EP1445423A3 - Kühlbare Turbomaschinenschaufel - Google Patents
Kühlbare Turbomaschinenschaufel Download PDFInfo
- Publication number
- EP1445423A3 EP1445423A3 EP04101493A EP04101493A EP1445423A3 EP 1445423 A3 EP1445423 A3 EP 1445423A3 EP 04101493 A EP04101493 A EP 04101493A EP 04101493 A EP04101493 A EP 04101493A EP 1445423 A3 EP1445423 A3 EP 1445423A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- turbomachine blade
- rear edge
- blade
- blow
- out openings
- 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
- 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
- F05D2260/208—Heat transfer, e.g. cooling using heat pipes
-
- 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
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/13—Refractory metals, i.e. Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, W
- F05D2300/131—Molybdenum
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/14—Noble metals, i.e. Ag, Au, platinum group metals
- F05D2300/141—Silver
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/20—Oxide or non-oxide ceramics
- F05D2300/22—Non-oxide ceramics
- F05D2300/224—Carbon, e.g. graphite
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE59913744T DE59913744D1 (de) | 1999-04-21 | 1999-04-21 | Kühlbare Turbomaschinenschaufel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99810329A EP1046784B1 (de) | 1999-04-21 | 1999-04-21 | Kühlbares Bauteil |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99810329A Division EP1046784B1 (de) | 1999-04-21 | 1999-04-21 | Kühlbares Bauteil |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1445423A2 EP1445423A2 (de) | 2004-08-11 |
EP1445423A3 true EP1445423A3 (de) | 2004-08-25 |
EP1445423B1 EP1445423B1 (de) | 2006-08-02 |
Family
ID=8242780
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99810329A Expired - Lifetime EP1046784B1 (de) | 1999-04-21 | 1999-04-21 | Kühlbares Bauteil |
EP04101493A Expired - Lifetime EP1445423B1 (de) | 1999-04-21 | 1999-04-21 | Kühlbare Turbomaschinenschaufel |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99810329A Expired - Lifetime EP1046784B1 (de) | 1999-04-21 | 1999-04-21 | Kühlbares Bauteil |
Country Status (3)
Country | Link |
---|---|
US (1) | US6305904B1 (de) |
EP (2) | EP1046784B1 (de) |
DE (1) | DE59910200D1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1847684A1 (de) * | 2006-04-21 | 2007-10-24 | Siemens Aktiengesellschaft | Turbinenschaufel |
EP2426317A1 (de) * | 2010-09-03 | 2012-03-07 | Siemens Aktiengesellschaft | Turbinenschaufel für eine Gasturbine |
EP2505789B1 (de) * | 2011-03-30 | 2016-12-28 | Safran Aero Boosters SA | Gasflussabscheider mit Enteisungsvorrichtung über Wärmebrücke |
US10533749B2 (en) * | 2015-10-27 | 2020-01-14 | Pratt & Whitney Cananda Corp. | Effusion cooling holes |
US10871075B2 (en) | 2015-10-27 | 2020-12-22 | Pratt & Whitney Canada Corp. | Cooling passages in a turbine component |
US11333022B2 (en) * | 2019-08-06 | 2022-05-17 | General Electric Company | Airfoil with thermally conductive pins |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB624939A (en) * | 1946-07-12 | 1949-06-20 | Bbc Brown Boveri & Cie | Gas turbine combustion chamber |
GB2117455A (en) * | 1982-03-26 | 1983-10-12 | Mtu Muenchen Gmbh | Axial flow turbine blade |
EP0750957A1 (de) * | 1995-06-07 | 1997-01-02 | Allison Engine Company, Inc. | Einstückig gegossene, hochtemperaturbeständige, dünnwandige Strukturen, deren Wände mit einem eingegossenen Verbindungselement höherer Wärmeleitfähigkeit verbunden sind |
DE19654115A1 (de) * | 1996-12-23 | 1998-06-25 | Asea Brown Boveri | Vorrichtung zum Kühlen einer beidseitig umströmten Wand |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3527543A (en) | 1965-08-26 | 1970-09-08 | Gen Electric | Cooling of structural members particularly for gas turbine engines |
DE4430302A1 (de) | 1994-08-26 | 1996-02-29 | Abb Management Ag | Prallgekühltes Wandteil |
-
1999
- 1999-04-21 DE DE59910200T patent/DE59910200D1/de not_active Expired - Lifetime
- 1999-04-21 EP EP99810329A patent/EP1046784B1/de not_active Expired - Lifetime
- 1999-04-21 EP EP04101493A patent/EP1445423B1/de not_active Expired - Lifetime
-
2000
- 2000-04-18 US US09/551,534 patent/US6305904B1/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB624939A (en) * | 1946-07-12 | 1949-06-20 | Bbc Brown Boveri & Cie | Gas turbine combustion chamber |
GB2117455A (en) * | 1982-03-26 | 1983-10-12 | Mtu Muenchen Gmbh | Axial flow turbine blade |
EP0750957A1 (de) * | 1995-06-07 | 1997-01-02 | Allison Engine Company, Inc. | Einstückig gegossene, hochtemperaturbeständige, dünnwandige Strukturen, deren Wände mit einem eingegossenen Verbindungselement höherer Wärmeleitfähigkeit verbunden sind |
DE19654115A1 (de) * | 1996-12-23 | 1998-06-25 | Asea Brown Boveri | Vorrichtung zum Kühlen einer beidseitig umströmten Wand |
Also Published As
Publication number | Publication date |
---|---|
EP1046784A1 (de) | 2000-10-25 |
EP1445423A2 (de) | 2004-08-11 |
US6305904B1 (en) | 2001-10-23 |
EP1046784B1 (de) | 2004-08-11 |
EP1445423B1 (de) | 2006-08-02 |
DE59910200D1 (de) | 2004-09-16 |
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