DE69506218D1 - Anstreifring für eine Gasturbine - Google Patents

Anstreifring für eine Gasturbine

Info

Publication number
DE69506218D1
DE69506218D1 DE69506218T DE69506218T DE69506218D1 DE 69506218 D1 DE69506218 D1 DE 69506218D1 DE 69506218 T DE69506218 T DE 69506218T DE 69506218 T DE69506218 T DE 69506218T DE 69506218 D1 DE69506218 D1 DE 69506218D1
Authority
DE
Germany
Prior art keywords
gas turbine
contact ring
ring
contact
turbine
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.)
Expired - Lifetime
Application number
DE69506218T
Other languages
English (en)
Other versions
DE69506218T2 (de
Inventor
John D Privett
William P Byrne
Nick A Nolcheff
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
Application filed by United Technologies Corp filed Critical United Technologies Corp
Application granted granted Critical
Publication of DE69506218D1 publication Critical patent/DE69506218D1/de
Publication of DE69506218T2 publication Critical patent/DE69506218T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/685—Inducing localised fluid recirculation in the stator-rotor interface
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S415/00—Rotary kinetic fluid motors or pumps
    • Y10S415/914—Device to control boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE69506218T 1994-12-29 1995-09-07 Anstreifring für eine Gasturbine Expired - Lifetime DE69506218T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/365,874 US5474417A (en) 1994-12-29 1994-12-29 Cast casing treatment for compressor blades

Publications (2)

Publication Number Publication Date
DE69506218D1 true DE69506218D1 (de) 1999-01-07
DE69506218T2 DE69506218T2 (de) 1999-06-24

Family

ID=23440734

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69506218T Expired - Lifetime DE69506218T2 (de) 1994-12-29 1995-09-07 Anstreifring für eine Gasturbine

Country Status (4)

Country Link
US (1) US5474417A (de)
EP (1) EP0719907B1 (de)
JP (1) JP3776957B2 (de)
DE (1) DE69506218T2 (de)

