EP2573322A3 - Aube de soufflante - Google Patents

Aube de soufflante Download PDF

Info

Publication number
EP2573322A3
EP2573322A3 EP20120185422 EP12185422A EP2573322A3 EP 2573322 A3 EP2573322 A3 EP 2573322A3 EP 20120185422 EP20120185422 EP 20120185422 EP 12185422 A EP12185422 A EP 12185422A EP 2573322 A3 EP2573322 A3 EP 2573322A3
Authority
EP
European Patent Office
Prior art keywords
fan blade
ribs
main body
dovetail
channels
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.)
Granted
Application number
EP20120185422
Other languages
German (de)
English (en)
Other versions
EP2573322A2 (fr
EP2573322B1 (fr
Inventor
Christopher S. McKaveney
Letain Wang
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.)
RTX 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
Publication of EP2573322A2 publication Critical patent/EP2573322A2/fr
Publication of EP2573322A3 publication Critical patent/EP2573322A3/fr
Application granted granted Critical
Publication of EP2573322B1 publication Critical patent/EP2573322B1/fr
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
    • F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • 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
    • F05D2250/13—Two-dimensional trapezoidal

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP12185422.8A 2011-09-23 2012-09-21 Aube de soufflante Active EP2573322B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/241,756 US20130078103A1 (en) 2011-09-23 2011-09-23 Hollow fan blade rib geometry

Publications (3)

Publication Number Publication Date
EP2573322A2 EP2573322A2 (fr) 2013-03-27
EP2573322A3 true EP2573322A3 (fr) 2015-05-20
EP2573322B1 EP2573322B1 (fr) 2020-04-29

Family

ID=47008323

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12185422.8A Active EP2573322B1 (fr) 2011-09-23 2012-09-21 Aube de soufflante

Country Status (2)

Country Link
US (1) US20130078103A1 (fr)
EP (1) EP2573322B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3090128B1 (fr) 2013-12-06 2020-04-29 United Technologies Corporation Profil aérodynamique en alliage d'aluminium ayant une texture cristallographique conçue
US11867084B1 (en) * 2022-12-20 2024-01-09 Rtx Corporation Hollow airfoil construction using cover subassembly

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0731874A1 (fr) * 1994-02-22 1996-09-18 United Technologies Corporation Queue d'aronde creuse pour pale de ventilateur
EP0924380A2 (fr) * 1997-12-22 1999-06-23 General Electric Company Aube striée pour turbomachine
EP0926312A2 (fr) * 1997-12-24 1999-06-30 General Electric Company Aube de turbomachine avec amortissement des vibrations
US6033186A (en) * 1999-04-16 2000-03-07 General Electric Company Frequency tuned hybrid blade
EP1152123A2 (fr) * 2000-05-05 2001-11-07 General Electric Company Aube hybride avec nervures submergées
EP1439281A2 (fr) * 2003-01-18 2004-07-21 Rolls-Royce Deutschland Ltd & Co KG Aube de turbine à gaz
EP2014386A1 (fr) * 2007-07-13 2009-01-14 Rolls-Royce plc Composant doté d'un remplissage amortisseur
EP2239083A1 (fr) * 2009-03-31 2010-10-13 United Technologies Corporation Aube de turbune à renfort interne et procédé pour renforcer en interne une aube de turbine creuse pendant sa fabrication
EP2500263A2 (fr) * 2011-03-17 2012-09-19 United Technologies Corporation Meilleure rétention de couverture de pale de ventilateur creuse

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0731874A1 (fr) * 1994-02-22 1996-09-18 United Technologies Corporation Queue d'aronde creuse pour pale de ventilateur
EP0924380A2 (fr) * 1997-12-22 1999-06-23 General Electric Company Aube striée pour turbomachine
EP0926312A2 (fr) * 1997-12-24 1999-06-30 General Electric Company Aube de turbomachine avec amortissement des vibrations
US6033186A (en) * 1999-04-16 2000-03-07 General Electric Company Frequency tuned hybrid blade
EP1152123A2 (fr) * 2000-05-05 2001-11-07 General Electric Company Aube hybride avec nervures submergées
EP1439281A2 (fr) * 2003-01-18 2004-07-21 Rolls-Royce Deutschland Ltd & Co KG Aube de turbine à gaz
EP2014386A1 (fr) * 2007-07-13 2009-01-14 Rolls-Royce plc Composant doté d'un remplissage amortisseur
EP2239083A1 (fr) * 2009-03-31 2010-10-13 United Technologies Corporation Aube de turbune à renfort interne et procédé pour renforcer en interne une aube de turbine creuse pendant sa fabrication
EP2500263A2 (fr) * 2011-03-17 2012-09-19 United Technologies Corporation Meilleure rétention de couverture de pale de ventilateur creuse

Also Published As

Publication number Publication date
EP2573322A2 (fr) 2013-03-27
EP2573322B1 (fr) 2020-04-29
US20130078103A1 (en) 2013-03-28

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