JP2008151138A - ブルノーズシールタービン段 - Google Patents
ブルノーズシールタービン段 Download PDFInfo
- Publication number
- JP2008151138A JP2008151138A JP2007324199A JP2007324199A JP2008151138A JP 2008151138 A JP2008151138 A JP 2008151138A JP 2007324199 A JP2007324199 A JP 2007324199A JP 2007324199 A JP2007324199 A JP 2007324199A JP 2008151138 A JP2008151138 A JP 2008151138A
- Authority
- JP
- Japan
- Prior art keywords
- nose
- turbine stage
- statorable
- inner band
- turbine
- 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
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
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
-
- 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
- F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
-
- 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
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
-
- 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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
- F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
-
- 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
-
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
- F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
-
- 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
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
-
- 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
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- 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
- F05D2250/10—Two-dimensional
- F05D2250/19—Two-dimensional machined; miscellaneous
-
- 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)
Abstract
【解決手段】内側バンド44及び外側バンド間に取り付けられた一列状の静翼42を有する環状ステータノズルであって内側バンド44が半径方向内向きに延びる取り付けフランジ48を含む、環状ステータノズルと、ロータディスクの外周に取り付けられて、取り付けフランジ48から後方に間隔をおいて配置された一列状の動翼52とを備えるタービン段であって、各動翼52は、パージ空気を排出するために前キャビティ56の上部に配置された回転シール60の位置で、内側バンド44に隣接する内側プラットフォーム58を有し、内側バンド44はその後縁に、回転シール60と協働してその位置での空力的損失を減少させるためのステータブルノーズ62を有するタービン段。
【選択図】図3
Description
12 中心線軸
14 ファン
16 ブースタ圧縮機
18 (HP)圧縮機
20 燃焼器
22 高圧タービン(HPT)
24 低圧タービン(LPT)
26 ナセル
28 バイパスダクト
30 第1駆動軸
32 第2駆動軸
34 空気
36 燃料
38 燃焼ガス
40 タービンノズル
42 静翼
44 内側バンド
46 外側バンド
48 取り付けフランジ
50 ノズル支持体
52 タービン動翼
54 ロータディスク
56 キャビティ
58 内側プラットフォーム
60 回転シール
62 ステータブルノーズ
64 ロータブルノーズ
66 垂直面
68 ロータウィング
70 下面
72 ステータウィング
Claims (10)
- 内側バンド(44)及び外側バンド(46)間に取り付けられた一列状の静翼(42)を有する環状ステータノズル(40)であって前記内側バンド(44)が半径方向内向きに延びる取り付けフランジ(48)を含む、環状ステータノズル(40)と、
ロータディスク(54)の外周に取り付けられて、前記取り付けフランジ(48)から後方に間隔をおいて配置され、それにより、パージ空気(34)を通して流すための前キャビティ(56)を画定するようにした、一列状の動翼(52)と
を備えるタービン段(22)であって、
各動翼(52)は、前記パージ空気を排出するために前記前キャビティ(56)の上部に配置された回転シール(60)の位置で、前記内側バンド(44)に隣接する内側プラットフォーム(58)を有し、
前記内側バンド(44)はその後縁に、前記回転シール(60)と協働してその位置での空力的損失を減少させるためのステータブルノーズ(62)を有する、
タービン段。 - 前記動翼プラットフォーム(58)は、鈍い前面(66)に結合されたロータブルノーズ(64)を有し、該鈍い前面(66)は、前記ロータブルノーズ(64)からロータウィング(68)まで半径方向内向きに延在し、前記ロータウィング(68)は、前記鈍い前面から軸方向前方に延在し、且つ前記ステータブルノーズ(62)から下方に間隔をおいて配置されて、それとともに前記回転シール(60)を画定するようにした、請求項1に記載のタービン段。
- 前記ステータブルノーズ(62)は、軸方向において前記ロータウィング(68)の上に重なるとともに、前記ロータブルノーズ(64)及び前記鈍い前面(66)の方へ内向きに近寄る、請求項2に記載のタービン段。
- 前記ステータブルノーズ(62)は、前記ロータブルノーズ(64)を越えて半径方向内向きに凸状であって、前記ロータウィング(68)の上方で前記鈍い面(66)の約中間高さにおいて終端する、請求項3に記載のタービン段。
- 前記内側バンド(44)及び前記プラットフォーム(58)は、前記回転シール(60)の高さで共通の広がりを有し、また前記ステータブルノーズ(62)及び前記ロータブルノーズ(64)間で半径方向内向きに近寄る、請求項4に記載のタービン段。
- 前記ステータブルノーズ(62)は、前記静翼(42)の後縁で始まって、後方へ前記ロータブルノーズ(64)に向かって延出し、
前記ロータブルノーズ(64)は、前記動翼(52)の前縁の前方で始まって、半径方向に整合した鈍い面(66)で終端する、請求項5に記載のタービン段。 - 前記ステータブルノーズ(62)及び前記ロータブルノーズ(64)は、半径方向高さにおいて完全に凸状である、請求項6に記載のタービン段。
