DE4441507C3 - Gekühlte Turbinenschaufel - Google Patents
Gekühlte TurbinenschaufelInfo
- Publication number
- DE4441507C3 DE4441507C3 DE4441507A DE4441507A DE4441507C3 DE 4441507 C3 DE4441507 C3 DE 4441507C3 DE 4441507 A DE4441507 A DE 4441507A DE 4441507 A DE4441507 A DE 4441507A DE 4441507 C3 DE4441507 C3 DE 4441507C3
- Authority
- DE
- Germany
- Prior art keywords
- cooling air
- impact
- insert core
- cooling
- core component
- 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
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
- F01D5/186—Film 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
- F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/002—Wall structures
-
- 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
-
- 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
- F05D2260/202—Heat transfer, e.g. cooling by film cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
- F23R2900/03044—Impingement cooled combustion chamber walls or subassemblies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
Claims (4)
einen Schaufelkörper (5) mit einem inneren, hohlen Bereich umfaßt; und
ein Einsatzkernbauteil (7), das in den inneren hohlen Bereich des Schaufelkörpers unter Bil dung eines Zwischenraums (11) eingepaßt ist, welches Einsatzkernbauteil mit Aufprallöchern (9) versehen ist, durch die Kühlluft von der Innenseite des Einsatzkernbauteils in den Zwi schenraum strömt, wobei die Aufprallöcher an den Enden von Vorsprüngen (20) ausgebildet sind, die an dem Einsatzkernbauteil (7) zu den Innenseite des Schaufelkörpers (5) hin vor springend ausgebildet sind,
dadurch gekennzeichnet, daß
die mit den Aufprallöchern (9) ausgebildeten Vorsprünge (20) über die den Innenflächen des Schaufelkörpers (5) gegenüberliegenden Außenflächen des Einsatzkernbauteils (7) verteilt sind, so daß die aus den Aufprallöchern austretende Kühlluft auf die Innenflächen der Schau felkörper (5) aufprallt und zwischen den Vorsprüngen ein erweiterter Strömungsweg für die Kühlluft vorhanden ist,
und daß der Zwischenraum zwischen dem Einsatzkernbauteil (7) und der Innenfläche des Schaufelkörpers (5) derart ausgebildet ist, daß er sich in strömungsabwärtiger Richtung der Kühlluftströmung erweitert.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4447515A DE4447515C2 (de) | 1993-11-22 | 1994-11-22 | Gekühlte Turbinenschaufel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP05292116A JP3110227B2 (ja) | 1993-11-22 | 1993-11-22 | タービン冷却翼 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE4441507A1 DE4441507A1 (de) | 1995-05-24 |
DE4441507C2 DE4441507C2 (de) | 1996-09-12 |
DE4441507C3 true DE4441507C3 (de) | 2001-03-01 |
Family
ID=17777757
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4441507A Expired - Fee Related DE4441507C3 (de) | 1993-11-22 | 1994-11-22 | Gekühlte Turbinenschaufel |
Country Status (4)
Country | Link |
---|---|
US (1) | US5533864A (de) |
JP (1) | JP3110227B2 (de) |
DE (1) | DE4441507C3 (de) |
FR (2) | FR2712919B1 (de) |
Families Citing this family (90)
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DE19612840A1 (de) * | 1996-03-30 | 1997-10-02 | Abb Research Ltd | Vorrichtung und Verfahren zur Kühlung einer einseitig von Heissgas umgebenen Wand |
JPH10245658A (ja) * | 1997-03-05 | 1998-09-14 | Mitsubishi Heavy Ind Ltd | 高Cr精密鋳造材及びタービン翼 |
GB2326706A (en) * | 1997-06-25 | 1998-12-30 | Europ Gas Turbines Ltd | Heat transfer structure |
EP0889201B1 (de) * | 1997-07-03 | 2003-01-15 | ALSTOM (Switzerland) Ltd | Prallanordnung für ein konvektives Kühl-oder Heizverfahren |
US6237344B1 (en) * | 1998-07-20 | 2001-05-29 | General Electric Company | Dimpled impingement baffle |
US6126396A (en) * | 1998-12-09 | 2000-10-03 | General Electric Company | AFT flowing serpentine airfoil cooling circuit with side wall impingement cooling chambers |
US6261054B1 (en) * | 1999-01-25 | 2001-07-17 | General Electric Company | Coolable airfoil assembly |
US6238182B1 (en) | 1999-02-19 | 2001-05-29 | Meyer Tool, Inc. | Joint for a turbine component |
JP3794868B2 (ja) * | 1999-06-15 | 2006-07-12 | 三菱重工業株式会社 | ガスタービン静翼 |
