BR112018069844A2 - reator nuclear a combustível fundido com refrigerante refletor de nêutrons - Google Patents

reator nuclear a combustível fundido com refrigerante refletor de nêutrons

Info

Publication number
BR112018069844A2
BR112018069844A2 BR112018069844A BR112018069844A BR112018069844A2 BR 112018069844 A2 BR112018069844 A2 BR 112018069844A2 BR 112018069844 A BR112018069844 A BR 112018069844A BR 112018069844 A BR112018069844 A BR 112018069844A BR 112018069844 A2 BR112018069844 A2 BR 112018069844A2
Authority
BR
Brazil
Prior art keywords
neutron
neutron reflective
refrigerant
nuclear fuel
refrigerants
Prior art date
Application number
BR112018069844A
Other languages
English (en)
Other versions
BR112018069844B1 (pt
Inventor
T Cisneros Anselmo Jr
S El-Dasher Bassem
c kelleher Brian
gregory freeman Charles
J Johns Christopher
Flowers Dan
F Latkowski Jeffery
R Cheatham Jesse Iii
D Mcwhirter Jon
C Walter Joshua
Czerwinski Ken
Kramer Kevin
A Havstad Mark
C Petroski Robert
Abbot Ryan Jr
M Kerlin William
Original Assignee
Terrapower Llc
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 Terrapower Llc filed Critical Terrapower Llc
Publication of BR112018069844A2 publication Critical patent/BR112018069844A2/pt
Publication of BR112018069844B1 publication Critical patent/BR112018069844B1/pt

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/04—Thermal reactors ; Epithermal reactors
    • G21C1/06—Heterogeneous reactors, i.e. in which fuel and moderator are separated
    • G21C1/14—Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being substantially not pressurised, e.g. swimming-pool reactor
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/02—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders
    • G21C1/03—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders cooled by a coolant not essentially pressurised, e.g. pool-type reactors
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/04—Thermal reactors ; Epithermal reactors
    • G21C1/06—Heterogeneous reactors, i.e. in which fuel and moderator are separated
    • G21C1/22—Heterogeneous reactors, i.e. in which fuel and moderator are separated using liquid or gaseous fuel
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/32—Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core
    • G21C1/326—Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core wherein the heat exchanger is disposed next to or beside the core
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C1/00—Reactor types
    • G21C1/32—Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core
    • G21C1/328—Integral reactors, i.e. reactors wherein parts functionally associated with the reactor but not essential to the reaction, e.g. heat exchangers, are disposed inside the enclosure with the core wherein the prime mover is also disposed in the vessel
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C11/00—Shielding structurally associated with the reactor
    • G21C11/06—Reflecting shields, i.e. for minimising loss of neutrons
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/02—Arrangements or disposition of passages in which heat is transferred to the coolant; Coolant flow control devices
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/02—Arrangements or disposition of passages in which heat is transferred to the coolant; Coolant flow control devices
    • G21C15/12—Arrangements or disposition of passages in which heat is transferred to the coolant; Coolant flow control devices from pressure vessel; from containment vessel
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/02—Arrangements or disposition of passages in which heat is transferred to the coolant; Coolant flow control devices
    • G21C15/14—Arrangements or disposition of passages in which heat is transferred to the coolant; Coolant flow control devices from headers; from joints in ducts
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/24—Promoting flow of the coolant
    • G21C15/243—Promoting flow of the coolant for liquids
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/24—Promoting flow of the coolant
    • G21C15/243—Promoting flow of the coolant for liquids
    • G21C15/25—Promoting flow of the coolant for liquids using jet pumps
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/24—Promoting flow of the coolant
    • G21C15/26—Promoting flow of the coolant by convection, e.g. using chimneys, using divergent channels
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/28—Selection of specific coolants ; Additions to the reactor coolants, e.g. against moderator corrosion
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/24—Fuel elements with fissile or breeder material in fluid form within a non-active casing
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/42—Selection of substances for use as reactor fuel
    • G21C3/44—Fluid or fluent reactor fuel
    • G21C3/54—Fused salt, oxide or hydroxide compositions
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C5/00—Moderator or core structure; Selection of materials for use as moderator
    • G21C5/14—Moderator or core structure; Selection of materials for use as moderator characterised by shape
    • 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)
  • 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)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

a presente invenção refere-se a configurações de reatores a sal de combustível fundido que utilizam refrigerantes refletores de nêutrons ou uma combinação de refrigerantes de sal principais e refrigerantes refletores de nêutrons secundários. são descritas configurações adicionais que circulam material refletor de nêutrons líquido em torno de um núcleo do reator para controlar a neutrônica do reator. além disso, também são descritas configurações que usam o material refletor de nêutrons circulante para ativamente resfriar o vaso de contenção.
BR112018069844-0A 2016-05-02 2017-05-02 Reator nuclear a combustível fundido com refrigerante refletor de nêutrons BR112018069844B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662330726P 2016-05-02 2016-05-02
US62/330,726 2016-05-02
PCT/US2017/030666 WO2017192607A1 (en) 2016-05-02 2017-05-02 Molten fuel nuclear reactor with neutron reflecting coolant

Publications (2)

Publication Number Publication Date
BR112018069844A2 true BR112018069844A2 (pt) 2019-01-29
BR112018069844B1 BR112018069844B1 (pt) 2023-05-02

Family

ID=58708039

Family Applications (2)

Application Number Title Priority Date Filing Date
BR112018072071-2A BR112018072071B1 (pt) 2016-05-02 2017-05-01 Reator nuclear de combustível fundido
BR112018069844-0A BR112018069844B1 (pt) 2016-05-02 2017-05-02 Reator nuclear a combustível fundido com refrigerante refletor de nêutrons

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR112018072071-2A BR112018072071B1 (pt) 2016-05-02 2017-05-01 Reator nuclear de combustível fundido

Country Status (11)

Country Link
US (4) US10741293B2 (pt)
EP (3) EP3453024B1 (pt)
JP (4) JP6960413B2 (pt)
KR (4) KR102377348B1 (pt)
CN (3) CN109074876B (pt)
AU (4) AU2017261231B2 (pt)
BR (2) BR112018072071B1 (pt)
CA (3) CA3018444C (pt)
EA (3) EA035652B1 (pt)
MX (3) MX2018013286A (pt)
WO (3) WO2017192464A2 (pt)

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US10867710B2 (en) 2015-09-30 2020-12-15 Terrapower, Llc Molten fuel nuclear reactor with neutron reflecting coolant
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