JPWO2007052337A1 - タービン部品 - Google Patents
タービン部品 Download PDFInfo
- Publication number
- JPWO2007052337A1 JPWO2007052337A1 JP2007542185A JP2007542185A JPWO2007052337A1 JP WO2007052337 A1 JPWO2007052337 A1 JP WO2007052337A1 JP 2007542185 A JP2007542185 A JP 2007542185A JP 2007542185 A JP2007542185 A JP 2007542185A JP WO2007052337 A1 JPWO2007052337 A1 JP WO2007052337A1
- Authority
- JP
- Japan
- Prior art keywords
- turbine component
- wall surface
- turbine
- hole
- turbine blade
- 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
- 238000001816 cooling Methods 0.000 claims abstract description 134
- 238000011144 upstream manufacturing Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 13
- 238000009792 diffusion process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Images
Classifications
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- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
-
- 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
- F01D9/00—Stators
- F01D9/06—Fluid supply conduits to nozzles or the like
- F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
- F02K1/82—Jet pipe walls, e.g. liners
- F02K1/822—Heat insulating structures or liners, cooling arrangements, e.g. post combustion liners; Infrared radiation suppressors
-
- 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
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
- F23R3/04—Air inlet arrangements
- F23R3/06—Arrangement of apertures along the flame tube
-
- 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
- F05D2240/10—Stators
- F05D2240/11—Shroud seal segments
-
- 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
- F05D2250/12—Two-dimensional rectangular
-
- 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
- F05D2250/30—Arrangement of components
- F05D2250/31—Arrangement of components according to the direction of their main axis or their axis of rotation
- F05D2250/314—Arrangement of components according to the direction of their main axis or their axis of rotation the axes being inclined in relation to each other
-
- 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
- F05D2250/30—Arrangement of components
- F05D2250/32—Arrangement of components according to their shape
- F05D2250/324—Arrangement of components according to their shape divergent
-
- 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
- F05D2250/50—Inlet or outlet
- F05D2250/52—Outlet
-
- 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
- F05D2250/70—Shape
-
- 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
- F05D2250/70—Shape
- F05D2250/75—Shape given by its similarity to a letter, e.g. T-shaped
-
- 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
- F23R2900/03042—Film cooled combustion chamber walls or domes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
第1実施形態について図1から図6、図15を参照して説明する。
本発明の第2実施形態について図7から図12、図15を参照して説明する。
Claims (3)
- ガスタービンエンジンに用いられるタービン部品において、
タービン部品本体と、
該タービン部品本体における高温ガスに曝される部位に形成され、前記タービン部品本体の内壁面側から導入した冷却空気を前記タービン部品本体の外壁面に沿うように噴出する多数のフィルム冷却孔と、を具備し、
各々の前記フィルム冷却孔は、
前記タービン部品本体の内壁面側部分に形成され、断面が前記タービン部品本体の厚み方向に亘って略同じ形状になるように構成された直孔部と、
前記タービン部品本体の外壁面側部分に形成され、断面が前記タービン部品本体の外壁面側に向かって徐々に大きくなるように構成され、前記高温ガスの下流側に噴出面を有し、前記直孔部に連続した拡大孔部と、をそれぞれ備えてあって、
更に、各々の前記フィルム冷却孔は、前記直孔部の軸心方向と孔幅方向の2つの方向に平行な仮想平面を基準として、前記拡大孔部の前記噴出面が前記孔幅方向の中央部から両端側にかけて前記高温ガスの下流側へ徐々に大きく傾くようにそれぞれ構成されたことを特徴とするタービン部品。 - 各々の前記フィルム冷却孔は、前記仮想平面を基準として、前記拡大孔部の前記噴出面が前記孔幅方向の中央部において前記高温ガスの上流側へ傾くように構成されたことを特徴とする請求項1に記載のタービン部品。
- ガスタービンエンジンに用いられるタービン部品において、
タービン部品本体と、
該タービン部品本体における高温ガスに曝される部位に形成され、前記タービン部品本体の内壁面側から導入した冷却空気を前記タービン部品本体の外壁面に沿うように噴出する多数のフィルム冷却孔と、を具備し、
各々の前記フィルム冷却孔は、
前記タービン部品本体の内壁面側部分に形成され、断面が前記タービン部品本体の厚み方向に亘って略同じ形状になるように構成された直孔部と、
前記タービン部品本体の外壁面側部分に形成され、断面が前記タービン部品本体の外壁面側に向かって徐々に大きくなるように構成され、前記高温ガスの下流側に噴出面を有し、前記直孔部に連続した拡大孔部と、を具備してあって、
更に、各々の前記フィルム冷却孔は、前記直孔部の軸心方向と孔幅方向の2つの方向に平行な仮想平面を基準として、前記拡大孔部の前記噴出面が前記高温ガスの上流側へ傾くように構成されたことを特徴とするタービン部品。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/020080 WO2007052337A1 (ja) | 2005-11-01 | 2005-11-01 | タービン部品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2007052337A1 true JPWO2007052337A1 (ja) | 2009-04-30 |
JP4752841B2 JP4752841B2 (ja) | 2011-08-17 |
Family
ID=38005501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007542185A Active JP4752841B2 (ja) | 2005-11-01 | 2005-11-01 | タービン部品 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8079812B2 (ja) |
EP (1) | EP1967696B1 (ja) |
JP (1) | JP4752841B2 (ja) |
CA (1) | CA2627958C (ja) |
WO (1) | WO2007052337A1 (ja) |
Cited By (1)
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JP2010236549A (ja) * | 2009-03-30 | 2010-10-21 | General Electric Co <Ge> | フィルム冷却式部品における孔の流量を定量化する方法 |
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Also Published As
Publication number | Publication date |
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CA2627958A1 (en) | 2007-05-10 |
EP1967696A4 (en) | 2012-11-07 |
WO2007052337A1 (ja) | 2007-05-10 |
JP4752841B2 (ja) | 2011-08-17 |
CA2627958C (en) | 2011-03-22 |
US20080286090A1 (en) | 2008-11-20 |
EP1967696A1 (en) | 2008-09-10 |
US8079812B2 (en) | 2011-12-20 |
EP1967696B1 (en) | 2017-03-15 |
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