DE19882109T1 - Laser emission head, laser beam transmission device, method of adjusting a laser beam transmission device, and inner core structure prevention / repair device - Google Patents

Laser emission head, laser beam transmission device, method of adjusting a laser beam transmission device, and inner core structure prevention / repair device

Info

Publication number
DE19882109T1
DE19882109T1 DE19882109T DE19882109T DE19882109T1 DE 19882109 T1 DE19882109 T1 DE 19882109T1 DE 19882109 T DE19882109 T DE 19882109T DE 19882109 T DE19882109 T DE 19882109T DE 19882109 T1 DE19882109 T1 DE 19882109T1
Authority
DE
Germany
Prior art keywords
laser beam
beam transmission
transmission device
adjusting
inner core
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.)
Withdrawn
Application number
DE19882109T
Other languages
German (de)
Inventor
Katsuhiko Sato
Motohiko Kimura
Yuji Sano
Mitsuaki Shimamura
Hiroaki Igakura
Makoto Ochiai
Hisashi Hozumi
Naruhiko Mukai
Masaki Yoda
Yutaka Togasawa
Yasumi Kitajima
Tomoyuki Ito
Nobuhiko Tanaka
Takuya Uehara
Makoto Kondo
Yoshifumi Sato
Tatsuki Ogisu
Minoru Obata
Naoko Hayashi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE19882109T1 publication Critical patent/DE19882109T1/en
Withdrawn legal-status Critical Current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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0643—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising mirrors
    • 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
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/003—Remote inspection of vessels, e.g. pressure vessels
    • G21C17/01—Inspection of the inner surfaces of vessels
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Laser Beam Processing (AREA)
DE19882109T 1997-12-09 1998-12-09 Laser emission head, laser beam transmission device, method of adjusting a laser beam transmission device, and inner core structure prevention / repair device Withdrawn DE19882109T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP33897497A JP3865338B2 (en) 1997-12-09 1997-12-09 Preventive maintenance / repair equipment for reactor internals
PCT/JP1998/005569 WO1999029463A1 (en) 1997-12-09 1998-12-09 Laser emission head, laser beam transmission device, laser beam transmission device adjustment method and preventive maintenance/repair device of structure in nuclear reactor

Publications (1)

Publication Number Publication Date
DE19882109T1 true DE19882109T1 (en) 2000-03-16

Family

ID=18323092

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882109T Withdrawn DE19882109T1 (en) 1997-12-09 1998-12-09 Laser emission head, laser beam transmission device, method of adjusting a laser beam transmission device, and inner core structure prevention / repair device

Country Status (4)

Country Link
JP (1) JP3865338B2 (en)
DE (1) DE19882109T1 (en)
SE (1) SE521996C2 (en)
WO (1) WO1999029463A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020112330A1 (en) 2020-05-07 2021-11-11 Renk Gmbh Workpiece processing device

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001099987A (en) * 1999-09-28 2001-04-13 Toshiba Corp Laser polishing device for interior of nuclear reactor piping
JP3306040B2 (en) * 2000-03-10 2002-07-24 株式会社東芝 Reactor internal structure maintenance and repair equipment
US7718921B2 (en) 2004-11-17 2010-05-18 Metal Improvement Company Llc Active beam delivery system with variable optical path segment through air
US7851725B2 (en) * 2004-11-17 2010-12-14 Metal Improvement Company Llc Active beam delivery system with image relay
JP4923459B2 (en) * 2005-07-19 2012-04-25 日産自動車株式会社 Laser welding apparatus and laser welding system
JP6189040B2 (en) * 2013-01-31 2017-08-30 三菱重工業株式会社 Reactor repair equipment installation apparatus and method
JP2016078044A (en) * 2014-10-14 2016-05-16 三菱電機株式会社 Processing state determination device and processor
EP3652929A4 (en) 2017-07-10 2021-07-21 3D AT Depth, Inc. Underwater optical positioning systems and methods
EP4218033A2 (en) * 2020-09-25 2023-08-02 3D AT Depth, Inc. Systems and methods for laser inspection and measurements

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63210240A (en) * 1987-02-26 1988-08-31 Mitsubishi Motors Corp Method for hardening cylindrical block
JP2526891B2 (en) * 1987-03-24 1996-08-21 日本電気株式会社 Laser Beam Skiana
JPH01278987A (en) * 1988-04-28 1989-11-09 Toshiba Corp Adjusting device for optical axis
JPH02255291A (en) * 1989-03-28 1990-10-16 Toshiba Corp Device for observing position to be irradiated with laser light
JPH07248397A (en) * 1994-03-09 1995-09-26 Toshiba Corp Repairing method for nuclear reactor inside structure and device therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020112330A1 (en) 2020-05-07 2021-11-11 Renk Gmbh Workpiece processing device

Also Published As

Publication number Publication date
SE9902857L (en) 1999-10-06
SE521996C2 (en) 2003-12-23
SE9902857D0 (en) 1999-08-09
JPH11174191A (en) 1999-07-02
WO1999029463A1 (en) 1999-06-17
JP3865338B2 (en) 2007-01-10

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: B23K 26/10

8607 Notification of search results after publication
8128 New person/name/address of the agent

Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN

R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20110701