NO123914B - - Google Patents

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Publication number
NO123914B
NO123914B NO166011A NO16601166A NO123914B NO 123914 B NO123914 B NO 123914B NO 166011 A NO166011 A NO 166011A NO 16601166 A NO16601166 A NO 16601166A NO 123914 B NO123914 B NO 123914B
Authority
NO
Norway
Prior art keywords
fuel
rods
reactor
removable
rod
Prior art date
Application number
NO166011A
Other languages
English (en)
Norwegian (no)
Inventor
J L Lass
D A Venier
W B Bigge
G A Roupe
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of NO123914B publication Critical patent/NO123914B/no

Links

Classifications

    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/326Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/326Bundles of parallel pin-, rod-, or tube-shaped fuel elements comprising fuel elements of different composition; comprising, in addition to the fuel elements, other pin-, rod-, or tube-shaped elements, e.g. control rods, grid support rods, fertile rods, poison rods or dummy rods
    • G21C3/328Relative disposition of the elements in the bundle lattice
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C3/00Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/30Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/334Assembling, maintenance or repair of the bundles
    • GPHYSICS
    • G21NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21CNUCLEAR REACTORS
    • G21C7/00Control of nuclear reaction
    • G21C7/06Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00Energy generation of nuclear origin
    • Y02E30/30Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
NO166011A 1966-01-17 1966-12-15 NO123914B (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US521119A US3349004A (en) 1966-01-17 1966-01-17 Nuclear reactor fuel bundle
US520981A US3382153A (en) 1966-01-17 1966-01-17 Nuclear reactor fuel bundle

Publications (1)

Publication Number Publication Date
NO123914B true NO123914B (fr) 1972-01-31

Family

ID=27060334

Family Applications (1)

Application Number Title Priority Date Filing Date
NO166011A NO123914B (fr) 1966-01-17 1966-12-15

Country Status (13)

Country Link
US (2) US3349004A (fr)
BE (1) BE692665A (fr)
CH (1) CH470727A (fr)
DE (1) DE1589801C3 (fr)
DK (1) DK120248B (fr)
ES (1) ES335669A1 (fr)
FI (1) FI49760C (fr)
FR (1) FR1506946A (fr)
GB (1) GB1171383A (fr)
IL (1) IL27062A (fr)
NL (1) NL6700035A (fr)
NO (1) NO123914B (fr)
SE (1) SE326779B (fr)

