DE59912323D1 - Turbinenschaufel mit aktiv gekühltem Deckbandelememt - Google Patents
Turbinenschaufel mit aktiv gekühltem DeckbandelememtInfo
- Publication number
- DE59912323D1 DE59912323D1 DE59912323T DE59912323T DE59912323D1 DE 59912323 D1 DE59912323 D1 DE 59912323D1 DE 59912323 T DE59912323 T DE 59912323T DE 59912323 T DE59912323 T DE 59912323T DE 59912323 D1 DE59912323 D1 DE 59912323D1
- Authority
- DE
- Germany
- Prior art keywords
- deckbandelememt
- turbine blade
- actively cooled
- actively
- cooled
- 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 - Lifetime
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
- F01D5/22—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
- 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
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/80—Platforms for stationary or moving blades
- F05B2240/801—Platforms for stationary or moving blades 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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19860245A DE19860245A1 (de) | 1998-12-24 | 1998-12-24 | Turbinenschaufel mit aktiv gekühltem Deckbandelement |
DE19860244A DE19860244B4 (de) | 1998-12-24 | 1998-12-24 | Turbinenschaufel mit aktiv gekühltem Deckbandelement |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59912323D1 true DE59912323D1 (de) | 2005-09-01 |
Family
ID=26051058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59912323T Expired - Lifetime DE59912323D1 (de) | 1998-12-24 | 1999-12-21 | Turbinenschaufel mit aktiv gekühltem Deckbandelememt |
Country Status (4)
Country | Link |
---|---|
US (1) | US6340284B1 (de) |
EP (1) | EP1013884B1 (de) |
CN (1) | CN1260442A (de) |
DE (1) | DE59912323D1 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1041247B1 (de) | 1999-04-01 | 2012-08-01 | General Electric Company | Gasturbinenschaufel mit einem offenen Kühlkreislauf |
US6761534B1 (en) | 1999-04-05 | 2004-07-13 | General Electric Company | Cooling circuit for a gas turbine bucket and tip shroud |
US6254345B1 (en) * | 1999-09-07 | 2001-07-03 | General Electric Company | Internally cooled blade tip shroud |
DE19963377A1 (de) * | 1999-12-28 | 2001-07-12 | Abb Alstom Power Ch Ag | Turbinenschaufel mit aktiv gekühltem Deckbandelement |
US6471480B1 (en) * | 2001-04-16 | 2002-10-29 | United Technologies Corporation | Thin walled cooled hollow tip shroud |
JP2002371802A (ja) * | 2001-06-14 | 2002-12-26 | Mitsubishi Heavy Ind Ltd | ガスタービンにおけるシュラウド一体型動翼と分割環 |
US20040101410A1 (en) * | 2001-10-02 | 2004-05-27 | Oleg Naljotov | Axial flow fluid machine |
US6632069B1 (en) * | 2001-10-02 | 2003-10-14 | Oleg Naljotov | Step of pressure of the steam and gas turbine with universal belt |
US6491498B1 (en) * | 2001-10-04 | 2002-12-10 | Power Systems Mfg, Llc. | Turbine blade pocket shroud |
US7074006B1 (en) | 2002-10-08 | 2006-07-11 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Endwall treatment and method for gas turbine |
CA2562712C (en) * | 2003-04-18 | 2011-05-31 | Vladlen Zitin | Steam/gas turbine pressure stage with universal shroud |
US7066714B2 (en) * | 2004-03-26 | 2006-06-27 | United Technologies Corporation | High speed rotor assembly shroud |
EP1591626A1 (de) | 2004-04-30 | 2005-11-02 | Alstom Technology Ltd | Schaufel für Gasturbine |
KR100758725B1 (ko) | 2005-10-17 | 2007-09-14 | 올레지 날조토브 | 유니버설 쉬라우드를 구비한 증기/가스 터빈 압력 단 |
US7568882B2 (en) * | 2007-01-12 | 2009-08-04 | General Electric Company | Impingement cooled bucket shroud, turbine rotor incorporating the same, and cooling method |
US20080230396A1 (en) * | 2007-03-22 | 2008-09-25 | General Electric Company | Methods and systems for forming turbulated cooling holes |
US7938951B2 (en) * | 2007-03-22 | 2011-05-10 | General Electric Company | Methods and systems for forming tapered cooling holes |
US7964087B2 (en) * | 2007-03-22 | 2011-06-21 | General Electric Company | Methods and systems for forming cooling holes having circular inlets and non-circular outlets |
US7946817B2 (en) * | 2008-01-10 | 2011-05-24 | General Electric Company | Turbine blade tip shroud |
US7946816B2 (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 |
US8317461B2 (en) * | 2008-08-27 | 2012-11-27 | United Technologies Corporation | Gas turbine engine component having dual flow passage cooling chamber formed by single core |
