JP4584936B2 - タービン翼およびそのタービン翼を備えたガスタービン - Google Patents
タービン翼およびそのタービン翼を備えたガスタービン Download PDFInfo
- Publication number
- JP4584936B2 JP4584936B2 JP2006549969A JP2006549969A JP4584936B2 JP 4584936 B2 JP4584936 B2 JP 4584936B2 JP 2006549969 A JP2006549969 A JP 2006549969A JP 2006549969 A JP2006549969 A JP 2006549969A JP 4584936 B2 JP4584936 B2 JP 4584936B2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- pedestal
- turbine
- wall
- turbine blade
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
- F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
-
- 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
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
-
- 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
- F01D9/00—Stators
- F01D9/06—Fluid supply conduits to nozzles or the like
- F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/80—Platforms for stationary or moving blades
- F05B2240/801—Platforms for stationary or moving blades cooled platforms
-
- 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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Control Of Turbines (AREA)
- Gas Separation By Absorption (AREA)
Description
3 軸線
5 流路
7 第1静翼段
9 第2静翼段
11 第1動翼段
13 第2動翼段
63 タービン翼
65 移行部
67 羽根部
69 第2台座壁
70 第1台座壁
71 台座
73 翼軸線
77 第1ばね弾性鋼板部
79 第2ばね弾性鋼板部
91 第1冷却室
93 第2冷却室
103 引込み段部
104 空力学的湾曲部
107 冷却材貫通孔
Claims (10)
- 翼軸線(73)に沿って配置された羽根部(67)と、該羽根部(67)の脚に配置され翼軸線(73)に対して横に延びる台座(71)を有する翼台座部(61)とを備え、前記台座(71)が羽根部を支えない第1台座壁(70)と羽根部を支える第2台座壁(69)を有しているタービン翼(63)において、羽根部(67)の脚に羽根部(67)から台座(71)への移行部(65)の経路において、第1台座壁(70)がその経路に空力学的湾曲部(104)を有し、第2台座壁(69)がその経路において羽根部(67)への継続部に第1台座壁(70)に対する引込み段部(103)を有していることを特徴とするタービン翼。
- 第1台座壁(70)の湾曲部(104)と第2台座壁(69)の段部(103)との間に、台座(71)を冷却するための中間室(91、93)が形成されていることを特徴とする請求項1記載のタービン翼。
- 中間室(91、93)が、台座(71)の全経路に沿って本質的に段部の高さで規定された一様な高さ(105)を有していることを特徴とする請求項2に記載のタービン翼。
- 第2台座壁(69)が第1台座壁(70)の壁厚より大きな壁厚を有していることを特徴とする請求項1ないし3のいずれか1つに記載のタービン翼。
- 第2台座壁(69)が冷却材貫通孔(107)を有し、移行部(65)の経路における単位面積当たりの冷却材貫通孔(107)の数が、残りの翼台座部におけるより多いことを特徴とする請求項1ないし4のいずれか1つに記載のタービン翼。
- 第1台座壁(70)が、羽根部(67)に接するばね弾性鋼板部(77、79)によって形成されていることを特徴とする請求項1ないし5のいずれか1つに記載のタービン翼。
- 台座(71)が羽根部(67)の片側に第1半部を、他の片側に第2半部を有し、これらの両方の半部が同じ機能的特徴を有することを特徴とする請求項1ないし6のいずれか1つに記載のタービン翼。
- 軸線(3)に沿って延びる断面環状の作動媒体(M)用流路(5)と、軸線(3)に沿って第1翼段(7、11)の後方に配置された第2翼段(9、13)とを備え、これらの各翼段(7、9、11、13)が、環状に配置され半径方向に流路(5)の中に延びる請求項1ないし7のいずれか1つに記載の多数のタービン翼(63)を有していることを特徴とするガスタービン。
- タービンロータにおける動翼(23)の形をしたタービン翼(63)の回転運転中、その回転によって羽根部の脚から羽根部の方向(99)に作用する遠心力が発生し、ばね弾性鋼板部(77、79)が遠心力によって突き合わせ部(81、83)に向けて押し付けられ、これによって、遠心力固着されていることを特徴とする請求項6記載のタービン翼を備える請求項8記載のガスタービン。
- タービン車室(15)における静翼(21)の形をしたタービン翼(63)の運転中、冷却材によって圧力勾配が、羽根部の脚から羽根部の方向(99)に向けて発生し、ばね弾性鋼板部(77、79)がその圧力勾配によって突き合わせ部(81、83)に向けて押し付けられ、これによって、圧縮固着されていることを特徴とする請求項6記載のタービン翼を備える請求項8又は9に記載のガスタービン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04001108A EP1557535A1 (de) | 2004-01-20 | 2004-01-20 | Turbinenschaufel und Gasturbine mit einer solchen Turbinenschaufel |
PCT/EP2005/000226 WO2005068786A1 (de) | 2004-01-20 | 2005-01-12 | Turbinenschaufel und gasturbine mit einer solchen turbinenschaufel |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007518927A JP2007518927A (ja) | 2007-07-12 |
JP4584936B2 true JP4584936B2 (ja) | 2010-11-24 |
Family