- 前記ステータブルノーズ(62)は、前記ロータブルノーズ(64)より大きい曲率半径を有する、請求項6に記載のタービン段。
- 前記回転シール(60)は、前記ロータウィング(68)の下方で前記取り付けフランジ(48)から後方へ延出するステータウィング(72)をさらに有する、請求項6に記載のタービン段。
- 前記内側バンド(44)は、前記ステータブルノーズ(62)の下に、前記ロータウィング(68)に対してほぼ平行であるとともにその上に軸方向に重なる下面(70)を有する、請求項6に記載のタービン段。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/642,002 US20080145208A1 (en) | 2006-12-19 | 2006-12-19 | Bullnose seal turbine stage |
US11/642,002 | 2006-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008151138A true JP2008151138A (ja) | 2008-07-03 |
JP5459950B2 JP5459950B2 (ja) | 2014-04-02 |
Family
ID=38956565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007324199A Expired - Fee Related JP5459950B2 (ja) | 2006-12-19 | 2007-12-17 | ブルノーズシールタービン段 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080145208A1 (ja) |
EP (1) | EP1939397B1 (ja) |
JP (1) | JP5459950B2 (ja) |
KR (1) | KR20080057183A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013234672A (ja) * | 2013-07-22 | 2013-11-21 | Mitsubishi Heavy Ind Ltd | 端壁部材及びガスタービン |
JP2014199058A (ja) * | 2014-07-30 | 2014-10-23 | 三菱重工業株式会社 | 端壁部材及びガスタービン |
JP2014199059A (ja) * | 2014-07-30 | 2014-10-23 | 三菱重工業株式会社 | 端壁部材及びガスタービン |
JP2016505110A (ja) * | 2013-01-28 | 2016-02-18 | シーメンス アクチエンゲゼルシヤフトSiemens Aktiengesellschaft | シールにおける封止効果が改良されたタービン配列 |
JP2016505109A (ja) * | 2013-01-28 | 2016-02-18 | シーメンス アクチエンゲゼルシヤフトSiemens Aktiengesellschaft | シールにおける封止効果が改良されたタービン配列 |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008011746A1 (de) * | 2008-02-28 | 2009-09-03 | Mtu Aero Engines Gmbh | Vorrichtung und Verfahren zur Umleitung eines Leckagestroms |
FR2937371B1 (fr) * | 2008-10-20 | 2010-12-10 | Snecma | Ventilation d'une turbine haute-pression dans une turbomachine |
US8038399B1 (en) * | 2008-11-22 | 2011-10-18 | Florida Turbine Technologies, Inc. | Turbine rim cavity sealing |
US8142141B2 (en) * | 2009-03-23 | 2012-03-27 | General Electric Company | Apparatus for turbine engine cooling air management |
US8277172B2 (en) * | 2009-03-23 | 2012-10-02 | General Electric Company | Apparatus for turbine engine cooling air management |
US9279330B2 (en) | 2012-02-15 | 2016-03-08 | United Technologies Corporation | Gas turbine engine component with converging/diverging cooling passage |
US9416971B2 (en) | 2012-02-15 | 2016-08-16 | United Technologies Corporation | Multiple diffusing cooling hole |
US9422815B2 (en) | 2012-02-15 | 2016-08-23 | United Technologies Corporation | Gas turbine engine component with compound cusp cooling configuration |
US9410435B2 (en) | 2012-02-15 | 2016-08-09 | United Technologies Corporation | Gas turbine engine component with diffusive cooling hole |
US8572983B2 (en) | 2012-02-15 | 2013-11-05 | United Technologies Corporation | Gas turbine engine component with impingement and diffusive cooling |
US9598979B2 (en) | 2012-02-15 | 2017-03-21 | United Technologies Corporation | Manufacturing methods for multi-lobed cooling holes |
US8763402B2 (en) | 2012-02-15 | 2014-07-01 | United Technologies Corporation | Multi-lobed cooling hole and method of manufacture |
US8584470B2 (en) | 2012-02-15 | 2013-11-19 | United Technologies Corporation | Tri-lobed cooling hole and method of manufacture |
US9284844B2 (en) | 2012-02-15 | 2016-03-15 | United Technologies Corporation | Gas turbine engine component with cusped cooling hole |
US8683813B2 (en) | 2012-02-15 | 2014-04-01 | United Technologies Corporation | Multi-lobed cooling hole and method of manufacture |
