SE9102142D0 - COMPOSITE AIRFOIL WITH INCREASED SHEAR CAPABILITY - Google Patents

COMPOSITE AIRFOIL WITH INCREASED SHEAR CAPABILITY

Info

Publication number
SE9102142D0
SE9102142D0 SE9102142A SE9102142A SE9102142D0 SE 9102142 D0 SE9102142 D0 SE 9102142D0 SE 9102142 A SE9102142 A SE 9102142A SE 9102142 A SE9102142 A SE 9102142A SE 9102142 D0 SE9102142 D0 SE 9102142D0
Authority
SE
Sweden
Prior art keywords
increased shear
composite airfoil
blade
shear capability
less
Prior art date
Application number
SE9102142A
Other languages
Swedish (sv)
Other versions
SE9102142L (en
Inventor
J C Schilling
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
Publication of SE9102142D0 publication Critical patent/SE9102142D0/en
Publication of SE9102142L publication Critical patent/SE9102142L/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06—Fibrous reinforcements only
    • B29C70/08—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers
    • B29C70/086—Fibrous reinforcements only comprising combinations of different forms of fibrous reinforcements incorporated in matrix material, forming one or more layers, and with or without non-reinforced layers and with one or more layers of pure plastics material, e.g. foam layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/543—Fixing the position or configuration of fibrous reinforcements before or during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/04—Layered products comprising a layer of synthetic resin as impregnant, bonding, or embedding substance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
    • B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/26—Fabricated 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
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2063/00—Use of EP, i.e. epoxy resins or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B29L2031/082—Blades, e.g. for helicopters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B2038/0052—Other operations not otherwise provided for
    • B32B2038/008—Sewing, stitching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2603/00—Vanes, blades, propellers, rotors with blades
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Laminated Bodies (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Abstract

Blade comprising several superimposed layers made of a non-metalliccomposite material; and at least one layer of less than rigid materialplaced between adjacent layers of composite laminates in pre-selected areasof the blade such that said blade comprises alternating layers of compositelaminates and less than rigid material in said pre-selected areas.
SE9102142A 1990-07-20 1991-07-08 BLADE FOR WING PROFILE, PROPELLER, FLANGE AND LIKE SE9102142L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55650190A 1990-07-20 1990-07-20

Publications (2)

Publication Number Publication Date
SE9102142D0 true SE9102142D0 (en) 1991-07-08
SE9102142L SE9102142L (en) 1992-01-21

Family

ID=24221600

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9102142A SE9102142L (en) 1990-07-20 1991-07-08 BLADE FOR WING PROFILE, PROPELLER, FLANGE AND LIKE

Country Status (8)

Country Link
JP (1) JPH04232400A (en)
BE (1) BE1004771A3 (en)
CA (1) CA2042218A1 (en)
DE (1) DE4122652A1 (en)
FR (1) FR2664941A1 (en)
GB (1) GB2249592A (en)
IT (1) IT1248496B (en)
SE (1) SE9102142L (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621980A (en) * 1984-09-19 1986-11-11 United Technologies Corporation Fiber reinforced composite spar for a rotary wing aircraft
FR2684719B1 (en) * 1991-12-04 1994-02-11 Snecma BLADE OF TURBOMACHINE COMPRISING PLASTS OF COMPOSITE MATERIAL.
DE4411679C1 (en) * 1994-04-05 1994-12-01 Mtu Muenchen Gmbh Blade of fibre-composite construction having a protective profile
FR2732406B1 (en) * 1995-03-29 1997-08-29 Snecma BLADE OF TURBOMACHINE IN COMPOSITE MATERIAL
US7575417B2 (en) * 2003-09-05 2009-08-18 General Electric Company Reinforced fan blade
GB0428368D0 (en) 2004-12-24 2005-02-02 Rolls Royce Plc A composite blade
US7600978B2 (en) * 2006-07-27 2009-10-13 Siemens Energy, Inc. Hollow CMC airfoil with internal stitch
US7785068B2 (en) * 2007-05-17 2010-08-31 General Electric Company Steam turbine exhaust hood and method of fabricating the same
US20100284810A1 (en) * 2009-05-07 2010-11-11 General Electric Company Process for inhibiting delamination in a bend of a continuous fiber-reinforced composite article
GB201013227D0 (en) * 2010-08-06 2010-09-22 Rolls Royce Plc A composite material and method
US9096316B2 (en) 2012-02-01 2015-08-04 Textron Innovations Inc. Optimized core for a structural assembly
US9797257B2 (en) * 2012-12-10 2017-10-24 General Electric Company Attachment of composite article
US9777579B2 (en) 2012-12-10 2017-10-03 General Electric Company Attachment of composite article
US9309772B2 (en) 2013-02-22 2016-04-12 General Electric Company Hybrid turbine blade including multiple insert sections
GB201418581D0 (en) * 2014-10-20 2014-12-03 Rolls Royce Plc Composite component
EP3245387A1 (en) * 2015-01-14 2017-11-22 General Electric Company A frangible composite airfoil
US9878501B2 (en) 2015-01-14 2018-01-30 General Electric Company Method of manufacturing a frangible blade
US9828862B2 (en) 2015-01-14 2017-11-28 General Electric Company Frangible airfoil
CN104743099B (en) * 2015-03-26 2017-09-12 北京勤达远致新材料科技股份有限公司 A kind of aircraft D braided composites propeller blade and preparation method thereof
CN104802982B (en) * 2015-04-22 2016-10-12 北京航空航天大学 D braided composites global formation rotor blade and preparation method thereof
US10677259B2 (en) 2016-05-06 2020-06-09 General Electric Company Apparatus and system for composite fan blade with fused metal lead edge
CN106226172A (en) * 2016-08-31 2016-12-14 云南省交通规划设计研究院 A kind of radical operators Situ Computation device and application process
JP2018066289A (en) * 2016-10-18 2018-04-26 株式会社Ihi Fan rotor blade and method for manufacturing the same
EP3318484B1 (en) 2016-11-08 2020-07-08 Ratier-Figeac SAS Reinforced propeller blade and spar
EP3318483B1 (en) 2016-11-08 2020-12-30 Ratier-Figeac SAS Reinforced propeller blade
EP3321178B1 (en) * 2016-11-10 2020-02-26 Ratier-Figeac SAS Reinforced propeller blade and spar
US11608158B1 (en) 2022-07-25 2023-03-21 Joon Bu Park Negative Poisson's ratio materials for propellers and turbines

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB647147A (en) * 1945-11-05 1950-12-06 Hartzell Industries Improvements in and relating to screw propellers, in particular, to screw propellersfor aircraft
GB1199735A (en) * 1967-05-16 1970-07-22 Rolls Royce Laminated Composite Material
GB1320539A (en) * 1970-12-10 1973-06-13 Secr Defence Aerofoil-shaped blade for a fluid flow machine
GB1328167A (en) * 1971-06-18 1973-08-30 Rolls Royce Rotor blade for a gas turbine engine
FR2195255A5 (en) * 1972-08-04 1974-03-01 Snecma
US4000956A (en) * 1975-12-22 1977-01-04 General Electric Company Impact resistant blade
GB1500776A (en) * 1976-04-08 1978-02-08 Rolls Royce Fibre reinforced composite structures
JPS5332408A (en) * 1976-09-06 1978-03-27 Seibu Denki Kogyo Kk Vanes for fans
US4108572A (en) * 1976-12-23 1978-08-22 United Technologies Corporation Composite rotor blade
US4363602A (en) * 1980-02-27 1982-12-14 General Electric Company Composite air foil and disc assembly
US4426193A (en) * 1981-01-22 1984-01-17 The United States Of America As Represented By The Secretary Of The Air Force Impact composite blade
JPS57190892A (en) * 1981-05-20 1982-11-24 Sun Aluminium Ind Manufacture of light shielding blade material
US4594761A (en) * 1984-02-13 1986-06-17 General Electric Company Method of fabricating hollow composite airfoils
US4810167A (en) * 1986-12-08 1989-03-07 Hartzell Propeller Inc. Composite aircraft propeller blade
US4954382A (en) * 1988-11-01 1990-09-04 American Cyanamid Company Interleaf layer in fiber reinforced resin laminate composites
GB2239214B (en) * 1989-12-23 1993-11-03 Rolls Royce Plc A sandwich structure and a method of manufacturing a sandwich structure

Also Published As

Publication number Publication date
JPH04232400A (en) 1992-08-20
IT1248496B (en) 1995-01-19
BE1004771A3 (en) 1993-01-26
ITMI911655A0 (en) 1991-06-17
GB2249592A (en) 1992-05-13
FR2664941A1 (en) 1992-01-24
CA2042218A1 (en) 1992-01-21
GB9115258D0 (en) 1991-08-28
SE9102142L (en) 1992-01-21
DE4122652A1 (en) 1992-01-23
ITMI911655A1 (en) 1992-12-17

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