EP1126136A3 - Turbinenschaufel mit luftgekühltem Deckbandelement - Google Patents
Turbinenschaufel mit luftgekühltem Deckbandelement Download PDFInfo
- Publication number
- EP1126136A3 EP1126136A3 EP00810966A EP00810966A EP1126136A3 EP 1126136 A3 EP1126136 A3 EP 1126136A3 EP 00810966 A EP00810966 A EP 00810966A EP 00810966 A EP00810966 A EP 00810966A EP 1126136 A3 EP1126136 A3 EP 1126136A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- turbine blade
- air cooled
- blade
- shroud element
- tip shroud
- 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
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
- F01D5/18—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
- F01D5/22—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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
-
- 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
- F05D2250/14—Two-dimensional elliptical
- F05D2250/141—Two-dimensional elliptical circular
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1996377 | 1999-12-28 | ||
DE19963377A DE19963377A1 (de) | 1999-12-28 | 1999-12-28 | Turbinenschaufel mit aktiv gekühltem Deckbandelement |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1126136A2 EP1126136A2 (de) | 2001-08-22 |
EP1126136A3 true EP1126136A3 (de) | 2004-05-19 |
EP1126136B1 EP1126136B1 (de) | 2006-06-14 |
Family
ID=7934748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00810966A Expired - Lifetime EP1126136B1 (de) | 1999-12-28 | 2000-10-19 | Turbinenschaufel mit luftgekühltem Deckbandelement |
Country Status (4)
Country | Link |
---|---|
US (1) | US6464460B2 (de) |
EP (1) | EP1126136B1 (de) |
CN (1) | CN1278018C (de) |
DE (2) | DE19963377A1 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6869270B2 (en) * | 2002-06-06 | 2005-03-22 | General Electric Company | Turbine blade cover cooling apparatus and method of fabrication |
ATE348942T1 (de) | 2003-07-23 | 2007-01-15 | Alstom Technology Ltd | Verfahren zur aufbereitung und verfahren zur herstellung einer turbinenschaufel |
EP1515000B1 (de) * | 2003-09-09 | 2016-03-09 | Alstom Technology Ltd | Beschaufelung einer Turbomaschine mit konturierten Deckbändern |
US20060280610A1 (en) * | 2005-06-13 | 2006-12-14 | Heyward John P | Turbine blade and method of fabricating same |
GB2430170B (en) * | 2005-09-15 | 2008-05-07 | Rolls Royce Plc | Method of forming a cast component |
US20070201980A1 (en) * | 2005-10-11 | 2007-08-30 | Honeywell International, Inc. | Method to augment heat transfer using chamfered cylindrical depressions in cast internal cooling passages |
US7686581B2 (en) * | 2006-06-07 | 2010-03-30 | General Electric Company | Serpentine cooling circuit and method for cooling tip shroud |
US7762774B2 (en) * | 2006-12-15 | 2010-07-27 | Siemens Energy, Inc. | Cooling arrangement for a tapered turbine blade |
US7568882B2 (en) * | 2007-01-12 | 2009-08-04 | General Electric Company | Impingement cooled bucket shroud, turbine rotor incorporating the same, and cooling method |
US7946817B2 (en) * | 2008-01-10 | 2011-05-24 | General Electric Company | Turbine blade tip shroud |
US8057177B2 (en) * | 2008-01-10 | 2011-11-15 | General Electric Company | Turbine blade tip shroud |
US20090180894A1 (en) * | 2008-01-10 | 2009-07-16 | General Electric Company | Turbine blade tip shroud |
US7946816B2 (en) * | 2008-01-10 | 2011-05-24 | General Electric Company | Turbine blade tip shroud |
US8322986B2 (en) * | 2008-07-29 | 2012-12-04 | General Electric Company | Rotor blade and method of fabricating the same |
GB0901129D0 (en) * | 2009-01-26 | 2009-03-11 | Rolls Royce Plc | Rotor blade |
CH700686A1 (de) * | 2009-03-30 | 2010-09-30 | Alstom Technology Ltd | Schaufel für eine gasturbine. |
CN102069365B (zh) * | 2009-11-25 | 2014-12-10 | 中国江南航天工业集团林泉电机厂 | 一种散热器的制造方法及散热器 |
US8444372B2 (en) | 2011-02-07 | 2013-05-21 | General Electric Company | Passive cooling system for a turbomachine |
EP2713009B1 (de) * | 2012-09-26 | 2015-03-11 | Alstom Technology Ltd | Kühlverfahren und -system zur Kühlung von Schaufeln mindestens einer Schaufelreihe in einer drehenden Strömungsmaschine |
JP6576466B2 (ja) * | 2015-04-15 | 2019-09-18 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツングRobert Bosch Gmbh | 自由先端部型軸流ファンアセンブリ |
