EP2692989A3 - Low modulus gas turbine compressor blade - Google Patents

Low modulus gas turbine compressor blade Download PDF

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Publication number
EP2692989A3
EP2692989A3 EP13003790.6A EP13003790A EP2692989A3 EP 2692989 A3 EP2692989 A3 EP 2692989A3 EP 13003790 A EP13003790 A EP 13003790A EP 2692989 A3 EP2692989 A3 EP 2692989A3
Authority
EP
European Patent Office
Prior art keywords
gas turbine
compressor blade
turbine compressor
low modulus
modulus gas
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.)
Withdrawn
Application number
EP13003790.6A
Other languages
German (de)
French (fr)
Other versions
EP2692989A2 (en
Inventor
Karl Schreiber
John Richard Webster
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.)
Rolls Royce Deutschland Ltd and Co KG
Rolls Royce PLC
Original Assignee
Rolls Royce Deutschland Ltd and Co KG
Rolls Royce PLC
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 Rolls Royce Deutschland Ltd and Co KG, Rolls Royce PLC filed Critical Rolls Royce Deutschland Ltd and Co KG
Publication of EP2692989A2 publication Critical patent/EP2692989A2/en
Publication of EP2692989A3 publication Critical patent/EP2692989A3/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • 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
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/288—Protective coatings for blades
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/324—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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Architecture (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Fluggasturbinenverdichterschaufel mit einem Schaufelblatt (29) mit einer Eintrittskante (33), wobei zumindest der Bereich der Eintrittskante (33) aus einer niedermoduligen Titanliegierung gefertigt ist.

Figure imgaf001
An aircraft gas turbine compressor blade having an airfoil (29) with an entry edge (33), wherein at least the region of the entry edge (33) is made of a low-modulus titanium alloy.
Figure imgaf001
EP13003790.6A 2012-07-30 2013-07-30 Low modulus gas turbine compressor blade Withdrawn EP2692989A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102012015137.3A DE102012015137A1 (en) 2012-07-30 2012-07-30 Low-modulus gas turbine compressor blade

Publications (2)

Publication Number Publication Date
EP2692989A2 EP2692989A2 (en) 2014-02-05
EP2692989A3 true EP2692989A3 (en) 2017-06-14

Family

ID=48985527

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13003790.6A Withdrawn EP2692989A3 (en) 2012-07-30 2013-07-30 Low modulus gas turbine compressor blade

Country Status (3)

Country Link
US (1) US20140030109A1 (en)
EP (1) EP2692989A3 (en)
DE (1) DE102012015137A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT516259B1 (en) 2014-11-03 2016-04-15 Zizala Lichtsysteme Gmbh Lighting system for a motor vehicle
DE102015002341A1 (en) * 2015-02-24 2016-08-25 GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) Headlight for a motor vehicle
US10227032B2 (en) * 2016-07-01 2019-03-12 Ford Global Technologies, Llc Vehicle headlamp alignment system and method
US20240125237A1 (en) * 2022-10-17 2024-04-18 Raytheon Technologies Corporation Integrally bladed rotor with leading edge shield

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1643011A1 (en) * 2004-09-30 2006-04-05 General Electric Company Erosion and wear resistant protective structures for turbine components
US20070137742A1 (en) * 2003-12-25 2007-06-21 Yulin Hao Titanium alloy with extra-low modulus and superelasticity and its producing method and processing thereof
CN101760668A (en) * 2008-12-24 2010-06-30 北京有色金属研究总院 Biological medical titanium alloy with low elastic modulus
EP2455496A1 (en) * 2010-11-09 2012-05-23 Hitachi, Ltd. Precipitation hardening martensitic stainless steel and steam turbine component made thereof
CN102581550A (en) * 2011-01-05 2012-07-18 中国科学院金属研究所 Preparation method for strong-strength, low-modulus and high-damping beta titanium alloy

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5509933A (en) * 1989-12-21 1996-04-23 Smith & Nephew Richards, Inc. Medical implants of hot worked, high strength, biocompatible, low modulus titanium alloys
US5320487A (en) * 1993-01-19 1994-06-14 General Electric Company Spring clip made of a directionally solidified material for use in a gas turbine engine
US5725354A (en) * 1996-11-22 1998-03-10 General Electric Company Forward swept fan blade
GB2322914B (en) * 1997-03-05 2000-05-24 Rolls Royce Plc Ducted fan gas turbine engine
US5954724A (en) * 1997-03-27 1999-09-21 Davidson; James A. Titanium molybdenum hafnium alloys for medical implants and devices
DE10307610A1 (en) * 2003-02-22 2004-09-02 Rolls-Royce Deutschland Ltd & Co Kg Compressor blade for an aircraft engine
GB2418459B (en) * 2004-09-22 2009-04-29 Rolls Royce Plc A method of manufacturing an aerofoil
FR2906320B1 (en) * 2006-09-26 2008-12-26 Snecma Sa AUBE COMPOSITE TURBOMACHINE WITH METAL REINFORCEMENT
DE102006061916A1 (en) * 2006-12-21 2008-06-26 Rolls-Royce Deutschland Ltd & Co Kg Fan blade for a gas turbine engine
US9157327B2 (en) * 2010-02-26 2015-10-13 United Technologies Corporation Hybrid metal fan blade
DE102010032097A1 (en) * 2010-07-23 2012-01-26 Formtech Gmbh Compressor blade of a gas turbine engine with self-sharpening leading edge structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070137742A1 (en) * 2003-12-25 2007-06-21 Yulin Hao Titanium alloy with extra-low modulus and superelasticity and its producing method and processing thereof
EP1643011A1 (en) * 2004-09-30 2006-04-05 General Electric Company Erosion and wear resistant protective structures for turbine components
CN101760668A (en) * 2008-12-24 2010-06-30 北京有色金属研究总院 Biological medical titanium alloy with low elastic modulus
EP2455496A1 (en) * 2010-11-09 2012-05-23 Hitachi, Ltd. Precipitation hardening martensitic stainless steel and steam turbine component made thereof
CN102581550A (en) * 2011-01-05 2012-07-18 中国科学院金属研究所 Preparation method for strong-strength, low-modulus and high-damping beta titanium alloy

Also Published As

Publication number Publication date
EP2692989A2 (en) 2014-02-05
DE102012015137A1 (en) 2014-02-13
US20140030109A1 (en) 2014-01-30

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