EP3412867B8 - Aube refroidie de turbine à gaz - Google Patents

Aube refroidie de turbine à gaz Download PDF

Info

Publication number: EP3412867B8
Authority: EP; European Patent Office
Prior art keywords: gas turbine; turbine blade; cooled gas; cooled; blade
Prior art date: 2017-06-07
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

Application number

EP17174866.8A

Other languages

German (de)

English (en)

Other versions

EP3412867A1 (fr

EP3412867B1 (fr

Inventor

Shailendra Naik

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Ansaldo Energia Switzerland AG

Original Assignee

Ansaldo Energia Switzerland AG

Priority date (The priority date 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 date listed.)

2017-06-07

Filing date

2017-06-07

Publication date

2024-02-14

2017-06-07 Application filed by Ansaldo Energia Switzerland AG filed Critical Ansaldo Energia Switzerland AG

2017-06-07 Priority to EP17174866.8A priority Critical patent/EP3412867B8/fr

2018-06-07 Priority to CN202610946180.5A priority patent/CN122504510A/zh

2018-06-07 Priority to CN201810580811.1A priority patent/CN108999646A/zh

2018-12-12 Publication of EP3412867A1 publication Critical patent/EP3412867A1/fr

2024-01-03 Publication of EP3412867B1 publication Critical patent/EP3412867B1/fr

2024-02-14 Application granted granted Critical

2024-02-14 Publication of EP3412867B8 publication Critical patent/EP3412867B8/fr

Status Active legal-status Critical Current

2037-06-07 Anticipated expiration legal-status Critical

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
- 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
- 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)

EP17174866.8A 2017-06-07 2017-06-07 Aube refroidie de turbine à gaz Active EP3412867B8 (fr)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
EP17174866.8A EP3412867B8 (fr)	2017-06-07	2017-06-07	Aube refroidie de turbine à gaz
CN202610946180.5A CN122504510A (zh)	2017-06-07	2018-06-07	用于燃气涡轮的叶片和包括所述叶片的电力生成设备
CN201810580811.1A CN108999646A (zh)	2017-06-07	2018-06-07	用于燃气涡轮的叶片和包括所述叶片的电力生成设备

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP17174866.8A EP3412867B8 (fr)	2017-06-07	2017-06-07	Aube refroidie de turbine à gaz

Publications (3)

Publication Number	Publication Date
EP3412867A1 EP3412867A1 (fr)	2018-12-12
EP3412867B1 EP3412867B1 (fr)	2024-01-03
EP3412867B8 true EP3412867B8 (fr)	2024-02-14

Family

ID=59030843

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17174866.8A Active EP3412867B8 (fr)	2017-06-07	2017-06-07	Aube refroidie de turbine à gaz

Country Status (2)

Country	Link
EP (1)	EP3412867B8 (fr)
CN (2)	CN122504510A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10787932B2 (en) *	2018-07-13	2020-09-29	Honeywell International Inc.	Turbine blade with dust tolerant cooling system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4303374A (en) *	1978-12-15	1981-12-01	General Electric Company	Film cooled airfoil body
JPS55114806A (en) *	1979-02-27	1980-09-04	Hitachi Ltd	Gas turbine blade
FR2829174B1 (fr) *	2001-08-28	2006-01-20	Snecma Moteurs	Perfectionnement apportes aux circuits de refroidissement pour aube de turbine a gaz
US6981846B2 (en) *	2003-03-12	2006-01-03	Florida Turbine Technologies, Inc.	Vortex cooling of turbine blades
US7563073B1 (en) *	2006-10-10	2009-07-21	Florida Turbine Technologies, Inc.	Turbine blade with film cooling slot
US7862299B1 (en) *	2007-03-21	2011-01-04	Florida Turbine Technologies, Inc.	Two piece hollow turbine blade with serpentine cooling circuits
EP2107215B1 (fr)	2008-03-31	2013-10-23	Alstom Technology Ltd	Aube de turbine à gaz
US8066483B1 (en) *	2008-12-18	2011-11-29	Florida Turbine Technologies, Inc.	Turbine airfoil with non-parallel pin fins
US8366392B1 (en) *	2009-05-06	2013-02-05	Florida Turbine Technologies, Inc.	Composite air cooled turbine rotor blade
US8585365B1 (en) *	2010-04-13	2013-11-19	Florida Turbine Technologies, Inc.	Turbine blade with triple pass serpentine cooling
CN106593543B (zh) *	2016-11-28	2018-04-17	西北工业大学	一种用于涡轮叶片的拱型凹槽气膜冷却结构

2017
- 2017-06-07 EP EP17174866.8A patent/EP3412867B8/fr active Active
2018
- 2018-06-07 CN CN202610946180.5A patent/CN122504510A/zh active Pending
- 2018-06-07 CN CN201810580811.1A patent/CN108999646A/zh active Pending

Also Published As

Publication number	Publication date
CN122504510A (zh)	2026-08-04
EP3412867A1 (fr)	2018-12-12
CN108999646A (zh)	2018-12-14
EP3412867B1 (fr)	2024-01-03

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