JP2008506061A - タービンの翼と少なくとも1個の冷却通路を備えた翼車 - Google Patents
タービンの翼と少なくとも1個の冷却通路を備えた翼車 Download PDFInfo
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- JP2008506061A JP2008506061A JP2007519759A JP2007519759A JP2008506061A JP 2008506061 A JP2008506061 A JP 2008506061A JP 2007519759 A JP2007519759 A JP 2007519759A JP 2007519759 A JP2007519759 A JP 2007519759A JP 2008506061 A JP2008506061 A JP 2008506061A
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- wing
- blade
- impeller
- pedestal
- turbulent flow
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- 238000001816 cooling Methods 0.000 title claims abstract description 51
- 239000012809 cooling fluid Substances 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 51
- 239000000463 material Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 18
- 238000012546 transfer Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/08—Cooling; Heating; Heat-insulation
- F01D25/12—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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
-
- 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
- F05D2230/10—Manufacture by removing material
- F05D2230/12—Manufacture by removing material by spark erosion methods
-
- 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
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/127—Vortex generators, turbulators, or the like, for mixing
-
- 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
- F05D2250/20—Three-dimensional
- F05D2250/29—Three-dimensional machined; miscellaneous
- F05D2250/291—Three-dimensional machined; miscellaneous hollowed
-
- 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
- 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)
- Superconductors And Manufacturing Methods Therefor (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Description
Claims (15)
- 高温ガスで洗流される少なくとも1個の翼(10)を備え、該翼(10)の翼台座(16)を有する翼脚(12)がタービン円板(22)に保持され、タービン円板(22)の外周面と翼(10)の翼台座(16)との間に、高温ガスの主流れ方向に延びる少なくとも1個の冷却通路(28)が存在するタービンの翼車において、
冷却通路(28)の少なくとも1つの壁に、冷却通路(28)を流れる冷却流体の乱流を高めるように形成された多数の乱流発生体(26)が形成されたことを特徴とするタービンの翼車。 - 多数の乱流発生体(26)が、翼脚(12)の翼台座(16)の下側面(24)に形成されたことを特徴とする請求項1記載の翼車。
- 多数の乱流発生体(26)が、冷却通路(28)の少なくとも1つの壁を形成する材料に設けられたポケットの形に形成されたことを特徴とする請求項1又は2記載の翼車。
- 乱流発生体(26)が、各々冷却通路(28)を流れる冷却流体の流れ方向(30)に対し直角又は斜めに向けられたことを特徴とする請求項1から3の1つに記載の翼車。
- 乱流発生体(26)が、冷却通路(28)を流れる冷却流体の流れ方向(30)に対して斜めに、乱流発生体(26)が冷却流体を翼脚(12)の首部(18)の方向に転向するように向けられたことを特徴とする請求項1から4の1つに記載の翼車。
- 翼車の大きな熱負荷部に設けられる乱流発生体(26)の単位面積毎の数が、小さな熱負荷部に比べ増大されたことを特徴とする請求項1から5の1つに記載の翼車。
- 少なくとも1個の翼(10)の翼脚(12)が翼台座(16)を備え、長い首部(18)に沿う翼台座(16)の両側縁に各々冷却通路(28)が存在し、多数の乱流発生体(26)が、翼台座(16)の下側面(24)において前記冷却通路(28)内を延びる列の形に形成されたことを特徴とする請求項1から6の1つに記載の翼車。
- 乱流発生体(26)が、翼(10)とその翼形部(14)を形成する作業工程で、一緒に形成されたことを特徴とする請求項1から7の1つに記載の翼車。
- 乱流発生体(26)が、翼(10)とその翼形部(14)を形成する少なくとも1回の作業工程後に、別個の作業工程で形成されたことを特徴とする請求項1から8の1つに記載の翼車。
- 高温ガスで洗流される翼形部(14)と翼脚(12)を備え、該翼脚(12)が翼台座(16)を有し、該翼台座(16)が、高温ガスの主流れ方向に関して、入口縁(31)から出口縁(33)迄翼台座長手縁(29)に沿って延びているタービンの翼車の翼(10)において、
翼台座(16)の翼形部(14)と反対側の下側面(24)に、翼台座長手縁(29)に沿って多数の乱流発生体(26)が形成され、該乱流発生体(26)が、翼(10)の組立状態において、翼台座下側面(24)に沿って流れる冷却流体の乱流を高めるように形成されたことを特徴とするタービンの翼車の翼。 - 多数の乱流発生体(26)が、翼台座(16)の材料に設けられたポケットの形に形成されたことを特徴とする請求項10記載の翼。
- 乱流発生体(26)が、翼台座長手縁(29)に沿って流れる冷却流体の流れ方向に対し斜めに、乱流発生体(26)が冷却流体を翼脚(12)の首部(18)の方向に少なくとも部分的に転向するように向けられたことを特徴とする請求項10又は11記載の翼。
- 乱流発生体(26)を、翼形部(14)を形成する作業工程で一緒に形成することを特徴とする請求項10から12の1つに記載の翼車(10)の製造方法。
