JP6526259B2 - ブレード、ブレードまたはベーンのカットバック及びこれを含むガスタービン - Google Patents
ブレード、ブレードまたはベーンのカットバック及びこれを含むガスタービン Download PDFInfo
- Publication number
- JP6526259B2 JP6526259B2 JP2018000857A JP2018000857A JP6526259B2 JP 6526259 B2 JP6526259 B2 JP 6526259B2 JP 2018000857 A JP2018000857 A JP 2018000857A JP 2018000857 A JP2018000857 A JP 2018000857A JP 6526259 B2 JP6526259 B2 JP 6526259B2
- Authority
- JP
- Japan
- Prior art keywords
- side wall
- leaves
- cutback
- blade
- gas turbine
- 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
- 239000007789 gas Substances 0.000 description 30
- 239000012530 fluid Substances 0.000 description 23
- 238000001816 cooling Methods 0.000 description 10
- 239000012809 cooling fluid Substances 0.000 description 10
- 239000000446 fuel Substances 0.000 description 10
- 239000000567 combustion gas Substances 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 8
- 230000007704 transition Effects 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 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
- F01D5/147—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
- 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
- F01D5/18—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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
-
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/54—Fluid-guiding means, e.g. diffusers
- F04D29/541—Specially adapted for elastic fluid pumps
- F04D29/542—Bladed diffusers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
-
- 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
- F05D2240/122—Fluid guiding means, e.g. vanes related to the trailing edge of a stator vane
-
- 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
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
-
- 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
- F05D2250/22—Three-dimensional parallelepipedal
-
- 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
- F05D2250/23—Three-dimensional prismatic
-
- 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
- F05D2250/23—Three-dimensional prismatic
- F05D2250/231—Three-dimensional prismatic cylindrical
-
- 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
-
- 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
- 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
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Architecture (AREA)
- Thermal Sciences (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
2…圧力面
3…吸入面
5…亀裂
10…後尾リーブ
20…第2側壁の後尾
30…カットバックブロック
31…前面
32…上面
33…後面
50…第1側壁
55…フィン
60…第2側壁
F…前方エッジ
R…後尾エッジ
Claims (13)
- エアフォイルの圧力面を構成する第1側壁;
前記エアフォイルの吸入面を構成し、前記第1側壁よりも後尾がさらに長い第2側壁;
前記第1側壁と第2側壁とが合う前方エッジ(leading edge);
前記前方エッジの反対側に前記第1側壁と第2側壁とが離隔して形成される後尾エッジ(trailing edge);
前記後尾エッジの領域において、前記第1側壁と第2側壁の内面間で延長する柱状フィン(fin);
前記柱状フィンよりも後尾側に形成される複数の後尾リーブ;及び
前記複数の後尾リーブの間で延長するカットバックブロック(cutback block)を含み、
前記複数の後尾リーブは前記第1側壁の端部から前記第2側壁の内面及び第2側壁の端部まで延長し、前記後尾エッジの上部から下部方向に互いに離隔して形成され、
前記カットバックブロックは、前記複数の後尾リーブのうち前記後尾エッジの上部の少なくとも最上端の二つの後尾リーブの間と、前記後尾エッジの下部の少なくとも最下端の二つの後尾リーブの間とに形成され、前記複数の後尾リーブのうち前記後尾エッジの前記上部及び前記下部の間の中央部の少なくとも二つの後尾リーブの間には形成されていない、ガスタービンのブレード。 - 前記カットバックブロックは第2側壁の内面から突き出された形状を有する、請求項1に記載のガスタービンのブレード。
- 前記カットバックブロックは第2側壁の端部に対して傾くように形成される、請求項1または2に記載のガスタービンのブレード。
- 二つの後尾リーブの間に一対のカットバックブロックが形成される、請求項1から請求項3の何れか一項に記載のガスタービンのブレード。
- 前記一対のカットバックブロックの前面の傾斜は前記一対のカットバックブロックの後面の傾斜より緩い、請求項4に記載のガスタービンのブレード。
- 前記一対のカットバックブロックの前面、後面、及び上面は曲面である、請求項5に記載のガスタービンのブレード。
- 第1側壁;
前記第1側壁から延長し、前記第1側壁の端部に沿って離隔して配列される複数の後尾リーブ;
前記第1側壁よりも後尾がさらに長く、前記第1側壁と離隔され、前記複数の後尾リーブと接する第2側壁;及び
二つの後尾リーブの間で前記第2側壁の内面に沿って延長する少なくとも一つのカットバックブロック;
を含み、
