JPH02141893U - - Google Patents
Info
- Publication number
- JPH02141893U JPH02141893U JP1989051399U JP5139989U JPH02141893U JP H02141893 U JPH02141893 U JP H02141893U JP 1989051399 U JP1989051399 U JP 1989051399U JP 5139989 U JP5139989 U JP 5139989U JP H02141893 U JPH02141893 U JP H02141893U
- Authority
- JP
- Japan
- Prior art keywords
- end plug
- fuel
- fuel assembly
- gripping part
- screwed
- 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.)
- Pending
Links
- 239000000446 fuel Substances 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000005253 cladding Methods 0.000 description 1
Classifications
-
- 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
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
第１図、第２図は本考案の燃料棒におけるそれ
ぞれ上部端栓、下部端栓の説明図、第３図、第４
図は従来の燃料棒のそれぞれ上部端栓、下部端栓
の説明図、第５図は燃料集合体の説明図、第６図
は支持格子の混合羽根の斜視図である。
１・・上部端栓、２・・下部端栓、３・・掴み
部、３ａ・・ネジ、４・・被覆管、４ａ，４ｂ・
・被覆管嵌合部、５・・テーパ面部、５ａ・・先
端部、１０・・燃料集合体、１１・・上部ノズル
、１３・・燃料棒、１４・・支持格子、１４ａ・
・混合羽根、１４ｂ・・格子板。
Figures 1 and 2 are explanatory diagrams of the upper and lower end plugs of the fuel rod of the present invention, respectively, and Figures 3 and 4 are illustrations of the upper end plug and lower end plug, respectively.
The figures are explanatory diagrams of the upper and lower end plugs of a conventional fuel rod, respectively, FIG. 5 is an explanatory diagram of a fuel assembly, and FIG. 6 is a perspective view of a mixing vane of a support grid. 1. Upper end plug, 2. Lower end plug, 3. Gripping part, 3a. Screw, 4. Covering tube, 4a, 4b.
- Cladding tube fitting part, 5... Tapered surface part, 5a... Tip part, 10... Fuel assembly, 11... Upper nozzle, 13... Fuel rod, 14... Support grid, 14a...
・Mixed blade, 14b... Lattice plate.
Claims (1)
、その上部端栓の上部に細径の掴み部を設け、該
掴み部にネジをつけ、かつ上部端栓としての全長
は従来通り、またはそれ以下とし、下部端栓はそ
の下部に大きなテーパをつけ、さらにその先端が
丸みを有していることを特徴とする燃料集合体用
燃料棒。 In the fuel rods constituting the fuel assembly of a nuclear reactor, a small-diameter gripping part is provided at the top of the upper end plug, the gripping part is screwed, and the overall length of the upper end plug is the same as before or shorter. A fuel rod for a fuel assembly, characterized in that the lower end plug has a large taper at its lower part and a rounded tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051399U JPH02141893U (en) | 1989-04-28 | 1989-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989051399U JPH02141893U (en) | 1989-04-28 | 1989-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02141893U true JPH02141893U (en) | 1990-11-29 |
Family
ID=31570810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989051399U Pending JPH02141893U (en) | 1989-04-28 | 1989-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02141893U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8095236B2 (en) | 2008-06-26 | 2012-01-10 | Into Great Companies, Inc. | System and method for remotely buying, renting, and/or selling media discs |
| US8413881B2 (en) | 2010-02-22 | 2013-04-09 | Into Great Companies, Inc. | System of receiving prerecorded media discs from users |
| US8965570B2 (en) | 2008-05-02 | 2015-02-24 | Ncr Corporation | System and method for remotely dispensing media discs |
-
1989
- 1989-04-28 JP JP1989051399U patent/JPH02141893U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8965570B2 (en) | 2008-05-02 | 2015-02-24 | Ncr Corporation | System and method for remotely dispensing media discs |
| US8095236B2 (en) | 2008-06-26 | 2012-01-10 | Into Great Companies, Inc. | System and method for remotely buying, renting, and/or selling media discs |
| US8413881B2 (en) | 2010-02-22 | 2013-04-09 | Into Great Companies, Inc. | System of receiving prerecorded media discs from users |