- 乱流発生体(26)を、翼形部(14)を形成する少なくとも1回の作業工程後に、別個の作業工程で形成することを特徴とする請求項10から12の1つに記載の翼車(10)の製造方法。
- 乱流発生体(26)を別個のモジュール上に予め作り、該モジュールを、別個の作業工程で、翼台座(16)の下側面(24)にかみ合い結合および/又は摩擦結合により取り付けることを特徴とする請求項14記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04016237A EP1614861A1 (de) | 2004-07-09 | 2004-07-09 | Schaufelrad einer Turbine mit einer Schaufel und mindestens einem Kühlkanal |
PCT/EP2005/052714 WO2006005659A1 (de) | 2004-07-09 | 2005-06-13 | Schaufelrad einer turbine mit einer schaufel und mindestens einem kühlkanal |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008506061A true JP2008506061A (ja) | 2008-02-28 |
JP4637906B2 JP4637906B2 (ja) | 2011-02-23 |
Family
ID=34925688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007519759A Active JP4637906B2 (ja) | 2004-07-09 | 2005-06-13 | タービンの翼と少なくとも1個の冷却通路を備えた翼車 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7758309B2 (ja) |
EP (2) | EP1614861A1 (ja) |
JP (1) | JP4637906B2 (ja) |
CN (1) | CN101014752B (ja) |
AT (1) | ATE495347T1 (ja) |
DE (1) | DE502005010841D1 (ja) |
ES (1) | ES2358336T3 (ja) |
PL (1) | PL1766192T3 (ja) |
WO (1) | WO2006005659A1 (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011069359A (ja) * | 2009-09-24 | 2011-04-07 | General Electric Co <Ge> | ファーストバックタービュレータ構造及びこれを組み込んだタービンノズル |
US10233775B2 (en) | 2014-10-31 | 2019-03-19 | General Electric Company | Engine component for a gas turbine engine |
US10280785B2 (en) | 2014-10-31 | 2019-05-07 | General Electric Company | Shroud assembly for a turbine engine |
US10364684B2 (en) | 2014-05-29 | 2019-07-30 | General Electric Company | Fastback vorticor pin |
US10563514B2 (en) | 2014-05-29 | 2020-02-18 | General Electric Company | Fastback turbulator |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8152436B2 (en) * | 2008-01-08 | 2012-04-10 | Pratt & Whitney Canada Corp. | Blade under platform pocket cooling |
FR2961845B1 (fr) * | 2010-06-28 | 2013-06-28 | Snecma Propulsion Solide | Aube de turbomachine a geometrie complementaire paire/impaire et son procede de fabrication |
EP3047102B1 (en) * | 2013-09-16 | 2020-05-06 | United Technologies Corporation | Gas turbine engine with disk having periphery with protrusions |
US10301958B2 (en) | 2013-09-17 | 2019-05-28 | United Technologies Corporation | Gas turbine engine with seal having protrusions |
US10001013B2 (en) * | 2014-03-06 | 2018-06-19 | General Electric Company | Turbine rotor blades with platform cooling arrangements |
US10030523B2 (en) * | 2015-02-13 | 2018-07-24 | United Technologies Corporation | Article having cooling passage with undulating profile |
US10047611B2 (en) | 2016-01-28 | 2018-08-14 | United Technologies Corporation | Turbine blade attachment curved rib stiffeners |
US10077665B2 (en) * | 2016-01-28 | 2018-09-18 | United Technologies Corporation | Turbine blade attachment rails for attachment fillet stress reduction |
US10822987B1 (en) | 2019-04-16 | 2020-11-03 | Pratt & Whitney Canada Corp. | Turbine stator outer shroud cooling fins |
Citations (1)
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JP2006504024A (ja) * | 2002-10-24 | 2006-02-02 | プラット アンド ホイットニー カナダ コーポレイション | 受動冷却式ブレードプラットフォーム |
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US4712979A (en) * | 1985-11-13 | 1987-12-15 | The United States Of America As Represented By The Secretary Of The Air Force | Self-retained platform cooling plate for turbine vane |
