KR20070026111A - 에어포일 및 압축기 및 고정자 조립체 - Google Patents
에어포일 및 압축기 및 고정자 조립체 Download PDFInfo
- Publication number
- KR20070026111A KR20070026111A KR1020060082412A KR20060082412A KR20070026111A KR 20070026111 A KR20070026111 A KR 20070026111A KR 1020060082412 A KR1020060082412 A KR 1020060082412A KR 20060082412 A KR20060082412 A KR 20060082412A KR 20070026111 A KR20070026111 A KR 20070026111A
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- Prior art keywords
- airfoil
- compressor
- profile
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- Prior art date
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- 230000000712 assembly Effects 0.000 title description 2
- 238000000429 assembly Methods 0.000 title description 2
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims 7
- 238000005266 casting Methods 0.000 claims 1
- 238000005457 optimization Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 13
- 230000003993 interaction Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012804 iterative process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
Images
Classifications
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- 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
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- 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
- 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
-
- 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
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- 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
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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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. 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
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/74—Shape given by a set or table of xyz-coordinates
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- 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
- Y10S416/02—Formulas of curves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (10)
- 고정자 베인(40)용 에어포일(60)로서,4개의 소수 자리까지만 진행된 표 1에 나타낸 X, Y, Z의 데카르트 좌표값을 실질적으로 따르는 미코팅 프로파일을 가지며,Z는 에어포일이 장착되는 플랫폼(62)으로부터의 거리이고, X 및 Y는 플랫폼으로부터의 각각의 거리 Z에서의 프로파일을 규정하는 좌표인 것을 특징으로 하는에어포일.
- 제 1 항에 있어서,상기 에어포일은 압축기(12)의 제 9 스테이지를 포함하는 것을 특징으로 하는에어포일.
- 제 1 항에 있어서,상기 에어포일 프로파일은 임의의 에어포일 표면 위치에 대해 수직인 방향으로 ±0.160in(4.06mm) 내의 포락선(envelope)에 놓이는 것을 특징으로 하는에어포일.
- 제 1 항에 있어서,상기 에어포일 프로파일은 상기 에어포일의 공기역학적 효율의 최적화를 촉진하는 것을 특징으로 하는에어포일.
- 제 1 항에 있어서,상기 플랫폼으로부터 일체로 연장하는 베이스(62)와 조합하며,상기 에어포일은 주조 프로세스를 통해서 형성되는 것을 특징으로 하는에어포일.
- 적어도 한 줄의 고정자 베인(60)을 포함하는 압축기(12)로서,상기 고정자 베인의 각각은 베이스(62) 및 그로부터 연장하는 에어포일(60)을 포함하고, 상기 에어포일들 중 적어도 하나는 에어포일 형상을 가지며, 상기 에어포일 형상은 3개의 소수 자리까지만 진행된 표 1에 나타낸 X, Y, Z의 데카르트 좌표값을 실질적으로 따르는 공칭 프로파일을 가지며, Z는 상기 에어포일이 그로부터 연장되는 상기 베이스의 상면으로부터의 거리이고, X 및 Y는 상기 베이스로부터의 각각의 거리 Z에서의 프로파일을 규정하는 좌표인 것을 특징으로 하는압축기.
- 제 6 항에 있어서,각각의 상기 에어포일 형상은, 완전한 에어포일 형상을 형성하도록 서로 매 끄럽게 결합되는 Z 거리에서의 프로파일 섹션에 의해 규정되는 것을 특징으로 하는압축기.
- 제 6 항에 있어서,상기 적어도 하나의 에어포일(60)은 상기 적어도 하나의 에어포일 상에서 연장되는 코팅을 추가로 포함하고, 상기 코팅은 약 0.100in(2.54mm) 이하의 두께를 갖는 것을 특징으로 하는압축기.
- 제 6 항에 있어서,상기 적어도 한 줄의 고정자 베인(40)은 상기 압축기의 제 9 스테이지를 포함하는 것을 특징으로 하는압축기.
