IT1225672B - Griglia di supporto del nocciolo di un reattore nucleare e procedimento di fabbricazione della stessa - Google Patents

Griglia di supporto del nocciolo di un reattore nucleare e procedimento di fabbricazione della stessa

Info

Publication number
IT1225672B
IT1225672B IT8812526A IT1252688A IT1225672B IT 1225672 B IT1225672 B IT 1225672B IT 8812526 A IT8812526 A IT 8812526A IT 1252688 A IT1252688 A IT 1252688A IT 1225672 B IT1225672 B IT 1225672B
Authority
IT
Italy
Prior art keywords
nut
same
nuclear reactor
manufacturing procedure
support grid
Prior art date
Application number
IT8812526A
Other languages
English (en)
Other versions
IT8812526A0 (it
Inventor
Giulio Cai
Original Assignee
Ansaldo 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 Ansaldo Spa filed Critical Ansaldo Spa
Priority to IT8812526A priority Critical patent/IT1225672B/it
Publication of IT8812526A0 publication Critical patent/IT8812526A0/it
Priority to US07/381,770 priority patent/US5132078A/en
Priority to FR898909774A priority patent/FR2634577B1/fr
Priority to DE3924235A priority patent/DE3924235A1/de
Priority to GB8916789A priority patent/GB2222301A/en
Application granted granted Critical
Publication of IT1225672B publication Critical patent/IT1225672B/it

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
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/0216—Seam profiling, e.g. weaving, multilayer
    • 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
    • B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C21/00—Apparatus or processes specially adapted to the manufacture of reactors or parts thereof
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C5/00—Moderator or core structure; Selection of materials for use as moderator
    • G21C5/02—Details
    • G21C5/06—Means for locating or supporting fuel elements
    • 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
    • B23K2103/02—Iron or ferrous alloys
    • B23K2103/04—Steel or steel alloys
    • B23K2103/05—Stainless steel
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Manufacturing & Machinery (AREA)
  • Arc Welding In General (AREA)
IT8812526A 1988-07-22 1988-07-22 Griglia di supporto del nocciolo di un reattore nucleare e procedimento di fabbricazione della stessa IT1225672B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8812526A IT1225672B (it) 1988-07-22 1988-07-22 Griglia di supporto del nocciolo di un reattore nucleare e procedimento di fabbricazione della stessa
US07/381,770 US5132078A (en) 1988-07-22 1989-07-18 Diagrid for a nuclear reactor core
FR898909774A FR2634577B1 (fr) 1988-07-22 1989-07-20 Sommier pour un coeur de reacteur nucleaire et son procede de fabricatio
DE3924235A DE3924235A1 (de) 1988-07-22 1989-07-21 Gitterrost fuer den kern eines atomreaktors und verfahren zu dessen herstellung
GB8916789A GB2222301A (en) 1988-07-22 1989-07-21 Heat exchanger tube array, and manufacturing process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8812526A IT1225672B (it) 1988-07-22 1988-07-22 Griglia di supporto del nocciolo di un reattore nucleare e procedimento di fabbricazione della stessa

Publications (2)

Publication Number Publication Date
IT8812526A0 IT8812526A0 (it) 1988-07-22
IT1225672B true IT1225672B (it) 1990-11-22

Family

ID=11141208

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8812526A IT1225672B (it) 1988-07-22 1988-07-22 Griglia di supporto del nocciolo di un reattore nucleare e procedimento di fabbricazione della stessa

Country Status (5)

