JPH026035B2 - - Google Patents
Info
- Publication number
- JPH026035B2 JPH026035B2 JP55141876A JP14187680A JPH026035B2 JP H026035 B2 JPH026035 B2 JP H026035B2 JP 55141876 A JP55141876 A JP 55141876A JP 14187680 A JP14187680 A JP 14187680A JP H026035 B2 JPH026035 B2 JP H026035B2
- Authority
- JP
- Japan
- Prior art keywords
- spacer
- head
- web plates
- contact element
- elastic contact
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 28
- 239000000446 fuel Substances 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910001093 Zr alloy Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 2
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 210000002105 tongue Anatomy 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 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
- G21C3/356—Spacer grids being provided with fuel element supporting members
-
- 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)
- Butt Welding And Welding Of Specific Article (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2941320A DE2941320C2 (de) | 1979-10-11 | 1979-10-11 | Abstandshalter zu Zentrierung der Brennstäbe von Brennelementen wassergekühlter Kernreaktoren |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5661686A JPS5661686A (en) | 1981-05-27 |
JPH026035B2 true JPH026035B2 (en]) | 1990-02-07 |
Family
ID=6083305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14187680A Granted JPS5661686A (en) | 1979-10-11 | 1980-10-09 | Spacer for fuel assembly of water cooled reactor |
Country Status (6)
Country | Link |
---|---|
US (1) | US4578239A (en]) |
EP (1) | EP0027203B1 (en]) |
JP (1) | JPS5661686A (en]) |
BR (1) | BR8006509A (en]) |
DE (1) | DE2941320C2 (en]) |
ES (1) | ES8301548A1 (en]) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3334974A1 (de) * | 1983-09-27 | 1985-04-18 | Kraftwerk Union AG, 4330 Mülheim | Kernreaktorbrennelement |
EP0184064B2 (de) * | 1984-11-30 | 1996-09-25 | Siemens Aktiengesellschaft | Kernreaktorbrennelement |
US4728489A (en) * | 1986-06-20 | 1988-03-01 | Combustion Engineering, Inc. | Support grid with integral vanes |
US4698204A (en) * | 1986-09-17 | 1987-10-06 | Westinghouse Electric Corp. | Intermediate flow mixing nonsupport grid for BWR fuel assembly |
DE9100577U1 (de) * | 1991-01-18 | 1991-04-11 | Siemens AG, 8000 München | Abstandhalter für ein Brennelement eines Druckwasserreaktors |
JPH08502358A (ja) * | 1992-10-13 | 1996-03-12 | シーメンス アクチエンゲゼルシヤフト | 原子炉燃料集合体の格子状スペーサ |
FR2736190B1 (fr) * | 1995-06-29 | 1997-10-10 | Framatome Sa | Grille-entretoise d'un assemblage de combustible pour un reacteur nucleaire et assemblage de combustible |
WO1998032133A1 (de) * | 1997-01-15 | 1998-07-23 | Siemens Aktiengesellschaft | Abstandhalter mit befestigten federn für brennelemente von kernreaktoren |
WO2019056222A1 (zh) * | 2017-09-20 | 2019-03-28 | 岭澳核电有限公司 | 定位格架及燃料组件 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL297054A (en]) * | 1962-08-23 | 1963-08-23 | ||
FR1480965A (en]) * | 1965-05-25 | 1967-08-09 | ||
DE1514560C3 (de) * | 1965-09-03 | 1975-01-09 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Abstandshalter für kastenförmige Kernreaktorbrennelemente |
US3769159A (en) * | 1968-06-24 | 1973-10-30 | Combustion Eng | Fuel element grid support for nuclear reactor |
US3679546A (en) * | 1968-10-22 | 1972-07-25 | Nus Corp | Nuclear reactor fuel rod support grid |
US3679547A (en) * | 1968-12-16 | 1972-07-25 | Atomic Power Dev Ass Inc | Elastic support grid for nuclear fuel elements |
US3674635A (en) * | 1970-03-27 | 1972-07-04 | Combustion Eng | Bimetallic spacer grid |
US3753855A (en) * | 1970-06-15 | 1973-08-21 | United Nuclear Corp | Modular fuel rod spacer assembly for nuclear reactor fuel assemblies |
US3933584A (en) * | 1973-04-23 | 1976-01-20 | Nuclear Fuel Services, Inc. | Grid for nuclear fuel assembly |
US3994779A (en) * | 1975-03-07 | 1976-11-30 | General Electric Company | Nuclear reactor fuel rod spacer |
DE2644297C2 (de) * | 1976-09-30 | 1986-06-12 | Kraftwerk Union AG, 4330 Mülheim | Abstandshaltergitter für Brennstäbe von Kernreaktorbrennelementen |
FR2397042A1 (fr) * | 1977-07-07 | 1979-02-02 | Commissariat Energie Atomique | Grille d'espacement pour un faisceau de crayons combustibles dans un assemblage de reacteur nucleaire |
-
1979
- 1979-10-11 DE DE2941320A patent/DE2941320C2/de not_active Expired
-
1980
- 1980-09-29 EP EP80105899A patent/EP0027203B1/de not_active Expired
- 1980-10-09 JP JP14187680A patent/JPS5661686A/ja active Granted
- 1980-10-09 BR BR8006509A patent/BR8006509A/pt unknown
- 1980-10-10 ES ES495836A patent/ES8301548A1/es not_active Expired
-
1984
- 1984-06-25 US US06/623,631 patent/US4578239A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0027203A1 (de) | 1981-04-22 |
JPS5661686A (en) | 1981-05-27 |
DE2941320C2 (de) | 1983-03-03 |
US4578239A (en) | 1986-03-25 |
BR8006509A (pt) | 1981-04-14 |
ES495836A0 (es) | 1982-12-01 |
ES8301548A1 (es) | 1982-12-01 |
EP0027203B1 (de) | 1984-09-19 |
DE2941320A1 (de) | 1981-04-23 |
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