JPH0214675B2 - - Google Patents
Info
- Publication number
- JPH0214675B2 JPH0214675B2 JP58136926A JP13692683A JPH0214675B2 JP H0214675 B2 JPH0214675 B2 JP H0214675B2 JP 58136926 A JP58136926 A JP 58136926A JP 13692683 A JP13692683 A JP 13692683A JP H0214675 B2 JPH0214675 B2 JP H0214675B2
- Authority
- JP
- Japan
- Prior art keywords
- fuel
- fuel rod
- tube
- spring strips
- cylinder
- 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.)
- Expired - Lifetime
Links
- 239000000446 fuel Substances 0.000 claims description 113
- 230000004907 flux Effects 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000003758 nuclear fuel Substances 0.000 claims description 2
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 229910001093 Zr alloy Inorganic materials 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000005253 cladding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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
- G21C3/34—Spacer grids
- G21C3/344—Spacer grids formed of assembled tubular elements
-
- 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)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Fuel-Injection Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40343382A | 1982-07-30 | 1982-07-30 | |
| US403433 | 1982-07-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5946588A JPS5946588A (ja) | 1984-03-15 |
| JPH0214675B2 true JPH0214675B2 (it) | 1990-04-09 |
Family
ID=23595746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58136926A Granted JPS5946588A (ja) | 1982-07-30 | 1983-07-28 | 核燃料集合体 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5946588A (it) |
| BE (1) | BE897426A (it) |
| FR (1) | FR2531258B1 (it) |
| IT (1) | IT1170170B (it) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2577343B1 (fr) * | 1985-02-08 | 1991-03-22 | Commissariat Energie Atomique | Dispositif d'espacement et de maintien de crayons combustibles dans un assemblage combustible |
| US5024806A (en) * | 1989-09-21 | 1991-06-18 | Westinghouse Electric Corp. | Enhanced debris filter bottom nozzle for a nuclear fuel assembly |
| JPH05229511A (ja) * | 1992-02-26 | 1993-09-07 | Tokyo Autom Mach Works Ltd | 棒状物送給貯蔵装置 |
| FR2837975B1 (fr) | 2002-03-29 | 2005-08-26 | Framatome Anp | Grille entretoise d'un assemblage de combustible pour un reacteur nucleaire refroidi par de l'eau legere |
| US20100322371A1 (en) * | 2005-01-11 | 2010-12-23 | Westinghouse Electric Company Llc | Optimized flower tubes and optimized advanced grid configurations |
| US8374308B2 (en) * | 2005-01-11 | 2013-02-12 | Westinghouse Electric Company Llc | Helically fluted tubular fuel rod support |
| FR2910687B1 (fr) * | 2006-12-26 | 2016-08-26 | Areva Np | Grille-entretoise a elements d'appui en forme de selle de cheval et assemblage de combustible nucleaire correspondant. |
| US8358733B2 (en) | 2009-08-10 | 2013-01-22 | Westinghouse Electric Company Llc | Helically fluted tubular fuel rod support |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE566895A (it) * | 1957-04-17 | |||
| DE1294574B (de) * | 1965-12-03 | 1969-05-08 | Westinghouse Electric Corp | Auswechselbares Kernreaktor-Brennelement, bestehend aus mehreren Brennstaeben |
| GB1153444A (en) * | 1966-02-22 | 1969-05-29 | Atomic Energy Authority Uk | Transverse Bracing Grids for Clusters of Heat Exchange Elements. |
| FR1534275A (fr) * | 1966-08-15 | 1968-07-26 | Atomenergi Ab | Dispositif d'espacement pour les barres combustibles d'un élément combustible de réacteur nucléaire |
| FR2134104A1 (en) * | 1971-04-20 | 1972-12-08 | Commissariat Energie Atomique | Nuclear fuel element sub-assembly - with coolant flow limited jacket temp around elongated needle matrix |
| JPS5395985U (it) * | 1977-01-07 | 1978-08-04 |
-
1983
- 1983-07-21 IT IT22162/83A patent/IT1170170B/it active
- 1983-07-27 FR FR8312430A patent/FR2531258B1/fr not_active Expired
- 1983-07-28 JP JP58136926A patent/JPS5946588A/ja active Granted
- 1983-07-29 BE BE0/211278A patent/BE897426A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2531258A1 (fr) | 1984-02-03 |
| FR2531258B1 (fr) | 1986-12-26 |
| IT1170170B (it) | 1987-06-03 |
| JPS5946588A (ja) | 1984-03-15 |
| IT8322162A0 (it) | 1983-07-21 |
| BE897426A (fr) | 1984-01-30 |
| IT8322162A1 (it) | 1985-01-21 |
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