- 베이스(62) 및 상기 베이스로부터 연장되는 에어포일(60)을 포함하는 적어도 하나의 고정자 베인(40)을 포함하는 고정자 조립체로서,상기 에어포일은 3개의 소수 자리까지만 진행된 표 1에 나타낸 X, Y, Z의 데카르트 좌표값을 실질적으로 따르는 미코팅 프로파일을 가지며, Z는 상기 에어포일이 그로부터 연장되는 베이스의 상면으로부터의 거리이고, X 및 Y는 상기 베이스로부터의 각각의 거리 Z에서의 프로파일을 규정하는 좌표이며, 상기 프로파일은 소정 의 정수 n에 의해 스케일링될 수 있고 소정의 제조 공차로 제조가능한 것을 특징으로 하는고정자 조립체.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/214,499 US7384243B2 (en) | 2005-08-30 | 2005-08-30 | Stator vane profile optimization |
US11/214,499 | 2005-08-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070026111A true KR20070026111A (ko) | 2007-03-08 |
KR101338585B1 KR101338585B1 (ko) | 2013-12-06 |
Family
ID=37489861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060082412A KR101338585B1 (ko) | 2005-08-30 | 2006-08-29 | 에어포일 및 압축기 및 고정자 조립체 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7384243B2 (ko) |
EP (1) | EP1760263A3 (ko) |
JP (1) | JP2007064221A (ko) |
KR (1) | KR101338585B1 (ko) |
CN (1) | CN1924299B (ko) |
Families Citing this family (55)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7329093B2 (en) * | 2006-01-27 | 2008-02-12 | General Electric Company | Nozzle blade airfoil profile for a turbine |
US7329092B2 (en) * | 2006-01-27 | 2008-02-12 | General Electric Company | Stator blade airfoil profile for a compressor |
US7306436B2 (en) * | 2006-03-02 | 2007-12-11 | Pratt & Whitney Canada Corp. | HP turbine blade airfoil profile |
US7467926B2 (en) * | 2006-06-09 | 2008-12-23 | General Electric Company | Stator blade airfoil profile for a compressor |
US7581930B2 (en) * | 2006-08-16 | 2009-09-01 | United Technologies Corporation | High lift transonic turbine blade |
US7611326B2 (en) * | 2006-09-06 | 2009-11-03 | Pratt & Whitney Canada Corp. | HP turbine vane airfoil profile |
US7513748B2 (en) * | 2006-10-25 | 2009-04-07 | General Electric Company | Airfoil shape for a compressor |
US7510378B2 (en) * | 2006-10-25 | 2009-03-31 | General Electric Company | Airfoil shape for a compressor |
US7572104B2 (en) * | 2006-10-25 | 2009-08-11 | General Electric Company | Airfoil shape for a compressor |
US7520729B2 (en) * | 2006-10-25 | 2009-04-21 | General Electric Company | Airfoil shape for a compressor |
US7517188B2 (en) * | 2006-10-25 | 2009-04-14 | General Electric Company | Airfoil shape for a compressor |
US7534092B2 (en) * | 2006-10-25 | 2009-05-19 | General Electric Company | Airfoil shape for a compressor |
US7513749B2 (en) * | 2006-10-25 | 2009-04-07 | General Electric Company | Airfoil shape for a compressor |
US7517196B2 (en) * | 2006-10-25 | 2009-04-14 | General Electric Company | Airfoil shape for a compressor |
US7572105B2 (en) * | 2006-10-25 | 2009-08-11 | General Electric Company | Airfoil shape for a compressor |
US7530793B2 (en) * | 2006-10-25 | 2009-05-12 | General Electric Company | Airfoil shape for a compressor |
US7517190B2 (en) * | 2006-10-25 | 2009-04-14 | General Electric Company | Airfoil shape for a compressor |
US7566202B2 (en) * | 2006-10-25 | 2009-07-28 | General Electric Company | Airfoil shape for a compressor |
US7517197B2 (en) * | 2006-10-25 | 2009-04-14 | General Electric Company | Airfoil shape for a compressor |
US7524170B2 (en) * | 2006-11-02 | 2009-04-28 | General Electric Company | Airfoil shape for a compressor |
US7537434B2 (en) * | 2006-11-02 | 2009-05-26 | General Electric Company | Airfoil shape for a compressor |
US7497665B2 (en) * | 2006-11-02 | 2009-03-03 | General Electric Company | Airfoil shape for a compressor |
US7568892B2 (en) * | 2006-11-02 | 2009-08-04 | General Electric Company | Airfoil shape for a compressor |
US7559747B2 (en) * | 2006-11-22 | 2009-07-14 | Pratt & Whitney Canada Corp. | Turbine exhaust strut airfoil profile |
US7559746B2 (en) * | 2006-11-22 | 2009-07-14 | Pratt & Whitney Canada Corp. | LP turbine blade airfoil profile |
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US8113786B2 (en) * | 2008-09-12 | 2012-02-14 | General Electric Company | Stator vane profile optimization |
EP2379276A4 (en) * | 2008-12-19 | 2012-06-27 | Volvo Aero Corp | MEMORY FOR A STATOR COMPONENT, STATOR COMPONENT, AND METHOD FOR PRODUCING A STATOR COMPONENT |
US7988424B2 (en) * | 2009-03-25 | 2011-08-02 | General Electric Company | Bucket for the last stage of a steam turbine |
US8356975B2 (en) * | 2010-03-23 | 2013-01-22 | United Technologies Corporation | Gas turbine engine with non-axisymmetric surface contoured vane platform |
US9976433B2 (en) | 2010-04-02 | 2018-05-22 | United Technologies Corporation | Gas turbine engine with non-axisymmetric surface contoured rotor blade platform |
US8105044B2 (en) * | 2010-04-23 | 2012-01-31 | Pratt & Whitney Canada Corp. | Compressor turbine blade airfoil profile |
US8734113B2 (en) | 2010-07-26 | 2014-05-27 | Snecma | Optimized aerodynamic profile for a turbine vane, in particular for a nozzle of the fourth stage of a turbine |
US8529210B2 (en) | 2010-12-21 | 2013-09-10 | Hamilton Sundstrand Corporation | Air cycle machine compressor rotor |
US8714930B2 (en) | 2011-09-12 | 2014-05-06 | General Electric Company | Airfoil shape for turbine bucket and turbine incorporating same |
US8845296B2 (en) | 2011-09-19 | 2014-09-30 | General Electric Company | Airfoil shape for turbine bucket and turbine incorporating same |
US8979499B2 (en) | 2012-08-17 | 2015-03-17 | United Technologies Corporation | Gas turbine engine airfoil profile |
WO2015057544A1 (en) | 2013-10-16 | 2015-04-23 | United Technologies Corporation | Auxiliary power unit impeller blade |
US10012086B2 (en) | 2013-11-04 | 2018-07-03 | United Technologies Corporation | Gas turbine engine airfoil profile |
US9523284B2 (en) * | 2013-11-22 | 2016-12-20 | General Electric Technology Gmbh | Adjusted stationary airfoil |
GB201406822D0 (en) * | 2014-04-16 | 2014-05-28 | Rolls Royce Plc | Method of designing guide vane formations |
US9732761B2 (en) | 2015-09-04 | 2017-08-15 | General Electric Company | Airfoil shape for a compressor |
US10041370B2 (en) | 2015-09-04 | 2018-08-07 | General Electric Company | Airfoil shape for a compressor |
US9746000B2 (en) | 2015-09-04 | 2017-08-29 | General Electric Company | Airfoil shape for a compressor |
US9938985B2 (en) | 2015-09-04 | 2018-04-10 | General Electric Company | Airfoil shape for a compressor |
US9759076B2 (en) | 2015-09-04 | 2017-09-12 | General Electric Company | Airfoil shape for a compressor |
US9957964B2 (en) | 2015-09-04 | 2018-05-01 | General Electric Company | Airfoil shape for a compressor |
US9745994B2 (en) | 2015-09-04 | 2017-08-29 | General Electric Company | Airfoil shape for a compressor |
US9777744B2 (en) | 2015-09-04 | 2017-10-03 | General Electric Company | Airfoil shape for a compressor |
US9951790B2 (en) | 2015-09-04 | 2018-04-24 | General Electric Company | Airfoil shape for a compressor |
US9759227B2 (en) | 2015-09-04 | 2017-09-12 | General Electric Company | Airfoil shape for a compressor |
US9771948B2 (en) | 2015-09-04 | 2017-09-26 | General Electric Company | Airfoil shape for a compressor |
CN105626163B (zh) * | 2015-12-28 | 2017-09-26 | 无锡透平叶片有限公司 | 一种隔板静叶锻造转角的确定方法 |
US10443392B2 (en) * | 2016-07-13 | 2019-10-15 | Safran Aircraft Engines | Optimized aerodynamic profile for a turbine vane, in particular for a nozzle of the second stage of a turbine |
US10443393B2 (en) * | 2016-07-13 | 2019-10-15 | Safran Aircraft Engines | Optimized aerodynamic profile for a turbine vane, in particular for a nozzle of the seventh stage of a turbine |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5088892A (en) * | 1990-02-07 | 1992-02-18 | United Technologies Corporation | Bowed airfoil for the compression section of a rotary machine |
US5117626A (en) * | 1990-09-04 | 1992-06-02 | Westinghouse Electric Corp. | Apparatus for cooling rotating blades in a gas turbine |
US5445498A (en) * | 1994-06-10 | 1995-08-29 | General Electric Company | Bucket for next-to-the-last stage of a turbine |
US5472316A (en) * | 1994-09-19 | 1995-12-05 | General Electric Company | Enhanced cooling apparatus for gas turbine engine airfoils |
US5980209A (en) * | 1997-06-27 | 1999-11-09 | General Electric Co. | Turbine blade with enhanced cooling and profile optimization |
US6461110B1 (en) * | 2001-07-11 | 2002-10-08 | General Electric Company | First-stage high pressure turbine bucket airfoil |
US6503059B1 (en) * | 2001-07-06 | 2003-01-07 | General Electric Company | Fourth-stage turbine bucket airfoil |
US6715990B1 (en) * | 2002-09-19 | 2004-04-06 | General Electric Company | First stage turbine bucket airfoil |
US6779977B2 (en) * | 2002-12-17 | 2004-08-24 | General Electric Company | Airfoil shape for a turbine bucket |
US6887041B2 (en) * | 2003-03-03 | 2005-05-03 | General Electric Company | Airfoil shape for a turbine nozzle |
US6739838B1 (en) * | 2003-03-17 | 2004-05-25 | General Electric Company | Airfoil shape for a turbine bucket |
US6854961B2 (en) * | 2003-05-29 | 2005-02-15 | General Electric Company | Airfoil shape for a turbine bucket |
US6857855B1 (en) * | 2003-08-04 | 2005-02-22 | General Electric Company | Airfoil shape for a turbine bucket |
US6881038B1 (en) * | 2003-10-09 | 2005-04-19 | General Electric Company | Airfoil shape for a turbine bucket |
US6932577B2 (en) * | 2003-11-21 | 2005-08-23 | Power Systems Mfg., Llc | Turbine blade airfoil having improved creep capability |
US6994520B2 (en) * | 2004-05-26 | 2006-02-07 | General Electric Company | Internal core profile for a turbine nozzle airfoil |
US7094034B2 (en) * | 2004-07-30 | 2006-08-22 | United Technologies Corporation | Airfoil profile with optimized aerodynamic shape |
US7186090B2 (en) * | 2004-08-05 | 2007-03-06 | General Electric Company | Air foil shape for a compressor blade |
-
2005
- 2005-08-30 US US11/214,499 patent/US7384243B2/en active Active
-
2006
- 2006-08-17 EP EP06254333A patent/EP1760263A3/en not_active Withdrawn
- 2006-08-29 JP JP2006231841A patent/JP2007064221A/ja not_active Withdrawn
- 2006-08-29 KR KR1020060082412A patent/KR101338585B1/ko active IP Right Grant
- 2006-08-30 CN CN200610126621XA patent/CN1924299B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
KR101338585B1 (ko) | 2013-12-06 |
CN1924299A (zh) | 2007-03-07 |
US7384243B2 (en) | 2008-06-10 |
JP2007064221A (ja) | 2007-03-15 |
CN1924299B (zh) | 2013-12-25 |
EP1760263A3 (en) | 2010-03-10 |
EP1760263A2 (en) | 2007-03-07 |
US20070048143A1 (en) | 2007-03-01 |
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