CN107429569B - 具有低流动框架式通道的涡轮动叶后缘 - Google Patents
具有低流动框架式通道的涡轮动叶后缘 Download PDFInfo
- Publication number
- CN107429569B CN107429569B CN201580078509.0A CN201580078509A CN107429569B CN 107429569 B CN107429569 B CN 107429569B CN 201580078509 A CN201580078509 A CN 201580078509A CN 107429569 B CN107429569 B CN 107429569B
- Authority
- CN
- China
- Prior art keywords
- radially
- axially aligned
- rib
- row
- forming holes
- 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
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
-
- 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
- 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
- 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
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/21—Manufacture essentially without removing material by casting
- F05D2230/211—Manufacture essentially without removing material by casting by precision casting, e.g. microfusing or investment 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
- F05D2240/10—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
- 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
- F05D2260/204—Heat transfer, e.g. cooling by the use of microcircuits
-
- 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)
Abstract
Description
Claims (14)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2015/024221 WO2016160029A1 (en) | 2015-04-03 | 2015-04-03 | Turbine blade trailing edge with low flow framing channel |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107429569A CN107429569A (zh) | 2017-12-01 |
CN107429569B true CN107429569B (zh) | 2019-09-24 |
Family
ID=52823905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580078509.0A Active CN107429569B (zh) | 2015-04-03 | 2015-04-03 | 具有低流动框架式通道的涡轮动叶后缘 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10704397B2 (zh) |
EP (1) | EP3277931B1 (zh) |
JP (1) | JP6820272B2 (zh) |
CN (1) | CN107429569B (zh) |
WO (1) | WO2016160029A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10830060B2 (en) * | 2016-12-02 | 2020-11-10 | General Electric Company | Engine component with flow enhancer |
US11415000B2 (en) | 2017-06-30 | 2022-08-16 | Siemens Energy Global GmbH & Co. KG | Turbine airfoil with trailing edge features and casting core |
GB2574368A (en) * | 2018-04-09 | 2019-12-11 | Rolls Royce Plc | Coolant channel with interlaced ribs |
US11333023B2 (en) * | 2018-11-09 | 2022-05-17 | Raytheon Technologies Corporation | Article having cooling passage network with inter-row sub-passages |
GB201902997D0 (en) | 2019-03-06 | 2019-04-17 | Rolls Royce Plc | Coolant channel |
EP4281651A2 (en) * | 2021-01-21 | 2023-11-29 | Parker-Hannifin Corporation | Heat exchanger with progressive divided flow circuit, structural load bearing design |
CN116950724B (zh) * | 2023-09-20 | 2024-01-09 | 中国航发四川燃气涡轮研究院 | 一种应用于涡轮叶片尾缘的内部冷却结构及其设计方法 |
Family Cites Families (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4153386A (en) | 1974-12-11 | 1979-05-08 | United Technologies Corporation | Air cooled turbine vanes |
US4589824A (en) * | 1977-10-21 | 1986-05-20 | United Technologies Corporation | Rotor blade having a tip cap end closure |
US4278400A (en) | 1978-09-05 | 1981-07-14 | United Technologies Corporation | Coolable rotor blade |
US4474532A (en) | 1981-12-28 | 1984-10-02 | United Technologies Corporation | Coolable airfoil for a rotary machine |
US4753575A (en) * | 1987-08-06 | 1988-06-28 | United Technologies Corporation | Airfoil with nested cooling channels |
US5002460A (en) | 1989-10-02 | 1991-03-26 | General Electric Company | Internally cooled airfoil blade |
US5704763A (en) | 1990-08-01 | 1998-01-06 | General Electric Company | Shear jet cooling passages for internally cooled machine elements |
US5243759A (en) * | 1991-10-07 | 1993-09-14 | United Technologies Corporation | Method of casting to control the cooling air flow rate of the airfoil trailing edge |
US5246340A (en) | 1991-11-19 | 1993-09-21 | Allied-Signal Inc. | Internally cooled airfoil |
US5288207A (en) | 1992-11-24 | 1994-02-22 | United Technologies Corporation | Internally cooled turbine airfoil |
US5599166A (en) | 1994-11-01 | 1997-02-04 | United Technologies Corporation | Core for fabrication of gas turbine engine airfoils |
US5779447A (en) | 1997-02-19 | 1998-07-14 | Mitsubishi Heavy Industries, Ltd. | Turbine rotor |
US5931638A (en) | 1997-08-07 | 1999-08-03 | United Technologies Corporation | Turbomachinery airfoil with optimized heat transfer |
US6106231A (en) | 1998-11-06 | 2000-08-22 | General Electric Company | Partially coated airfoil and method for making |
DE19921644B4 (de) | 1999-05-10 | 2012-01-05 | Alstom | Kühlbare Schaufel für eine Gasturbine |
US6179565B1 (en) | 1999-08-09 | 2001-01-30 | United Technologies Corporation | Coolable airfoil structure |
US6254334B1 (en) | 1999-10-05 | 2001-07-03 | United Technologies Corporation | Method and apparatus for cooling a wall within a gas turbine engine |
US6402470B1 (en) * | 1999-10-05 | 2002-06-11 | United Technologies Corporation | Method and apparatus for cooling a wall within a gas turbine engine |
US6331098B1 (en) | 1999-12-18 | 2001-12-18 | General Electric Company | Coriolis turbulator blade |
DE19963349A1 (de) | 1999-12-27 | 2001-06-28 | Abb Alstom Power Ch Ag | Schaufel für Gasturbinen mit Drosselquerschnitt an Hinterkante |
EP1223308B1 (de) | 2000-12-16 | 2007-01-24 | ALSTOM Technology Ltd | Komponente einer Strömungsmaschine |
US6974308B2 (en) | 2001-11-14 | 2005-12-13 | Honeywell International, Inc. | High effectiveness cooled turbine vane or blade |
DE50304226D1 (de) | 2002-03-25 | 2006-08-24 | Alstom Technology Ltd | Gekühlte turbinenschaufel |
US7014424B2 (en) * | 2003-04-08 | 2006-03-21 | United Technologies Corporation | Turbine element |
US6896487B2 (en) | 2003-08-08 | 2005-05-24 | United Technologies Corporation | Microcircuit airfoil mainbody |
US7097425B2 (en) | 2003-08-08 | 2006-08-29 | United Technologies Corporation | Microcircuit cooling for a turbine airfoil |
US6890154B2 (en) | 2003-08-08 | 2005-05-10 | United Technologies Corporation | Microcircuit cooling for a turbine blade |
US6981840B2 (en) | 2003-10-24 | 2006-01-03 | General Electric Company | Converging pin cooled airfoil |
US7021893B2 (en) | 2004-01-09 | 2006-04-04 | United Technologies Corporation | Fanned trailing edge teardrop array |
ATE410586T1 (de) | 2004-07-26 | 2008-10-15 | Siemens Ag | Gekühltes bauteil einer strömungsmaschine und verfahren zum giessen dieses gekühlten bauteils |
US7131818B2 (en) * | 2004-11-02 | 2006-11-07 | United Technologies Corporation | Airfoil with three-pass serpentine cooling channel and microcircuit |
US7478994B2 (en) | 2004-11-23 | 2009-01-20 | United Technologies Corporation | Airfoil with supplemental cooling channel adjacent leading edge |
US7438527B2 (en) | 2005-04-22 | 2008-10-21 | United Technologies Corporation | Airfoil trailing edge cooling |
US7270515B2 (en) | 2005-05-26 | 2007-09-18 | Siemens Power Generation, Inc. | Turbine airfoil trailing edge cooling system with segmented impingement ribs |
US7452186B2 (en) * | 2005-08-16 | 2008-11-18 | United Technologies Corporation | Turbine blade including revised trailing edge cooling |
US7625178B2 (en) | 2006-08-30 | 2009-12-01 | Honeywell International Inc. | High effectiveness cooled turbine blade |
US7690894B1 (en) | 2006-09-25 | 2010-04-06 | Florida Turbine Technologies, Inc. | Ceramic core assembly for serpentine flow circuit in a turbine blade |
US7780414B1 (en) * | 2007-01-17 | 2010-08-24 | Florida Turbine Technologies, Inc. | Turbine blade with multiple metering trailing edge cooling holes |
US7780415B2 (en) | 2007-02-15 | 2010-08-24 | Siemens Energy, Inc. | Turbine blade having a convergent cavity cooling system for a trailing edge |
US7862299B1 (en) | 2007-03-21 | 2011-01-04 | Florida Turbine Technologies, Inc. | Two piece hollow turbine blade with serpentine cooling circuits |
US7934906B2 (en) | 2007-11-14 | 2011-05-03 | Siemens Energy, Inc. | Turbine blade tip cooling system |
