CN1643236A - 透平叶片上具有凹坑的护壳 - Google Patents
透平叶片上具有凹坑的护壳 Download PDFInfo
- Publication number
- CN1643236A CN1643236A CNA028238591A CN02823859A CN1643236A CN 1643236 A CN1643236 A CN 1643236A CN A028238591 A CNA028238591 A CN A028238591A CN 02823859 A CN02823859 A CN 02823859A CN 1643236 A CN1643236 A CN 1643236A
- Authority
- CN
- China
- Prior art keywords
- protective case
- turbine blade
- pit
- blade
- recessed
- 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
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 78
- 238000005728 strengthening Methods 0.000 claims description 16
- 238000005452 bending Methods 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 7
- 238000005553 drilling Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 244000062793 Sorghum vulgare Species 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 235000019713 millet Nutrition 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- F01D5/22—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
- 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
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow 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
- 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
- F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
- F05D2260/2322—Heat transfer, e.g. cooling characterized by the cooling medium steam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/971,241 US6491498B1 (en) | 2001-10-04 | 2001-10-04 | Turbine blade pocket shroud |
US09/971,241 | 2001-10-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1643236A true CN1643236A (zh) | 2005-07-20 |
CN100351495C CN100351495C (zh) | 2007-11-28 |
Family
ID=25518111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028238591A Expired - Fee Related CN100351495C (zh) | 2001-10-04 | 2002-07-23 | 透平叶片上具有凹坑的护壳 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6491498B1 (zh) |
EP (1) | EP1451446B1 (zh) |
KR (1) | KR100831803B1 (zh) |
CN (1) | CN100351495C (zh) |
WO (1) | WO2003029616A1 (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102482944A (zh) * | 2009-09-02 | 2012-05-30 | 西门子公司 | 构成为转子盘或者涡轮叶片的燃气轮机构件的冷却 |
CN101117896B (zh) * | 2006-07-31 | 2013-01-23 | 通用电气公司 | 转子叶片及其制造方法 |
CN101435344B (zh) * | 2007-11-12 | 2013-03-06 | 斯奈克玛 | 采用模制法制造的金属叶轮叶片和这种叶轮叶片的制造方法 |
CN103032107A (zh) * | 2011-10-04 | 2013-04-10 | 通用电气公司 | 带有成形密封轨嵌条的尖端围带组件 |
CN103221642A (zh) * | 2010-11-22 | 2013-07-24 | 斯奈克玛 | 用于涡轮机的可移动叶片 |
CN107407153A (zh) * | 2015-03-17 | 2017-11-28 | 西门子能源有限公司 | 具有泄漏流调节器的带罩涡轮机翼型件 |
CN111911240A (zh) * | 2019-05-08 | 2020-11-10 | 普拉特 - 惠特尼加拿大公司 | 护罩互锁装置 |
Families Citing this family (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7001144B2 (en) * | 2003-02-27 | 2006-02-21 | General Electric Company | Gas turbine and method for reducing bucket tip shroud creep rate |
US6851931B1 (en) * | 2003-08-13 | 2005-02-08 | General Electric Company | Turbine bucket tip shroud edge profile |
US7001152B2 (en) * | 2003-10-09 | 2006-02-21 | Pratt & Wiley Canada Corp. | Shrouded turbine blades with locally increased contact faces |
US6957948B2 (en) * | 2004-01-21 | 2005-10-25 | Power Systems Mfg., Llc | Turbine blade attachment lightening holes |
US7134838B2 (en) * | 2004-01-31 | 2006-11-14 | United Technologies Corporation | Rotor blade for a rotary machine |
US7396205B2 (en) * | 2004-01-31 | 2008-07-08 | United Technologies Corporation | Rotor blade for a rotary machine |
