JP5524242B2 - タービンブレード装置 - Google Patents
タービンブレード装置 Download PDFInfo
- Publication number
- JP5524242B2 JP5524242B2 JP2011546743A JP2011546743A JP5524242B2 JP 5524242 B2 JP5524242 B2 JP 5524242B2 JP 2011546743 A JP2011546743 A JP 2011546743A JP 2011546743 A JP2011546743 A JP 2011546743A JP 5524242 B2 JP5524242 B2 JP 5524242B2
- Authority
- JP
- Japan
- Prior art keywords
- turbine blade
- turbine
- blade device
- buffer member
- 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 - Fee Related
Links
Images
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
-
- 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
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/31—Application in turbines in steam turbines
-
- 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
- F05D2250/231—Three-dimensional prismatic cylindrical
-
- 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
- F05D2250/30—Arrangement of components
- F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
- F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
-
- 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
-
- 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)
- Turbine Rotor Nozzle Sealing (AREA)
Description
2 第1タービンブレード
4 第2タービンブレード
6 第1面領域
8 第2面領域
10 ポケット
12 緩衝部材
14 壁部
16 接触面
18 (緩衝部材の)軸線
Claims (8)
- シュラウドバンドをそれぞれ有した第1タービンブレード(2)及び第2タービンブレード(4)を備え、各シュラウドバンドは、互いに隣接配置され、該シュラウドバンドの第1面領域(6)で接触しかつ第2面領域(8)で互いに分離してなるタービンブレード装置(1)であって、
前記第1タービンブレード(2)が、前記第2面領域(8)に緩衝部材(12)を収納したポケット(10)を備えており、
前記緩衝部材(12)はシリンダ形をしており、
前記シリンダ形の軸線(18)は、前記ポケット(10)の領域において前記第2面領域の面と直交する方向に対して傾いており、
前記軸線(18)は、前記第1タービンブレード(2)の半径方向軸線及び前記第1タービンブレード(2)の軸方向軸線に対して傾いている
いることを特徴とするタービンブレード装置。 - 請求項1記載のタービンブレード装置において、
前記第1面領域(6)が前記第2面領域(8)に対して傾いていることを特徴とするタービンブレード装置。 - 請求項1又は2記載のタービンブレード装置において、
前記ポケット(10)の内部形状は前記緩衝部材(12)の外面形状に適合することを特徴とするタービンブレード装置。 - 請求項1ないし3の何れか一項記載のタービンブレード装置において、
前記緩衝部材(12)の、前記ポケット(10)の領域における前記第2面領域の面と直交する方向におけるサイズは、該領域における前記タービンブレード(2,4)の分離間隔よりも大きいことを特徴とするタービンブレード装置。 - 請求項1ないし4の何れか一項記載のタービンブレード装置において、
一のブレード列の隣接した各タービンブレードは第1面領域(6)で接触するとともに、第2面領域(8)において互いに分離し、かつ、一方のタービンブレード(2)が、前記第2面領域(8)に緩衝部材(12)を収納したポケット(10)を備えていることを特徴とするタービンブレード装置。 - 請求項1ないし5の何れか一項記載のタービンブレード装置を備えた蒸気タービン。
- 請求項1ないし5の何れか一項記載のタービンブレード装置を備えたガスタービン。
- 請求項6記載の蒸気タービン及び/又は請求項7記載のガスタービンを備えた複合サイクル発電プラント。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09001257A EP2213837A1 (en) | 2009-01-29 | 2009-01-29 | Turbine blade system |
EP09001257.6 | 2009-01-29 | ||
PCT/EP2010/050271 WO2010086214A1 (en) | 2009-01-29 | 2010-01-12 | Turbine blade system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012516404A JP2012516404A (ja) | 2012-07-19 |
JP5524242B2 true JP5524242B2 (ja) | 2014-06-18 |
Family
ID=41011914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011546743A Expired - Fee Related JP5524242B2 (ja) | 2009-01-29 | 2010-01-12 | タービンブレード装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8894353B2 (ja) |
EP (2) | EP2213837A1 (ja) |
JP (1) | JP5524242B2 (ja) |
CN (1) | CN102301095B (ja) |
WO (1) | WO2010086214A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8926289B2 (en) | 2012-03-08 | 2015-01-06 | Hamilton Sundstrand Corporation | Blade pocket design |
US10215032B2 (en) | 2012-10-29 | 2019-02-26 | General Electric Company | Blade having a hollow part span shroud |
US20150003979A1 (en) * | 2013-07-01 | 2015-01-01 | General Electric Company | Steam turbine nozzle vane arrangement and method of manufacturing |
US10238490B2 (en) | 2015-08-21 | 2019-03-26 | Twelve, Inc. | Implant heart valve devices, mitral valve repair devices and associated systems and methods |
US10648347B2 (en) | 2017-01-03 | 2020-05-12 | General Electric Company | Damping inserts and methods for shrouded turbine blades |
JP6802729B2 (ja) * | 2017-02-22 | 2020-12-16 | 三菱パワー株式会社 | 回転機械の翼のダンパ装置及び回転機械 |