ID=34626467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006549969A Expired - Fee Related JP4584936B2 (ja) | 2004-01-20 | 2005-01-12 | タービン翼およびそのタービン翼を備えたガスタービン |
Country Status (10)
Country | Link |
---|---|
US (1) | US8251665B2 (ja) |
EP (2) | EP1557535A1 (ja) |
JP (1) | JP4584936B2 (ja) |
CN (1) | CN100400796C (ja) |
AT (1) | ATE501339T1 (ja) |
DE (1) | DE502005011076D1 (ja) |
ES (1) | ES2361841T3 (ja) |
PL (1) | PL1706592T3 (ja) |
RU (1) | RU2333364C2 (ja) |
WO (1) | WO2005068786A1 (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE502006006344D1 (de) | 2006-10-16 | 2010-04-15 | Siemens Ag | Turbinenschaufel für eine Turbine mit einem Kühlmittelkanal |
EP2282014A1 (de) * | 2009-06-23 | 2011-02-09 | Siemens Aktiengesellschaft | Rinförmiger Strömungskanalabschnitt für eine Turbomaschine |
US8647064B2 (en) * | 2010-08-09 | 2014-02-11 | General Electric Company | Bucket assembly cooling apparatus and method for forming the bucket assembly |
US9416666B2 (en) * | 2010-09-09 | 2016-08-16 | General Electric Company | Turbine blade platform cooling systems |
US8684664B2 (en) * | 2010-09-30 | 2014-04-01 | General Electric Company | Apparatus and methods for cooling platform regions of turbine rotor blades |
US8636471B2 (en) * | 2010-12-20 | 2014-01-28 | General Electric Company | Apparatus and methods for cooling platform regions of turbine rotor blades |
JP5931351B2 (ja) * | 2011-05-13 | 2016-06-08 | 三菱重工業株式会社 | タービン静翼 |
US8734111B2 (en) * | 2011-06-27 | 2014-05-27 | General Electric Company | Platform cooling passages and methods for creating platform cooling passages in turbine rotor blades |
US8961134B2 (en) * | 2011-06-29 | 2015-02-24 | Siemens Energy, Inc. | Turbine blade or vane with separate endwall |
US8845289B2 (en) * | 2011-11-04 | 2014-09-30 | General Electric Company | Bucket assembly for turbine system |
CH705838A1 (de) * | 2011-12-05 | 2013-06-14 | Alstom Technology Ltd | Abgasgehäuse für eine Gasturbine sowie Gasturbine mit einem Abgasgehäuse. |
FR2986557B1 (fr) * | 2012-02-02 | 2015-09-25 | Snecma | Optimisation des points d'appui des echasses d'aubes mobiles dans un procede d'usinage de ces aubes |
US9243503B2 (en) | 2012-05-23 | 2016-01-26 | General Electric Company | Components with microchannel cooled platforms and fillets and methods of manufacture |
US9045994B2 (en) * | 2012-10-31 | 2015-06-02 | General Electric Company | Film riding aerodynamic seals for rotary machines |
US9353629B2 (en) | 2012-11-30 | 2016-05-31 | Solar Turbines Incorporated | Turbine blade apparatus |
EP2787170A1 (en) * | 2013-04-04 | 2014-10-08 | Siemens Aktiengesellschaft | A technique for cooling a root side of a platform of a turbomachine part |
EP2853687A1 (de) | 2013-09-30 | 2015-04-01 | Siemens Aktiengesellschaft | Turbinenschaufel, und zugehörige Stator, Rotor, Turbine und Kraftwerksanlage |
US10161259B2 (en) | 2014-10-28 | 2018-12-25 | General Electric Company | Flexible film-riding seal |
US10612392B2 (en) * | 2014-12-18 | 2020-04-07 | United Technologies Corporation | Gas turbine engine component with conformal fillet cooling path |
US9771814B2 (en) * | 2015-03-09 | 2017-09-26 | United Technologies Corporation | Tolerance resistance coverplates |
FR3034129B1 (fr) | 2015-03-27 | 2019-05-17 | Safran Aircraft Engines | Aube mobile de turbine a conception amelioree pour turbomachine d'aeronef |
