EP1132575A4 - Configuration a trous de refroidissement pour pellicule d'air dans les aubes mobiles d'une turbine a gaz - Google Patents
Configuration a trous de refroidissement pour pellicule d'air dans les aubes mobiles d'une turbine a gazInfo
- Publication number
- EP1132575A4 EP1132575A4 EP99943365A EP99943365A EP1132575A4 EP 1132575 A4 EP1132575 A4 EP 1132575A4 EP 99943365 A EP99943365 A EP 99943365A EP 99943365 A EP99943365 A EP 99943365A EP 1132575 A4 EP1132575 A4 EP 1132575A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- vanes
- gas turbine
- cooling hole
- film cooling
- turbine moving
- 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.)
- Withdrawn
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
- 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
- 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
- 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
-
- 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
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1999/005047 WO2001020133A1 (fr) | 1999-09-16 | 1999-09-16 | Configuration a trous de refroidissement pour pellicule d'air dans les aubes mobiles d'une turbine a gaz |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1132575A1 EP1132575A1 (fr) | 2001-09-12 |
EP1132575A4 true EP1132575A4 (fr) | 2002-04-10 |
Family
ID=14236721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99943365A Withdrawn EP1132575A4 (fr) | 1999-09-16 | 1999-09-16 | Configuration a trous de refroidissement pour pellicule d'air dans les aubes mobiles d'une turbine a gaz |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1132575A4 (fr) |
CA (1) | CA2347888A1 (fr) |
WO (1) | WO2001020133A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1362982B1 (fr) | 2002-05-09 | 2010-08-18 | General Electric Company | Aube de turbine avec des canaux de refroidissement de serpentin triple dirigé vers l'arrière |
US7235122B2 (en) | 2004-11-08 | 2007-06-26 | E. I. Du Pont De Nemours And Company | Filtration media for filtering particulate material from gas streams |
CN104791020B (zh) * | 2015-04-23 | 2016-06-15 | 华能国际电力股份有限公司 | 一种具有纵向相交肋冷却结构的燃气透平叶片 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1350424A (en) * | 1971-07-02 | 1974-04-18 | Rolls Royce | Cooled blade for a gas turbine engine |
EP0383046A1 (fr) * | 1989-02-15 | 1990-08-22 | Westinghouse Electric Corporation | Aube de distributeur refroidi pour turbine |
US4992026A (en) * | 1986-03-31 | 1991-02-12 | Kabushiki Kaisha Toshiba | Gas turbine blade |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1564608A (en) * | 1975-12-20 | 1980-04-10 | Rolls Royce | Means for cooling a surface by the impingement of a cooling fluid |
GB2165315B (en) * | 1984-10-04 | 1987-12-31 | Rolls Royce | Improvements in or relating to hollow fluid cooled turbine blades |
JPH11257005A (ja) * | 1998-03-16 | 1999-09-21 | Mitsubishi Heavy Ind Ltd | ガスタービン動翼のフィルム冷却穴構造 |
-
1999
- 1999-09-16 EP EP99943365A patent/EP1132575A4/fr not_active Withdrawn
- 1999-09-16 CA CA002347888A patent/CA2347888A1/fr not_active Abandoned
- 1999-09-16 WO PCT/JP1999/005047 patent/WO2001020133A1/fr not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1350424A (en) * | 1971-07-02 | 1974-04-18 | Rolls Royce | Cooled blade for a gas turbine engine |
US4992026A (en) * | 1986-03-31 | 1991-02-12 | Kabushiki Kaisha Toshiba | Gas turbine blade |
EP0383046A1 (fr) * | 1989-02-15 | 1990-08-22 | Westinghouse Electric Corporation | Aube de distributeur refroidi pour turbine |
Non-Patent Citations (1)
Title |
---|
See also references of WO0120133A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP1132575A1 (fr) | 2001-09-12 |
CA2347888A1 (fr) | 2001-03-22 |
WO2001020133A1 (fr) | 2001-03-22 |
WO2001020133A8 (fr) | 2001-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20010510 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20020222 |
|
AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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17Q | First examination report despatched |
Effective date: 20030923 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): CH DE FR GB LI |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20040204 |