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US3861999A (en) * 1967-04-14 1975-01-21 Combustion Eng Nuclear reactor arrangement and method of operating safe effective to increase the thermal amargin in high power density regions
US3546068A (en) * 1967-11-01 1970-12-08 Babcock & Wilcox Co Nuclear reactor core construction
US4251321A (en) * 1967-12-15 1981-02-17 General Electric Company Nuclear reactor utilizing plutonium
US3844886A (en) * 1968-05-02 1974-10-29 Gen Electric Nuclear reactor utilizing plutonium in peripheral fuel assemblies
US3933582A (en) * 1968-09-26 1976-01-20 General Electric Company Plutonium fuel adjacent burnable poison
SE324019B (fr) * 1968-12-02 1970-05-19 Asea Ab
BE759403A (fr) * 1969-11-26 1971-04-30 Babcock & Wilcox Co Assemblage combustible perfectionne pour un reacteur nucleaire
US3741868A (en) * 1970-03-30 1973-06-26 Gen Electric Fuel bundle with removable rods
DE2140170C3 (de) * 1971-08-11 1980-01-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Federndes Spannelement in Kernreaktoren
US3864211A (en) * 1972-10-02 1975-02-04 Exxon Nuclear Co Inc Removable upper tie plate
FR2220847B1 (fr) * 1973-03-07 1975-10-31 Commissariat Energie Atomique
US4038137A (en) * 1973-09-26 1977-07-26 Exxon Nuclear Company, Inc. Locking means for fuel bundles
US4152204A (en) * 1973-10-26 1979-05-01 Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung Device for controlling the power output of a core reactor and for turning off the same
US4022661A (en) * 1975-05-01 1977-05-10 General Electric Company Fuel rod support means
US4035233A (en) * 1975-06-18 1977-07-12 General Electric Company Channel follower leakage restrictor
US4064004A (en) * 1976-02-23 1977-12-20 Exxon Nuclear Company, Inc. Assembly mechanism for nuclear fuel bundles
US4451427A (en) * 1978-02-03 1984-05-29 Combustion Engineering, Inc. In-core fuel management for nuclear reactor
US4269661A (en) * 1978-06-15 1981-05-26 Westinghouse Electric Corp. Top nozzle for a nuclear reactor fuel assembly
US4304631A (en) * 1979-07-02 1981-12-08 The Babcock & Wilcox Company Control component retainer
US4574069A (en) * 1980-11-21 1986-03-04 Combustion Engineering, Inc. In-core fuel management for nuclear reactor
US4432934A (en) * 1980-12-16 1984-02-21 Westinghouse Electric Corp. Displacer rod for use in a mechanical spectral shift reactor
JPS5819592A (ja) * 1981-07-27 1983-02-04 株式会社日立製作所 高速炉の炉心の出力分布平坦化方法とその方法に用いる燃料集合体
FR2512255B1 (fr) * 1981-08-26 1986-06-06 Pechiney Ugine Kuhlmann Uran Dispositif de jonction demontable et utilisation de ce dispositif pour assemblage combustible pour reacteur nucleaire
US4452755A (en) * 1982-01-29 1984-06-05 The United States Of America As Represented By The United States Department Of Energy Fuel rod retention device for a nuclear reactor
US4521862A (en) * 1982-03-29 1985-06-04 General Electric Company Serialization of elongated members
FR2533350B1 (fr) * 1982-09-16 1988-07-08 Fragema Framatome & Cogema Assemblage de combustible nucleaire a crayons remplacables
US4618472A (en) * 1983-10-25 1986-10-21 Westinghouse Electric Corp. Nuclear reactor fuel assembly with fuel rod removal means
EP0151969B1 (fr) * 1984-02-14 1989-06-28 Westinghouse Electric Corporation Système de bouchon contenant du combustible
US4696793A (en) * 1984-03-28 1987-09-29 Westinghouse Electric Corp. Burnable poison rod for use in a nuclear reactor
US4687621A (en) * 1984-08-06 1987-08-18 Westinghouse Electric Corp. Nuclear fuel assembly with improved spectral shift-producing rods
US4678618A (en) * 1984-08-20 1987-07-07 Westinghouse Electric Corp. Individual source positioning mechanism for a nuclear reactor fuel assembly
US4664878A (en) * 1984-09-26 1987-05-12 Westinghouse Electric Corp. Light water moderator filled rod for a nuclear reactor
US4793963A (en) * 1985-03-26 1988-12-27 Westinghouse Electric Corp. Fuel rod cluster interchange system and method for nuclear fuel assemblies
US4818473A (en) * 1985-05-08 1989-04-04 Westinghouse Electric Corp. Fuel bundle
US4716015A (en) * 1985-05-15 1987-12-29 Westinghouse Electric Corp. Modular nuclear fuel assembly design
US4649021A (en) * 1985-06-19 1987-03-10 Westinghouse Electric Corp. BWR fuel assembly with water flow mixing chamber at fuel bundle/water cross entrance
DE3527163A1 (de) * 1985-07-30 1987-02-05 Hochtemperatur Kernkraftwerk Verfahren zum abtrennen radioaktiver bestandteile aus gasen oder daempfen eines kernreaktors
JPS62150192A (ja) * 1985-12-25 1987-07-04 株式会社日立製作所 燃料集合体
US4751041A (en) * 1986-01-15 1988-06-14 Westinghouse Electric Corp. Burnable neutron absorber element
US4818471A (en) * 1987-08-10 1989-04-04 Westinghouse Electric Corp. BWR fuel assembly channel with localized neutron absorber strips for LPRM calibration
US4988473A (en) * 1988-12-08 1991-01-29 Westinghouse Electric Corp. Self-latching reactivity-reducing device for use in on-site spent fuel assembly storage
JP2772061B2 (ja) * 1989-09-22 1998-07-02 株式会社日立製作所 燃料集合体
US5089210A (en) * 1990-03-12 1992-02-18 General Electric Company Mox fuel assembly design
US5032351A (en) * 1990-05-11 1991-07-16 General Electric Company Modified cross point spacer apparatus and construction
US5282231A (en) * 1992-09-23 1994-01-25 Siemens Power Corporation Lower tie plate cast frame
FR2744556B1 (fr) * 1996-02-02 1998-04-24 Framatome Sa Assemblage de combustible nucleaire comportant un embout superieur ameliore
US6115440A (en) * 1998-04-29 2000-09-05 Westinghouse Electric Company Llc Quick release, removable top nozzle assembly
US9190177B2 (en) * 2009-11-06 2015-11-17 Terrapower, Llc Systems and methods for controlling reactivity in a nuclear fission reactor
US9852818B2 (en) * 2009-11-06 2017-12-26 Terrapower, Llc Systems and methods for controlling reactivity in a nuclear fission reactor
US9793013B2 (en) * 2009-11-06 2017-10-17 Terrapower, Llc Systems and methods for controlling reactivity in a nuclear fission reactor
CN109979612B (zh) * 2018-12-13 2019-12-17 四川大学 用于压水堆的自锁型辐照样品孔塞及其自锁方法
CN111540491B (zh) * 2020-05-14 2022-04-01 中国核动力研究设计院 一种棒状燃料源项释放特性研究实验装置及其使用方法
CN111681785A (zh) * 2020-05-25 2020-09-18 中国原子能科学研究院 一种环形燃料棒下端与下管座c型固定装置
CN113345605B (zh) * 2021-04-29 2022-12-23 广西防城港核电有限公司 核反应堆换料启动快速达临界控制方法
CN114446496B (zh) * 2022-02-17 2024-04-23 中国核动力研究设计院 基于环形燃料元件的超高通量反应堆堆芯

