FR3101187B1 - Assemblage de combustible nucléaire muni d'un dispositif de renfort - Google Patents

Assemblage de combustible nucléaire muni d'un dispositif de renfort Download PDF

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Publication number
FR3101187B1
FR3101187B1 FR1910509A FR1910509A FR3101187B1 FR 3101187 B1 FR3101187 B1 FR 3101187B1 FR 1910509 A FR1910509 A FR 1910509A FR 1910509 A FR1910509 A FR 1910509A FR 3101187 B1 FR3101187 B1 FR 3101187B1
Authority
FR
France
Prior art keywords
nuclear fuel
guide tubes
fuel assembly
fuel rods
assembly fitted
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
FR1910509A
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English (en)
Other versions
FR3101187A1 (fr
Inventor
Michel Bonnamour
Yassmail Akariouh
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.)
Areva NP SAS
Original Assignee
Framatome SA
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 Framatome SA filed Critical Framatome SA
Priority to FR1910509A priority Critical patent/FR3101187B1/fr
Priority to ARP200102634A priority patent/AR120031A1/es
Priority to PCT/EP2020/076569 priority patent/WO2021058565A1/fr
Priority to KR1020227009787A priority patent/KR20220098719A/ko
Priority to CN202080067114.1A priority patent/CN114450757A/zh
Priority to US17/761,954 priority patent/US20220328201A1/en
Priority to EP20775306.2A priority patent/EP4035182A1/fr
Publication of FR3101187A1 publication Critical patent/FR3101187A1/fr
Application granted granted Critical
Publication of FR3101187B1 publication Critical patent/FR3101187B1/fr
Priority to ZA2022/03399A priority patent/ZA202203399B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • 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
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/322—Means to influence the coolant flow through or around the bundles
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/10—Construction of control elements
    • 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
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/34—Spacer grids
    • G21C3/352—Spacer grids formed of assembled intersecting strips
    • 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
    • G21C3/30—Assemblies of a number of fuel elements in the form of a rigid unit
    • G21C3/32—Bundles of parallel pin-, rod-, or tube-shaped fuel elements
    • G21C3/34—Spacer grids
    • G21C3/356—Spacer grids being provided with fuel element supporting members
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • 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)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Supports For Pipes And Cables (AREA)

Abstract

Assemblage de combustible nucléaire muni d’un dispositif de renfort L’assemblage comprend des crayons de combustible nucléaire (4) s’étendant suivant un axe longitudinal (L) et un squelette de support (6) configuré pour porter les crayons de combustible nucléaire (4), le squelette de support (6) comprenant deux embouts (8, 10), une pluralité de tubes-guides (12) connectant les embouts (8, 10) l’un à l’autre, des grilles-entretoises (14) fixées sur les tubes-guides (12), chaque grille-entretoise (14) supportant les crayons de combustible nucléaire (4), l’assemblage de combustible nucléaire comprenant en outre au moins un dispositif de renfort (20) comprenant au moins une plaque de renfort (22) en contact avec au moins deux des tubes-guides (12) et fixée à un ou plusieurs des tubes-guides (12) en des points de fixation (21), chaque plaque de renfort (22) ayant au moins deux points de fixation (21) décalés l’un de l’autre suivant l’axe longitudinal (L). Figure pour abrégé : Figure 3
FR1910509A 2019-09-24 2019-09-24 Assemblage de combustible nucléaire muni d'un dispositif de renfort Active FR3101187B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR1910509A FR3101187B1 (fr) 2019-09-24 2019-09-24 Assemblage de combustible nucléaire muni d'un dispositif de renfort
ARP200102634A AR120031A1 (es) 2019-09-24 2020-09-22 Ensamblaje de combustible nuclear provisto de un dispositivo de refuerzo
KR1020227009787A KR20220098719A (ko) 2019-09-24 2020-09-23 강화 장치를 구비하는 핵연료 집합체
CN202080067114.1A CN114450757A (zh) 2019-09-24 2020-09-23 具有加强装置的核燃料组件
PCT/EP2020/076569 WO2021058565A1 (fr) 2019-09-24 2020-09-23 Assemblage de combustible nucléaire muni d'un dispositif de renfort
US17/761,954 US20220328201A1 (en) 2019-09-24 2020-09-23 Nuclear Fuel Assembly with a Reinforcement Device
EP20775306.2A EP4035182A1 (fr) 2019-09-24 2020-09-23 Assemblage de combustible nucléaire muni d'un dispositif de renfort
ZA2022/03399A ZA202203399B (en) 2019-09-24 2022-03-23 Nuclear fuel assembly with a reinforcement device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1910509A FR3101187B1 (fr) 2019-09-24 2019-09-24 Assemblage de combustible nucléaire muni d'un dispositif de renfort
FR1910509 2019-09-24

Publications (2)

Publication Number Publication Date
FR3101187A1 FR3101187A1 (fr) 2021-03-26
FR3101187B1 true FR3101187B1 (fr) 2021-12-10

Family

ID=69699949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1910509A Active FR3101187B1 (fr) 2019-09-24 2019-09-24 Assemblage de combustible nucléaire muni d'un dispositif de renfort

Country Status (8)

Country Link
US (1) US20220328201A1 (fr)
EP (1) EP4035182A1 (fr)
KR (1) KR20220098719A (fr)
CN (1) CN114450757A (fr)
AR (1) AR120031A1 (fr)
FR (1) FR3101187B1 (fr)
WO (1) WO2021058565A1 (fr)
ZA (1) ZA202203399B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114193095A (zh) * 2021-12-08 2022-03-18 中核建中核燃料元件有限公司 采用局部3d打印结构的核燃料下管座制造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2860335B1 (fr) 2003-09-30 2007-12-07 Framatome Anp Assemblage de combustible nucleaire comprenant un dispositif interieur de renfort
FR2860334B1 (fr) * 2003-09-30 2007-12-07 Framatome Anp Assemblage de combustible nucleaire comprenant un dispositif maille de renfort et utilisation d'un tel dispositif dans un assemblage de combustible nucleaire
KR102075647B1 (ko) * 2018-01-23 2020-02-10 한전원자력연료 주식회사 내진성능 향상용 핵연료 골격체 보강 구조물 및 이를 포함하는 핵연료집합체

Also Published As

Publication number Publication date
CN114450757A (zh) 2022-05-06
ZA202203399B (en) 2023-09-27
FR3101187A1 (fr) 2021-03-26
KR20220098719A (ko) 2022-07-12
EP4035182A1 (fr) 2022-08-03
AR120031A1 (es) 2022-01-26
US20220328201A1 (en) 2022-10-13
WO2021058565A1 (fr) 2021-04-01

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