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US6004095A (en) * 1996-06-10 1999-12-21 Massachusetts Institute Of Technology Reduction of turbomachinery noise
EP0992656B1 (de) * 1998-10-05 2003-09-10 ALSTOM (Switzerland) Ltd Strömungsmaschine zum Verdichten oder Entspannen eines komprimierbaren Mediums
US6120242A (en) 1998-11-13 2000-09-19 General Electric Company Blade containing turbine shroud
US6146089A (en) * 1998-11-23 2000-11-14 General Electric Company Fan containment structure having contoured shroud for optimized tip clearance
US6231301B1 (en) * 1998-12-10 2001-05-15 United Technologies Corporation Casing treatment for a fluid compressor
US6290458B1 (en) 1999-09-20 2001-09-18 Hitachi, Ltd. Turbo machines
GB2373022B (en) 2001-03-05 2005-06-22 Rolls Royce Plc Tip treatment assembly for a gas turbine engine
GB2373024B (en) 2001-03-05 2005-06-22 Rolls Royce Plc Tip treatment bars for gas turbine engines
GB2373023B (en) * 2001-03-05 2004-12-22 Rolls Royce Plc Tip treatment bar components
US6585479B2 (en) * 2001-08-14 2003-07-01 United Technologies Corporation Casing treatment for compressors
AU2003222718A1 (en) * 2002-02-28 2003-09-09 Mtu Aero Engines Gmbh Recirculation structure for turbo chargers
GB0216952D0 (en) * 2002-07-20 2002-08-28 Rolls Royce Plc Gas turbine engine casing and rotor blade arrangement
CA2496543C (en) * 2002-08-23 2010-08-10 Mtu Aero Engines Gmbh Recirculation structure for a turbocompressor
US7074006B1 (en) * 2002-10-08 2006-07-11 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Endwall treatment and method for gas turbine
US7631483B2 (en) * 2003-09-22 2009-12-15 General Electric Company Method and system for reduction of jet engine noise
DE102004055439A1 (de) * 2004-11-17 2006-05-24 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit dynamischer Strömungsbeeinflussung
US7553122B2 (en) * 2005-12-22 2009-06-30 General Electric Company Self-aspirated flow control system for centrifugal compressors
EP1832717A1 (de) 2006-03-09 2007-09-12 Siemens Aktiengesellschaft Verfahren zum Beeinflussen der spaltnahen Strömung einer axial durchströmten Strömungsmaschine sowie ringförmiger Strömungskanal für eine in Axialrichtung von einem Hauptstrom durchströmbare Strömungsmaschine
EP1862641A1 (de) * 2006-06-02 2007-12-05 Siemens Aktiengesellschaft Ringförmiger Strömungskanal für eine in Axialrichtung von einem Hauptstrom durchströmbare Strömungsmaschine
DE102006034424A1 (de) * 2006-07-26 2008-01-31 Mtu Aero Engines Gmbh Gasturbine
DE102007037924A1 (de) * 2007-08-10 2009-02-12 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Ringkanalwandausnehmung
DE102007045790A1 (de) * 2007-09-25 2009-04-02 Mtu Aero Engines Gmbh Strömungsstruktur für einen Turboverdichter
US8534993B2 (en) * 2008-02-13 2013-09-17 United Technologies Corp. Gas turbine engines and related systems involving blade outer air seals
DE102008011644A1 (de) * 2008-02-28 2009-09-03 Rolls-Royce Deutschland Ltd & Co Kg Gehäusestrukturierung für Axialverdichter im Nabenbereich
DE102008019603A1 (de) * 2008-04-18 2009-10-22 Rolls-Royce Deutschland Ltd & Co Kg Strömungsmaschine mit schaufelreiheninterner Fluid-Rückführung
US8052375B2 (en) * 2008-06-02 2011-11-08 General Electric Company Fluidic sealing for turbomachinery
DE102008031982A1 (de) * 2008-07-07 2010-01-14 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Nut an einem Laufspalt eines Schaufelendes
DE102008037154A1 (de) * 2008-08-08 2010-02-11 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine
US8534995B2 (en) * 2009-03-05 2013-09-17 United Technologies Corporation Turbine engine sealing arrangement
FR2949518B1 (fr) 2009-08-31 2011-10-21 Snecma Compresseur de turbomachine ayant des injecteurs d'air
GB2483060B (en) 2010-08-23 2013-05-15 Rolls Royce Plc A turbomachine casing assembly
EP2434164A1 (de) 2010-09-24 2012-03-28 Siemens Aktiengesellschaft Verstellbares Casing Treatment
EP2434163A1 (de) 2010-09-24 2012-03-28 Siemens Aktiengesellschaft Verdichter
US9115594B2 (en) * 2010-12-28 2015-08-25 Rolls-Royce Corporation Compressor casing treatment for gas turbine engine
FR2988146B1 (fr) * 2012-03-15 2014-04-11 Snecma Carter pour roue a aubes de turbomachine ameliore et turbomachine equipee dudit carter
US9617866B2 (en) 2012-07-27 2017-04-11 United Technologies Corporation Blade outer air seal for a gas turbine engine
FR2995949B1 (fr) * 2012-09-25 2018-05-25 Safran Aircraft Engines Carter de turbomachine
GB201219617D0 (en) * 2012-11-01 2012-12-12 Rolls Royce Deutschland & Co Kg Bleed flow passage
CN103994101B (zh) * 2013-02-19 2016-04-20 中国科学院工程热物理研究所 基于多级轴流压气机轮毂端壁自循环抽吸喷气装置及方法
DE102013210168A1 (de) * 2013-05-31 2014-12-04 Rolls-Royce Deutschland Ltd & Co Kg Strukturbaugruppe für eine Strömungsmaschine
EP2818724B1 (de) * 2013-06-27 2020-09-23 MTU Aero Engines GmbH Strömungsmaschine und Verfahren
GB201410264D0 (en) * 2014-06-10 2014-07-23 Rolls Royce Plc An assembly
US10145301B2 (en) 2014-09-23 2018-12-04 Pratt & Whitney Canada Corp. Gas turbine engine inlet
US10378554B2 (en) 2014-09-23 2019-08-13 Pratt & Whitney Canada Corp. Gas turbine engine with partial inlet vane
CN104405685A (zh) * 2014-11-20 2015-03-11 哈尔滨广瀚燃气轮机有限公司 一种改善压气机性能用自循环与周向槽混合式处理机匣
JP2016118165A (ja) * 2014-12-22 2016-06-30 株式会社Ihi 軸流機械およびジェットエンジン
CN104675755B (zh) * 2015-01-14 2017-03-29 西北工业大学 轴流压气机周向错位型自流通机匣处理方法
US9784116B2 (en) * 2015-01-15 2017-10-10 General Electric Company Turbine shroud assembly
US9938848B2 (en) * 2015-04-23 2018-04-10 Pratt & Whitney Canada Corp. Rotor assembly with wear member
US9957807B2 (en) 2015-04-23 2018-05-01 Pratt & Whitney Canada Corp. Rotor assembly with scoop
US10106246B2 (en) 2016-06-10 2018-10-23 Coflow Jet, LLC Fluid systems that include a co-flow jet
US10315754B2 (en) 2016-06-10 2019-06-11 Coflow Jet, LLC Fluid systems that include a co-flow jet
US10724540B2 (en) 2016-12-06 2020-07-28 Pratt & Whitney Canada Corp. Stator for a gas turbine engine fan
US10690146B2 (en) 2017-01-05 2020-06-23 Pratt & Whitney Canada Corp. Turbofan nacelle assembly with flow disruptor
CN108661953A (zh) * 2017-03-28 2018-10-16 中国科学院工程热物理研究所 静叶间自循环抽吸喷气的多级轴流压气机
US10683076B2 (en) 2017-10-31 2020-06-16 Coflow Jet, LLC Fluid systems that include a co-flow jet
GB201719665D0 (en) * 2017-11-27 2018-01-10 Univ Leicester A flow assembly for an axial turbomachine
US11293293B2 (en) 2018-01-22 2022-04-05 Coflow Jet, LLC Turbomachines that include a casing treatment
US11111025B2 (en) 2018-06-22 2021-09-07 Coflow Jet, LLC Fluid systems that prevent the formation of ice
US11047249B2 (en) * 2019-05-01 2021-06-29 Raytheon Technologies Corporation Labyrinth seal with passive check valve
GB2600584B (en) 2019-07-23 2024-03-06 Coflow Jet Llc Fluid systems and methods that address flow separation
US11702945B2 (en) 2021-12-22 2023-07-18 Rolls-Royce North American Technologies Inc. Turbine engine fan case with tip injection air recirculation passage
US11732612B2 (en) 2021-12-22 2023-08-22 Rolls-Royce North American Technologies Inc. Turbine engine fan track liner with tip injection air recirculation passage
US11946379B2 (en) 2021-12-22 2024-04-02 Rolls-Royce North American Technologies Inc. Turbine engine fan case with manifolded tip injection air recirculation passages

