JP6203423B2 - 弓形ベーン用のタービン翼冷却システム - Google Patents
弓形ベーン用のタービン翼冷却システム Download PDFInfo
- Publication number
- JP6203423B2 JP6203423B2 JP2016555737A JP2016555737A JP6203423B2 JP 6203423 B2 JP6203423 B2 JP 6203423B2 JP 2016555737 A JP2016555737 A JP 2016555737A JP 2016555737 A JP2016555737 A JP 2016555737A JP 6203423 B2 JP6203423 B2 JP 6203423B2
- Authority
- JP
- Japan
- Prior art keywords
- corner
- blocker
- cooling passage
- cooling
- diameter 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.)
- Expired - Fee Related
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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
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using 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
- 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
-
- 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
-
- 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
- F05D2250/10—Two-dimensional
- F05D2250/18—Two-dimensional patterned
- F05D2250/185—Two-dimensional patterned serpentine-like
-
- 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
- F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
Claims (10)
- タービン翼(12)であって、
概して細長い中空翼(36)が外壁(38)により形成されていて、前記中空翼は、前縁(16)と、後縁(18)と、圧力側(40)と、吸込側(42)と、前記中空翼(36)の第1端部(46)における内径プラットフォーム(44)と、前記第1端部(46)とは反対側の第2端部(50)における外径プラットフォーム(48)と、前記概して細長い中空翼(36)の内側に位置している冷却システム(10)とを有しており、
前記冷却システム(10)の少なくとも1つの冷却通路(28)が、前記中空翼(36)の端部近くで、スパン中央位置における横断面積よりもより大きな横断面積を有しており、
少なくとも1つのコーナブロッカ(30)が、前記少なくとも1つの冷却通路(28)を形成する内面(56)の角隅(54)における第1端部(52)から、前記少なくとも1つの冷却通路(28)の中央点(60)のより近くに位置する第2端部(58)に向かってスパン方向の延在方向で延びていて、前記内面(56)における基部(64)から、前記少なくとも1つの冷却通路(28)の中心軸線(34)のより近くに位置する先端(66)へと対角線状に延在していることを特徴とする、タービン翼(12)。 - 前記少なくとも1つのコーナブロッカ(30)は、比較的大きな横断面積を有する前記第1端部(52)から、比較的小さな横断面積を有し、かつ前記少なくとも1つの冷却通路(28)の前記中央点(60)のより近くに位置している前記第2端部(58)へと先細りしている、請求項1記載のタービン翼(12)。
- 前記少なくとも1つのコーナブロッカ(30)の前記基部(64)は、前記少なくとも1つの冷却通路(28)を形成する前記内面(56)に、前記少なくとも1つのコーナブロッカ(30)の第1端部(52)から前記少なくとも1つのコーナブロッカ(30)の第2端部(58)まで接触している、請求項1記載のタービン翼(12)。
- 前記少なくとも1つのコーナブロッカ(30)は2つのコーナブロッカ(30)を含み、第1のコーナブロッカ(72)は、前記少なくとも1つの冷却通路(28)の前記吸込側(42)にある第1角隅(74)から延在しており、第2のコーナブロッカ(76)は、前記少なくとも1つの冷却通路(28)の前記吸込側(42)にある第2角隅(78)から延在している、請求項1記載のタービン翼(12)。
- 前記少なくとも1つのコーナブロッカ(30)は2つのコーナブロッカ(30)を含み、第1のコーナブロッカ(80)は、前記少なくとも1つの冷却通路(28)の前記吸込側(42)にある第1角隅(82)から延在し、かつ前記圧力側(40)から前記吸込側(42)へと延在する第1の内部リブ(84)から延在しており、第2のコーナブロッカ(86)は、前記少なくとも1つの冷却通路(28)の前記圧力側(40)にある第1角隅(88)から延在し、かつ前記第1の内部リブ(84)から延在している、請求項1記載のタービン翼(12)。
- 前記少なくとも1つのコーナブロッカ(30)は4つのコーナブロッカ(30)を含み、第1のコーナブロッカ(90)は、前記少なくとも1つの冷却通路(28)の前記吸込側(42)にある第1角隅(92)から延在しており、第2のコーナブロッカ(94)は、前記少なくとも1つの冷却通路(28)の前記吸込側(42)にある第2角隅(96)から延在しており、第3のコーナブロッカ(98)は、前記少なくとも1つの冷却通路(28)の前記圧力側(40)にある第1角隅(100)から延在しており、第4のコーナブロッカ(102)は、前記少なくとも1つの冷却通路(28)の前記圧力側(40)にある第2角隅(104)から延在している、請求項1記載のタービン翼(12)。
- 前記冷却システム(10)の前記少なくとも1つの冷却通路(28)は、前縁冷却通路(106)を有しており、該前縁冷却通路(106)は、前記外径プラットフォーム(48)に入口(108)を、前記内径プラットフォーム(44)に出口(110)を有している、請求項1記載のタービン翼(12)。
- 前記冷却システム(10)の前記少なくとも1つの冷却通路(28)は、前記外径プラットフォーム(48)から前記内径プラットフォーム(44)へと延在する翼弦中央蛇行冷却通路(112)を有し、該翼弦中央蛇行冷却通路(112)は、翼弦方向に延在する冷却通路脚部(114)を有している、請求項7記載のタービン翼(12)。
- 前記中空翼(36)の前記後縁(18)は、前記後縁(18)と前記外径プラットフォーム(48)の交差部(148)と、前記後縁(18)と前記内径プラットフォーム(44)との交差部(150)とにおいて、前記内径プラットフォーム(44)と前記外径プラットフォーム(48)との間の位置よりも上流方向に位置している、請求項1記載のタービン翼(12)。
