ATE333591T1 - Abriebbeständige verdichterstufe - Google Patents

Abriebbeständige verdichterstufe

Info

Publication number
ATE333591T1
ATE333591T1 AT00307007T AT00307007T ATE333591T1 AT E333591 T1 ATE333591 T1 AT E333591T1 AT 00307007 T AT00307007 T AT 00307007T AT 00307007 T AT00307007 T AT 00307007T AT E333591 T1 ATE333591 T1 AT E333591T1
Authority
AT
Austria
Prior art keywords
compressor stage
abrasion resistant
casing
blade tips
lands
Prior art date
Application number
AT00307007T
Other languages
German (de)
English (en)
Inventor
Mark Joseph Mielke
Michael David Carroll
Mark Willard Marusko
James Edwin Rhoda
David Edward Bulman
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of ATE333591T1 publication Critical patent/ATE333591T1/de

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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • 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
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Inorganic Insulating Materials (AREA)
  • Compressor (AREA)
AT00307007T 1999-11-15 2000-08-16 Abriebbeständige verdichterstufe ATE333591T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/439,436 US6234747B1 (en) 1999-11-15 1999-11-15 Rub resistant compressor stage

Publications (1)

Publication Number Publication Date
ATE333591T1 true ATE333591T1 (de) 2006-08-15

Family

ID=23744687

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00307007T ATE333591T1 (de) 1999-11-15 2000-08-16 Abriebbeständige verdichterstufe

Country Status (7)

Country Link
US (1) US6234747B1 (enExample)
EP (1) EP1101947B1 (enExample)
JP (1) JP2001182694A (enExample)
AT (1) ATE333591T1 (enExample)
DE (1) DE60029405T2 (enExample)
ES (1) ES2267465T3 (enExample)
IL (1) IL137862A (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6527509B2 (en) * 1999-04-26 2003-03-04 Hitachi, Ltd. Turbo machines
US7213068B1 (en) * 1999-11-12 2007-05-01 Lucent Technologies Inc. Policy management system
JP3862137B2 (ja) * 2000-09-20 2006-12-27 淳一 黒川 ターボ形水力機械
JP3872966B2 (ja) * 2001-06-29 2007-01-24 株式会社日立プラントテクノロジー 軸流形流体機械
DE10135003C1 (de) 2001-07-18 2002-10-02 Mtu Aero Engines Gmbh Verdichtergehäusestruktur
AU2003207365A1 (en) * 2002-02-28 2003-09-09 Daimlerchrysler Ag Anti-stall tip treatment means for turbo-compressors
GB0216952D0 (en) * 2002-07-20 2002-08-28 Rolls Royce Plc Gas turbine engine casing and rotor blade arrangement
DE102004055439A1 (de) * 2004-11-17 2006-05-24 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit dynamischer Strömungsbeeinflussung
GB0513377D0 (en) * 2005-06-30 2005-08-03 Rolls Royce Plc A blade
US7685823B2 (en) * 2005-10-28 2010-03-30 Power Systems Mfg., Llc Airflow distribution to a low emissions combustor
GB0526011D0 (en) * 2005-12-22 2006-02-01 Rolls Royce Plc Fan or compressor casing
GB0600532D0 (en) * 2006-01-12 2006-02-22 Rolls Royce Plc A blade and rotor arrangement
GB2435904B (en) * 2006-03-10 2008-08-27 Rolls Royce Plc Compressor Casing
US8172518B2 (en) * 2006-12-29 2012-05-08 General Electric Company Methods and apparatus for fabricating a rotor assembly
DE102007037924A1 (de) * 2007-08-10 2009-02-12 Rolls-Royce Deutschland Ltd & Co Kg Strömungsarbeitsmaschine mit Ringkanalwandausnehmung
DE102007053135A1 (de) * 2007-11-08 2009-05-14 Mtu Aero Engines Gmbh Gasturbinenbauteil, insbesondere Flugtriebwerksbauteil bzw. Verdichterbauteil
US7988410B1 (en) 2007-11-19 2011-08-02 Florida Turbine Technologies, Inc. Blade tip shroud with circular grooves
DE102008011644A1 (de) * 2008-02-28 2009-09-03 Rolls-Royce Deutschland Ltd & Co Kg Gehäusestrukturierung für Axialverdichter im Nabenbereich
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
US8177494B2 (en) * 2009-03-15 2012-05-15 United Technologies Corporation Buried casing treatment strip for a gas turbine engine
US8602720B2 (en) 2010-06-22 2013-12-10 Honeywell International Inc. Compressors with casing treatments in gas turbine engines
GB2487900B (en) 2011-02-03 2013-02-06 Rolls Royce Plc A turbomachine comprising an annular casing and a bladed rotor
EP2530330B1 (de) * 2011-06-01 2016-05-25 MTU Aero Engines AG Laufschaufel für einen Verdichter einer Turbomaschine, Verdichter sowie Turbomaschine
US20130089421A1 (en) * 2011-10-05 2013-04-11 Jeffrey Howard Nussbaum Gas turbine engine airfoil tip recesses
US20140208756A1 (en) * 2013-01-30 2014-07-31 Alstom Technology Ltd. System For Reducing Combustion Noise And Improving Cooling
EP2971547B1 (en) * 2013-03-12 2020-01-01 United Technologies Corporation Cantilever stator with vortex initiation feature
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
US10465716B2 (en) 2014-08-08 2019-11-05 Pratt & Whitney Canada Corp. Compressor casing
US10066640B2 (en) * 2015-02-10 2018-09-04 United Technologies Corporation Optimized circumferential groove casing treatment for axial compressors
US10107307B2 (en) * 2015-04-14 2018-10-23 Pratt & Whitney Canada Corp. Gas turbine engine rotor casing treatment
CA2955646C (en) 2016-01-19 2025-01-07 Pratt & Whitney Canada Corp. GAS TURBINE ROTOR BLADE HOUSING
CN105840551B (zh) * 2016-04-15 2018-06-12 上海交通大学 多工况点高负荷压气机叶片的气动实现方法
CN108506049A (zh) * 2018-03-15 2018-09-07 哈尔滨工业大学 抑制涡轮顶部泄漏流动的球底棱柱凹腔叶顶
US10995623B2 (en) 2018-04-23 2021-05-04 Rolls-Royce Corporation Ceramic matrix composite turbine blade with abrasive tip
US11346232B2 (en) 2018-04-23 2022-05-31 Rolls-Royce Corporation Turbine blade with abradable tip
CN109322709B (zh) * 2018-09-13 2021-11-12 合肥通用机械研究院有限公司 一种透平膨胀机的可调式喷嘴叶片机构
US20230151825A1 (en) * 2021-11-17 2023-05-18 Pratt & Whitney Canada Corp. Compressor shroud with swept grooves