US7066713B2 (en) * | 2004-01-31 | 2006-06-27 | United Technologies Corporation | Rotor blade for a rotary machine |
JP2005214205A (ja) | 2004-01-31 | 2005-08-11 | United Technol Corp <Utc> | 回転機械用のロータブレード |
US7094023B2 (en) * | 2004-02-09 | 2006-08-22 | United Technologies Corporation | Shroud honeycomb cutter |
US7094032B2 (en) * | 2004-02-26 | 2006-08-22 | Richard Seleski | Turbine blade shroud cutter tip |
US7066714B2 (en) * | 2004-03-26 | 2006-06-27 | United Technologies Corporation | High speed rotor assembly shroud |
EP1591625A1 (en) * | 2004-04-30 | 2005-11-02 | ALSTOM Technology Ltd | Gas turbine blade shroud |
US7207775B2 (en) * | 2004-06-03 | 2007-04-24 | General Electric Company | Turbine bucket with optimized cooling circuit |
US20070160475A1 (en) * | 2006-01-12 | 2007-07-12 | Siemens Power Generation, Inc. | Tilted turbine vane with impingement cooling |
EP1873355A1 (en) * | 2006-06-27 | 2008-01-02 | Siemens Aktiengesellschaft | Turbine rotor blade |
US7762779B2 (en) * | 2006-08-03 | 2010-07-27 | General Electric Company | Turbine blade tip shroud |
US7927073B2 (en) * | 2007-01-04 | 2011-04-19 | Siemens Energy, Inc. | Advanced cooling method for combustion turbine airfoil fillets |
US9643286B2 (en) * | 2007-04-05 | 2017-05-09 | United Technologies Corporation | Method of repairing a turbine engine component |
US7901180B2 (en) * | 2007-05-07 | 2011-03-08 | United Technologies Corporation | Enhanced turbine airfoil cooling |
ES2457846T3 (es) * | 2008-10-23 | 2014-04-29 | Alstom Technology Ltd | Paleta para una turbina de gas |
EP2221454A1 (en) | 2009-02-24 | 2010-08-25 | Alstom Technology Ltd | Gas turbine shrouded blade |
DE102009030566A1 (de) | 2009-06-26 | 2010-12-30 | Mtu Aero Engines Gmbh | Deckbandsegment zur Anordnung an einer Schaufel |
FR2950104B1 (fr) * | 2009-09-11 | 2011-12-09 | Snecma | Roue de turbomachine |
US8277189B2 (en) * | 2009-11-12 | 2012-10-02 | General Electric Company | Turbine blade and rotor |
EP2369134A1 (en) * | 2010-03-12 | 2011-09-28 | Industria de Turbo Propulsores S.A. | Turbine blade with cavities for the reduction of weight and vibrations |
DE102010018284B4 (de) * | 2010-04-26 | 2013-05-29 | Hamuel Maschinenbau Gmbh & Co. Kg | Turbinenschaufelrohling sowie Verfahren und Vorrichtung zum Bearbeiten eines Turbinenschaufelrohlings |
EP2402559B1 (en) | 2010-07-01 | 2018-11-07 | MTU Aero Engines AG | Turbine blade with tip shroud |
US8807885B2 (en) * | 2010-10-07 | 2014-08-19 | General Electric Company | Method and apparatus for machining a shroud block |
FR2985759B1 (fr) | 2012-01-17 | 2014-03-07 | Snecma | Aube mobile de turbomachine |
US8926289B2 (en) | 2012-03-08 | 2015-01-06 | Hamilton Sundstrand Corporation | Blade pocket design |
US9091177B2 (en) * | 2012-03-14 | 2015-07-28 | United Technologies Corporation | Shark-bite tip shelf cooling configuration |
US9249667B2 (en) | 2012-03-15 | 2016-02-02 | General Electric Company | Turbomachine blade with improved stiffness to weight ratio |
EP2669477B1 (en) * | 2012-05-31 | 2017-04-05 | General Electric Technology GmbH | Shroud for airfoils |
US20140102684A1 (en) * | 2012-10-15 | 2014-04-17 | General Electric Company | Hot gas path component cooling film hole plateau |
US20140147283A1 (en) * | 2012-11-27 | 2014-05-29 | General Electric Company | Method for modifying a airfoil shroud and airfoil |
US9683446B2 (en) | 2013-03-07 | 2017-06-20 | Rolls-Royce Energy Systems, Inc. | Gas turbine engine shrouded blade |