- 前記中空翼(36)の前記前縁(16)は、前記前縁(16)と前記外径プラットフォーム(48)の交差部(152)と、前記前縁(16)と前記内径プラットフォーム(44)との交差部(154)とにおいて、前記内径プラットフォーム(44)と前記外径プラットフォーム(48)との間の位置よりも上流方向に位置している、請求項9記載のタービン翼(12)。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2014/020555 WO2015134005A1 (en) | 2014-03-05 | 2014-03-05 | Turbine airfoil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017518451A JP2017518451A (ja) | 2017-07-06 |
| JP6203423B2 true JP6203423B2 (ja) | 2017-09-27 |
Family
ID=51626136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016555737A Expired - Fee Related JP6203423B2 (ja) | 2014-03-05 | 2014-03-05 | 弓形ベーン用のタービン翼冷却システム |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9631499B2 (ja) |
| EP (1) | EP3114322B1 (ja) |
| JP (1) | JP6203423B2 (ja) |
| CN (1) | CN106133276B (ja) |
| WO (1) | WO2015134005A1 (ja) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3172408A1 (en) * | 2014-07-24 | 2017-05-31 | Siemens Aktiengesellschaft | Turbine airfoil cooling system with spanwise extending flow blockers |
| US10156157B2 (en) * | 2015-02-13 | 2018-12-18 | United Technologies Corporation | S-shaped trip strips in internally cooled components |
| US10519781B2 (en) | 2017-01-12 | 2019-12-31 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
| US10465528B2 (en) | 2017-02-07 | 2019-11-05 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
| US10480329B2 (en) | 2017-04-25 | 2019-11-19 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
| US10267163B2 (en) * | 2017-05-02 | 2019-04-23 | United Technologies Corporation | Airfoil turn caps in gas turbine engines |
| KR101901682B1 (ko) | 2017-06-20 | 2018-09-27 | 두산중공업 주식회사 | 제이 타입 캔틸레버드 베인 및 이를 포함하는 가스터빈 |
| US10655476B2 (en) | 2017-12-14 | 2020-05-19 | Honeywell International Inc. | Gas turbine engines with airfoils having improved dust tolerance |
| US11391161B2 (en) * | 2018-07-19 | 2022-07-19 | General Electric Company | Component for a turbine engine with a cooling hole |
| EP3862537A1 (en) * | 2020-02-10 | 2021-08-11 | General Electric Company Polska sp. z o.o. | Cooled turbine nozzle and nozzle segment |
| DE102020106128B4 (de) * | 2020-03-06 | 2025-01-02 | Doosan Enerbility Co., Ltd. | Strömungsmaschinenkomponente für eine gasturbine und eine gasturbine, die dieselbe besitzt |
| WO2022051760A1 (en) * | 2020-09-04 | 2022-03-10 | Siemens Energy Global GmbH & Co. KG | Guide vane in gas turbine engine |
| GB2633337A (en) * | 2023-09-06 | 2025-03-12 | Siemens Energy Global Gmbh & Co Kg | Turbine component for gas turbine engine |
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| NL124984C (ja) | 1963-10-29 | |||
| FR2678318B1 (fr) * | 1991-06-25 | 1993-09-10 | Snecma | Aube refroidie de distributeur de turbine. |
| US5660524A (en) | 1992-07-13 | 1997-08-26 | General Electric Company | Airfoil blade having a serpentine cooling circuit and impingement cooling |
| JP3186576B2 (ja) * | 1996-04-17 | 2001-07-11 | 株式会社日立製作所 | ガスタービン静翼 |
| US5716192A (en) * | 1996-09-13 | 1998-02-10 | United Technologies Corporation | Cooling duct turn geometry for bowed airfoil |
| US5813836A (en) | 1996-12-24 | 1998-09-29 | General Electric Company | Turbine blade |
| US6206638B1 (en) | 1999-02-12 | 2001-03-27 | General Electric Company | Low cost airfoil cooling circuit with sidewall impingement cooling chambers |
| US6241466B1 (en) | 1999-06-01 | 2001-06-05 | General Electric Company | Turbine airfoil breakout cooling |
| DE19926949B4 (de) | 1999-06-14 | 2011-01-05 | Alstom | Kühlungsanordnung für Schaufeln einer Gasturbine |
