JP2007513283A - ガスタービン用可変式ノズル - Google Patents
ガスタービン用可変式ノズル Download PDFInfo
- Publication number
- JP2007513283A JP2007513283A JP2006541885A JP2006541885A JP2007513283A JP 2007513283 A JP2007513283 A JP 2007513283A JP 2006541885 A JP2006541885 A JP 2006541885A JP 2006541885 A JP2006541885 A JP 2006541885A JP 2007513283 A JP2007513283 A JP 2007513283A
- Authority
- JP
- Japan
- Prior art keywords
- variable nozzle
- curve
- shaft
- gas turbine
- nozzle
- 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.)
- Pending
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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
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
- F01D17/12—Final actuators arranged in stator parts
- F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
- F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
- F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
-
- 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
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
- F01D17/12—Final actuators arranged in stator parts
- F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
- F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
-
- 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
- F01D17/00—Regulating or controlling by varying flow
-
- 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
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- 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
- F05D2200/00—Mathematical features
- F05D2200/20—Special functions
- F05D2200/22—Power
-
- 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
- F05D2200/00—Mathematical features
- F05D2200/20—Special functions
- F05D2200/22—Power
- F05D2200/221—Square power
-
- 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
- F05D2200/00—Mathematical features
- F05D2200/20—Special functions
- F05D2200/22—Power
- F05D2200/222—Cubic power
-
- 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
- F05D2200/00—Mathematical features
- F05D2200/20—Special functions
- F05D2200/24—Special functions exponential
-
- 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
- F05D2200/00—Mathematical features
- F05D2200/20—Special functions
- F05D2200/25—Hyperbolic trigonometric, e.g. sinh, cosh, tanh
-
- 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
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/128—Nozzles
-
- 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
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/301—Cross-sectional characteristics
-
- 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
- F05D2250/16—Two-dimensional parabolic
-
- 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
- F05D2250/17—Two-dimensional hyperbolic
-
- 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
- F05D2250/70—Shape
-
- 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
- F05D2250/70—Shape
- F05D2250/71—Shape curved
-
- 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
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/711—Shape curved convex
-
- 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
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/712—Shape curved concave
-
- 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
- F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Turbines (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】本可変式ノズルは、その各々が第1の丸味のある端部と第2の丸味のある端部とを有する一連のほぼ「C字」形セクションを含み、一連のセクションの各セクションはまた、基準面(90)に対して上向きに面しかつシャフト(11)の軸線の方向に曲線(60)に沿って逐次連続して配置された凹面を有し、少なくとも二次曲線(60)は、シャフト(11)の軸線に対して直角な軸線を有しかつ同時に基準面(90)に対して角度(80)だけ傾いた面(70)上に位置する。
【選択図】 図5
Description
11 シャフト
12 上面
14 下面
17 第1の端部部分
18 第2の端部部分
19 第3のハブ部分
20 第1の丸味のある端部
21 第2の丸味のある端部
60 曲線
70 面
80 基準面に対する角度
90 基準面
Claims (8)
- シャフト(11)に固定されたガスタービン用の可変式ノズル(10)であって、
前記可変式ノズル(10)は、正圧上面(12)と該上面(12)と対向する負圧下面(14)とを含み、
前記可変式ノズルは、一連の略C字形セクションを含み、該一連の略C字形セクションの各々は、第1の丸味のある端部(20)と第2の丸味のある端部(21)とを有し、
前記一連の略C字形セクションの各セクションがまた、基準面(90)に対して上向きに面しかつ前記シャフト(11)の軸線の方向に曲線(60)に沿って逐次連続して配置された凹面を有し、
前記曲線(60)は、少なくとも二次の曲線であり、前記シャフト(11)の軸線に対して直角な軸線を有しかつ同時に前記基準面(90)に対して所定角度(80)だけ傾いた面(70)上に位置することを特徴とする、可変式ノズル(10)。 - 前記曲線(60)が、放物線であることを特徴とする、請求項1記載の可変式ノズル(10)。
- 前記曲線(60)が、双曲線であることを特徴とする、請求項1記載の可変式ノズル(10)。