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. |
GB0910177D0 (en) * | 2009-06-15 | 2009-07-29 | Rolls Royce Plc | A cooled component for a gas turbine engine |
US8353669B2 (en) * | 2009-08-18 | 2013-01-15 | United Technologies Corporation | Turbine vane platform leading edge cooling holes |
DE102009049649A1 (de) * | 2009-10-15 | 2011-04-21 | Abb Turbo Systems Ag | Turbinenrad |
JP5517910B2 (ja) * | 2010-12-22 | 2014-06-11 | 三菱重工業株式会社 | タービン、及びシール構造 |
US20140064984A1 (en) * | 2012-08-31 | 2014-03-06 | General Electric Company | Cooling arrangement for platform region of turbine rotor blade |
JP5612136B2 (ja) | 2013-01-09 | 2014-10-22 | ファナック株式会社 | 複数の直線により形状が定義されるインペラの形成方法およびインペラ |
US9759070B2 (en) * | 2013-08-28 | 2017-09-12 | General Electric Company | Turbine bucket tip shroud |
EP3049633A4 (de) * | 2013-09-26 | 2016-10-26 | Diffundierte plattformkühllöcher | |
US10301967B2 (en) * | 2013-10-21 | 2019-05-28 | United Technologies Corporation | Incident tolerant turbine vane gap flow discouragement |
US10539026B2 (en) | 2017-09-21 | 2020-01-21 | United Technologies Corporation | Gas turbine engine component with cooling holes having variable roughness |
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 |
US11255198B1 (en) * | 2021-06-10 | 2022-02-22 | General Electric Company | Tip shroud with exit surface for cooling passages |
CN115324657A (zh) * | 2022-10-12 | 2022-11-11 | 中国航发四川燃气涡轮研究院 | 涡轮工作叶片叶冠冷却结构 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3527544A (en) * | 1968-12-12 | 1970-09-08 | Gen Motors Corp | Cooled blade shroud |
GB1423833A (en) | 1972-04-20 | 1976-02-04 | Rolls Royce | Rotor blades for fluid flow machines |
US3816022A (en) * | 1972-09-01 | 1974-06-11 | Gen Electric | Power augmenter bucket tip construction for open-circuit liquid cooled turbines |
GB1605335A (en) * | 1975-08-23 | 1991-12-18 | Rolls Royce | A rotor blade for a gas turbine engine |
US4177011A (en) | 1976-04-21 | 1979-12-04 | General Electric Company | Bar for sealing the gap between adjacent shroud plates in liquid-cooled gas turbine |
JPS5847104A (ja) * | 1981-09-11 | 1983-03-18 | Agency Of Ind Science & Technol | ガスタ−ビンのタ−ビン動翼 |
US5003766A (en) * | 1984-10-10 | 1991-04-02 | Paul Marius A | Gas turbine engine |
US4902198A (en) * | 1988-08-31 | 1990-02-20 | Westinghouse Electric Corp. | Apparatus for film cooling of turbine van shrouds |
GB2223276B (en) * | 1988-09-30 | 1992-09-02 | Rolls Royce Plc | Turbine aerofoil blade |
GB2228540B (en) * | 1988-12-07 | 1993-03-31 | Rolls Royce Plc | Cooling of turbine blades |
JPH03182602A (ja) * | 1989-12-08 | 1991-08-08 | Hitachi Ltd | 冷却流路を有するガスタービン翼及びその冷却流路の加工方法 |
US5122033A (en) * | 1990-11-16 | 1992-06-16 | Paul Marius A | Turbine blade unit |
JP3260437B2 (ja) * | 1992-09-03 | 2002-02-25 | 株式会社日立製作所 | ガスタービン及びガスタービンの段落装置 |
GB9224241D0 (en) | 1992-11-19 | 1993-01-06 | Bmw Rolls Royce Gmbh | A turbine blade arrangement |
US5306401A (en) * | 1993-03-15 | 1994-04-26 | Fierkens Richard H J | Method for drilling cooling holes in turbine blades |
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 |
GB2298246B (en) * | 1995-02-23 | 1998-10-28 | Bmw Rolls Royce Gmbh | A turbine-blade arrangement comprising a shroud band |
US5785496A (en) | 1997-02-24 | 1998-07-28 | Mitsubishi Heavy Industries, Ltd. | Gas turbine rotor |
JPH10266803A (ja) | 1997-03-25 | 1998-10-06 | Mitsubishi Heavy Ind Ltd | ガスタービン冷却動翼 |
JPH1113402A (ja) * | 1997-06-23 | 1999-01-19 | Mitsubishi Heavy Ind Ltd | ガスタービン冷却翼チップシュラウド |
EP0935052B1 (de) * | 1998-02-04 | 2006-05-03 | Mitsubishi Heavy Industries, Ltd. | Gasturbinenlaufschaufel |
-
1999
- 1999-12-21 EP EP99811187A patent/EP1013884B1/de not_active Expired - Lifetime
- 1999-12-21 DE DE59912323T patent/DE59912323D1/de not_active Expired - Lifetime
- 1999-12-23 US US09/471,410 patent/US6340284B1/en not_active Expired - Lifetime
- 1999-12-24 CN CN99124987A patent/CN1260442A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1013884A2 (de) | 2000-06-28 |
US6340284B1 (en) | 2002-01-22 |
EP1013884B1 (de) | 2005-07-27 |
CN1260442A (zh) | 2000-07-19 |
EP1013884A3 (de) | 2003-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |