ITUB20161158A1 - Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo - Google Patents

Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo

Info

Publication number
ITUB20161158A1
ITUB20161158A1 ITUB2016A001158A ITUB20161158A ITUB20161158A1 IT UB20161158 A1 ITUB20161158 A1 IT UB20161158A1 IT UB2016A001158 A ITUB2016A001158 A IT UB2016A001158A IT UB20161158 A ITUB20161158 A IT UB20161158A IT UB20161158 A1 ITUB20161158 A1 IT UB20161158A1
Authority
IT
Italy
Prior art keywords
bladed
construction
rings
ring obtained
turbomachinery
Prior art date
Application number
ITUB2016A001158A
Other languages
English (en)
Inventor
Claudio Spadacini
Dario Rizzi
Original Assignee
Exergy Spa
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 Exergy Spa filed Critical Exergy Spa
Priority to ITUB2016A001158A priority Critical patent/ITUB20161158A1/it
Priority to JP2018543667A priority patent/JP2019512063A/ja
Priority to PCT/IB2017/051025 priority patent/WO2017149414A1/en
Priority to EP17716610.5A priority patent/EP3445522A1/en
Priority to US16/079,456 priority patent/US20190093481A1/en
Publication of ITUB20161158A1 publication Critical patent/ITUB20161158A1/it

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02Blade-carrying members, e.g. rotors
    • F01D5/04Blade-carrying members, e.g. rotors for radial-flow machines or engines
    • F01D5/041Blade-carrying members, e.g. rotors for radial-flow machines or engines of the Ljungström type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/12Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20Bonding
    • B23K26/21Bonding by welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3061Fixing blades to rotors; Blade roots ; Blade spacers by welding, brazing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/001Turbines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/20Manufacture essentially without removing material
    • F05D2230/23Manufacture essentially without removing material by permanently joining parts together
    • F05D2230/232Manufacture essentially without removing material by permanently joining parts together by welding
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/60Assembly methods
    • F05D2230/64Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/60Assembly methods
    • F05D2230/64Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/642Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
ITUB2016A001158A 2016-02-29 2016-02-29 Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo ITUB20161158A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ITUB2016A001158A ITUB20161158A1 (it) 2016-02-29 2016-02-29 Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo
JP2018543667A JP2019512063A (ja) 2016-02-29 2017-02-23 半径流ターボ機械用のブレード付きリングの製造方法および前記方法を用いて得られたブレード付きリング
PCT/IB2017/051025 WO2017149414A1 (en) 2016-02-29 2017-02-23 Method of manufaturing bladed rings for radial turbomachines using stop elements with localised welds; corresponding bladed ring
EP17716610.5A EP3445522A1 (en) 2016-02-29 2017-02-23 Method of manufaturing bladed rings for radial turbomachines using stop elements with localised welds; corresponding bladed ring
US16/079,456 US20190093481A1 (en) 2016-02-29 2017-02-23 Method of manufacturing bladed rings for radial turbomachines using stop elements with localised welds; corresponding bladed ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUB2016A001158A ITUB20161158A1 (it) 2016-02-29 2016-02-29 Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo

Publications (1)

Publication Number Publication Date
ITUB20161158A1 true ITUB20161158A1 (it) 2017-08-29

Family

ID=56134498

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUB2016A001158A ITUB20161158A1 (it) 2016-02-29 2016-02-29 Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo

Country Status (5)

Country Link
US (1) US20190093481A1 (it)
EP (1) EP3445522A1 (it)
JP (1) JP2019512063A (it)
IT (1) ITUB20161158A1 (it)
WO (1) WO2017149414A1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20161145A1 (it) * 2016-02-29 2017-08-29 Exergy Spa Metodo per la costruzione di anelli palettati per turbomacchine radiali e anello palettato ottenuto tramite tale metodo
US10557364B2 (en) * 2016-11-22 2020-02-11 United Technologies Corporation Two pieces stator inner shroud
US11572793B2 (en) * 2019-07-29 2023-02-07 Pratt & Whitney Canada Corp. Gas turbine engine exhaust case
CN114934815B (zh) * 2022-05-12 2023-10-31 中国航发四川燃气涡轮研究院 一种金属基复合材料箍环式发动机转子叶环结构
FR3135909B1 (fr) * 2022-05-30 2025-10-03 Safran Helicopter Engines Procédé d’assemblage de pièces métalliques de massivités différentes et diffuseur centrifuge réalisé avec ce procédé

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1717203A (en) * 1926-02-20 1929-06-11 Gen Electric Bladed-turbine structure
GB732919A (en) * 1953-07-15 1955-06-29 Rolls Royce Improvements in or relating to blade assemblies of turbo-machines such as compressors and turbines
FR1330735A (fr) * 1961-01-11 1963-06-28 Eberspaecher J Organes de transmission de turbines et procédé pour le soudage des pièces métalliques qui constituent lesdits organes de transmission, raccordées en joints droits en tau
US5586864A (en) * 1994-07-27 1996-12-24 General Electric Company Turbine nozzle diaphragm and method of assembly
CH702672A1 (de) * 2010-02-10 2011-08-15 Alstom Technology Ltd Verfahren zum verbinden von schaufeln einer turbine mit einem deckbandelement.
US20140147262A1 (en) * 2012-11-27 2014-05-29 Techspace Aero S.A. Axial Turbomachine Stator with Segmented Inner Shell

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1717203A (en) * 1926-02-20 1929-06-11 Gen Electric Bladed-turbine structure
GB732919A (en) * 1953-07-15 1955-06-29 Rolls Royce Improvements in or relating to blade assemblies of turbo-machines such as compressors and turbines
FR1330735A (fr) * 1961-01-11 1963-06-28 Eberspaecher J Organes de transmission de turbines et procédé pour le soudage des pièces métalliques qui constituent lesdits organes de transmission, raccordées en joints droits en tau
US5586864A (en) * 1994-07-27 1996-12-24 General Electric Company Turbine nozzle diaphragm and method of assembly
CH702672A1 (de) * 2010-02-10 2011-08-15 Alstom Technology Ltd Verfahren zum verbinden von schaufeln einer turbine mit einem deckbandelement.
US20140147262A1 (en) * 2012-11-27 2014-05-29 Techspace Aero S.A. Axial Turbomachine Stator with Segmented Inner Shell

Also Published As

Publication number Publication date
WO2017149414A1 (en) 2017-09-08
EP3445522A1 (en) 2019-02-27
US20190093481A1 (en) 2019-03-28
JP2019512063A (ja) 2019-05-09

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