| US6607356B2 (en) | 2002-01-11 | 2003-08-19 | General Electric Company | Crossover cooled airfoil trailing edge |
| US7281895B2 (en) * | 2003-10-30 | 2007-10-16 | Siemens Power Generation, Inc. | Cooling system for a turbine vane |
| US7435053B2 (en) | 2005-03-29 | 2008-10-14 | Siemens Power Generation, Inc. | Turbine blade cooling system having multiple serpentine trailing edge cooling channels |
| US7413407B2 (en) | 2005-03-29 | 2008-08-19 | Siemens Power Generation, Inc. | Turbine blade cooling system with bifurcated mid-chord cooling chamber |
| US7445432B2 (en) | 2006-03-28 | 2008-11-04 | United Technologies Corporation | Enhanced serpentine cooling with U-shaped divider rib |
| US7918647B1 (en) | 2006-06-21 | 2011-04-05 | Florida Turbine Technologies, Inc. | Turbine airfoil with flow blocking insert |
| US7527474B1 (en) | 2006-08-11 | 2009-05-05 | Florida Turbine Technologies, Inc. | Turbine airfoil with mini-serpentine cooling passages |
| US7624787B2 (en) * | 2006-12-06 | 2009-12-01 | General Electric Company | Disposable insert, and use thereof in a method for manufacturing an airfoil |
| EP1947295A1 (de) * | 2007-01-18 | 2008-07-23 | Siemens Aktiengesellschaft | Schaufeleinsatzkörper einer Axialturbinenschaufel |
| US8070441B1 (en) | 2007-07-20 | 2011-12-06 | Florida Turbine Technologies, Inc. | Turbine airfoil with trailing edge cooling channels |
| US8257035B2 (en) | 2007-12-05 | 2012-09-04 | Siemens Energy, Inc. | Turbine vane for a gas turbine engine |
| US8016563B1 (en) | 2007-12-21 | 2011-09-13 | Florida Turbine Technologies, Inc. | Turbine blade with tip turn cooling |
| US8177507B2 (en) | 2008-05-14 | 2012-05-15 | United Technologies Corporation | Triangular serpentine cooling channels |
| US8292580B2 (en) * | 2008-09-18 | 2012-10-23 | Siemens Energy, Inc. | CMC vane assembly apparatus and method |
| US8057183B1 (en) * | 2008-12-16 | 2011-11-15 | Florida Turbine Technologies, Inc. | Light weight and highly cooled turbine blade |
| US8511968B2 (en) | 2009-08-13 | 2013-08-20 | Siemens Energy, Inc. | Turbine vane for a gas turbine engine having serpentine cooling channels with internal flow blockers |
| US8585360B2 (en) | 2010-09-09 | 2013-11-19 | Siemens Energy, Inc. | Turbine vane nominal airfoil profile |
| US8602735B1 (en) * | 2010-11-22 | 2013-12-10 | Florida Turbine Technologies, Inc. | Turbine blade with diffuser cooling channel |
| US8628294B1 (en) * | 2011-05-19 | 2014-01-14 | Florida Turbine Technologies, Inc. | Turbine stator vane with purge air channel |
-
2014
- 2014-03-05 JP JP2016555737A patent/JP6203423B2/ja not_active Expired - Fee Related
- 2014-03-05 EP EP14776761.0A patent/EP3114322B1/en not_active Not-in-force
- 2014-03-05 US US15/119,084 patent/US9631499B2/en not_active Expired - Fee Related
- 2014-03-05 CN CN201480076712.XA patent/CN106133276B/zh not_active Expired - Fee Related
- 2014-03-05 WO PCT/US2014/020555 patent/WO2015134005A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015134005A8 (en) | 2016-09-09 |
| US9631499B2 (en) | 2017-04-25 |
| US20160362986A1 (en) | 2016-12-15 |
| EP3114322A1 (en) | 2017-01-11 |
| EP3114322B1 (en) | 2018-08-22 |
| WO2015134005A1 (en) | 2015-09-11 |
| CN106133276A (zh) | 2016-11-16 |
| CN106133276B (zh) | 2018-03-13 |
| JP2017518451A (ja) | 2017-07-06 |
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