US8096768B1 (en) | 2009-02-04 | 2012-01-17 | Florida Turbine Technologies, Inc. | Turbine blade with trailing edge impingement cooling |
US8192146B2 (en) | 2009-03-04 | 2012-06-05 | Siemens Energy, Inc. | Turbine blade dual channel cooling system |
US9011077B2 (en) | 2011-04-20 | 2015-04-21 | Siemens Energy, Inc. | Cooled airfoil in a turbine engine |
US20120269649A1 (en) | 2011-04-22 | 2012-10-25 | Christopher Rawlings | Turbine blade with improved trailing edge cooling |
US8840363B2 (en) | 2011-09-09 | 2014-09-23 | Siemens Energy, Inc. | Trailing edge cooling system in a turbine airfoil assembly |
US20130084191A1 (en) | 2011-10-04 | 2013-04-04 | Nan Jiang | Turbine blade with impingement cavity cooling including pin fins |
US8261810B1 (en) | 2012-01-24 | 2012-09-11 | Florida Turbine Technologies, Inc. | Turbine airfoil ceramic core with strain relief slot |
US9279331B2 (en) | 2012-04-23 | 2016-03-08 | United Technologies Corporation | Gas turbine engine airfoil with dirt purge feature and core for making same |
US10100645B2 (en) | 2012-08-13 | 2018-10-16 | United Technologies Corporation | Trailing edge cooling configuration for a gas turbine engine airfoil |
US10329934B2 (en) * | 2014-12-15 | 2019-06-25 | United Technologies Corporation | Reversible flow blade outer air seal |
-
2015
- 2015-04-03 EP EP15715651.4A patent/EP3277931B1/en active Active
- 2015-04-03 US US15/558,285 patent/US10704397B2/en active Active
- 2015-04-03 JP JP2017552071A patent/JP6820272B2/ja active Active
- 2015-04-03 WO PCT/US2015/024221 patent/WO2016160029A1/en active Application Filing
- 2015-04-03 CN CN201580078509.0A patent/CN107429569B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP3277931B1 (en) | 2020-08-19 |
US20180058225A1 (en) | 2018-03-01 |
EP3277931A1 (en) | 2018-02-07 |
JP2018514684A (ja) | 2018-06-07 |
WO2016160029A1 (en) | 2016-10-06 |
CN107429569A (zh) | 2017-12-01 |
JP6820272B2 (ja) | 2021-01-27 |
US10704397B2 (en) | 2020-07-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107429569B (zh) | 具有低流动框架式通道的涡轮动叶后缘 | |
EP2948641B1 (en) | Seal assembly in a gas turbine engine including grooves in a radially outwardly facing side of a platform and in a inwardly facing side of an inner shroud | |
US9181816B2 (en) | Seal assembly including grooves in an aft facing side of a platform in a gas turbine engine | |
EP2948639B1 (en) | Seal assembly including grooves in an inner shroud in a gas turbine engine | |
JP5997831B2 (ja) | 局所的な壁厚さ制御を伴うタービン翼 | |
EP2412925B1 (en) | Turbine blade and gas turbine | |
JP6739934B2 (ja) | ガスタービンのシール | |
CN103089330B (zh) | 一种涡轮机系统以及用于该系统的叶片组件 | |
CN103089332B (zh) | 涡轮机系统的叶片组件 | |
JP6092661B2 (ja) | ガスタービン翼 | |
EP2917494B1 (en) | Blade for a turbomachine | |
EP3372787B1 (en) | Turbine blade, gas turbine, and method of manufacturing turbine blade | |
JP2010156331A (ja) | ノズルの応力を低減する方法および装置 | |
JP2016121682A (ja) | 回転ガスタービンブレードおよびそのようなブレードを備えるガスタービン | |
WO2015050676A1 (en) | Seal assembly including grooves in an aft facing side of a platform in a gas turbine engine | |
IT202100000296A1 (it) | Motore a turbine con paletta avente un insieme di fossette | |
JP2017534791A (ja) | 一体の前縁及び先端の冷却流体通路を有するガスタービン翼及びこのような翼を形成するために使用されるコア構造体 | |
JP2017534791A5 (zh) | ||
US20200072239A1 (en) | Reinforced axial diffuser | |
JP6928170B2 (ja) | タービンロータ翼形、および動翼内の空洞における圧力損失を低減するための対応方法 | |
EP2778346B1 (en) | Rotor for a gas turbine engine, corresponding gas turbine engine and method of improving gas turbine engine rotor efficiency |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220830 Address after: Munich, Germany Patentee after: Siemens energy Global Ltd. Address before: Munich, Germany Patentee before: SIEMENS AG |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: Munich, Germany Patentee after: Siemens Energy International Country or region after: Germany Address before: Munich, Germany Patentee before: Siemens energy Global Ltd. Country or region before: Germany |