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ATE169538T1 - Verfahren und vorrichtung zum reparieren beschädigter rohre - Google Patents

Verfahren und vorrichtung zum reparieren beschädigter rohre

Info

Publication number
ATE169538T1
ATE169538T1 AT94910109T AT94910109T ATE169538T1 AT E169538 T1 ATE169538 T1 AT E169538T1 AT 94910109 T AT94910109 T AT 94910109T AT 94910109 T AT94910109 T AT 94910109T AT E169538 T1 ATE169538 T1 AT E169538T1
Authority
AT
Austria
Prior art keywords
tube
repair
weld head
laser
canted
Prior art date
Application number
AT94910109T
Other languages
English (en)
Inventor
Shane J Findlan
Gregory J Frederick
Artie G Peterson
Wylie J Childs
Original Assignee
Electric Power Res Inst
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
Priority claimed from US08/192,556 external-priority patent/US5514849A/en
Application filed by Electric Power Res Inst filed Critical Electric Power Res Inst
Application granted granted Critical
Publication of ATE169538T1 publication Critical patent/ATE169538T1/de

Links

Classifications

    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece
    • B23K26/10—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam
    • B23K26/103—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam the laser beam rotating around the fixed workpiece
    • B23K26/106—Devices involving relative movement between laser beam and workpiece using a fixed support, i.e. involving moving the laser beam the laser beam rotating around the fixed workpiece inside the workpiece
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/211—Bonding by welding with interposition of special material to facilitate connection of the parts
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/24—Seam welding
    • B23K26/28—Seam welding of curved planar seams
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20—Bonding
    • B23K26/32—Bonding taking account of the properties of the material involved
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/34—Laser welding for purposes other than joining
    • B23K26/342—Build-up welding
    • 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
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
    • B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
    • B23K35/0261—Rods, electrodes, wires
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F22B37/002—Component parts or details of steam boilers specially adapted for nuclear steam generators, e.g. maintenance, repairing or inspecting equipment not otherwise provided for
    • F22B37/003—Maintenance, repairing or inspecting equipment positioned in or via the headers
    • 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
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Laser Beam Processing (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Pipe Accessories (AREA)
AT94910109T 1993-02-17 1994-02-10 Verfahren und vorrichtung zum reparieren beschädigter rohre ATE169538T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/018,644 US5430270A (en) 1993-02-17 1993-02-17 Method and apparatus for repairing damaged tubes
US08/192,556 US5514849A (en) 1993-02-17 1994-02-07 Rotating apparatus for repairing damaged tubes

Publications (1)

Publication Number Publication Date
ATE169538T1 true ATE169538T1 (de) 1998-08-15

Family

ID=21789025

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94910109T ATE169538T1 (de) 1993-02-17 1994-02-10 Verfahren und vorrichtung zum reparieren beschädigter rohre

Country Status (8)

Country Link
US (3) US5430270A (de)
EP (1) EP0684887B1 (de)
JP (1) JP2766396B2 (de)
AT (1) ATE169538T1 (de)
CA (1) CA2156253C (de)
DE (1) DE69412462T2 (de)
ES (1) ES2121196T3 (de)
WO (1) WO1994019141A1 (de)

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US5359172A (en) * 1992-12-30 1994-10-25 Westinghouse Electric Corporation Direct tube repair by laser welding
US5430270A (en) * 1993-02-17 1995-07-04 Electric Power Research Institute, Inc. Method and apparatus for repairing damaged tubes
US5371767A (en) * 1994-02-01 1994-12-06 Westinghouse Electric Corporation System and method for laser welding an inner surface of a small diameter tubular member

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JPH08504678A (ja) 1996-05-21
US5573683A (en) 1996-11-12
JP2766396B2 (ja) 1998-06-18
CA2156253C (en) 1998-10-06
EP0684887A1 (de) 1995-12-06
WO1994019141A1 (en) 1994-09-01
DE69412462T2 (de) 1999-03-04
US5656185A (en) 1997-08-12
ES2121196T3 (es) 1998-11-16
CA2156253A1 (en) 1994-09-01
DE69412462D1 (de) 1998-09-17
US5430270A (en) 1995-07-04
EP0684887B1 (de) 1998-08-12
EP0684887A4 (de) 1996-06-05

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