EP2870342A4 - Mid-turbine frame hpt seal support meshing - Google Patents

Mid-turbine frame hpt seal support meshing

Info

Publication number: EP2870342A4
Authority: EP; European Patent Office
Prior art keywords: mid; seal support; turbine frame; support meshing; hpt
Prior art date: 2012-07-09
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP13816663.2A

Other languages

German (de)

French (fr)

Other versions

EP2870342A1 (en

Inventor

Jorge I Farah

Shu Liu

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.)

RTX 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.)

2012-07-09

Filing date

2013-07-09

Publication date

2015-07-22

2013-07-09 Application filed by United Technologies Corp filed Critical United Technologies Corp

2015-05-13 Publication of EP2870342A1 publication Critical patent/EP2870342A1/en

2015-07-22 Publication of EP2870342A4 publication Critical patent/EP2870342A4/en

Status Withdrawn legal-status Critical Current

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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/246—Fastening of diaphragms or stator-rings
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
- 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
- F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/50—Intrinsic material properties or characteristics
- F05D2300/501—Elasticity

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)

EP13816663.2A 2012-07-09 2013-07-09 Mid-turbine frame hpt seal support meshing Withdrawn EP2870342A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US13/544,229 US20140010649A1 (en)	2012-07-09	2012-07-09	Mid-turbine frame hpt seal support meshing
PCT/US2013/049646 WO2014011586A1 (en)	2012-07-09	2013-07-09	Mid-turbine frame hpt seal support meshing

Publications (2)

Publication Number	Publication Date
EP2870342A1 EP2870342A1 (en)	2015-05-13
EP2870342A4 true EP2870342A4 (en)	2015-07-22

Family

ID=49878661

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP13816663.2A Withdrawn EP2870342A4 (en)	2012-07-09	2013-07-09	Mid-turbine frame hpt seal support meshing

Country Status (3)

Country	Link
US (1)	US20140010649A1 (en)
EP (1)	EP2870342A4 (en)
WO (1)	WO2014011586A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US10934890B2 (en)	2014-05-09	2021-03-02	Raytheon Technologies Corporation	Shrouded conduit for arranging a fluid flowpath
US10215098B2 (en)	2015-01-22	2019-02-26	United Technologies Corporation	Bearing compartment seal
US10161256B2 (en) *	2015-01-22	2018-12-25	Untied Technologies Corporation	Seal with backup seal
US9926797B2 (en)	2015-01-22	2018-03-27	United Technologies Corporation	Flange trapped seal configuration
DE102016218239A1 (en)	2016-09-22	2018-03-22	MTU Aero Engines AG	Sealing arrangement for a turbine intermediate housing of a gas turbine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6183193B1 (en) *	1999-05-21	2001-02-06	Pratt & Whitney Canada Corp.	Cast on-board injection nozzle with adjustable flow area
US20040007823A1 (en) *	2002-07-12	2004-01-15	General Electric Company	Seal for a rotating member
US20040120807A1 (en) *	2002-12-19	2004-06-24	Albers Robert Joseph	Method and apparatus for controlling fluid leakage through gas turbine engines
DE102009044103A1 (en) *	2008-11-29	2010-06-02	General Electric Co.	Turbine housing assembly and method for a gas turbine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6676369B2 (en) *	2002-03-26	2004-01-13	General Electric Company	Aspirating face seal with axially extending seal teeth
US8061969B2 (en) *	2008-11-28	2011-11-22	Pratt & Whitney Canada Corp.	Mid turbine frame system for gas turbine engine
US20100132371A1 (en) *	2008-11-28	2010-06-03	Pratt & Whitney Canada Corp.	Mid turbine frame system for gas turbine engine
US8511969B2 (en) *	2009-10-01	2013-08-20	Pratt & Whitney Canada Corp.	Interturbine vane with multiple air chambers
US8920113B2 (en) *	2011-11-28	2014-12-30	United Technologies Corporation	Thermal gradiant tolerant turbomachine coupling member
US9394915B2 (en) *	2012-06-04	2016-07-19	United Technologies Corporation	Seal land for static structure of a gas turbine engine

2012
- 2012-07-09 US US13/544,229 patent/US20140010649A1/en not_active Abandoned
2013
- 2013-07-09 WO PCT/US2013/049646 patent/WO2014011586A1/en not_active Ceased
- 2013-07-09 EP EP13816663.2A patent/EP2870342A4/en not_active Withdrawn

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6183193B1 (en) *	1999-05-21	2001-02-06	Pratt & Whitney Canada Corp.	Cast on-board injection nozzle with adjustable flow area
US20040007823A1 (en) *	2002-07-12	2004-01-15	General Electric Company	Seal for a rotating member
US20040120807A1 (en) *	2002-12-19	2004-06-24	Albers Robert Joseph	Method and apparatus for controlling fluid leakage through gas turbine engines
DE102009044103A1 (en) *	2008-11-29	2010-06-02	General Electric Co.	Turbine housing assembly and method for a gas turbine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014011586A1 *

Also Published As

Publication number	Publication date
US20140010649A1 (en)	2014-01-09
WO2014011586A1 (en)	2014-01-16
EP2870342A1 (en)	2015-05-13

Legal Events

Date	Code	Title	Description
2015-04-10	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
2015-05-13	17P	Request for examination filed	Effective date: 20150209
2015-05-13	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2015-05-13	AX	Request for extension of the european patent	Extension state: BA ME
2015-07-01	RIN1	Information on inventor provided before grant (corrected)	Inventor name: LIU, SHU Inventor name: FARAH, JORGE I.
2015-07-22	RA4	Supplementary search report drawn up and despatched (corrected)	Effective date: 20150619
2015-07-22	RIC1	Information provided on ipc code assigned before grant	Ipc: F02C 7/00 20060101AFI20150615BHEP Ipc: F01D 25/28 20060101ALI20150615BHEP Ipc: F02C 7/28 20060101ALI20150615BHEP Ipc: F01D 25/24 20060101ALI20150615BHEP Ipc: F01D 11/00 20060101ALI20150615BHEP
2015-10-14	DAX	Request for extension of the european patent (deleted)
2016-01-22	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
2016-02-24	18W	Application withdrawn	Effective date: 20160118

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