JP2005147132A - メッシュ及びディンプル式冷却を備えた高温ガス通路構成部品 - Google Patents
メッシュ及びディンプル式冷却を備えた高温ガス通路構成部品 Download PDFInfo
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- JP2005147132A JP2005147132A JP2004273035A JP2004273035A JP2005147132A JP 2005147132 A JP2005147132 A JP 2005147132A JP 2004273035 A JP2004273035 A JP 2004273035A JP 2004273035 A JP2004273035 A JP 2004273035A JP 2005147132 A JP2005147132 A JP 2005147132A
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- dimples
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
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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
- F01D5/187—Convection cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/022—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being wires or pins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/042—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
- F28F3/044—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element the deformations being pontual, e.g. dimples
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- 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
- F05D2230/00—Manufacture
- F05D2230/90—Coating; Surface treatment
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- 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
- F05D2250/20—Three-dimensional
- F05D2250/28—Three-dimensional patterned
-
- 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
- F05D2260/2212—Improvement of heat transfer by creating turbulence
-
- 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
- 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
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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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49316—Impeller making
- Y10T29/4932—Turbomachine making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】 構成部品(10)は、内側部分(14)及び外側部分(16)を有する少なくとも1つの壁(12)を含む。多数のピン(18)が、壁の内側及び外側部分間で延びる。ピンは、多数の流路(22)を有するメッシュ冷却構成(20)を形成する。多数のディンプル(24)が、壁の内側及び外側部分の少なくとも1つに設置される。構成部品はまた、壁の内側及び外側部分の少なくとも1つに配置された多数のタービュレータ(36)を含むことができる。
【選択図】 図14
Description
12 壁
14 壁の内側部分
16 壁の外側部分
18 ピン
20 メッシュ冷却構成
22 流路
24 ディンプル
26 第1の組の流路
28 第2の組の流路
30 交点
34 皮膜
36 タービュレータ
40 冷却流
48 V形タービュレータ
56 V形タービュレータの頂部
Claims (24)
- 内側部分(14)及び外側部分(16)を有する少なくとも1つの壁(12)と、
前記壁の内側及び外側部分間で延び、かつ複数の流路(22)を含むメッシュ冷却構成(20)を形成する複数のピン(18)と、
前記壁の内側及び外側部分の少なくとも1つに設置された複数のディンプル(24)と、
を含む構成部品(10)。 - 前記流路(22)が、互いにほぼ平行な第1の組の流路(26)と互いにほぼ平行に延びる第2の組の流路(28)とを含み、
前記第1及び第2の組の流路が、複数の交点(30)で互いに交差して、前記メッシュ冷却構成(20)を形成し、
前記ディンプル(24)の少なくとも1つが、前記交点のそれぞれの交点に配置されている、請求項1記載の構成部品(10)。 - 前記ディンプル(24)の大部分が、それぞれの交点(30)に配置されている、請求項2記載の構成部品(10)。
- 前記ディンプル(24)の大部分が、前記ピン(18)のそれぞれの対間に配置されている、請求項1記載の構成部品(10)。
- 前記ディンプル(24)が、前記壁(12)の内側及び外側部分(14、16)の両方に設置されている、請求項1記載の構成部品。
- 前記ディンプル(24)が、前記壁(12)の外側部分(16)に設置されている、請求項1記載の構成部品(10)。
- 前記壁(12)の外側部分(16)上に少なくとも1つの皮膜(34)をさらに含む、請求項6記載の構成部品(10)。
- 前記皮膜(34)が断熱皮膜を含む、請求項7記載の構成部品(10)。
- 前記ディンプル(24)の少なくとも1つが、前記壁(12)の外側部分(16)を貫通して延びて冷却孔(32)を形成し、前記皮膜(34)が、前記冷却孔を少なくとも部分的に被覆している、請求項7記載の構成部品(10)。
- 前記ディンプル(24)の各々が、0.254〜0.762mmの中心深さ及び0.254〜3.048mmの表面直径を有する、請求項1記載の構成部品(10)。
- 前記ディンプル(24)の少なくとも1つが、前記壁(12)の内側及び外側部分(14、16)のそれぞれの部分を貫通して延びて冷却孔(32)を形成している、請求項1記載の構成部品(10)。
- 内側部分(14)及び外側部分(16)を有する少なくとも1つの壁(12)と、