FR3036432B1 (fr) * | 2015-05-22 | 2019-04-19 | Safran Ceramics | Ensemble d'anneau de turbine avec maintien axial |
US10344597B2 (en) * | 2015-08-17 | 2019-07-09 | United Technologies Corporation | Cupped contour for gas turbine engine blade assembly |
US10428659B2 (en) * | 2015-12-21 | 2019-10-01 | United Technologies Corporation | Crossover hole configuration for a flowpath component in a gas turbine engine |
DE102016104957A1 (de) * | 2016-03-17 | 2017-09-21 | Rolls-Royce Deutschland Ltd & Co Kg | Kühleinrichtung zur Kühlung von Plattformen eines Leitschaufelkranzes einer Gasturbine |
US10767501B2 (en) * | 2016-04-21 | 2020-09-08 | General Electric Company | Article, component, and method of making a component |
GB2560516B (en) * | 2017-03-13 | 2019-08-28 | Rolls Royce Plc | A method of manufacturing a coated turbine blade and a coated turbine vane |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1801475B2 (de) * | 1968-10-05 | 1971-08-12 | Daimler Benz Ag, 7000 Stuttgart | Luftgekuehlte turbinenschaufel |
US3967353A (en) * | 1974-07-18 | 1976-07-06 | General Electric Company | Gas turbine bucket-root sidewall piece seals |
IT1079131B (it) | 1975-06-30 | 1985-05-08 | Gen Electric | Perfezionato raffreddamento applicabile particolarmente a elementi di turbomotori a gas |
US5122033A (en) * | 1990-11-16 | 1992-06-16 | Paul Marius A | Turbine blade unit |
GB2251897B (en) * | 1991-01-15 | 1994-11-30 | Rolls Royce Plc | A rotor |
WO1999054597A1 (de) * | 1998-04-21 | 1999-10-28 | Siemens Aktiengesellschaft | Turbinenschaufel |
WO1999060253A1 (de) * | 1998-05-18 | 1999-11-25 | Siemens Aktiengesellschaft | Gekühlte turbinenschaufelplattform |
US6589010B2 (en) * | 2001-08-27 | 2003-07-08 | General Electric Company | Method for controlling coolant flow in airfoil, flow control structure and airfoil incorporating the same |
-
2004
- 2004-01-20 EP EP04001108A patent/EP1557535A1/de not_active Withdrawn
-
2005
- 2005-01-12 CN CNB200580002320XA patent/CN100400796C/zh not_active Expired - Fee Related
- 2005-01-12 EP EP05700848A patent/EP1706592B1/de not_active Not-in-force
- 2005-01-12 ES ES05700848T patent/ES2361841T3/es active Active
- 2005-01-12 JP JP2006549969A patent/JP4584936B2/ja not_active Expired - Fee Related
- 2005-01-12 AT AT05700848T patent/ATE501339T1/de active
- 2005-01-12 US US10/585,955 patent/US8251665B2/en not_active Expired - Fee Related
- 2005-01-12 WO PCT/EP2005/000226 patent/WO2005068786A1/de active Application Filing
- 2005-01-12 RU RU2006129917/06A patent/RU2333364C2/ru not_active IP Right Cessation
- 2005-01-12 PL PL05700848T patent/PL1706592T3/pl unknown
- 2005-01-12 DE DE502005011076T patent/DE502005011076D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
US20090016881A1 (en) | 2009-01-15 |
PL1706592T3 (pl) | 2011-08-31 |
CN100400796C (zh) | 2008-07-09 |
EP1557535A1 (de) | 2005-07-27 |
EP1706592B1 (de) | 2011-03-09 |
US8251665B2 (en) | 2012-08-28 |
RU2333364C2 (ru) | 2008-09-10 |
EP1706592A1 (de) | 2006-10-04 |
RU2006129917A (ru) | 2008-02-27 |
JP2007518927A (ja) | 2007-07-12 |
WO2005068786A1 (de) | 2005-07-28 |
ATE501339T1 (de) | 2011-03-15 |
DE502005011076D1 (de) | 2011-04-21 |
CN1910344A (zh) | 2007-02-07 |
ES2361841T3 (es) | 2011-06-22 |
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