US11174739B2 (en) | 2019-08-27 | 2021-11-16 | Solar Turbines Incorporated | Damped turbine blade assembly |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1061648A (en) * | 1910-08-27 | 1913-05-13 | George Westinghouse | Blades. |
US1544318A (en) * | 1923-09-12 | 1925-06-30 | Westinghouse Electric & Mfg Co | Turbine-blade lashing |
US2454115A (en) * | 1945-04-02 | 1948-11-16 | Allis Chalmers Mfg Co | Turbine blading |
US2430140A (en) * | 1945-04-06 | 1947-11-04 | Northrop Hendy Company | Turbine blade and mounting |
FR1033197A (fr) * | 1951-02-27 | 1953-07-08 | Rateau Soc | Amortisseurs de vibrations pour aubages mobiles de turbo-machines |
US3795462A (en) * | 1971-08-09 | 1974-03-05 | Westinghouse Electric Corp | Vibration dampening for long twisted turbine blades |
US3837761A (en) * | 1971-08-20 | 1974-09-24 | Westinghouse Electric Corp | Guide vanes for supersonic turbine blades |
US3986792A (en) * | 1975-03-03 | 1976-10-19 | Westinghouse Electric Corporation | Vibration dampening device disposed on a shroud member for a twisted turbine blade |
US4155152A (en) * | 1977-12-12 | 1979-05-22 | Matthew Bernardo | Method of restoring the shrouds of turbine blades |
JPS54125307A (en) * | 1978-03-24 | 1979-09-28 | Toshiba Corp | Connecting device for turbine movable blades |
US4386887A (en) * | 1980-06-30 | 1983-06-07 | Southern California Edison Company | Continuous harmonic shrouding |
US4568247A (en) * | 1984-03-29 | 1986-02-04 | United Technologies Corporation | Balanced blade vibration damper |
FR2612249B1 (fr) | 1987-03-12 | 1992-02-07 | Alsthom | Aubage mobile pour turbines a vapeur |
US4776764A (en) * | 1987-04-02 | 1988-10-11 | Ortolano Ralph J | Structure for an axial flow elastic fluid utilizing machine |
US4936749A (en) * | 1988-12-21 | 1990-06-26 | General Electric Company | Blade-to-blade vibration damper |
DE4015206C1 (ja) * | 1990-05-11 | 1991-10-17 | Mtu Muenchen Gmbh | |
US5215442A (en) * | 1991-10-04 | 1993-06-01 | General Electric Company | Turbine blade platform damper |
US5238366A (en) * | 1992-07-06 | 1993-08-24 | Westinghouse Electric Corp. | Method and apparatus for determining turbine blade deformation |
JPH0791206A (ja) * | 1993-09-24 | 1995-04-04 | Mitsubishi Heavy Ind Ltd | 回転機械動翼のダンパ構造 |
JP3178327B2 (ja) * | 1996-01-31 | 2001-06-18 | 株式会社日立製作所 | 蒸気タービン |
WO1999013200A1 (fr) * | 1997-09-05 | 1999-03-18 | Hitachi, Ltd. | Turbine a vapeur |
JP2000204901A (ja) * | 1999-01-08 | 2000-07-25 | Mitsubishi Heavy Ind Ltd | 軸流回転機械における動翼の制振構造 |
JP3933130B2 (ja) * | 2001-08-03 | 2007-06-20 | 株式会社日立製作所 | タービン動翼 |
EP1462610A1 (de) * | 2003-03-28 | 2004-09-29 | Siemens Aktiengesellschaft | Laufschaufelreihe für Strömungsmaschinen |
DE10342207A1 (de) * | 2003-09-12 | 2005-04-07 | Alstom Technology Ltd | Laufschaufelbindung einer Turbomaschine |
JP2005256786A (ja) * | 2004-03-12 | 2005-09-22 | Mitsubishi Heavy Ind Ltd | 回転機械、及び、回転機械の連成方法 |
JP4765882B2 (ja) * | 2006-10-05 | 2011-09-07 | 株式会社日立製作所 | 蒸気タービン動翼 |
EP1944466A1 (de) * | 2007-01-10 | 2008-07-16 | Siemens Aktiengesellschaft | Kopplung zweier Laufschaufeln |
-
2009
- 2009-01-29 EP EP09001257A patent/EP2213837A1/en not_active Withdrawn
-
2010
- 2010-01-12 CN CN201080005929.3A patent/CN102301095B/zh not_active Expired - Fee Related
- 2010-01-12 JP JP2011546743A patent/JP5524242B2/ja not_active Expired - Fee Related
- 2010-01-12 US US13/146,964 patent/US8894353B2/en not_active Expired - Fee Related
- 2010-01-12 WO PCT/EP2010/050271 patent/WO2010086214A1/en active Application Filing
- 2010-01-12 EP EP10700404A patent/EP2382374A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US8894353B2 (en) | 2014-11-25 |
JP2012516404A (ja) | 2012-07-19 |
CN102301095B (zh) | 2014-08-06 |
WO2010086214A1 (en) | 2010-08-05 |
US20120020793A1 (en) | 2012-01-26 |
CN102301095A (zh) | 2011-12-28 |
EP2213837A1 (en) | 2010-08-04 |
EP2382374A1 (en) | 2011-11-02 |
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