- 前記曲線(60)が、放物線と双曲線との組合せであることを特徴とする、請求項1記載の可変式ノズル(10)。
- 前記曲線(60)が、三次の曲線であることを特徴とする、請求項1記載の可変式ノズル(10)。
- 前記曲線(60)が、最大又は最小点を有することを特徴とする、請求項1から請求項5のいずれか1項記載の可変式ノズル(10)。
- 前記上面(12)が、サドル形であることを特徴とする、請求項1から請求項6のいずれか1項記載の可変式ノズル(10)。
- 本明細書にまた本明細書で特定するために上に記載しかつ説明したようなガスタービン用可変式ノズル。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT002388A ITMI20032388A1 (it) | 2003-12-05 | 2003-12-05 | Ugello variabile per una turbina a gas. |
PCT/EP2004/013657 WO2005054633A1 (en) | 2003-12-05 | 2004-11-30 | Variable nozzle for a gas turbine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007513283A true JP2007513283A (ja) | 2007-05-24 |
JP2007513283A5 JP2007513283A5 (ja) | 2008-01-31 |
Family
ID=34640366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006541885A Pending JP2007513283A (ja) | 2003-12-05 | 2004-11-30 | ガスタービン用可変式ノズル |
Country Status (9)
Country | Link |
---|---|
US (1) | US7354242B2 (ja) |
EP (1) | EP1721065B1 (ja) |
JP (1) | JP2007513283A (ja) |
KR (1) | KR20060123331A (ja) |
CN (1) | CN100557201C (ja) |
CA (1) | CA2548535C (ja) |
IT (1) | ITMI20032388A1 (ja) |
NO (1) | NO20063096L (ja) |
WO (1) | WO2005054633A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012145112A (ja) * | 2011-01-13 | 2012-08-02 | Alstom Technology Ltd | 軸流ターボ機械用のエーロフォイル羽根 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005060699A1 (de) | 2005-12-19 | 2007-06-21 | Rolls-Royce Deutschland Ltd & Co Kg | Strömungsarbeitsmaschine mit Verstellstator |
DE102007020476A1 (de) * | 2007-04-27 | 2008-11-06 | Rolls-Royce Deutschland Ltd & Co Kg | Vorderkantenverlauf für Turbomaschinenkomponenten |
CN101915130B (zh) * | 2010-06-25 | 2013-04-03 | 北京理工大学 | 可变几何涡轮增压器喷嘴环三维叶片及其设计方法 |
US9879540B2 (en) | 2013-03-12 | 2018-01-30 | Pratt & Whitney Canada Corp. | Compressor stator with contoured endwall |
CN103711528B (zh) * | 2013-10-22 | 2015-04-08 | 萍乡市慧成精密机电有限公司 | 混流涡轮增压器可变喷嘴环 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002130189A (ja) * | 2000-09-18 | 2002-05-09 | Snecma Moteurs | 一定間隙を有するコンプレッサステータ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2055780A1 (ja) * | 1969-08-14 | 1971-04-30 | Bennes Marrel | |
SE410331B (sv) * | 1976-09-24 | 1979-10-08 | Kronogard Sven Olof | Statorkonstruktion avsedd att placeras nedstroms en separat arbetsturbinrotor |
US4995786A (en) * | 1989-09-28 | 1991-02-26 | United Technologies Corporation | Dual variable camber compressor stator vane |
US5088892A (en) * | 1990-02-07 | 1992-02-18 | United Technologies Corporation | Bowed airfoil for the compression section of a rotary machine |
DE19950227A1 (de) * | 1999-10-19 | 2000-11-16 | Voith Hydro Gmbh & Co Kg | Hydraulische Strömungsmaschine |
-
2003
- 2003-12-05 IT IT002388A patent/ITMI20032388A1/it unknown
-
2004
- 2004-11-30 JP JP2006541885A patent/JP2007513283A/ja active Pending
- 2004-11-30 US US10/596,191 patent/US7354242B2/en active Active
- 2004-11-30 CN CNB2004800359964A patent/CN100557201C/zh active Active
- 2004-11-30 WO PCT/EP2004/013657 patent/WO2005054633A1/en active Application Filing
- 2004-11-30 EP EP04803418.5A patent/EP1721065B1/en active Active
- 2004-11-30 CA CA2548535A patent/CA2548535C/en not_active Expired - Fee Related
- 2004-11-30 KR KR1020067011735A patent/KR20060123331A/ko not_active Application Discontinuation
-
2006
- 2006-07-04 NO NO20063096A patent/NO20063096L/no not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002130189A (ja) * | 2000-09-18 | 2002-05-09 | Snecma Moteurs | 一定間隙を有するコンプレッサステータ |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012145112A (ja) * | 2011-01-13 | 2012-08-02 | Alstom Technology Ltd | 軸流ターボ機械用のエーロフォイル羽根 |
US8894364B2 (en) | 2011-01-13 | 2014-11-25 | Alstom Technology Ltd. | Aerofoil blade for an axial flow turbomachine |
Also Published As
Publication number | Publication date |
---|---|
US20070086886A1 (en) | 2007-04-19 |
WO2005054633A1 (en) | 2005-06-16 |
US7354242B2 (en) | 2008-04-08 |
CN100557201C (zh) | 2009-11-04 |
CA2548535A1 (en) | 2005-06-16 |
CN1890455A (zh) | 2007-01-03 |
KR20060123331A (ko) | 2006-12-01 |
NO20063096L (no) | 2006-09-04 |
EP1721065B1 (en) | 2016-04-13 |
EP1721065A1 (en) | 2006-11-15 |
ITMI20032388A1 (it) | 2005-06-06 |
CA2548535C (en) | 2012-10-09 |
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