DE602007001652D1 - Bewegliche Laufradschaufel einer Strömungsmaschine - Google Patents

Bewegliche Laufradschaufel einer Strömungsmaschine

Info

Publication number
DE602007001652D1
DE602007001652D1 DE602007001652T DE602007001652T DE602007001652D1 DE 602007001652 D1 DE602007001652 D1 DE 602007001652D1 DE 602007001652 T DE602007001652 T DE 602007001652T DE 602007001652 T DE602007001652 T DE 602007001652T DE 602007001652 D1 DE602007001652 D1 DE 602007001652D1
Authority
DE
Germany
Prior art keywords
turbomachine
scoop
moving impeller
impeller
moving
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.)
Active
Application number
DE602007001652T
Other languages
English (en)
Inventor
Thomas Potier
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Publication of DE602007001652D1 publication Critical patent/DE602007001652D1/de
Active legal-status Critical Current
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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F01D11/10—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam
    • 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
    • F05D2240/55—Seals
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/184—Two-dimensional patterned sinusoidal
    • 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
    • F05D2250/00—Geometry
    • F05D2250/60—Structure; Surface texture
    • F05D2250/61—Structure; Surface texture corrugated
    • F05D2250/611—Structure; Surface texture corrugated undulated
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
DE602007001652T 2006-10-13 2007-10-11 Bewegliche Laufradschaufel einer Strömungsmaschine Active DE602007001652D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0654257A FR2907157A1 (fr) 2006-10-13 2006-10-13 Aube mobile de turbomachine

Publications (1)

Publication Number Publication Date
DE602007001652D1 true DE602007001652D1 (de) 2009-09-03

Family

ID=38066650

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007001652T Active DE602007001652D1 (de) 2006-10-13 2007-10-11 Bewegliche Laufradschaufel einer Strömungsmaschine

Country Status (7)

Country Link
US (1) US7972115B2 (de)
EP (1) EP1911934B1 (de)
JP (1) JP4889123B2 (de)
CA (1) CA2606072C (de)
DE (1) DE602007001652D1 (de)
FR (1) FR2907157A1 (de)
RU (1) RU2457335C2 (de)

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GB0813556D0 (en) * 2008-07-24 2008-09-03 Rolls Royce Plc A blade for a rotor
US8777567B2 (en) 2010-09-22 2014-07-15 Honeywell International Inc. Turbine blades, turbine assemblies, and methods of manufacturing turbine blades
GB201100957D0 (en) * 2011-01-20 2011-03-02 Rolls Royce Plc Rotor blade
US9322280B2 (en) * 2011-08-12 2016-04-26 United Technologies Corporation Method of measuring turbine blade tip erosion
FR2982903B1 (fr) * 2011-11-17 2014-02-21 Snecma Aube de turbine a gaz a decalage vers l'intrados des sections de tete et a canaux de refroidissement
CN102678189A (zh) * 2011-12-13 2012-09-19 河南科技大学 一种具有叶顶防泄漏结构的涡轮冷却叶片
US9091177B2 (en) 2012-03-14 2015-07-28 United Technologies Corporation Shark-bite tip shelf cooling configuration
EP2666968B1 (de) * 2012-05-24 2021-08-18 General Electric Company Turbinenlaufschaufel
US9188012B2 (en) 2012-05-24 2015-11-17 General Electric Company Cooling structures in the tips of turbine rotor blades
US9470096B2 (en) * 2012-07-26 2016-10-18 General Electric Company Turbine bucket with notched squealer tip
RU2529273C1 (ru) * 2013-09-11 2014-09-27 Открытое акционерное общество "Уфимское моторостроительное производственное объединение" ОАО "УМПО" Рабочая лопатка турбины газотурбинного двигателя
US9856739B2 (en) * 2013-09-18 2018-01-02 Honeywell International Inc. Turbine blades with tip portions having converging cooling holes
US9816389B2 (en) 2013-10-16 2017-11-14 Honeywell International Inc. Turbine rotor blades with tip portion parapet wall cavities
US9879544B2 (en) 2013-10-16 2018-01-30 Honeywell International Inc. Turbine rotor blades with improved tip portion cooling holes
US9551226B2 (en) 2013-10-23 2017-01-24 General Electric Company Turbine bucket with endwall contour and airfoil profile
US9638041B2 (en) 2013-10-23 2017-05-02 General Electric Company Turbine bucket having non-axisymmetric base contour
US20150110617A1 (en) * 2013-10-23 2015-04-23 General Electric Company Turbine airfoil including tip fillet
US9528379B2 (en) 2013-10-23 2016-12-27 General Electric Company Turbine bucket having serpentine core
US9670784B2 (en) 2013-10-23 2017-06-06 General Electric Company Turbine bucket base having serpentine cooling passage with leading edge cooling
US9797258B2 (en) 2013-10-23 2017-10-24 General Electric Company Turbine bucket including cooling passage with turn
FR3043715B1 (fr) * 2015-11-16 2020-11-06 Snecma Aube de turbine comprenant une pale avec baignoire comportant un intrados incurve dans la region du sommet de pale
US10677066B2 (en) 2015-11-23 2020-06-09 United Technologies Corporation Turbine blade with airfoil tip vortex control
US20170145827A1 (en) * 2015-11-23 2017-05-25 United Technologies Corporation Turbine blade with airfoil tip vortex control
US10253637B2 (en) * 2015-12-11 2019-04-09 General Electric Company Method and system for improving turbine blade performance
EP3216983A1 (de) * 2016-03-08 2017-09-13 Siemens Aktiengesellschaft Laufschaufel für eine gasturbine mit gekühlter anstreifkante
US10443399B2 (en) * 2016-07-22 2019-10-15 General Electric Company Turbine vane with coupon having corrugated surface(s)
US10450868B2 (en) * 2016-07-22 2019-10-22 General Electric Company Turbine rotor blade with coupon having corrugated surface(s)
US10436037B2 (en) * 2016-07-22 2019-10-08 General Electric Company Blade with parallel corrugated surfaces on inner and outer surfaces
US10465520B2 (en) 2016-07-22 2019-11-05 General Electric Company Blade with corrugated outer surface(s)
US10465525B2 (en) * 2016-07-22 2019-11-05 General Electric Company Blade with internal rib having corrugated surface(s)
EP3361056A1 (de) 2017-02-10 2018-08-15 Siemens Aktiengesellschaft Leitschaufel für eine strömungsmaschine
EP3669054B1 (de) * 2017-08-14 2022-02-09 Siemens Energy Global GmbH & Co. KG Turbinenschaufel und entsprechendes wartungsverfahren
WO2019035800A1 (en) * 2017-08-14 2019-02-21 Siemens Aktiengesellschaft AUBES OF TURBINE
US10787932B2 (en) 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
BE1026579B1 (fr) * 2018-08-31 2020-03-30 Safran Aero Boosters Sa Aube a protuberance pour compresseur de turbomachine
US11773726B2 (en) * 2019-10-16 2023-10-03 Rtx Corporation Angled tip rods
US11066935B1 (en) * 2020-03-20 2021-07-20 General Electric Company Rotor blade airfoil
US11913353B2 (en) * 2021-08-06 2024-02-27 Rtx Corporation Airfoil tip arrangement for gas turbine engine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU411214A1 (de) * 1968-05-12 1974-01-15
SU412388A1 (de) * 1972-03-07 1974-01-25
US4274806A (en) * 1979-06-18 1981-06-23 General Electric Company Staircase blade tip
US4830315A (en) * 1986-04-30 1989-05-16 United Technologies Corporation Airfoil-shaped body
US5282721A (en) * 1991-09-30 1994-02-01 United Technologies Corporation Passive clearance system for turbine blades
US5403158A (en) * 1993-12-23 1995-04-04 United Technologies Corporation Aerodynamic tip sealing for rotor blades
US6494678B1 (en) * 2001-05-31 2002-12-17 General Electric Company Film cooled blade tip
US6672829B1 (en) * 2002-07-16 2004-01-06 General Electric Company Turbine blade having angled squealer tip
US6994514B2 (en) * 2002-11-20 2006-02-07 Mitsubishi Heavy Industries, Ltd. Turbine blade and gas turbine
US6971851B2 (en) * 2003-03-12 2005-12-06 Florida Turbine Technologies, Inc. Multi-metered film cooled blade tip
EP1591624A1 (de) * 2004-04-27 2005-11-02 Siemens Aktiengesellschaft Verdichterschaufel und verdichter
US7270514B2 (en) * 2004-10-21 2007-09-18 General Electric Company Turbine blade tip squealer and rebuild method
FR2885645A1 (fr) * 2005-05-13 2006-11-17 Snecma Moteurs Sa Aube creuse de rotor pour la turbine d'un moteur a turbine a gaz, equipee d'une baignoire
US7290986B2 (en) * 2005-09-09 2007-11-06 General Electric Company Turbine airfoil with curved squealer tip
US7607893B2 (en) * 2006-08-21 2009-10-27 General Electric Company Counter tip baffle airfoil

Also Published As

Publication number Publication date
FR2907157A1 (fr) 2008-04-18
CA2606072A1 (fr) 2008-04-13
US20080175716A1 (en) 2008-07-24
EP1911934A1 (de) 2008-04-16
US7972115B2 (en) 2011-07-05
RU2007138000A (ru) 2009-04-20
JP4889123B2 (ja) 2012-03-07
CA2606072C (fr) 2015-03-31
EP1911934B1 (de) 2009-07-22
JP2008095695A (ja) 2008-04-24
RU2457335C2 (ru) 2012-07-27

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