JPS6463605A (en) * | 1987-09-04 | 1989-03-09 | Hitachi Ltd | Gas turbine moving blade |
US5201847A (en) * | 1991-11-21 | 1993-04-13 | Westinghouse Electric Corp. | Shroud design |
US5252026A (en) * | 1993-01-12 | 1993-10-12 | General Electric Company | Gas turbine engine nozzle |
GB2290833B (en) * | 1994-07-02 | 1998-08-05 | Rolls Royce Plc | Turbine blade |
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US6254333B1 (en) * | 1999-08-02 | 2001-07-03 | United Technologies Corporation | Method for forming a cooling passage and for cooling a turbine section of a rotary machine |
EP1128023A1 (de) * | 2000-02-25 | 2001-08-29 | Siemens Aktiengesellschaft | Turbinenlaufschaufel |
FR2833035B1 (fr) * | 2001-12-05 | 2004-08-06 | Snecma Moteurs | Plate-forme d'aube de distributeur pour moteur a turbine a gaz |
EP1413715A1 (de) * | 2002-10-21 | 2004-04-28 | Siemens Aktiengesellschaft | Prallkühlung der Plattform einer Gasturbinenlaufschaufel |
GB2395987B (en) * | 2002-12-02 | 2005-12-21 | Alstom | Turbine blade with cooling bores |
DE10332561A1 (de) * | 2003-07-11 | 2005-01-27 | Rolls-Royce Deutschland Ltd & Co Kg | Gekühltes Turbinenlaufrad, insbesondere Hochdruckturbinenlaufrad für ein Flugtriebwerk |
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-
2004
- 2004-07-09 EP EP04016237A patent/EP1614861A1/de not_active Withdrawn
-
2005
- 2005-06-13 ES ES05766734T patent/ES2358336T3/es active Active
- 2005-06-13 US US11/632,013 patent/US7758309B2/en active Active
- 2005-06-13 DE DE502005010841T patent/DE502005010841D1/de active Active
- 2005-06-13 EP EP05766734A patent/EP1766192B1/de active Active
- 2005-06-13 WO PCT/EP2005/052714 patent/WO2006005659A1/de active Application Filing
- 2005-06-13 JP JP2007519759A patent/JP4637906B2/ja active Active
- 2005-06-13 CN CN2005800300077A patent/CN101014752B/zh active Active
- 2005-06-13 PL PL05766734T patent/PL1766192T3/pl unknown
- 2005-06-13 AT AT05766734T patent/ATE495347T1/de active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006504024A (ja) * | 2002-10-24 | 2006-02-02 | プラット アンド ホイットニー カナダ コーポレイション | 受動冷却式ブレードプラットフォーム |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011069359A (ja) * | 2009-09-24 | 2011-04-07 | General Electric Co <Ge> | ファーストバックタービュレータ構造及びこれを組み込んだタービンノズル |
US10364684B2 (en) | 2014-05-29 | 2019-07-30 | General Electric Company | Fastback vorticor pin |
US10563514B2 (en) | 2014-05-29 | 2020-02-18 | General Electric Company | Fastback turbulator |
US10233775B2 (en) | 2014-10-31 | 2019-03-19 | General Electric Company | Engine component for a gas turbine engine |
US10280785B2 (en) | 2014-10-31 | 2019-05-07 | General Electric Company | Shroud assembly for a turbine engine |
Also Published As
Publication number | Publication date |
---|---|
CN101014752A (zh) | 2007-08-08 |
ES2358336T3 (es) | 2011-05-09 |
WO2006005659A1 (de) | 2006-01-19 |
US7758309B2 (en) | 2010-07-20 |
PL1766192T3 (pl) | 2011-06-30 |
DE502005010841D1 (de) | 2011-02-24 |
US20080267784A1 (en) | 2008-10-30 |
EP1614861A1 (de) | 2006-01-11 |
ATE495347T1 (de) | 2011-01-15 |
CN101014752B (zh) | 2011-06-08 |
EP1766192A1 (de) | 2007-03-28 |
EP1766192B1 (de) | 2011-01-12 |
JP4637906B2 (ja) | 2011-02-23 |
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