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT262333B (de) * 1966-12-20 1968-06-10 Elin Union Ag Turbinenschaufelausbildung
GB1518293A (en) 1975-09-25 1978-07-19 Rolls Royce Axial flow compressors particularly for gas turbine engines
US4239452A (en) * 1978-06-26 1980-12-16 United Technologies Corporation Blade tip shroud for a compression stage of a gas turbine engine
JPS6318799Y2 (enExample) * 1980-12-02 1988-05-26
CA1158563A (en) * 1981-01-27 1983-12-13 Ulo Okapuu Circumferentially grooved shroud liner
FR2558900B1 (fr) * 1984-02-01 1988-05-27 Snecma Dispositif d'etancheite peripherique d'aubage de compresseur axial
GB2158879B (en) * 1984-05-19 1987-09-03 Rolls Royce Preventing surge in an axial flow compressor
GB2245312B (en) 1984-06-19 1992-03-25 Rolls Royce Plc Axial flow compressor surge margin improvement
RU2034175C1 (ru) * 1993-03-11 1995-04-30 Центральный институт авиационного моторостроения им.П.И.Баранова Турбокомпрессор
JP3816150B2 (ja) * 1995-07-18 2006-08-30 株式会社荏原製作所 遠心流体機械
DE19619438B4 (de) * 1996-05-14 2005-04-21 Alstom Wärmestausegment für eine Turbomaschine
US5997251A (en) * 1997-11-17 1999-12-07 General Electric Company Ribbed turbine blade tip

Also Published As

Publication number Publication date
EP1101947B1 (en) 2006-07-19
US6234747B1 (en) 2001-05-22
ES2267465T3 (es) 2007-03-16
IL137862A0 (en) 2001-10-31
IL137862A (en) 2003-06-24
EP1101947A2 (en) 2001-05-23
EP1101947A3 (en) 2002-07-17
JP2001182694A (ja) 2001-07-06
DE60029405T2 (de) 2007-02-15
DE60029405D1 (de) 2006-08-31

Similar Documents

Publication Publication Date Title
ATE333591T1 (de) Abriebbeständige verdichterstufe
AR033600A1 (es) Difenilazetidinona, medicamentos que contienen estos compuestos, procedimiento para su preparacion, y su utilizacion para preparar medicamentos
ATE149156T1 (de) 3-aryl-2-hydroxypropionsäurederivate und analoge als hypoglykämische mittel
BR9816133B1 (pt) fibra ótica tendo baixa perda em 1385 mm e processo para fazer a mesma.
BR9916132B1 (pt) composiÇÕes e utilizaÇço das mesmas.
PT1395971E (pt) Suporte para visualizacao de informacoes com, pelo menos, uma face de visualizacao
NO993811D0 (no) Antigestagene steroider med en fluorert 17<alfa>-alkyl-kjede
FI951908A0 (fi) Substituoituja pyridyylipyratsoleja
BRPI0414773A (pt) conector de auto-limpeza
FR2702242B1 (fr) Etage d'aubes libres à une extrémité.
FR2700362B1 (fr) Rotor de turbomachine à attaches d'aubes par broches.
BR9911458A (pt) Console multifunção para bom manuseio de porta
BR9906519A (pt) Conjunto de embreagem
DE60313091D1 (de) Entwicklerladevorrichtung
DE59907976D1 (de) Anordnung von Axialturbinenschaufeln
BR9916393A (pt) Anel sìncrono produzido sem levantamento de aparas, com áreas estruturadas de fricção
EP1217173A3 (en) Vane for use in turbo machines
DE59912702D1 (de) Strömungsmaschine mit gekühlter Rotorwelle
FR2834751B1 (fr) Amenagement de rotor d'une turbomachine
DE69630527D1 (de) Vorbeugung einer krankheit mit diabetes charakter
DE59912935D1 (de) Radiallager in gleitlagerbauart
BR0205804A (pt) Suporte radial para um eixo de acionamento
TR200402432T4 (tr) Benzoksa-ve benzotiazolil sülfamat'lar ve bunların steroid süllfataz inhibitörler olarak kullanımı
ATE250600T1 (de) Optische spaltung von 1-azabicylo(2.2.2)octan-3- amin,2-(diphenylmethyl)-n-((2-methoxy-5-(1- methylethyl)phenyl)methyl)
DE60316701D1 (de) Hühner-astrovirus typ 2

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties