JP4879267B2 - ガスタービンにおける冷却形タービン翼とそのタービン翼の利用 - Google Patents
ガスタービンにおける冷却形タービン翼とそのタービン翼の利用 Download PDFInfo
- Publication number
- JP4879267B2 JP4879267B2 JP2008523324A JP2008523324A JP4879267B2 JP 4879267 B2 JP4879267 B2 JP 4879267B2 JP 2008523324 A JP2008523324 A JP 2008523324A JP 2008523324 A JP2008523324 A JP 2008523324A JP 4879267 B2 JP4879267 B2 JP 4879267B2
- Authority
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- Japan
- Prior art keywords
- wing
- blade
- pedestal
- cavity
- wing pedestal
- 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.)
- Expired - Fee Related
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical group 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 108
- 239000002826 coolant Substances 0.000 claims description 46
- 239000007789 gas Substances 0.000 claims description 23
- 230000007704 transition Effects 0.000 claims description 16
- 239000000567 combustion gas Substances 0.000 claims description 10
- 210000001015 abdomen Anatomy 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 241000191291 Abies alba Species 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 45
- 239000011800 void material Substances 0.000 description 8
- 230000008646 thermal stress Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000012720 thermal barrier coating Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000035882 stress Effects 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
- 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
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- 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
- 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
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/21—Manufacture essentially without removing material by casting
-
- 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
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/202—Heat transfer, e.g. cooling by film cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
50 タービン翼
51 部分空洞
52 翼脚
54 翼台座
55 翼台座長手縁
56 翼形部(羽根部)
58 空洞
59 内側壁
60 冷却材
61 翼台座表面
62 翼腹側壁
63 空所
64 翼背側壁
72 翼脚表面
80 ピン
82 膨出部
92 L形案内要素
94 自由端
96a 空洞
96b 空洞
96c 空洞
Claims (3)
- 翼脚(52)と、この翼脚(52)に続き横に延びる翼台座(54)を備えた翼台座領域と、その翼台座(54)に続く軸方向(A)に湾曲した翼形部(56)と、翼台座(54)に設けられ燃焼ガスに曝される翼台座表面(61)と、翼脚側が開口し冷却材(60)で貫流される少なくとも1個の空洞(58、96a、96c)とを備え、
該空洞(58、96a、96c)が、翼脚(52)を通過し少なくとも翼台座領域の中まで延び、内側壁(59)で取り囲まれており、該内側壁(59)の翼台座領域において延びる輪郭が、翼脚(52)において延びる輪郭に対して、空洞(58、96a、96c)を拡大する空所(63)を形成した状態でずらされ、空洞(58、96a、96c)を拡大する空所(63)が、翼台座表面(61)の下側における部位に、少なくとも部分的に中空翼台座(54)を形成した状態で外側にへこんでおり、冷却材(60)を部分空洞(51)の中に方向転換するための少なくとも1個の手段(73、80、92、82)が設けられているガスタービン(1)における一体型に鋳造されたタービン翼(50)において、
翼形部と翼台座との移行部が、断面において一定の材料厚さ分布を有し、冷却材(60)を案内するための手段として、空洞(58)内に存在し翼脚(52)から少なくとも翼台座領域まで延びるピン(80)が設けられ、該ピン(80)が翼台座領域において、ピン(80)に沿って流れる冷却材(60)を部分空洞(51)に向けて方向転換する膨出部(82)を有しており、
前記翼脚(52)が翼形部(56)の軸方向(A)に延び、また、前記翼台座(54)は前記軸方向(A)に延びた2つの翼台座長手縁(55)を有し、これらの翼台座長手縁(55)は翼背側および翼腹側の翼形部壁(64、62)に並行して湾曲しており、かつ、前記翼形部(56)から前記軸方向と直角に張り出して翼台座長手縁(55)まで達する一定の翼台座幅を形成してなる翼台座張出部(75)を有し、
翼背側壁(64)および翼腹側壁(62)の側のそれぞれの翼脚表面(72)が、それぞれの翼台座長手縁(55)に応じて凸面状ないし凹面状に湾曲して前記軸方向に延びていることを特徴とするガスタービン(1)における一体型に鋳造されたタービン翼。 - 前記翼脚(52)が、断面ダブテール状、ハンマ状あるいはクリスマスツリー状に形成されていることを特徴とする請求項1記載のタービン翼。
- 請求項1または2記載のタービン翼(50)を利用した定置形ガスタービン。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70231305P | 2005-07-25 | 2005-07-25 | |