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GB504214A (en) * 1937-02-24 1939-04-21 Rheinmetall Borsig Ag Werk Bor Improvements in and relating to turbo compressors
FR1155958A (fr) * 1956-03-28 1958-05-12 Perfectionnements aux turbines à fluide compressible
DK345883D0 (da) * 1983-07-28 1983-07-28 Nordisk Ventilator Aksialventilator
FR2574473B1 (fr) * 1984-11-22 1987-03-20 Snecma Anneau de turbine pour une turbomachine a gaz
JPS63183204A (ja) * 1987-01-26 1988-07-28 Ishikawajima Harima Heavy Ind Co Ltd 軸流回転装置の失速防止構造
CH675279A5 (de) * 1988-06-29 1990-09-14 Asea Brown Boveri
DE69204861T2 (de) * 1991-01-30 1996-05-23 United Technologies Corp Ventilatorgehäuse mit Rezirculationskanälen.
US5282718A (en) * 1991-01-30 1994-02-01 United Technologies Corporation Case treatment for compressor blades
JPH06207558A (ja) * 1993-01-11 1994-07-26 Ishikawajima Harima Heavy Ind Co Ltd エンジン用ファンの作動安定化装置

Also Published As

Publication number Publication date
JPH08200008A (ja) 1996-08-06
US5474417A (en) 1995-12-12
EP0719907A1 (de) 1996-07-03
JP3776957B2 (ja) 2006-05-24
DE69506218T2 (de) 1999-06-24
EP0719907B1 (de) 1998-11-25

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Legal Events

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8364 No opposition during term of opposition