FR2148901A5 - Welded rotors - with electron beam welded rotor rings - Google Patents

Welded rotors - with electron beam welded rotor rings

Info

Publication number
FR2148901A5
FR2148901A5 FR7129144A FR7129144A FR2148901A5 FR 2148901 A5 FR2148901 A5 FR 2148901A5 FR 7129144 A FR7129144 A FR 7129144A FR 7129144 A FR7129144 A FR 7129144A FR 2148901 A5 FR2148901 A5 FR 2148901A5
Authority
FR
France
Prior art keywords
welded
electron beam
rotors
rotor rings
rings
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.)
Expired
Application number
FR7129144A
Other languages
French (fr)
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.)
Alstom SA
Original Assignee
Alstom SA
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 Alstom SA filed Critical Alstom SA
Priority to FR7129144A priority Critical patent/FR2148901A5/en
Application granted granted Critical
Publication of FR2148901A5 publication Critical patent/FR2148901A5/en
Expired 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/063—Welded rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/04—Electron-beam welding or cutting for welding annular seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Welding Or Cutting Using Electron Beams (AREA)

Abstract

Process for mfr. of rotors e.g. for gas or steam turbines by means of an axial succession of elements (blades) welded together on two abutting rings, in which >=1 radially internal position of the joint between the rings is formed by electron beam welding.
FR7129144A 1971-08-09 1971-08-09 Welded rotors - with electron beam welded rotor rings Expired FR2148901A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7129144A FR2148901A5 (en) 1971-08-09 1971-08-09 Welded rotors - with electron beam welded rotor rings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7129144A FR2148901A5 (en) 1971-08-09 1971-08-09 Welded rotors - with electron beam welded rotor rings

Publications (1)

Publication Number Publication Date
FR2148901A5 true FR2148901A5 (en) 1973-03-23

Family

ID=9081647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7129144A Expired FR2148901A5 (en) 1971-08-09 1971-08-09 Welded rotors - with electron beam welded rotor rings

Country Status (1)

Country Link
FR (1) FR2148901A5 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2314996A1 (en) * 1975-06-19 1977-01-14 Bbc Brown Boveri & Cie METHOD AND DEVICE FOR MAKING A ROTOR SHAPED FROM AN ASSEMBLY OF WELDED DISCS
EP0211090A1 (en) * 1985-07-26 1987-02-25 BHS-Bayerische Berg-, Hütten- und Salzwerke Aktiengesellschaft Manufacturing process for a flexible coupling means for the transmission of torque
US6563074B2 (en) * 2000-03-13 2003-05-13 Ishikawajima Mass-Produced Machinery Co., Ltd. Method of machining the turbine rotor shaft of a supercharger
EP2460612A1 (en) * 2010-12-03 2012-06-06 Alstom Technology Ltd Method of manufacturing a rotor by vertical welding, with at least one slot at the upper part being welded the last
CN111375880A (en) * 2020-03-31 2020-07-07 中国航发动力股份有限公司 Electron beam welding method for rotor parts

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2314996A1 (en) * 1975-06-19 1977-01-14 Bbc Brown Boveri & Cie METHOD AND DEVICE FOR MAKING A ROTOR SHAPED FROM AN ASSEMBLY OF WELDED DISCS
EP0211090A1 (en) * 1985-07-26 1987-02-25 BHS-Bayerische Berg-, Hütten- und Salzwerke Aktiengesellschaft Manufacturing process for a flexible coupling means for the transmission of torque
US4802882A (en) * 1985-07-26 1989-02-07 BHS - Bayerische Berg-, Hutten- and Salzwerke AG Diaphragm disk assembly for torque transmitting joint and process for its fabrication
US6563074B2 (en) * 2000-03-13 2003-05-13 Ishikawajima Mass-Produced Machinery Co., Ltd. Method of machining the turbine rotor shaft of a supercharger
EP2460612A1 (en) * 2010-12-03 2012-06-06 Alstom Technology Ltd Method of manufacturing a rotor by vertical welding, with at least one slot at the upper part being welded the last
CN102528305A (en) * 2010-12-03 2012-07-04 阿尔斯通技术有限公司 Method of manufacturing rotor
US8448841B2 (en) 2010-12-03 2013-05-28 Alstom Technology Ltd Method for manufacturing a rotor
CN102528305B (en) * 2010-12-03 2016-03-30 阿尔斯通技术有限公司 Manufacture the method for rotor
CN111375880A (en) * 2020-03-31 2020-07-07 中国航发动力股份有限公司 Electron beam welding method for rotor parts

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