US6213714B1 (en) | 1999-06-29 | 2001-04-10 | Allison Advanced Development Company | Cooled airfoil |
EP1087102B1 (de) * | 1999-09-24 | 2010-09-29 | General Electric Company | Gasturbinenschaufel mit prallgekühlter Plattform |
EP1127635A1 (de) * | 2000-02-25 | 2001-08-29 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zum Giessen eines Werkstücks und Werkstück |
US6484505B1 (en) * | 2000-02-25 | 2002-11-26 | General Electric Company | Combustor liner cooling thimbles and related method |
DE10064271A1 (de) | 2000-12-22 | 2002-07-04 | Alstom Switzerland Ltd | Vorrichtung zur Prallkühlung eines in einer Strömungskraftmaschine hitzeexponierten Bauteils sowie Verfahren hierzu |
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KR20030076848A (ko) * | 2002-03-23 | 2003-09-29 | 조형희 | 핀-휜이 설치된 충돌제트/유출냉각기법을 이용한 가스터빈엔진의 연소실 냉각방법 |
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EP1953342A1 (de) * | 2007-02-01 | 2008-08-06 | Siemens Aktiengesellschaft | Turbinenschaufel |
JP2009162119A (ja) * | 2008-01-08 | 2009-07-23 | Ihi Corp | タービン翼の冷却構造 |
FR2927356B1 (fr) * | 2008-02-07 | 2013-03-01 | Snecma | Aubes pour roue a aubes de turbomachine avec rainure pour le refroidissement. |
US8166764B2 (en) * | 2008-07-21 | 2012-05-01 | United Technologies Corporation | Flow sleeve impingement cooling using a plenum ring |
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JP5222057B2 (ja) * | 2008-08-08 | 2013-06-26 | 三菱重工業株式会社 | ガスタービン高温部の冷却装置 |
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EP2469029A1 (de) * | 2010-12-22 | 2012-06-27 | Siemens Aktiengesellschaft | Prallkühlung von Gasturbinenschaufeln |
JP2012202335A (ja) * | 2011-03-25 | 2012-10-22 | Mitsubishi Heavy Ind Ltd | インピンジメント冷却構造、及び、それを用いたガスタービン静翼 |
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RU2476681C1 (ru) * | 2011-08-04 | 2013-02-27 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" | Охлаждаемая лопатка турбомашины петлевой схемы охлаждения |
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CN109083689B (zh) * | 2018-07-26 | 2021-01-12 | 中国科学院工程热物理研究所 | 凹部、冷却结构、冷却组件和形成凹部的方法 |
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JP2717886B2 (ja) * | 1991-02-19 | 1998-02-25 | 川崎重工業株式会社 | 伝熱促進構造 |
US5259730A (en) * | 1991-11-04 | 1993-11-09 | General Electric Company | Impingement cooled airfoil with bonding foil insert |
US5363654A (en) * | 1993-05-10 | 1994-11-15 | General Electric Company | Recuperative impingement cooling of jet engine components |
US5391052A (en) * | 1993-11-16 | 1995-02-21 | General Electric Co. | Impingement cooling and cooling medium retrieval system for turbine shrouds and methods of operation |
-
1993
- 1993-11-22 JP JP05292116A patent/JP3110227B2/ja not_active Expired - Fee Related
-
1994
- 1994-11-17 US US08/343,956 patent/US5533864A/en not_active Expired - Fee Related
- 1994-11-22 DE DE4441507A patent/DE4441507C3/de not_active Expired - Fee Related
- 1994-11-22 FR FR9413947A patent/FR2712919B1/fr not_active Expired - Fee Related
-
1998
- 1998-12-17 FR FR9815923A patent/FR2769947B1/fr not_active Expired - Fee Related
Patent Citations (6)
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DE2127454A1 (de) * | 1970-06-04 | 1971-12-16 | Westinghouse Electric Corp | Gasturbine |
US4017207A (en) * | 1974-11-11 | 1977-04-12 | Rolls-Royce (1971) Limited | Gas turbine engine |
DE2735708A1 (de) * | 1976-08-11 | 1978-02-16 | United Technologies Corp | Kuehlbare wand |
DE2836539C2 (de) * | 1978-08-03 | 1990-05-17 | Asea Brown Boveri Ag, Baden, Aargau, Ch | |
EP0541207A1 (de) * | 1991-11-04 | 1993-05-12 | General Electric Company | Prallgekühltes Schaufelblatt mit einem die Blatthälften verbundendem Einsatz |
US5352091A (en) * | 1994-01-05 | 1994-10-04 | United Technologies Corporation | Gas turbine airfoil |
Also Published As
Publication number | Publication date |
---|---|
FR2712919A1 (fr) | 1995-06-02 |
JPH07145702A (ja) | 1995-06-06 |
DE4441507A1 (de) | 1995-05-24 |
FR2769947B1 (fr) | 2000-02-11 |
FR2769947A1 (fr) | 1999-04-23 |
FR2712919B1 (fr) | 1999-05-21 |
JP3110227B2 (ja) | 2000-11-20 |
DE4441507C2 (de) | 1996-09-12 |
US5533864A (en) | 1996-07-09 |
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