前記壁の内側及び外側部分間で延び、かつ複数の流路(22)を含むメッシュ冷却構成(20)を形成する複数のピン(18)と、
前記壁の内側及び外側部分の少なくとも1つに設置された複数のディンプル(24)と、
前記壁の内側及び外側部分の少なくとも1つに配置された複数のタービュレータ(36)と、
を含む構成部品(10)。 - 前記タービュレータ(36)が、前記ピン(18)のそれぞれの対間で冷却流(40)に対して交差する方向に延びている、請求項12記載の構成部品(10)。
- 前記タービュレータ(36)が、前記ピン(18)のそれぞれの対間で延びかつ冷却流(40)に対して或る角度(42、62)で配向されている、請求項12記載の構成部品(10)。
- 前記タービュレータ(36)の第1のサブセット(44)が、前記ピン(18)のそれぞれの対間で延びかつ冷却流(40)に対して第1の角度(42)で配向され、前記タービュレータ(36)の第2のサブセット(46)が、前記ピンのそれぞれの対間で延びかつ前記冷却流に対して第2の角度(62)で配向され、前記第1及び第2の角度が交差している、請求項12記載の構成部品(10)。
- 前記タービュレータ(36)のそれぞれの対が、前記壁(12)の内側及び外側部分(14、16)のそれぞれの部分にV形タービュレータ(48)を形成している、請求項12記載の構成部品(10)。
- 前記ピン(18)が、複数の縦列(50)で配列され、前記ディンプルの複数のサブセット(52)の各々が、前記ピンの縦列のそれぞれの列間に配置され、前記V形タービュレータ(48)の複数のサブセット(54)の各々もまた、前記ピンの縦列のそれぞれの列間に配置されている、請求項16記載の構成部品(10)。
- 前記ディンプル(24)及びV形タービュレータ(48)が、前記壁(12)の内側及び外側部分(14、16)のそれぞれの部分に交互に配置されている、請求項17記載の構成部品(10)。
- 前記ディンプル(24)の少なくとも2つが、前記V形タービュレータ(48)のそれぞれの対間に配置されている、請求項17記載の構成部品(10)。
- 前記V形タービュレータのサブセット(54)の少なくとも1つ内の前記V形タービュレータ(48)の各々が、冷却流(40)に対して下流方向に配向された頂部(56)を有する、請求項17記載の構成部品(10)。
- 前記V形タービュレータのサブセット(54)の少なくとも1つ内の前記V形タービュレータ(48)の各々が、冷却流(40)に対して上流方向に配向された頂部(56)を有する、請求項17記載の構成部品(10)。
- 前記V形タービュレータ(48)の少なくとも1つが、セグメント化されている、請求項16記載の構成部品(10)。
- 前記ディンプル(24)及びV形タービュレータ(48)が、前記壁(12)の内側及び外側部分(14、16)の1つのみに形成されている、請求項16記載の構成部品(10)。
- 前記ディンプル(24)及びV形タービュレータ(48)が、前記壁(12)の内側及び外側部分(14、16)の両方に形成されている、請求項16記載の構成部品(10)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/720,045 US7186084B2 (en) | 2003-11-19 | 2003-11-19 | Hot gas path component with mesh and dimpled cooling |
Publications (2)
Publication Number | Publication Date |
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JP2005147132A true JP2005147132A (ja) | 2005-06-09 |
JP2005147132A5 JP2005147132A5 (ja) | 2007-11-08 |
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Application Number | Title | Priority Date | Filing Date |
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JP2004273035A Pending JP2005147132A (ja) | 2003-11-19 | 2004-09-21 | メッシュ及びディンプル式冷却を備えた高温ガス通路構成部品 |
Country Status (4)
Country | Link |
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US (2) | US7186084B2 (ja) |
EP (1) | EP1533475A3 (ja) |
JP (1) | JP2005147132A (ja) |
CN (2) | CN100385091C (ja) |
Cited By (7)
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JP2007231876A (ja) * | 2006-03-02 | 2007-09-13 | Mitsubishi Heavy Ind Ltd | ガスタービンの翼冷却構造 |
JP2009041433A (ja) * | 2007-08-08 | 2009-02-26 | Hitachi Ltd | ガスタービン翼 |
WO2009028067A1 (ja) | 2007-08-30 | 2009-03-05 | Mitsubishi Heavy Industries, Ltd. | ガスタービンの翼冷却構造 |
JP2009047085A (ja) * | 2007-08-21 | 2009-03-05 | Ihi Corp | 高温部品の内面冷却構造 |
JP2009167860A (ja) * | 2008-01-15 | 2009-07-30 | Ihi Corp | 高温部品の内面冷却構造 |
JP2012189085A (ja) * | 2012-06-08 | 2012-10-04 | Ihi Corp | 高温部品の内面冷却構造 |
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Also Published As
Publication number | Publication date |
---|---|
CN1727642A (zh) | 2006-02-01 |
EP1533475A3 (en) | 2009-11-04 |
EP1533475A2 (en) | 2005-05-25 |
CN1721659A (zh) | 2006-01-18 |
CN100362212C (zh) | 2008-01-16 |
US20050106021A1 (en) | 2005-05-19 |
CN100385091C (zh) | 2008-04-30 |
US20050118023A1 (en) | 2005-06-02 |
US7186084B2 (en) | 2007-03-06 |
US7182576B2 (en) | 2007-02-27 |
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