Country Link
US (1) US5132078A (it)
DE (1) DE3924235A1 (it)
FR (1) FR2634577B1 (it)
GB (1) GB2222301A (it)
IT (1) IT1225672B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2680597B1 (fr) * 1991-08-20 1993-11-26 Framatome Structure interne d'un reacteur nucleaire a neutrons rapides.
FR2723870B1 (fr) * 1994-08-30 1996-11-15 Framatome Sa Procede de reparation d'une liaison soudee heterogene entre une tubulure d'un composant d'un reacteur nucleaire et une tuyauterie.
FR2742369B1 (fr) * 1995-12-18 1998-03-06 Framatome Sa Procede de raccordement par soudage heterogene de deux pieces et utilisation
JP4633959B2 (ja) * 2001-05-08 2011-02-16 三菱重工業株式会社 高強度耐熱鋼の溶接継手部及びその溶接方法
FR2877865B1 (fr) * 2004-11-15 2008-06-06 Valeo Electronique Sys Liaison Procede de soudure sans apport de matiere et dispositif electrique susceptible d'etre realise par ce procede
WO2008152220A2 (fr) * 2007-05-04 2008-12-18 Societat D'obres I Freballs Subterranis Del Pirinev Carretera Dels Cortals Procédé de réalisation d'un cuvelage pour une piscine, une bâche ou une enceinte de confinement
DE102008029724B4 (de) 2007-06-26 2010-09-30 V&M Deutschland Gmbh Verfahren zum Verbinden dickwandiger metallischer Werstücke mittels Schweißen
US20090139969A1 (en) * 2007-11-29 2009-06-04 Global Nuclear Fuel - Americas Llc Laser welding of castings to minimize distortion
US9101997B2 (en) * 2008-09-11 2015-08-11 Siemens Energy, Inc Asymmetric heat sink welding using a penetration enhancing compound
US20120214017A1 (en) * 2011-02-22 2012-08-23 Pourin Welding Engineering Co., Ltd. Weld Overlay Structure and a Method of Providing a Weld Overlay Structure
DE102018208376A1 (de) * 2018-05-28 2019-11-28 Universität Stuttgart Verfahren zum Ermitteln von mindestens einem Kennwert zur Beurteilung der Beanspruchbarkeit von mindestens einem Schweißnahtanfang und/oder mindestens einem Schweißnahtende

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1005133A (en) * 1963-07-04 1965-09-22 Atomic Energy Authority Uk Liquid-moderated nuclear reactors
GB1159597A (en) * 1966-10-25 1969-07-30 Masch Und Appbau Grimma Veb Heat Exchanger
FR2153177B1 (it) * 1971-09-23 1974-03-29 Creusot Loire
GB1396705A (en) * 1971-09-29 1975-06-04 Atomic Energy Authority Uk Calandria vessels
FR2168200B1 (it) * 1972-01-20 1974-12-13 Creusot Loire
FR2180517B1 (it) * 1972-04-19 1974-10-04 Commissariat Energie Atomique
GB1389134A (en) * 1972-07-04 1975-04-03 Clarke Chapman Ltd Sub-assembly for nuclear power plant
DE2327842A1 (de) * 1973-06-01 1974-12-19 Prvni Brnenska Strojirna Hochdruckwaermetauscher
FR2246941B1 (it) * 1973-10-09 1976-11-19 Commissariat Energie Atomique
FR2274995B1 (fr) * 1974-06-12 1977-01-07 Commissariat Energie Atomique Chandelle support d'assemblage combustible pour sommier de reacteur nucleaire
GB1542735A (en) * 1977-03-29 1979-03-21 Atomic Energy Authority Uk Pressure tube nuclear reactors
US4207944A (en) * 1978-02-15 1980-06-17 Joseph Oat Corporation Heat exchanger for withstanding cyclic changes in temperature
FR2444320A1 (fr) * 1978-12-14 1980-07-11 Commissariat Energie Atomique Dispositif de maintien et d'alimentation d'un assemblage dans un reacteur nucleaire
GB2069224A (en) * 1980-02-08 1981-08-19 Nat Nuclear Corp Liquid metal cooled nuclear reactors
US4361746A (en) * 1980-10-20 1982-11-30 Air Products And Chemicals, Inc. Underwater cutting and welding torch
FR2500653A1 (fr) * 1981-02-26 1982-08-27 Commissariat Energie Atomique Dispositif de reglage du debit d'un fluide
DE3778189D1 (de) * 1986-01-23 1992-05-21 Westinghouse Electric Corp Laserschweisskopf zum verschweissen einer muffe mit einem rohr.
FR2609833B1 (fr) * 1987-01-21 1991-10-18 Novatome Coeur d'un reacteur nucleaire et procede de chargement de ce coeur

Also Published As

Publication number Publication date
DE3924235A1 (de) 1990-01-25
GB8916789D0 (en) 1989-09-06
FR2634577A1 (fr) 1990-01-26
FR2634577B1 (fr) 1991-11-08
GB2222301A (en) 1990-02-28
US5132078A (en) 1992-07-21
IT8812526A0 (it) 1988-07-22

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950731