US8689568B2 (en) | 2012-02-15 | 2014-04-08 | United Technologies Corporation | Cooling hole with thermo-mechanical fatigue resistance |
US9273560B2 (en) | 2012-02-15 | 2016-03-01 | United Technologies Corporation | Gas turbine engine component with multi-lobed cooling hole |
US9482100B2 (en) | 2012-02-15 | 2016-11-01 | United Technologies Corporation | Multi-lobed cooling hole |
US8733111B2 (en) | 2012-02-15 | 2014-05-27 | United Technologies Corporation | Cooling hole with asymmetric diffuser |
US8522558B1 (en) | 2012-02-15 | 2013-09-03 | United Technologies Corporation | Multi-lobed cooling hole array |
US8707713B2 (en) | 2012-02-15 | 2014-04-29 | United Technologies Corporation | Cooling hole with crenellation features |
US9024226B2 (en) | 2012-02-15 | 2015-05-05 | United Technologies Corporation | EDM method for multi-lobed cooling hole |
US10422230B2 (en) | 2012-02-15 | 2019-09-24 | United Technologies Corporation | Cooling hole with curved metering section |
US9416665B2 (en) | 2012-02-15 | 2016-08-16 | United Technologies Corporation | Cooling hole with enhanced flow attachment |
US8850828B2 (en) | 2012-02-15 | 2014-10-07 | United Technologies Corporation | Cooling hole with curved metering section |
US8683814B2 (en) | 2012-02-15 | 2014-04-01 | United Technologies Corporation | Gas turbine engine component with impingement and lobed cooling hole |
US9175567B2 (en) | 2012-02-29 | 2015-11-03 | United Technologies Corporation | Low loss airfoil platform trailing edge |
FR2999641B1 (fr) * | 2012-12-17 | 2014-12-26 | Snecma | Etage de turbomachine |
US10047617B2 (en) | 2013-04-18 | 2018-08-14 | United Technologies Corporation | Gas turbine engine airfoil platform edge geometry |
US20150040567A1 (en) * | 2013-08-08 | 2015-02-12 | General Electric Company | Systems and Methods for Reducing or Limiting One or More Flows Between a Hot Gas Path and a Wheel Space of a Turbine |
US10132182B2 (en) * | 2014-11-12 | 2018-11-20 | United Technologies Corporation | Platforms with leading edge features |
US10570767B2 (en) * | 2016-02-05 | 2020-02-25 | General Electric Company | Gas turbine engine with a cooling fluid path |
US10443422B2 (en) | 2016-02-10 | 2019-10-15 | General Electric Company | Gas turbine engine with a rim seal between the rotor and stator |
US10605092B2 (en) | 2016-07-11 | 2020-03-31 | United Technologies Corporation | Cooling hole with shaped meter |
US10408075B2 (en) * | 2016-08-16 | 2019-09-10 | General Electric Company | Turbine engine with a rim seal between the rotor and stator |
US10577955B2 (en) | 2017-06-29 | 2020-03-03 | General Electric Company | Airfoil assembly with a scalloped flow surface |
CN112922673A (zh) * | 2021-02-04 | 2021-06-08 | 南京航空航天大学 | 一种具有t型盘缘封严结构的涡轮盘 |
KR102525225B1 (ko) * | 2021-03-12 | 2023-04-24 | 두산에너빌리티 주식회사 | 터보머신 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5031408A (ja) * | 1973-04-30 | 1975-03-27 | ||
JPS5560624A (en) * | 1978-10-26 | 1980-05-07 | Rolls Royce | Airrcooled turbine for gas turbine engine |
US5252026A (en) * | 1993-01-12 | 1993-10-12 | General Electric Company | Gas turbine engine nozzle |
JPH07217452A (ja) * | 1991-09-23 | 1995-08-15 | General Electric Co <Ge> | ブラシシール装置および釣合いピストン装置 |
JP2001098903A (ja) * | 1998-08-05 | 2001-04-10 | Soc Natl Etud Constr Mot Aviat <Snecma> | 後縁を改良したタービンの冷却羽根 |
JP2002235504A (ja) * | 2001-02-06 | 2002-08-23 | Mitsubishi Heavy Ind Ltd | ガスタービンの静翼シュラウド |
