EP2904243A4 - Aerodynamic intercompressor bleed ports - Google Patents

Aerodynamic intercompressor bleed ports

Info

Publication number
EP2904243A4
EP2904243A4 EP13843532.6A EP13843532A EP2904243A4 EP 2904243 A4 EP2904243 A4 EP 2904243A4 EP 13843532 A EP13843532 A EP 13843532A EP 2904243 A4 EP2904243 A4 EP 2904243A4
Authority
EP
European Patent Office
Prior art keywords
intercompressor
aerodynamic
bleed ports
bleed
ports
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.)
Withdrawn
Application number
EP13843532.6A
Other languages
German (de)
French (fr)
Other versions
EP2904243A1 (en
Inventor
Jonathan D Little
Kevin J Cummings
Paul S Schweiger
Daniel J Monahan
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.)
Filing date
Publication date
Priority claimed from US13/644,597 external-priority patent/US9322337B2/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of EP2904243A1 publication Critical patent/EP2904243A1/en
Publication of EP2904243A4 publication Critical patent/EP2904243A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/16—Control of working fluid flow
    • F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
    • F04D27/0215—Arrangements therefor, e.g. bleed or by-pass valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
    • F04D27/023—Details or means for fluid extraction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP13843532.6A 2012-10-04 2013-10-03 Aerodynamic intercompressor bleed ports Withdrawn EP2904243A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/644,597 US9322337B2 (en) 2012-06-20 2012-10-04 Aerodynamic intercompressor bleed ports
PCT/US2013/063247 WO2014055751A1 (en) 2012-10-04 2013-10-03 Aerodynamic intercompressor bleed ports

Publications (2)

Publication Number Publication Date
EP2904243A1 EP2904243A1 (en) 2015-08-12
EP2904243A4 true EP2904243A4 (en) 2016-06-29

Family

ID=50435430

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13843532.6A Withdrawn EP2904243A4 (en) 2012-10-04 2013-10-03 Aerodynamic intercompressor bleed ports

Country Status (2)

Country Link
EP (1) EP2904243A4 (en)
WO (1) WO2014055751A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5155993A (en) * 1990-04-09 1992-10-20 General Electric Company Apparatus for compressor air extraction
US6106227A (en) * 1998-02-27 2000-08-22 United Technologies Corporation Roller assembly for guiding an actuating ring
EP2431590A2 (en) * 2010-09-21 2012-03-21 United Technologies Corporation Gas turbine engine with bleed duct for minimum reduction of bleed flow and minimum rejection of hail during hail ingestion events
EP2904213A1 (en) * 2012-10-01 2015-08-12 United Technologies Corporation Reduced height ligaments to minimize non-integral vibrations in rotor blades

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2823532B1 (en) * 2001-04-12 2003-07-18 Snecma Moteurs DISCHARGE SYSTEM FOR A TURBO-JET OR TURBO-PROPELLER WITH SIMPLIFIED CONTROL
US6802691B2 (en) * 2002-11-19 2004-10-12 United Technologies Corporation Maintainable compressor stability bleed system
US7946104B2 (en) * 2006-05-12 2011-05-24 Rohr, Inc. Bleed air relief system for engines
GB0810883D0 (en) * 2008-06-16 2008-07-23 Rolls Royce Plc A bleed valve arrangement
US9175605B2 (en) * 2009-12-29 2015-11-03 Rolls-Royce Corporation Gas turbine engine surge margin bleed power recuperation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5155993A (en) * 1990-04-09 1992-10-20 General Electric Company Apparatus for compressor air extraction
US6106227A (en) * 1998-02-27 2000-08-22 United Technologies Corporation Roller assembly for guiding an actuating ring
EP2431590A2 (en) * 2010-09-21 2012-03-21 United Technologies Corporation Gas turbine engine with bleed duct for minimum reduction of bleed flow and minimum rejection of hail during hail ingestion events
EP2904213A1 (en) * 2012-10-01 2015-08-12 United Technologies Corporation Reduced height ligaments to minimize non-integral vibrations in rotor blades

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014055751A1 *

Also Published As

Publication number Publication date
EP2904243A1 (en) 2015-08-12
WO2014055751A1 (en) 2014-04-10

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20150501

AK Designated contracting states

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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

AX Request for extension of the european patent

Extension state: BA ME

RIN1 Information on inventor provided before grant (corrected)

Inventor name: SCHWEIGER, PAUL S.

Inventor name: LITTLE, JONATHAN D.

Inventor name: MONAHAN, DANIEL J.

Inventor name: CUMMINGS, KEVIN J.

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160527

RIC1 Information provided on ipc code assigned before grant

Ipc: F02C 9/18 20060101AFI20160520BHEP

Ipc: F02C 9/00 20060101ALI20160520BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: UNITED TECHNOLOGIES CORPORATION

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Effective date: 20170103