JP6110684B2 - 輪郭成形内側リブを有するタービンバケット - Google Patents
輪郭成形内側リブを有するタービンバケット Download PDFInfo
- Publication number
- JP6110684B2 JP6110684B2 JP2013028502A JP2013028502A JP6110684B2 JP 6110684 B2 JP6110684 B2 JP 6110684B2 JP 2013028502 A JP2013028502 A JP 2013028502A JP 2013028502 A JP2013028502 A JP 2013028502A JP 6110684 B2 JP6110684 B2 JP 6110684B2
- Authority
- JP
- Japan
- Prior art keywords
- inner rib
- airfoil
- turbine bucket
- thickness
- platform
- 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.)
- Active
Links
- 239000002826 coolant Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 description 18
- 239000007789 gas Substances 0.000 description 17
- 239000000567 combustion gas Substances 0.000 description 6
- 239000000446 fuel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000725175 Caladium bicolor Species 0.000 description 1
- 241000879887 Cyrtopleura costata Species 0.000 description 1
- 235000015966 Pleurocybella porrigens Nutrition 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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
-
- 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
-
- 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)
Description
15 圧縮機
20 空気
25 燃焼器
30 燃料
35 燃焼ガス
40 タービン
45 軸
50 負荷
55 タービンバケット
60 エーロフォイル
65 シャンク部
70 プラットフォーム
72 前縁
74 後縁
76 正圧側
78 負圧側
80 上面
82 正圧面
84 負圧面
86 前方面
88 後方面
90 シャンク部キャビティ
92 エンジェルウィング
94 翼根部
95 冷却回路
96 冷却媒体
100 タービンバケット
110 エーロフォイル
120 前縁
130 後縁
140 正圧側
150 負圧側
160 内側リブ
170 前縁リブ
180 前縁面
185 冷却キャビティ
190 貫通穴
195 冷却媒体
210 細長いプレート
220 中間スペース
230 穴スペース
240 第1の深さ
250 第2の深さ
Claims (8)
- プラットフォームと、
前記プラットフォームから延在するエーロフォイルと、
を備え、
前記エーロフォイルが内側リブを備え、
前記内側リブが、複数の穴スペースおよび複数の中間スペースに沿って配置されている複数の貫通穴を備え、
前記複数の中間スペースが前記内側リブの全幅に渡る第1の厚さを備え、
前記複数の穴スペースが前記内側リブの全幅に渡る第2の厚さを備え、
前記第1の厚さが前記第2の厚さよりも小さく、
前記内側リブの幅が、前記複数の貫通穴の軸に対して垂直な方向で規定される、
タービンバケット。 - 冷却媒体が流れるタービンバケットであって、
プラットフォームと、
前記プラットフォームから延在するエーロフォイルと、
を備え、
前記エーロフォイルが、前記エーロフォイルの前縁近傍に配置されている内側リブを備え、
前記内側リブが、複数の穴スペースおよび複数の中間スペースに沿って配置されている複数の貫通穴を備え、
前記複数の中間スペースが前記内側リブの全幅に渡る第1の厚さを備え、
前記複数の穴スペースが前記内側リブの全幅に渡る第2の厚さを備え、
前記第1の厚さが前記第2の厚さよりも小さく、
前記内側リブの幅が、前記複数の貫通穴の軸に対して垂直な方向で規定される、
タービンバケット。 - 前記第1の厚さが第1の量の材料を含み、
前記第2の厚さが第2の量の材料を含み、
前記第1の量の材料が前記第2の量の材料よりも少ない、
請求項1または2に記載のタービンバケット。 - 冷却媒体が流れるタービンバケットであって、
プラットフォームと、
前記プラットフォームから延在するエーロフォイルと、
を備え、
前記エーロフォイルが、前記エーロフォイルの前縁近傍に配置されている内側リブを備え、
前記内側リブが複数の貫通穴を有し、
前記内側リブが、穴スペースを通る複数の貫通穴を有する複数の厚い穴スペース、および複数の貫通穴のない複数の薄い中間スペースを備え、
前記穴スペースが、前記内側リブの全幅に渡って前記中間スペースよりも厚く、
前記内側リブの幅が、前記複数の貫通穴の軸に対して垂直な方向で規定される、
タービンバケット。 - 前記エーロフォイルが前縁を備える、請求項1乃至4のいずれかに記載のタービンバケット。
- 前記内側リブが前縁内側リブを備える、請求項1乃至5のいずれかに記載のタービンバケット。
- 前記エーロフォイルが前縁面を備え、前期内側リブが前縁面に隣接して配置されている、請求項1乃至6のいずれかに記載のタービンバケット。
- 前記内側リブが細長いプレートを備える、請求項1乃至7のいずれかに記載のタービンバケット。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/409,375 | 2012-03-01 | ||
US13/409,375 US9127561B2 (en) | 2012-03-01 | 2012-03-01 | Turbine bucket with contoured internal rib |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013181535A JP2013181535A (ja) | 2013-09-12 |
JP2013181535A5 JP2013181535A5 (ja) | 2016-03-31 |
JP6110684B2 true JP6110684B2 (ja) | 2017-04-05 |
Family
ID=47754369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013028502A Active JP6110684B2 (ja) | 2012-03-01 | 2013-02-18 | 輪郭成形内側リブを有するタービンバケット |
Country Status (5)
Country | Link |
---|---|
US (1) | US9127561B2 (ja) |
EP (1) | EP2634371B1 (ja) |
JP (1) | JP6110684B2 (ja) |
CN (1) | CN103291372B (ja) |
RU (1) | RU2013108926A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9470095B2 (en) * | 2012-04-24 | 2016-10-18 | United Technologies Corporation | Airfoil having internal lattice network |
US10774655B2 (en) | 2014-04-04 | 2020-09-15 | Raytheon Technologies Corporation | Gas turbine engine component with flow separating rib |
KR101797370B1 (ko) * | 2016-07-04 | 2017-12-12 | 두산중공업 주식회사 | 가스터빈 블레이드 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
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US3528751A (en) * | 1966-02-26 | 1970-09-15 | Gen Electric | Cooled vane structure for high temperature turbine |
US4526512A (en) * | 1983-03-28 | 1985-07-02 | General Electric Co. | Cooling flow control device for turbine blades |
US5382135A (en) | 1992-11-24 | 1995-01-17 | United Technologies Corporation | Rotor blade with cooled integral platform |
US5340278A (en) | 1992-11-24 | 1994-08-23 | United Technologies Corporation | Rotor blade with integral platform and a fillet cooling passage |
US5344283A (en) | 1993-01-21 | 1994-09-06 | United Technologies Corporation | Turbine vane having dedicated inner platform cooling |
JP3651490B2 (ja) * | 1993-12-28 | 2005-05-25 | 株式会社東芝 | タービン冷却翼 |
US5848876A (en) | 1997-02-11 | 1998-12-15 | Mitsubishi Heavy Industries, Ltd. | Cooling system for cooling platform of gas turbine moving blade |
JP3758792B2 (ja) | 1997-02-25 | 2006-03-22 | 三菱重工業株式会社 | ガスタービン動翼のプラットフォーム冷却機構 |
US6190130B1 (en) | 1998-03-03 | 2001-02-20 | Mitsubishi Heavy Industries, Ltd. | Gas turbine moving blade platform |
US6390774B1 (en) | 2000-02-02 | 2002-05-21 | General Electric Company | Gas turbine bucket cooling circuit and related process |
CA2334071C (en) | 2000-02-23 | 2005-05-24 | Mitsubishi Heavy Industries, Ltd. | Gas turbine moving blade |
US6341939B1 (en) | 2000-07-31 | 2002-01-29 | General Electric Company | Tandem cooling turbine blade |
DE50010300D1 (de) * | 2000-11-16 | 2005-06-16 | Siemens Ag | Gasturbinenschaufel |
GB2395232B (en) * | 2002-11-12 | 2006-01-25 | Rolls Royce Plc | Turbine components |
US6805534B1 (en) * | 2003-04-23 | 2004-10-19 | General Electric Company | Curved bucket aft shank walls for stress reduction |
