DE69412462T2 - Verfahren und vorrichtung zum reparieren beschädigter rohre - Google Patents

Verfahren und vorrichtung zum reparieren beschädigter rohre

Info

Publication number
DE69412462T2
DE69412462T2 DE69412462T DE69412462T DE69412462T2 DE 69412462 T2 DE69412462 T2 DE 69412462T2 DE 69412462 T DE69412462 T DE 69412462T DE 69412462 T DE69412462 T DE 69412462T DE 69412462 T2 DE69412462 T2 DE 69412462T2
Authority
DE
Germany
Prior art keywords
tube
repair
weld head
laser
canted
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 - Lifetime
Application number
DE69412462T
Other languages
English (en)
Other versions
DE69412462D1 (de
Inventor
Shane Findlan
Gregory Frederick
Artie Peterson
Wylie Childs
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.)
Electric Power Research Institute Inc
Original Assignee
Electric Power Research Institute Inc
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 Research Institute Inc filed Critical Electric Power Research Institute Inc
Application granted granted Critical
Publication of DE69412462D1 publication Critical patent/DE69412462D1/de
Publication of DE69412462T2 publication Critical patent/DE69412462T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
DE69412462T 1993-02-17 1994-02-10 Verfahren und vorrichtung zum reparieren beschädigter rohre Expired - Lifetime DE69412462T2 (de)

Applications Claiming Priority (3)

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
PCT/US1994/001556 WO1994019141A1 (en) 1993-02-17 1994-02-10 Method and apparatus for repairing damaged tubes

Publications (2)

Publication Number Publication Date
DE69412462D1 DE69412462D1 (de) 1998-09-17
DE69412462T2 true DE69412462T2 (de) 1999-03-04

Family

ID=21789025

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69412462T Expired - Lifetime DE69412462T2 (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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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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Publication number Publication date
EP0684887A4 (de) 1996-06-05
ES2121196T3 (es) 1998-11-16
CA2156253A1 (en) 1994-09-01
DE69412462D1 (de) 1998-09-17
CA2156253C (en) 1998-10-06
EP0684887A1 (de) 1995-12-06
WO1994019141A1 (en) 1994-09-01
EP0684887B1 (de) 1998-08-12
US5656185A (en) 1997-08-12
JPH08504678A (ja) 1996-05-21
ATE169538T1 (de) 1998-08-15
US5573683A (en) 1996-11-12
JP2766396B2 (ja) 1998-06-18
US5430270A (en) 1995-07-04

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