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3015616A (en) * 1956-11-02 1962-01-02 Westinghouse Electric Corp Rod type fuel assembly
US3287231A (en) * 1957-01-23 1966-11-22 Westinghouse Electric Corp Fuel element assembly for a neutronic reactor
US3049484A (en) * 1957-10-31 1962-08-14 Curtiss Wright Corp Apparatus for production of radioactive isotopes
GB902833A (en) * 1959-09-15 1962-08-09 Thompson Nuclear Energy Co Ltd Improvements relating to nuclear reactors
NL130807C (fr) * 1960-03-18 1900-01-01
GB931676A (en) * 1960-09-05 1963-07-17 Atomic Energy Authority Uk Improvements in or relating to nuclear reactor core structures
US3257285A (en) * 1963-02-18 1966-06-21 Gen Dynamics Corp Nuclear power reactor having a high, prompt negative temperature coefficient of reactivity
US3314859A (en) * 1963-12-05 1967-04-18 Combustion Eng Nuclear reactor fuel assembly-control rod organization
US3351533A (en) * 1964-12-03 1967-11-07 Combustion Eng Nuclear reactor core organization and fuel assembly therefor
US3309280A (en) * 1964-12-24 1967-03-14 Leonard J Balog Pressure-tube nuclear reactor including fuel assembly with thermal baffle

Also Published As

Publication number Publication date
US3349004A (en) 1967-10-24
ES335669A1 (es) 1969-10-16
DE1589801A1 (de) 1972-04-20
BE692665A (fr) 1967-07-17
SE326779B (fr) 1970-08-03
GB1171383A (en) 1969-11-19
US3382153A (en) 1968-05-07
DE1589801B2 (de) 1974-08-01
IL27062A (en) 1970-12-24
DK120248B (da) 1971-05-03
FI49760B (fr) 1975-06-02
FR1506946A (fr) 1967-12-22
FI49760C (fi) 1975-09-10
NL6700035A (fr) 1967-07-18
DE1589801C3 (de) 1975-04-10
CH470727A (de) 1969-03-31

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