US10947898B2 (en) | 2017-02-14 | 2021-03-16 | General Electric Company | Undulating tip shroud for use on a turbine blade |
JP6636668B1 (ja) * | 2019-03-29 | 2020-01-29 | 三菱重工業株式会社 | 高温部品、高温部品の製造方法及び流量調節方法 |
US11255198B1 (en) * | 2021-06-10 | 2022-02-22 | General Electric Company | Tip shroud with exit surface for cooling passages |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3433015A (en) * | 1965-06-23 | 1969-03-18 | Nasa | Gas turbine combustion apparatus |
JPS5847104A (ja) * | 1981-09-11 | 1983-03-18 | Agency Of Ind Science & Technol | ガスタ−ビンのタ−ビン動翼 |
JPH03194101A (ja) * | 1989-12-21 | 1991-08-23 | Toshiba Corp | ガスタービン冷却動翼 |
US5306401A (en) * | 1993-03-15 | 1994-04-26 | Fierkens Richard H J | Method for drilling cooling holes in turbine blades |
JPH0828303A (ja) * | 1994-07-11 | 1996-01-30 | Mitsubishi Heavy Ind Ltd | ガスタービンの動翼 |
DE19601819A1 (de) * | 1995-02-23 | 1996-08-29 | Bmw Rolls Royce Gmbh | Turbinenschaufel-Anordnung mit einem gekühlten Deckband |
EP0927814A1 (de) * | 1997-06-23 | 1999-07-07 | Mitsubishi Heavy Industries, Ltd. | Deckband für gekühlte gasturbinenschaufeln |
EP0935052A2 (de) * | 1998-02-04 | 1999-08-11 | Mitsubishi Heavy Industries, Ltd. | Gasturbinenlaufschaufel |
EP1013884A2 (de) * | 1998-12-24 | 2000-06-28 | ABB Alstom Power (Schweiz) AG | Turbinenschaufel mit aktiv gekültem Deckbandelememt |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3527544A (en) * | 1968-12-12 | 1970-09-08 | Gen Motors Corp | Cooled blade shroud |
GB1605335A (en) * | 1975-08-23 | 1991-12-18 | Rolls Royce | A rotor blade for a gas turbine engine |
US5197852A (en) * | 1990-05-31 | 1993-03-30 | General Electric Company | Nozzle band overhang cooling |
GB9224241D0 (en) * | 1992-11-19 | 1993-01-06 | Bmw Rolls Royce Gmbh | A turbine blade arrangement |
GB2290833B (en) | 1994-07-02 | 1998-08-05 | Rolls Royce Plc | Turbine blade |
US5482435A (en) | 1994-10-26 | 1996-01-09 | Westinghouse Electric Corporation | Gas turbine blade having a cooled shroud |
US5785496A (en) | 1997-02-24 | 1998-07-28 | Mitsubishi Heavy Industries, Ltd. | Gas turbine rotor |
US6254345B1 (en) * | 1999-09-07 | 2001-07-03 | General Electric Company | Internally cooled blade tip shroud |
-
1999
- 1999-12-28 DE DE19963377A patent/DE19963377A1/de not_active Ceased
-
2000
- 2000-10-19 DE DE50012982T patent/DE50012982D1/de not_active Expired - Lifetime
- 2000-10-19 EP EP00810966A patent/EP1126136B1/de not_active Expired - Lifetime
- 2000-11-30 US US09/725,722 patent/US6464460B2/en not_active Expired - Lifetime
- 2000-12-28 CN CN00137072.3A patent/CN1278018C/zh not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3433015A (en) * | 1965-06-23 | 1969-03-18 | Nasa | Gas turbine combustion apparatus |
JPS5847104A (ja) * | 1981-09-11 | 1983-03-18 | Agency Of Ind Science & Technol | ガスタ−ビンのタ−ビン動翼 |
JPH03194101A (ja) * | 1989-12-21 | 1991-08-23 | Toshiba Corp | ガスタービン冷却動翼 |
US5306401A (en) * | 1993-03-15 | 1994-04-26 | Fierkens Richard H J | Method for drilling cooling holes in turbine blades |
JPH0828303A (ja) * | 1994-07-11 | 1996-01-30 | Mitsubishi Heavy Ind Ltd | ガスタービンの動翼 |
DE19601819A1 (de) * | 1995-02-23 | 1996-08-29 | Bmw Rolls Royce Gmbh | Turbinenschaufel-Anordnung mit einem gekühlten Deckband |
EP0927814A1 (de) * | 1997-06-23 | 1999-07-07 | Mitsubishi Heavy Industries, Ltd. | Deckband für gekühlte gasturbinenschaufeln |
EP0935052A2 (de) * | 1998-02-04 | 1999-08-11 | Mitsubishi Heavy Industries, Ltd. | Gasturbinenlaufschaufel |
EP1013884A2 (de) * | 1998-12-24 | 2000-06-28 | ABB Alstom Power (Schweiz) AG | Turbinenschaufel mit aktiv gekültem Deckbandelememt |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 007, no. 128 (M - 220) 3 June 1983 (1983-06-03) * |
PATENT ABSTRACTS OF JAPAN vol. 015, no. 457 (M - 1181) 20 November 1991 (1991-11-20) * |
PATENT ABSTRACTS OF JAPAN vol. 1996, no. 05 31 May 1996 (1996-05-31) * |
Also Published As
Publication number | Publication date |
---|---|
US20010006600A1 (en) | 2001-07-05 |
DE50012982D1 (de) | 2006-07-27 |
EP1126136A2 (de) | 2001-08-22 |
EP1126136B1 (de) | 2006-06-14 |
CN1301911A (zh) | 2001-07-04 |
DE19963377A1 (de) | 2001-07-12 |
CN1278018C (zh) | 2006-10-04 |
US6464460B2 (en) | 2002-10-15 |
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