US7147439B2 (en) | 2004-09-15 | 2006-12-12 | General Electric Company | Apparatus and methods for cooling turbine bucket platforms |
US7131818B2 (en) * | 2004-11-02 | 2006-11-07 | United Technologies Corporation | Airfoil with three-pass serpentine cooling channel and microcircuit |
GB2420156B (en) * | 2004-11-16 | 2007-01-24 | Rolls Royce Plc | A heat transfer arrangement |
US7255536B2 (en) | 2005-05-23 | 2007-08-14 | United Technologies Corporation | Turbine airfoil platform cooling circuit |
US7513738B2 (en) | 2006-02-15 | 2009-04-07 | General Electric Company | Methods and apparatus for cooling gas turbine rotor blades |
US7416391B2 (en) | 2006-02-24 | 2008-08-26 | General Electric Company | Bucket platform cooling circuit and method |
US7597536B1 (en) | 2006-06-14 | 2009-10-06 | Florida Turbine Technologies, Inc. | Turbine airfoil with de-coupled platform |
US7766606B2 (en) | 2006-08-17 | 2010-08-03 | Siemens Energy, Inc. | Turbine airfoil cooling system with platform cooling channels with diffusion slots |
US7686578B2 (en) | 2006-08-21 | 2010-03-30 | General Electric Company | Conformal tip baffle airfoil |
US7568887B1 (en) * | 2006-11-16 | 2009-08-04 | Florida Turbine Technologies, Inc. | Turbine blade with near wall spiral flow serpentine cooling circuit |
US7762784B2 (en) * | 2007-01-11 | 2010-07-27 | United Technologies Corporation | Insertable impingement rib |
EP2107215B1 (en) | 2008-03-31 | 2013-10-23 | Alstom Technology Ltd | Gas turbine airfoil |
US8066482B2 (en) | 2008-11-25 | 2011-11-29 | Alstom Technology Ltd. | Shaped cooling holes for reduced stress |
US8956105B2 (en) * | 2008-12-31 | 2015-02-17 | Rolls-Royce North American Technologies, Inc. | Turbine vane for gas turbine engine |
US8356978B2 (en) | 2009-11-23 | 2013-01-22 | United Technologies Corporation | Turbine airfoil platform cooling core |
US8523527B2 (en) | 2010-03-10 | 2013-09-03 | General Electric Company | Apparatus for cooling a platform of a turbine component |
CN202023597U (zh) | 2011-04-21 | 2011-11-02 | 西北工业大学 | 一种带冠的燃气涡轮冷却叶片 |
-
2012
- 2012-03-01 US US13/409,375 patent/US9127561B2/en active Active
-
2013
- 2013-02-18 JP JP2013028502A patent/JP6110684B2/ja active Active
- 2013-02-28 RU RU2013108926/06A patent/RU2013108926A/ru not_active Application Discontinuation
- 2013-03-01 EP EP13157496.4A patent/EP2634371B1/en active Active
- 2013-03-01 CN CN201310066022.3A patent/CN103291372B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US9127561B2 (en) | 2015-09-08 |
EP2634371A2 (en) | 2013-09-04 |
JP2013181535A (ja) | 2013-09-12 |
EP2634371A3 (en) | 2017-08-09 |
US20130230408A1 (en) | 2013-09-05 |
EP2634371B1 (en) | 2019-05-22 |
CN103291372A (zh) | 2013-09-11 |
CN103291372B (zh) | 2016-12-28 |
RU2013108926A (ru) | 2014-09-10 |
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