US6572335B2 (en) * | 2000-03-08 | 2003-06-03 | Mitsubishi Heavy Industries, Ltd. | Gas turbine cooled stationary blade |
JP2006161810A (ja) * | 2004-12-02 | 2006-06-22 | General Electric Co <Ge> | ブルノーズ段部付きタービンノズル |
JP2006283755A (ja) * | 2005-04-01 | 2006-10-19 | General Electric Co <Ge> | 固定タービン翼形部 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3945758A (en) * | 1974-02-28 | 1976-03-23 | Westinghouse Electric Corporation | Cooling system for a gas turbine |
US4353679A (en) * | 1976-07-29 | 1982-10-12 | General Electric Company | Fluid-cooled element |
US4187054A (en) * | 1978-04-20 | 1980-02-05 | General Electric Company | Turbine band cooling system |
GB2032531B (en) * | 1978-10-26 | 1982-09-22 | Rolls Royce | Air cooled gas turbine rotor |
FR2473621A1 (fr) * | 1980-01-10 | 1981-07-17 | Snecma | Aube de distributeur de turbine |
GB2170867B (en) * | 1985-02-12 | 1988-12-07 | Rolls Royce | Improvements in or relating to gas turbine engines |
US5224822A (en) * | 1991-05-13 | 1993-07-06 | General Electric Company | Integral turbine nozzle support and discourager seal |
US5211536A (en) * | 1991-05-13 | 1993-05-18 | General Electric Company | Boltless turbine nozzle/stationary seal mounting |
US5372476A (en) * | 1993-06-18 | 1994-12-13 | General Electric Company | Turbine nozzle support assembly |
US5358374A (en) * | 1993-07-21 | 1994-10-25 | General Electric Company | Turbine nozzle backflow inhibitor |
US5522698A (en) * | 1994-04-29 | 1996-06-04 | United Technologies Corporation | Brush seal support and vane assembly windage cover |
EP0875665A3 (en) * | 1994-11-10 | 1999-02-24 | Westinghouse Electric Corporation | Gas turbine vane with a cooled inner shroud |
US6077035A (en) * | 1998-03-27 | 2000-06-20 | Pratt & Whitney Canada Corp. | Deflector for controlling entry of cooling air leakage into the gaspath of a gas turbine engine |
US6398488B1 (en) * | 2000-09-13 | 2002-06-04 | General Electric Company | Interstage seal cooling |
US6481959B1 (en) * | 2001-04-26 | 2002-11-19 | Honeywell International, Inc. | Gas turbine disk cavity ingestion inhibitor |
US6644668B1 (en) * | 2002-06-13 | 2003-11-11 | General Electric Company | Brush seal support |
JP4412081B2 (ja) * | 2004-07-07 | 2010-02-10 | 株式会社日立製作所 | ガスタービンとガスタービンの冷却方法 |
US7140835B2 (en) * | 2004-10-01 | 2006-11-28 | General Electric Company | Corner cooled turbine nozzle |
-
2006
- 2006-12-19 US US11/642,002 patent/US20080145208A1/en not_active Abandoned
-
2007
- 2007-12-06 EP EP07122493A patent/EP1939397B1/en not_active Expired - Fee Related
- 2007-12-17 JP JP2007324199A patent/JP5459950B2/ja not_active Expired - Fee Related
- 2007-12-18 KR KR1020070133440A patent/KR20080057183A/ko not_active Application Discontinuation
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5031408A (ja) * | 1973-04-30 | 1975-03-27 | ||
JPS5560624A (en) * | 1978-10-26 | 1980-05-07 | Rolls Royce | Airrcooled turbine for gas turbine engine |
JPH07217452A (ja) * | 1991-09-23 | 1995-08-15 | General Electric Co <Ge> | ブラシシール装置および釣合いピストン装置 |
US5252026A (en) * | 1993-01-12 | 1993-10-12 | General Electric Company | Gas turbine engine nozzle |
JP2001098903A (ja) * | 1998-08-05 | 2001-04-10 | Soc Natl Etud Constr Mot Aviat <Snecma> | 後縁を改良したタービンの冷却羽根 |
US6572335B2 (en) * | 2000-03-08 | 2003-06-03 | Mitsubishi Heavy Industries, Ltd. | Gas turbine cooled stationary blade |
JP2002235504A (ja) * | 2001-02-06 | 2002-08-23 | Mitsubishi Heavy Ind Ltd | ガスタービンの静翼シュラウド |
