FR3113333B1 - Réacteur nucléaire intégré à neutrons rapides comportant un dispositif de sûreté dédié à la mitigation des accidents graves - Google Patents

Réacteur nucléaire intégré à neutrons rapides comportant un dispositif de sûreté dédié à la mitigation des accidents graves Download PDF

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Publication number
FR3113333B1
FR3113333B1 FR2008401A FR2008401A FR3113333B1 FR 3113333 B1 FR3113333 B1 FR 3113333B1 FR 2008401 A FR2008401 A FR 2008401A FR 2008401 A FR2008401 A FR 2008401A FR 3113333 B1 FR3113333 B1 FR 3113333B1
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FR
France
Prior art keywords
safety device
mitigation
nuclear reactor
fast neutron
neutron nuclear
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.)
Active
Application number
FR2008401A
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English (en)
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FR3113333A1 (fr
Inventor
Thierry Beck
Michel Belliard
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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.)
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Publication date
Application filed by Commissariat a lEnergie Atomique CEA, Commissariat a lEnergie Atomique et aux Energies Alternatives CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR2008401A priority Critical patent/FR3113333B1/fr
Priority to JP2021093587A priority patent/JP2022032025A/ja
Priority to CN202110693815.2A priority patent/CN114078604A/zh
Publication of FR3113333A1 publication Critical patent/FR3113333A1/fr
Application granted granted Critical
Publication of FR3113333B1 publication Critical patent/FR3113333B1/fr
Active legal-status Critical Current
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Classifications

    • 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
    • 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
    • G21C1/022—Fast fission reactors, i.e. reactors not using a moderator ; Metal cooled reactors; Fast breeders characterised by the design or properties of the core
    • 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
    • G21C5/00—Moderator or core structure; Selection of materials for use as moderator
    • G21C5/02—Details
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
    • G21C9/016—Core catchers
    • 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
    • G21C15/00—Cooling arrangements within the pressure vessel containing the core; Selection of specific coolants
    • G21C15/18—Emergency cooling arrangements; Removing shut-down heat
    • 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)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)

Abstract

L'objet principal de l'invention est un réacteur nucléaire intégré à neutrons rapides, comportant : une cuve comportant le cœur et un circuit primaire intégré, comportant une pompe primaire, un échangeur de chaleur intermédiaire et un échangeur de chaleur d’évacuation de puissance résiduelle, un redan, séparant le volume de fluide caloporteur entre le collecteur chaud (12) et le collecteur froid, caractérisé en ce que le cœur comporte un dispositif de sûreté composé d’au moins un dispositif élémentaire de sûreté (45) dédié à la mitigation des accidents graves, comprenant un tube de transfert (40) et un tube traversant (42) situé au travers du sommier (30) et du platelage (31) pour déboucher au fond de la cuve, le tube de transfert (40) comprenant une ou plusieurs buses d’injection et une zone d’épaisseur réduite pour augmenter la vitesse de percement en cas d’accident grave, un dispositif de récupération (41) de combustible fondu étant situé au fond de la cuve. Figure pour l’abrégé : Figure 4
FR2008401A 2020-08-10 2020-08-10 Réacteur nucléaire intégré à neutrons rapides comportant un dispositif de sûreté dédié à la mitigation des accidents graves Active FR3113333B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR2008401A FR3113333B1 (fr) 2020-08-10 2020-08-10 Réacteur nucléaire intégré à neutrons rapides comportant un dispositif de sûreté dédié à la mitigation des accidents graves
JP2021093587A JP2022032025A (ja) 2020-08-10 2021-06-03 炉心溶融事故を軽減するための専用の安全装置を含む一体型高速中性子原子炉
CN202110693815.2A CN114078604A (zh) 2020-08-10 2021-06-22 包括减缓堆芯熔化事故的安全设备的整体式快中子反应堆

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2008401 2020-08-10
FR2008401A FR3113333B1 (fr) 2020-08-10 2020-08-10 Réacteur nucléaire intégré à neutrons rapides comportant un dispositif de sûreté dédié à la mitigation des accidents graves

Publications (2)

Publication Number Publication Date
FR3113333A1 FR3113333A1 (fr) 2022-02-11
FR3113333B1 true FR3113333B1 (fr) 2022-07-08

Family

ID=74183216

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2008401A Active FR3113333B1 (fr) 2020-08-10 2020-08-10 Réacteur nucléaire intégré à neutrons rapides comportant un dispositif de sûreté dédié à la mitigation des accidents graves

Country Status (3)

Country Link
JP (1) JP2022032025A (fr)
CN (1) CN114078604A (fr)
FR (1) FR3113333B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10227884A (ja) 1997-02-17 1998-08-25 Hitachi Ltd 高速炉の制御棒集合体
FR2951578B1 (fr) 2009-10-16 2012-06-08 Commissariat Energie Atomique Assemblage de combustible nucleaire et reacteur nucleaire comportant au moins un tel assemblage
FR3053826B1 (fr) 2016-07-05 2018-08-24 Commissariat Energie Atomique Reacteur nucleaire integre a neutrons rapides comportant un dispositif de verrouillage passif du chemin hydraulique
FR3069095B1 (fr) * 2017-07-13 2019-08-30 Commissariat A L'energie Atomique Et Aux Energies Alternatives Assemblage de mitigation pour reacteur nucleaire comportant un bouchon d'etancheite amovible

Also Published As

Publication number Publication date
CN114078604A (zh) 2022-02-22
FR3113333A1 (fr) 2022-02-11
JP2022032025A (ja) 2022-02-24

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