EP2886798B1 (en) | 2013-12-20 | 2018-10-24 | Rolls-Royce Corporation | mechanically machined film cooling holes |
US9556741B2 (en) | 2014-02-13 | 2017-01-31 | Pratt & Whitney Canada Corp | Shrouded blade for a gas turbine engine |
EP3085890B1 (en) * | 2015-04-22 | 2017-12-27 | Ansaldo Energia Switzerland AG | Blade with tip shroud |
US10526900B2 (en) | 2015-06-29 | 2020-01-07 | Siemens Aktiengesellschaft | Shrouded turbine blade |
CN105773086B (zh) * | 2016-04-07 | 2019-03-01 | 中国南方航空工业(集团)有限公司 | 涡轮低压转子叶片的加工方法及涡轮低压转子叶片 |
EP3269932A1 (en) | 2016-07-13 | 2018-01-17 | MTU Aero Engines GmbH | Shrouded gas turbine blade |
US10774661B2 (en) | 2017-01-27 | 2020-09-15 | General Electric Company | Shroud for a turbine engine |
US10294801B2 (en) * | 2017-07-25 | 2019-05-21 | United Technologies Corporation | Rotor blade having anti-wear surface |
DE102018201265A1 (de) * | 2018-01-29 | 2019-08-01 | MTU Aero Engines AG | Deckbandsegment zur Anordnung an einer Schaufel einer Strömungsmaschine und Schaufel |
US10641108B2 (en) * | 2018-04-06 | 2020-05-05 | United Technologies Corporation | Turbine blade shroud for gas turbine engine with power turbine and method of manufacturing same |
DE102018215728A1 (de) | 2018-09-17 | 2020-03-19 | MTU Aero Engines AG | Gasturbinen-Laufschaufel |
US11339668B2 (en) | 2018-10-29 | 2022-05-24 | Chromalloy Gas Turbine Llc | Method and apparatus for improving cooling of a turbine shroud |
US11131200B2 (en) * | 2018-10-29 | 2021-09-28 | Chromalloy Gas Turbine Llc | Method and apparatus for improving turbine blade sealing in a gas turbine engine |
RU195437U1 (ru) * | 2019-10-07 | 2020-01-28 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Рыбинский государственный авиационный технический университет имени П.А. Соловьева" | Турбинная рабочая лопатка с несимметричной внутренней и внешней поверхностями бандажной полки |
FR3107079B1 (fr) | 2020-02-07 | 2022-01-21 | Safran Aircraft Engines | Aube de turbomachine d’aeronef |
PL3865660T3 (pl) | 2020-02-11 | 2024-06-24 | Mtu Aero Engines Gmbh | Sposób obróbki łopatki i łopatka dla turbomaszyny |
US11236620B1 (en) | 2021-02-24 | 2022-02-01 | General Electric Company | Turbine blade tip shroud surface profiles |
US11506064B2 (en) | 2021-03-09 | 2022-11-22 | General Electric Company | Turbine blade tip shroud surface profiles |
US11713685B2 (en) | 2021-03-09 | 2023-08-01 | General Electric Company | Turbine blade tip shroud with protrusion under wing |
FR3137124B1 (fr) * | 2022-06-22 | 2024-05-31 | Safran Aircraft Engines | Ensemble de turbomachine comportant des aubes portant des léchettes dont les extrémités se recouvrent mutuellement selon la direction circonférentielle |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
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GB1605335A (en) * | 1975-08-23 | 1991-12-18 | Rolls Royce | A rotor blade for a gas turbine engine |
US4326836A (en) | 1979-12-13 | 1982-04-27 | United Technologies Corporation | Shroud for a rotor blade |
JPS5847104A (ja) * | 1981-09-11 | 1983-03-18 | Agency Of Ind Science & Technol | ガスタ−ビンのタ−ビン動翼 |
US4533298A (en) | 1982-12-02 | 1985-08-06 | Westinghouse Electric Corp. | Turbine blade with integral shroud |
US4710102A (en) | 1984-11-05 | 1987-12-01 | Ortolano Ralph J | Connected turbine shrouding |
DE4015206C1 (zh) * | 1990-05-11 | 1991-10-17 | Mtu Muenchen Gmbh | |