JP2006161810A (ja) * | 2004-12-02 | 2006-06-22 | General Electric Co <Ge> | ブルノーズ段部付きタービンノズル |
JP2006283755A (ja) * | 2005-04-01 | 2006-10-19 | General Electric Co <Ge> | 固定タービン翼形部 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016505110A (ja) * | 2013-01-28 | 2016-02-18 | シーメンス アクチエンゲゼルシヤフトSiemens Aktiengesellschaft | シールにおける封止効果が改良されたタービン配列 |
JP2016505109A (ja) * | 2013-01-28 | 2016-02-18 | シーメンス アクチエンゲゼルシヤフトSiemens Aktiengesellschaft | シールにおける封止効果が改良されたタービン配列 |
US9938843B2 (en) | 2013-01-28 | 2018-04-10 | Siemens Aktiengesellschaft | Turbine arrangement with improved sealing effect at a seal |
US9938847B2 (en) | 2013-01-28 | 2018-04-10 | Siemens Aktiengesellschaft | Turbine arrangement with improved sealing effect at a seal |
JP2013234672A (ja) * | 2013-07-22 | 2013-11-21 | Mitsubishi Heavy Ind Ltd | 端壁部材及びガスタービン |
JP2014199058A (ja) * | 2014-07-30 | 2014-10-23 | 三菱重工業株式会社 | 端壁部材及びガスタービン |
JP2014199059A (ja) * | 2014-07-30 | 2014-10-23 | 三菱重工業株式会社 | 端壁部材及びガスタービン |
Also Published As
Publication number | Publication date |
---|---|
EP1939397A3 (en) | 2010-05-12 |
US20080145208A1 (en) | 2008-06-19 |
EP1939397A2 (en) | 2008-07-02 |
KR20080057183A (ko) | 2008-06-24 |
EP1939397B1 (en) | 2012-04-11 |
JP5459950B2 (ja) | 2014-04-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5459950B2 (ja) | ブルノーズシールタービン段 | |
US7578653B2 (en) | Ovate band turbine stage | |
CA2528049C (en) | Airfoil platform impingement cooling | |
EP1921292B1 (en) | Compound tubine cooled engine | |
US7588413B2 (en) | Upstream plasma shielded film cooling | |
JP4958736B2 (ja) | 二重段間冷却エンジン | |
US6960060B2 (en) | Dual coolant turbine blade | |
EP1731716B1 (en) | Forward tilted turbine nozzle | |
JP4152184B2 (ja) | 下降段を有するタービンのプラットフォーム | |
CN108868898B (zh) | 用于冷却涡轮发动机的翼型件顶端的设备和方法 | |
US20060269400A1 (en) | Blade and disk radial pre-swirlers | |
JP2008019856A (ja) | ファンブレード及びターボファンエンジン組立体 | |
JP2002235502A (ja) | ガスタービンエンジン用タービンブレード及び該タービンブレードを冷却する方法 | |
JP2000291410A (ja) | 優先冷却タービンシュラウド | |
JP2015040566A (ja) | 動翼エンジェルウイングを冷却する方法およびシステム | |
JP2001132406A (ja) | 内部冷却式動翼先端シュラウド | |
CA2726773C (en) | Windward cooled turbine nozzle | |
US20130028735A1 (en) | Blade cooling and sealing system | |
JP2017141829A (ja) | タービンエンジン構成部品用のインピンジメント孔 | |
JP2015516539A (ja) | タービン翼形部の後縁冷却スロット | |
JP2017145826A (ja) | ガスタービンエンジン後縁排出穴 | |
JP2017141825A (ja) | ガスタービンエンジン用の翼形部 | |
US11933193B2 (en) | Turbine engine with an airfoil having a set of dimples | |
JP2010084766A (ja) | ガスタービンエンジン用タービンノズル | |
CA2568692A1 (en) | Vane platform tangential injection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20101213 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20101213 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120127 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120131 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20120425 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20120501 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120731 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130205 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20130502 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20130509 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130731 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20131217 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140114 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |