JPH0216098U - - Google Patents
Info
- Publication number
- JPH0216098U JPH0216098U JP1988093977U JP9397788U JPH0216098U JP H0216098 U JPH0216098 U JP H0216098U JP 1988093977 U JP1988093977 U JP 1988093977U JP 9397788 U JP9397788 U JP 9397788U JP H0216098 U JPH0216098 U JP H0216098U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- fuel assembly
- nuclear fuel
- strap
- lattice
- 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 4
- 239000003758 nuclear fuel Substances 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 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図は本考案による支持格子の最外周に配置
されるストラツプの一実施例を示す部分正面図、
第２図及び第３図はそれぞれ最外周ストラツプの
別の実施例を示す部分正面図、第４図は燃料集合
体を示す概略説明図、第５図は支持格子の構成を
示す説明図、第６図は従来の最外周ストラツプを
示す部分正面図、第７図は第４図のＡ―Ａ線に沿
つての断面部分図である。図中、
１……燃料集合体、２……燃料棒、３……支持
格子、７……ストラツプ（内側ストラツプ）、８
，２０……ストラツプ（最外周ストラツプ）、９
ａ，９ｂ……スリツト、１１……スプリング、１
２，２１，２１′，２１″……スロツト。
FIG. 1 is a partial front view showing an embodiment of the strap arranged at the outermost periphery of the support grid according to the present invention;
2 and 3 are partial front views showing another embodiment of the outermost strap, FIG. 4 is a schematic explanatory view showing a fuel assembly, FIG. 5 is an explanatory view showing the configuration of a support grid, and FIG. FIG. 6 is a partial front view showing a conventional outermost peripheral strap, and FIG. 7 is a partial cross-sectional view taken along line AA in FIG. 4. In the figure, 1...Fuel assembly, 2...Fuel rod, 3...Support grid, 7...Strap (inner strap), 8
, 20...Strap (outermost strap), 9
a, 9b...slit, 11...spring, 1
2, 21, 21', 21''...Slot.
Claims (1)
組み合わせて形成される核燃料集合体用の支持格
子において、燃料棒を弾力的に支持するためのス
プリングが一体成形されている最外周のストラツ
プに、前記各スプリングの両側に、適宜な形状の
広いスロツトを形成したことを特徴とする核燃料
集合体用の支持格子。 In a support lattice for a nuclear fuel assembly formed by combining a plurality of straps made of thin metal plates in a lattice shape, each of the above-mentioned straps is attached to the outermost strap on which a spring for elastically supporting the fuel rods is integrally molded. A support grid for a nuclear fuel assembly, characterized in that wide slots of an appropriate shape are formed on both sides of a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988093977U JPH0216098U (en) | 1988-07-18 | 1988-07-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988093977U JPH0216098U (en) | 1988-07-18 | 1988-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0216098U true JPH0216098U (en) | 1990-02-01 |
Family
ID=31318463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988093977U Pending JPH0216098U (en) | 1988-07-18 | 1988-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0216098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014515474A (en) * | 2011-05-20 | 2014-06-30 | アレバ・エヌペ | Nuclear fuel assembly spacer grid and corresponding nuclear fuel assembly |
-
1988
- 1988-07-18 JP JP1988093977U patent/JPH0216098U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014515474A (en) * | 2011-05-20 | 2014-06-30 | アレバ・エヌペ | Nuclear fuel assembly spacer grid and corresponding nuclear fuel assembly |
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