EP2014871A3 - Systeme und Verfahren mit variablen Schaufeln - Google Patents

Systeme und Verfahren mit variablen Schaufeln Download PDF

Info

Publication number: EP2014871A3
Authority: EP; European Patent Office
Prior art keywords: vane; systems; methods involving; vanes; variable vanes
Prior art date: 2007-07-10
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.): Granted

Application number

EP08252364A

Other languages

English (en)

French (fr)

Other versions

EP2014871B1 (de

EP2014871A2 (de

Inventor

Michael G. Mccaffrey

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.)

Raytheon Technologies Corp

Original Assignee

United Technologies Corp

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.)

2007-07-10

Filing date

2008-07-10

Publication date

2011-08-31

2008-07-10 Application filed by United Technologies Corp filed Critical United Technologies Corp

2009-01-14 Publication of EP2014871A2 publication Critical patent/EP2014871A2/de

2011-08-31 Publication of EP2014871A3 publication Critical patent/EP2014871A3/de

2012-11-14 Application granted granted Critical

2012-11-14 Publication of EP2014871B1 publication Critical patent/EP2014871B1/de

Status Expired - Fee Related legal-status Critical Current

2028-07-10 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/145—Means for influencing boundary layers or secondary circulations
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/146—Shape, i.e. outer, aerodynamic form of blades with tandem configuration, split blades or slotted 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
- 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
- F01D5/148—Blades with variable camber, e.g. by ejection of fluid
- 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
- 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
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/17—Purpose of the control system to control boundary layer

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Control Of Turbines (AREA)
Supercharger (AREA)

EP08252364A 2007-07-10 2008-07-10 Systeme und Verfahren mit variablen Schaufeln Expired - Fee Related EP2014871B1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US11/775,523 US20090016871A1 (en)	2007-07-10	2007-07-10	Systems and Methods Involving Variable Vanes

Publications (3)

Publication Number	Publication Date
EP2014871A2 EP2014871A2 (de)	2009-01-14
EP2014871A3 true EP2014871A3 (de)	2011-08-31
EP2014871B1 EP2014871B1 (de)	2012-11-14

Family

ID=39830181

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP08252364A Expired - Fee Related EP2014871B1 (de)	2007-07-10	2008-07-10	Systeme und Verfahren mit variablen Schaufeln

Country Status (2)

Country	Link
US (1)	US20090016871A1 (de)
EP (1)	EP2014871B1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8197209B2 (en) *	2007-12-19	2012-06-12	United Technologies Corp.	Systems and methods involving variable throat area vanes
GB0910647D0 (en)	2009-06-22	2009-08-05	Rolls Royce Plc	A compressor blade
US20120304660A1 (en)	2011-06-06	2012-12-06	Kupratis Daniel B	Turbomachine combustors having different flow paths
US9560630B2 (en) *	2011-08-12	2017-01-31	Qualcomm Incorporated	Devices for reduced overhead paging
US9617868B2 (en)	2013-02-26	2017-04-11	Rolls-Royce North American Technologies, Inc.	Gas turbine engine variable geometry flow component
US10221720B2 (en) *	2014-09-03	2019-03-05	Honeywell International Inc.	Structural frame integrated with variable-vectoring flow control for use in turbine systems
US10641113B2 (en) *	2015-04-08	2020-05-05	United Technologies Corporation	Airfoils
US9957900B2 (en) *	2015-05-11	2018-05-01	General Electric Company	System and method for flow control in turbine
US10578028B2 (en)	2015-08-18	2020-03-03	General Electric Company	Compressor bleed auxiliary turbine
US20170051680A1 (en) *	2015-08-18	2017-02-23	General Electric Company	Airflow injection nozzle for a gas turbine engine
US10711702B2 (en)	2015-08-18	2020-07-14	General Electric Company	Mixed flow turbocore
JP6606613B2 (ja) *	2016-12-21	2019-11-13	三菱重工エンジン＆ターボチャージャ株式会社	ターボチャージャ及びターボチャージャのノズルベーン並びにタービン
US10760426B2 (en) *	2017-06-13	2020-09-01	General Electric Company	Turbine engine with variable effective throat
US20200362704A1 (en) *	2019-05-17	2020-11-19	Solar Turbines Incorporated	Nozzle segment
US20210301684A1 (en) *	2020-03-30	2021-09-30	General Electric Company	Fluidic flow control device
US11692448B1 (en)	2022-03-04	2023-07-04	General Electric Company	Passive valve assembly for a nozzle of a gas turbine engine

