CA2675151A1 - Pale de turbine a pointe renfoncee - Google Patents

Pale de turbine a pointe renfoncee Download PDF

Info

Publication number
CA2675151A1
CA2675151A1 CA002675151A CA2675151A CA2675151A1 CA 2675151 A1 CA2675151 A1 CA 2675151A1 CA 002675151 A CA002675151 A CA 002675151A CA 2675151 A CA2675151 A CA 2675151A CA 2675151 A1 CA2675151 A1 CA 2675151A1
Authority
CA
Canada
Prior art keywords
tip
blade
turbine blade
turbine
recess
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.)
Abandoned
Application number
CA002675151A
Other languages
English (en)
Inventor
Bob Mischo
Reza Abhari
Thomas Behr
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.)
Eidgenoessische Technische Hochschule Zurich ETHZ
Original Assignee
Eth Zurich
Bob Mischo
Reza Abhari
Thomas Behr
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 Eth Zurich, Bob Mischo, Reza Abhari, Thomas Behr filed Critical Eth Zurich
Publication of CA2675151A1 publication Critical patent/CA2675151A1/fr
Abandoned 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
    • 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
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA002675151A 2006-01-13 2007-01-15 Pale de turbine a pointe renfoncee Abandoned CA2675151A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US75876306P 2006-01-13 2006-01-13
US60/758,763 2006-01-13
PCT/EP2007/050336 WO2007080189A1 (fr) 2006-01-13 2007-01-15 Pale de turbine à pointe renfoncée

Publications (1)

Publication Number Publication Date
CA2675151A1 true CA2675151A1 (fr) 2007-07-19

Family

ID=37905784

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002675151A Abandoned CA2675151A1 (fr) 2006-01-13 2007-01-15 Pale de turbine a pointe renfoncee

Country Status (5)

Country Link
US (1) US20090180887A1 (fr)
EP (1) EP1977083A1 (fr)
JP (1) JP2009523211A (fr)
CA (1) CA2675151A1 (fr)
WO (1) WO2007080189A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9593584B2 (en) * 2012-10-26 2017-03-14 Rolls-Royce Plc Turbine rotor blade of a gas turbine
US10048144B2 (en) * 2013-07-12 2018-08-14 Pratt & Whitney Canada Corp. Method and system for applying a compressive preload
FR3023635B1 (fr) * 2014-07-10 2018-05-25 Safran Aircraft Engines Procede de modelisation d'une baignoire d'une aube
EP3294367A4 (fr) 2015-05-15 2019-01-16 Tc1 Llc Amélioration d'une pompe à sang à écoulement axial
CN115203833B (zh) * 2022-05-29 2023-07-07 中国船舶重工集团公司第七0三研究所 一种吸力侧排气的气冷涡轮动叶造型方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097192A (en) * 1977-01-06 1978-06-27 Curtiss-Wright Corporation Turbine rotor and blade configuration
GB9607578D0 (en) * 1996-04-12 1996-06-12 Rolls Royce Plc Turbine rotor blades
US6086328A (en) * 1998-12-21 2000-07-11 General Electric Company Tapered tip turbine blade
US6494678B1 (en) 2001-05-31 2002-12-17 General Electric Company Film cooled blade tip
US6602052B2 (en) 2001-06-20 2003-08-05 Alstom (Switzerland) Ltd Airfoil tip squealer cooling construction
GB2413160B (en) * 2004-04-17 2006-08-09 Rolls Royce Plc Turbine rotor blades
US20060073022A1 (en) * 2004-10-05 2006-04-06 Gentile David P Frequency tailored thickness blade for a turbomachine wheel
US7604461B2 (en) * 2005-11-17 2009-10-20 General Electric Company Rotor blade for a wind turbine having aerodynamic feature elements

Also Published As

Publication number Publication date
JP2009523211A (ja) 2009-06-18
US20090180887A1 (en) 2009-07-16
EP1977083A1 (fr) 2008-10-08
WO2007080189A1 (fr) 2007-07-19

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20130115