GB2251034B (en) | 1990-12-20 | 1995-05-17 | Rolls Royce Plc | Shrouded aerofoils |
GB2290833B (en) * | 1994-07-02 | 1998-08-05 | Rolls Royce Plc | Turbine blade |
GB9419712D0 (en) * | 1994-09-30 | 1994-11-16 | Rolls Royce Plc | A turbomachine aerofoil and a method of production |
US5785496A (en) * | 1997-02-24 | 1998-07-28 | Mitsubishi Heavy Industries, Ltd. | Gas turbine rotor |
US5971710A (en) * | 1997-10-17 | 1999-10-26 | United Technologies Corporation | Turbomachinery blade or vane with a permanent machining datum |
JP4106744B2 (ja) * | 1998-06-10 | 2008-06-25 | 株式会社Ihi | タービンの動翼 |
US6164916A (en) * | 1998-11-02 | 2000-12-26 | General Electric Company | Method of applying wear-resistant materials to turbine blades, and turbine blades having wear-resistant materials |
EP1013884B1 (de) * | 1998-12-24 | 2005-07-27 | ALSTOM Technology Ltd | Turbinenschaufel mit aktiv gekühltem Deckbandelememt |
US6179567B1 (en) * | 1999-08-18 | 2001-01-30 | United Technologies Corporation | Turbomachinery blade or vane with a survivable machining datum |
US6241471B1 (en) | 1999-08-26 | 2001-06-05 | General Electric Co. | Turbine bucket tip shroud reinforcement |
-
2001
- 2001-10-04 US US09/971,241 patent/US6491498B1/en not_active Expired - Lifetime
-
2002
- 2002-07-23 CN CNB028238591A patent/CN100351495C/zh not_active Expired - Fee Related
- 2002-07-23 WO PCT/US2002/023263 patent/WO2003029616A1/en not_active Application Discontinuation
- 2002-07-23 EP EP02765863A patent/EP1451446B1/en not_active Expired - Lifetime
- 2002-07-23 KR KR1020047004956A patent/KR100831803B1/ko not_active IP Right Cessation
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101117896B (zh) * | 2006-07-31 | 2013-01-23 | 通用电气公司 | 转子叶片及其制造方法 |
CN101435344B (zh) * | 2007-11-12 | 2013-03-06 | 斯奈克玛 | 采用模制法制造的金属叶轮叶片和这种叶轮叶片的制造方法 |
CN102482944A (zh) * | 2009-09-02 | 2012-05-30 | 西门子公司 | 构成为转子盘或者涡轮叶片的燃气轮机构件的冷却 |
US8956116B2 (en) | 2009-09-02 | 2015-02-17 | Siemens Aktiengesellschaft | Cooling of a gas turbine component designed as a rotor disk or turbine blade |
CN102482944B (zh) * | 2009-09-02 | 2016-01-27 | 西门子公司 | 构成为转子盘或者涡轮叶片的燃气轮机构件的冷却 |
CN103221642A (zh) * | 2010-11-22 | 2013-07-24 | 斯奈克玛 | 用于涡轮机的可移动叶片 |
CN103221642B (zh) * | 2010-11-22 | 2015-09-09 | 斯奈克玛 | 用于涡轮机的可移动叶片 |
CN103032107A (zh) * | 2011-10-04 | 2013-04-10 | 通用电气公司 | 带有成形密封轨嵌条的尖端围带组件 |
CN103032107B (zh) * | 2011-10-04 | 2016-08-17 | 通用电气公司 | 带有成形密封轨嵌条的尖端围带组件 |
CN107407153A (zh) * | 2015-03-17 | 2017-11-28 | 西门子能源有限公司 | 具有泄漏流调节器的带罩涡轮机翼型件 |
CN107407153B (zh) * | 2015-03-17 | 2019-09-27 | 西门子能源有限公司 | 具有泄漏流调节器的带罩涡轮机翼型件 |
CN111911240A (zh) * | 2019-05-08 | 2020-11-10 | 普拉特 - 惠特尼加拿大公司 | 护罩互锁装置 |
Also Published As
Publication number | Publication date |
---|---|
CN100351495C (zh) | 2007-11-28 |
EP1451446A4 (en) | 2010-07-21 |
US6491498B1 (en) | 2002-12-10 |
WO2003029616A1 (en) | 2003-04-10 |
EP1451446A1 (en) | 2004-09-01 |
KR100831803B1 (ko) | 2008-05-28 |
KR20040041664A (ko) | 2004-05-17 |
EP1451446B1 (en) | 2013-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20071228 Address after: American Connecticut Patentee after: Power System Mfg. LLC Address before: American Florida Patentee before: Power System Mfg. LLC |
|
ASS | Succession or assignment of patent right |
Owner name: ALSTOM TECHNOLOGY LTD. Free format text: FORMER OWNER: POWER SYSTEM MFG. LLC Effective date: 20121220 |
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