前記少なくとも1つのカットバックブロックは、前記複数の後尾リーブのうち上部の後尾リーブの間と、下部の後尾リーブの間とに形成され、前記複数の後尾リーブのうち前記上部及び前記下部の間の中央部の後尾リーブの間には形成されていない、ガスタービンのブレードまたはベーンのカットバック(cut−back)構造。 - 前記少なくとも一つのカットバックブロックは第2側壁の内面から突き出された形状を有する、請求項7に記載のガスタービンのブレードまたはベーンのカットバック構造。
- 前記少なくとも一つのカットバックブロックは複数の後尾リーブのうち少なくとも最上端の二つの後尾リーブの間または最下端の二つの後尾リーブの間に形成される、請求項7または請求項8に記載のガスタービンのブレードまたはベーンのカットバック構造。
- 前記少なくとも一つのカットバックブロックは第2側壁の端部に対して傾くように形成される、請求項7から請求項9の何れか一項に記載のガスタービンのブレードまたはベーンのカットバック構造。
- 二つの後尾リーブの間に一対のカットバックブロックが形成される、請求項7から請求項10の何れか一項に記載のガスタービンのブレードまたはベーンのカットバック構造。
- 前記一対のカットバックブロックの前面の傾斜は前記一対のカットバックブロックの後面の傾斜より緩い、請求項11に記載のガスタービンのブレードまたはベーンのカットバック構造。
- 前記一対のカットバックブロックの前面、後面、及び上面は曲面である、請求項12に記載のガスタービンのブレードまたはベーンのカットバック構造。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170003410A KR20180082118A (ko) | 2017-01-10 | 2017-01-10 | 가스 터빈의 블레이드 또는 베인의 컷백 |
KR10-2017-0003410 | 2017-01-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018112187A JP2018112187A (ja) | 2018-07-19 |
JP6526259B2 true JP6526259B2 (ja) | 2019-06-05 |
Family
ID=60953786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018000857A Active JP6526259B2 (ja) | 2017-01-10 | 2018-01-05 | ブレード、ブレードまたはベーンのカットバック及びこれを含むガスタービン |
Country Status (4)
Country | Link |
---|---|
US (1) | US10443394B2 (ja) |
EP (1) | EP3346096B1 (ja) |
JP (1) | JP6526259B2 (ja) |
KR (1) | KR20180082118A (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3107562B1 (fr) * | 2020-02-20 | 2022-06-10 | Safran | Aube de turbomachine comportant des fentes de refroidissement de son bord de fuite équipées de perturbateurs |
CN111305906A (zh) * | 2020-03-31 | 2020-06-19 | 哈尔滨工程大学 | 一种适用于高温涡轮叶片的带间断直肋半劈缝冷却结构 |
CN112855284B (zh) * | 2021-01-18 | 2022-11-08 | 西北工业大学 | 一种低压涡轮静子叶片波浪前缘的构造方法 |
EP4105441A1 (en) * | 2021-06-18 | 2022-12-21 | ITP Next Generation Turbines S.L. | Airfoil for a turbine engine |
CN114278390A (zh) * | 2021-11-30 | 2022-04-05 | 中国联合重型燃气轮机技术有限公司 | 透平静叶、燃气轮机和航空发动机 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5918204A (ja) * | 1982-07-21 | 1984-01-30 | Agency Of Ind Science & Technol | ガスタ−ビンの翼 |
US4601638A (en) * | 1984-12-21 | 1986-07-22 | United Technologies Corporation | Airfoil trailing edge cooling arrangement |
JPH03141801A (ja) * | 1990-09-19 | 1991-06-17 | Hitachi Ltd | ガスタービンの冷却翼 |
US6004100A (en) * | 1997-11-13 | 1999-12-21 | United Technologies Corporation | Trailing edge cooling apparatus for a gas turbine airfoil |
JPH11241602A (ja) * | 1998-02-26 | 1999-09-07 | Toshiba Corp | ガスタービン翼 |
JP3586637B2 (ja) * | 2000-10-27 | 2004-11-10 | 三菱重工業株式会社 | ガスタービンの翼の冷却構造 |
US6607356B2 (en) * | 2002-01-11 | 2003-08-19 | General Electric Company | Crossover cooled airfoil trailing edge |
JP2003278501A (ja) * | 2002-03-22 | 2003-10-02 | Mitsubishi Heavy Ind Ltd | 冷却翼及びガスタービン及び翼冷却方法 |
US7258528B2 (en) * | 2004-12-02 | 2007-08-21 | Pratt & Whitney Canada Corp. | Internally cooled airfoil for a gas turbine engine and method |
US7438527B2 (en) * | 2005-04-22 | 2008-10-21 | United Technologies Corporation | Airfoil trailing edge cooling |
EP2282009A1 (en) * | 2006-07-18 | 2011-02-09 | United Technologies Corporation | Serpentine microcircuit vortex turbulators for blade cooling |
JP2010043568A (ja) * | 2008-08-11 | 2010-02-25 | Ihi Corp | タービン翼及びタービン翼後縁部の放熱促進部品 |
US8096771B2 (en) | 2008-09-25 | 2012-01-17 | Siemens Energy, Inc. | Trailing edge cooling slot configuration for a turbine airfoil |
EP2426317A1 (de) * | 2010-09-03 | 2012-03-07 | Siemens Aktiengesellschaft | Turbinenschaufel für eine Gasturbine |
JP2012189026A (ja) * | 2011-03-11 | 2012-10-04 | Ihi Corp | タービン翼 |
US8920122B2 (en) * | 2012-03-12 | 2014-12-30 | Siemens Energy, Inc. | Turbine airfoil with an internal cooling system having vortex forming turbulators |