US60/702,313 | 2005-07-25 | ||
US11/214,302 | 2005-08-29 | ||
US11/214,302 US7467922B2 (en) | 2005-07-25 | 2005-08-29 | Cooled turbine blade or vane for a gas turbine, and use of a turbine blade or vane of this type |
PCT/EP2006/064409 WO2007012590A1 (de) | 2005-07-25 | 2006-07-19 | Gekühlte turbinenschaufel für eine gasturbine und verwendung einer solchen turbinenschaufel |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009503331A JP2009503331A (ja) | 2009-01-29 |
JP2009503331A5 JP2009503331A5 (ja) | 2009-08-20 |
JP4879267B2 true JP4879267B2 (ja) | 2012-02-22 |
Family
ID=37075969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008523324A Expired - Fee Related JP4879267B2 (ja) | 2005-07-25 | 2006-07-19 | ガスタービンにおける冷却形タービン翼とそのタービン翼の利用 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7467922B2 (ja) |
EP (1) | EP1907669A1 (ja) |
JP (1) | JP4879267B2 (ja) |
CN (1) | CN101233298B (ja) |
WO (1) | WO2007012590A1 (ja) |
Families Citing this family (53)
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US7695247B1 (en) * | 2006-09-01 | 2010-04-13 | Florida Turbine Technologies, Inc. | Turbine blade platform with near-wall cooling |
US7841828B2 (en) * | 2006-10-05 | 2010-11-30 | Siemens Energy, Inc. | Turbine airfoil with submerged endwall cooling channel |
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DE102007039175A1 (de) * | 2007-08-20 | 2009-07-02 | Rolls-Royce Deutschland Ltd & Co Kg | Gasturbinenschaufel |
US8171978B2 (en) * | 2008-11-21 | 2012-05-08 | United Technologies Corporation | Castings, casting cores, and methods |
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EP2243574A1 (de) * | 2009-04-20 | 2010-10-27 | Siemens Aktiengesellschaft | Giessvorrichtung zum Herstellen einer Turbinenlaufschaufel einer Gasturbine und Turbinenlaufschaufel |
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US8506251B2 (en) | 2010-03-03 | 2013-08-13 | Mitsubishi Heavy Industries, Ltd. | Gas turbine blade, manufacturing method therefor, and gas turbine using turbine blade |
WO2011108164A1 (ja) * | 2010-03-03 | 2011-09-09 | 三菱重工業株式会社 | ガスタービンの動翼およびその製造方法ならびに動翼を用いたガスタービン |
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2005
- 2005-08-29 US US11/214,302 patent/US7467922B2/en not_active Expired - Fee Related
-
2006
- 2006-07-19 WO PCT/EP2006/064409 patent/WO2007012590A1/de not_active Application Discontinuation
- 2006-07-19 JP JP2008523324A patent/JP4879267B2/ja not_active Expired - Fee Related
- 2006-07-19 CN CN2006800273290A patent/CN101233298B/zh not_active Expired - Fee Related
- 2006-07-19 EP EP06764210A patent/EP1907669A1/de not_active Withdrawn
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JPH11247609A (ja) * | 1998-03-03 | 1999-09-14 | Mitsubishi Heavy Ind Ltd | ガスタービン動翼のプラットフォーム |
JP2003120208A (ja) * | 2001-08-27 | 2003-04-23 | General Electric Co <Ge> | 翼形部内の冷却媒体流を制御するための方法、流れ制御構造体及びその構造体を組込んだ翼形部 |
JP2003314203A (ja) * | 2002-04-18 | 2003-11-06 | Siemens Ag | タービン翼 |
Also Published As
Publication number | Publication date |
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US7467922B2 (en) | 2008-12-23 |
CN101233298A (zh) | 2008-07-30 |
EP1907669A1 (de) | 2008-04-09 |
WO2007012590A1 (de) | 2007-02-01 |
CN101233298B (zh) | 2011-04-06 |
JP2009503331A (ja) | 2009-01-29 |
US20070020100A1 (en) | 2007-01-25 |
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