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2825532A (en) *	1951-01-04	1958-03-04	Snecma	Device for controlling the flow of fluid between cambered blades
FR1499216A (fr) *	1966-07-12	1967-10-27	Snecma	Dispositif d'aube à refroidissement
EP0164539A1 (de) *	1984-05-15	1985-12-18	A. S. Kongsberg Väpenfabrikk	Gasturbine mit veränderlicher Strömung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2801790A (en) *	1950-06-21	1957-08-06	United Aircraft Corp	Compressor blading
US2746672A (en) *	1950-07-27	1956-05-22	United Aircraft Corp	Compressor blading
US4072008A (en) *	1976-05-04	1978-02-07	General Electric Company	Variable area bypass injector system
GB2129882B (en) *	1982-11-10	1986-04-16	Rolls Royce	Gas turbine stator vane
DE3542762A1 (de) *	1985-12-04	1987-06-11	Mtu Muenchen Gmbh	Einrichtung zur steuerung oder regelung von gasturbinentriebwerken bzw. gasturbinenstrahltriebwerken
US4707981A (en) *	1986-01-27	1987-11-24	Rockwell International Corporation	Variable expansion ratio reaction engine
US4741667A (en) *	1986-05-28	1988-05-03	United Technologies Corporation	Stator vane
US5207556A (en) *	1992-04-27	1993-05-04	General Electric Company	Airfoil having multi-passage baffle
US5645397A (en) *	1995-10-10	1997-07-08	United Technologies Corporation	Turbine vane assembly with multiple passage cooled vanes
US5833433A (en) *	1997-01-07	1998-11-10	Mcdonnell Douglas Corporation	Rotating machinery noise control device
US6026791A (en) *	1997-03-03	2000-02-22	Alliedsignal Inc.	Exhaust gas recirculation valve with integral feedback proportional to volumetric flow
US6164903A (en) *	1998-12-22	2000-12-26	United Technologies Corporation	Turbine vane mounting arrangement
US6565313B2 (en) *	2001-10-04	2003-05-20	United Technologies Corporation	Bleed deflector for a gas turbine engine
US6929446B2 (en) *	2003-10-22	2005-08-16	General Electric Company	Counterbalanced flow turbine nozzle
US8197209B2 (en) *	2007-12-19	2012-06-12	United Technologies Corp.	Systems and methods involving variable throat area vanes

2007
- 2007-07-10 US US11/775,523 patent/US20090016871A1/en not_active Abandoned
2008
- 2008-07-10 EP EP08252364A patent/EP2014871B1/de not_active Expired - Fee Related

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2825532A (en) *	1951-01-04	1958-03-04	Snecma	Device for controlling the flow of fluid between cambered blades
FR1499216A (fr) *	1966-07-12	1967-10-27	Snecma	Dispositif d'aube à refroidissement
EP0164539A1 (de) *	1984-05-15	1985-12-18	A. S. Kongsberg Väpenfabrikk	Gasturbine mit veränderlicher Strömung

Also Published As

Publication number	Publication date
EP2014871B1 (de)	2012-11-14
US20090016871A1 (en)	2009-01-15
EP2014871A2 (de)	2009-01-14

Legal Events

Date	Code	Title	Description
2008-12-12	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2009-01-14	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
2009-01-14	AX	Request for extension of the european patent	Extension state: AL BA MK RS
2011-07-29	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
2011-08-31	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
2011-08-31	AX	Request for extension of the european patent	Extension state: AL BA MK RS
2011-08-31	RIC1	Information provided on ipc code assigned before grant	Ipc: F01D 9/04 20060101ALI20110727BHEP Ipc: F01D 5/14 20060101AFI20110727BHEP
2012-04-11	17P	Request for examination filed	Effective date: 20120229
2012-05-09	AKX	Designation fees paid	Designated state(s): DE GB
2012-06-08	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2012-10-09	GRAS	Grant fee paid	Free format text: ORIGINAL CODE: EPIDOSNIGR3
2012-10-12	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
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