WO2013139938A1 (en) * | 2012-03-22 | 2013-09-26 | Alstom Technology Ltd | Cooled wall |
US20130302179A1 (en) * | 2012-05-09 | 2013-11-14 | Robert Frederick Bergholz, JR. | Turbine airfoil trailing edge cooling hole plug and slot |
EP2682565B8 (en) * | 2012-07-02 | 2016-09-21 | General Electric Technology GmbH | Cooled blade for a gas turbine |
US9790801B2 (en) * | 2012-12-27 | 2017-10-17 | United Technologies Corporation | Gas turbine engine component having suction side cutback opening |
US20140348647A1 (en) * | 2013-05-24 | 2014-11-27 | Solar Turbines Incorporated | Exhaust diffuser for a gas turbine engine exhaust system |
JP6482197B2 (ja) * | 2014-07-16 | 2019-03-13 | キヤノン株式会社 | 像振れ補正装置、その制御方法および撮像装置 |
US20160201476A1 (en) * | 2014-10-31 | 2016-07-14 | General Electric Company | Airfoil for a turbine engine |
US9777635B2 (en) * | 2014-12-31 | 2017-10-03 | General Electric Company | Engine component |
-
2017
- 2017-01-10 KR KR1020170003410A patent/KR20180082118A/ko active Application Filing
-
2018
- 2018-01-03 US US15/860,659 patent/US10443394B2/en active Active
- 2018-01-05 JP JP2018000857A patent/JP6526259B2/ja active Active
- 2018-01-10 EP EP18151025.6A patent/EP3346096B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10443394B2 (en) | 2019-10-15 |
US20180195396A1 (en) | 2018-07-12 |
KR20180082118A (ko) | 2018-07-18 |
EP3346096B1 (en) | 2020-03-04 |
JP2018112187A (ja) | 2018-07-19 |
EP3346096A1 (en) | 2018-07-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6526259B2 (ja) | ブレード、ブレードまたはベーンのカットバック及びこれを含むガスタービン | |
US6554563B2 (en) | Tangential flow baffle | |
EP2787174B1 (en) | Gas turbine engines with turbine airfoil cooling | |
EP3023587B1 (en) | Gas turbine engines with improved leading edge airfoil cooling | |
US8668453B2 (en) | Cooling system having reduced mass pin fins for components in a gas turbine engine | |
EP1543219B1 (en) | Turbine blade turbulator cooling design | |
JP2006511757A (ja) | 傾斜スキーラ先端を有するタービンブレード | |
JP2013007381A (ja) | タービンエーロフォイル | |
CN106150561B (zh) | 涡轮翼型件扰流器布置 | |
JP2016160936A (ja) | タービンロータブレード | |
JP6196442B2 (ja) | タービンシュラウド向けの成形ハニカムシール | |
JP2018525560A (ja) | 変化のある形状のインサートを有する高圧ディストリビュータの翼配列 | |
US7416394B2 (en) | Gas turbine and rotor blade for a turbomachine | |
US20150167493A1 (en) | Turbine bucket and method for cooling a turbine bucket of a gas turbine engine | |
KR102161765B1 (ko) | 터빈용 에어포일, 이를 포함하는 터빈 | |
US10927678B2 (en) | Turbine vane having improved flexibility | |
US11111795B2 (en) | Turbine rotor airfoil and corresponding method for reducing pressure loss in a cavity within a blade | |
CN111226023B (zh) | 轮缘密封装置 | |
US11415010B1 (en) | Turbine nozzle and gas turbine including the same | |
KR102456633B1 (ko) | 터빈 블레이드의 트레일링 에지 냉각 구조 | |
KR102403823B1 (ko) | 스트립이 형성된 배기 디퓨져의 스트롯 구조 및 가스터빈 | |
EP3456922B1 (en) | Turbine blade with cooling structure, turbine including same turbine blade, and gas turbine including same turbine | |
US20200024991A1 (en) | Gas turbine | |
US10995668B2 (en) | Turbine vane, turbine, and gas turbine including the same | |
KR101937589B1 (ko) | 터빈의 터빈 블레이드와 터빈 베인 및 이를 포함하는 터빈 및 가스터빈 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20181011 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20181016 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20181102 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20190402 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190507 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6526259 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |