JP4482732B2 - ガスタービンエンジンを組立てるための方法及び装置 - Google Patents
ガスタービンエンジンを組立てるための方法及び装置 Download PDFInfo
- Publication number
- JP4482732B2 JP4482732B2 JP2004190612A JP2004190612A JP4482732B2 JP 4482732 B2 JP4482732 B2 JP 4482732B2 JP 2004190612 A JP2004190612 A JP 2004190612A JP 2004190612 A JP2004190612 A JP 2004190612A JP 4482732 B2 JP4482732 B2 JP 4482732B2
- Authority
- JP
- Japan
- Prior art keywords
- guide
- guide vane
- vanes
- guide vanes
- assembly
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical 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
- F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
-
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
- F04D29/544—Blade shapes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
-
- 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
- F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
-
- 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
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
- Y10T29/49323—Assembling fluid flow directing devices, e.g., stators, diaphragms, nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
12 低圧圧縮機
13 コアダクト
14 高圧圧縮機
15 可変ブリード弁ドア
17、520 支持ストラット
130、502、532、534、536、538 出口案内羽根
140 圧縮機出口流路
500 出口案内羽根組立体
522 ストラットの前端縁
524 ストラットの後端縁
526 ストラットの弦線
528 ストラット間の周方向スペース
530、540、542、544 案内羽根間の周方向スペース
θ オフセット角度
Claims (5)
- ガスタービンエンジン(10)用の案内羽根組立体(100)であって、少なくとも第1、第2、第3及び第4の案内羽根(532、534、536、538)を備えかつ前記第2の案内羽根(534)が前記第1及び第3の案内羽根(532、536)間に位置する複数の周方向に間隔をおいた案内羽根(502)を含み、前記複数の案内羽根(502)は、前記第1及び第2の案内羽根(532、534)間に第1の周方向スペース(540)が画成されかつ前記第2及び第3の案内羽根(534、536)間に前記第1の周方向スペース(540)とは異なる第2の周方向スペース(542)が画成されるように配向されており、
前記第2の案内羽根(534)が前記第3の案内羽根(536)に対してほぼ平行であり、前記第1及び第4の案内羽根(532、538)が前記第2及び第3の案内羽根(534、536)に対して斜めに位置合わせされている、案内羽根組立体(100)。 - 前記複数の案内羽根(502)の下流に配置された複数の周方向に間隔をおいた支持ストラット(502)をさらに含み、前記第2の案内羽根(534)を通って延びるスタッキング軸線(516)が、流路(140)の方向において前記複数のストラット(520)のうちの少なくとも1つの前端縁(522)とほぼ整列するようになっている、請求項1記載の案内羽根組立体(100)。
- 前記第4の案内羽根(538)が前記第3の案内羽根(536)に隣接し、前記第3の案内羽根が前記第2及び第4の案内羽根(534、538)間に位置しかつ前記第3及び第4の案内羽根(534、538)間に画成された第3の周方向スペース(544)が前記第1の周方向スペース(540)とほぼ等しくなるようになっている、請求項2記載の案内羽根組立体(100)。
- 前記第1及び第4の案内羽根(502、504)が、前記第2及び第3の案内羽根(534、536)から少なくとも1度だけオフセットしている、請求項1記載の案内羽根組立体(100)。
- 前記第2の周方向スペース(542)が、前記第1の周方向スペース(540)よりも少なくとも30%幅広になっている、請求項1記載の案内羽根組立体(100)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/610,130 US6905303B2 (en) | 2003-06-30 | 2003-06-30 | Methods and apparatus for assembling gas turbine engines |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005023935A JP2005023935A (ja) | 2005-01-27 |
JP2005023935A5 JP2005023935A5 (ja) | 2007-08-09 |
JP4482732B2 true JP4482732B2 (ja) | 2010-06-16 |
Family
ID=33435383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004190612A Expired - Fee Related JP4482732B2 (ja) | 2003-06-30 | 2004-06-29 | ガスタービンエンジンを組立てるための方法及び装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6905303B2 (ja) |
EP (1) | EP1493900B1 (ja) |
JP (1) | JP4482732B2 (ja) |
CN (1) | CN100443735C (ja) |
DE (1) | DE602004006922T2 (ja) |
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DE102004036594A1 (de) * | 2004-07-28 | 2006-03-23 | Mtu Aero Engines Gmbh | Strömungsstruktur für eine Gasturbine |
DE102004042699A1 (de) * | 2004-09-03 | 2006-03-09 | Mtu Aero Engines Gmbh | Strömungsstruktur für eine Gasturbine |
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US8061969B2 (en) * | 2008-11-28 | 2011-11-22 | Pratt & Whitney Canada Corp. | Mid turbine frame system for gas turbine engine |
US8091371B2 (en) * | 2008-11-28 | 2012-01-10 | Pratt & Whitney Canada Corp. | Mid turbine frame for gas turbine engine |
US8347635B2 (en) * | 2008-11-28 | 2013-01-08 | Pratt & Whitey Canada Corp. | Locking apparatus for a radial locator for gas turbine engine mid turbine frame |
US8245518B2 (en) * | 2008-11-28 | 2012-08-21 | Pratt & Whitney Canada Corp. | Mid turbine frame system for gas turbine engine |
US8347500B2 (en) * | 2008-11-28 | 2013-01-08 | Pratt & Whitney Canada Corp. | Method of assembly and disassembly of a gas turbine mid turbine frame |
US20100132371A1 (en) * | 2008-11-28 | 2010-06-03 | Pratt & Whitney Canada Corp. | Mid turbine frame system for gas turbine engine |
US20100132377A1 (en) * | 2008-11-28 | 2010-06-03 | Pratt & Whitney Canada Corp. | Fabricated itd-strut and vane ring for gas turbine engine |
US8099962B2 (en) * | 2008-11-28 | 2012-01-24 | Pratt & Whitney Canada Corp. | Mid turbine frame system and radial locator for radially centering a bearing for gas turbine engine |
US8177513B2 (en) * | 2009-02-18 | 2012-05-15 | General Electric Company | Method and apparatus for a structural outlet guide vane |
US20110110763A1 (en) * | 2009-11-06 | 2011-05-12 | Dresser-Rand Company | Exhaust Ring and Method to Reduce Turbine Acoustic Signature |
US8739515B2 (en) * | 2009-11-24 | 2014-06-03 | United Technologies Corporation | Variable area fan nozzle cowl airfoil |
DE102010002395B4 (de) * | 2010-02-26 | 2017-10-19 | Rolls-Royce Deutschland Ltd & Co Kg | Turbofantriebwerk mit im Nebenstromkanal angeordneten Leitschaufeln und Stützstreben |
FR2961565B1 (fr) * | 2010-06-18 | 2012-09-07 | Snecma | Couplage aerodynamique entre deux rangees annulaires d'aubes fixes dans une turbomachine |
EP2805022B1 (en) * | 2011-12-30 | 2018-11-07 | Rolls-Royce Corporation | Gas turbine bypass vane system, gas turbine engine and method for manufacturing a bypass vane stage |
US9546571B2 (en) | 2012-08-22 | 2017-01-17 | United Technologies Corporation | Mounting lug for connecting a vane to a turbine engine case |
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2003
- 2003-06-30 US US10/610,130 patent/US6905303B2/en not_active Expired - Lifetime
-
2004
- 2004-06-29 JP JP2004190612A patent/JP4482732B2/ja not_active Expired - Fee Related
- 2004-06-30 EP EP04253926A patent/EP1493900B1/en not_active Expired - Lifetime
- 2004-06-30 DE DE602004006922T patent/DE602004006922T2/de not_active Expired - Lifetime
- 2004-06-30 CN CNB2004100632864A patent/CN100443735C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1493900A3 (en) | 2005-02-02 |
US20040265124A1 (en) | 2004-12-30 |
EP1493900B1 (en) | 2007-06-13 |
DE602004006922D1 (de) | 2007-07-26 |
EP1493900A2 (en) | 2005-01-05 |
DE602004006922T2 (de) | 2008-02-21 |
JP2005023935A (ja) | 2005-01-27 |
CN100443735C (zh) | 2008-12-17 |
CN1576611A (zh) | 2005-02-09 |
US6905303B2 (en) | 2005-06-14 |
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