4257743A (en) * | 1978-03-24 | 1981-03-24 | Tokyo Shibaura Denki Kabushiki Kaisha | Coupling devices of moving blades of steam turbines |
DE3211073A1 (de) * | 1982-03-25 | 1983-10-06 | Kraftwerk Union Ag | Einrichtung zur schwingungsdaempfung an einem leitschaufelkranz |
JPS6149103A (ja) * | 1984-08-16 | 1986-03-11 | Toshiba Corp | タ−ビン動翼連結装置 |
EP0202531A1 (de) * | 1985-05-14 | 1986-11-26 | Man Gutehoffnungshütte Gmbh | Bindung von Laufschaufeln einer thermischen Turbomaschine |
JPS63132801U (de) * | 1987-02-20 | 1988-08-30 | ||
JPH01152003U (de) * | 1988-04-12 | 1989-10-19 | ||
WO2003014529A1 (en) * | 2001-08-03 | 2003-02-20 | Hitachi, Ltd. | Turbine moving vane |
Also Published As
Publication number | Publication date |
---|---|
DE10342207A1 (de) | 2005-04-07 |
CN100374688C (zh) | 2008-03-12 |
US20050111983A1 (en) | 2005-05-26 |
US7140841B2 (en) | 2006-11-28 |
CN1594841A (zh) | 2005-03-16 |
EP1515001B1 (de) | 2016-11-09 |
ZA200407296B (en) | 2005-08-31 |
EP1515001A2 (de) | 2005-03-16 |
JP2005090506A (ja) | 2005-04-07 |
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