JPS6372596U - - Google Patents
Info
- Publication number
- JPS6372596U JPS6372596U JP1986165769U JP16576986U JPS6372596U JP S6372596 U JPS6372596 U JP S6372596U JP 1986165769 U JP1986165769 U JP 1986165769U JP 16576986 U JP16576986 U JP 16576986U JP S6372596 U JPS6372596 U JP S6372596U
- Authority
- JP
- Japan
- Prior art keywords
- welded
- fuel
- support grid
- rod support
- penetration sleeve
- 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 11
- 230000035515 penetration Effects 0.000 claims description 4
- 239000003758 nuclear fuel Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating 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
- Butt Welding And Welding Of Specific Article (AREA)
Description
第１図は、本考案による燃料棒支持格子の一部
を示す底面図、第２図は、第１図の燃料棒支持格
子を上下を逆にして示す斜視図、第３図は、上部
ノズル、下部ノズル及び制御棒案内シンブルが取
り外された燃料集合体の全体を示す側面図、第４
図は、第３図の燃料集合体で使用されている燃料
棒支持格子の平面図、第５図は、第４図において
円で囲まれた領域Ｖを拡大して示す斜視図、第６
図は、第４図に示した支持格子における燃料棒の
支持状態及びミキシングベーンの設置状態を説明
する部分平面図である。
１……原子炉燃料（燃料集合体）、２……燃料
棒支持格子、２ａ，２ｂ……相互に交差する帯板
、２ｃ……貫通スリーブが挿通溶着された開口、
２ｃ′……短長スリーブが溶着される別の開口、
３……燃料棒、４……貫通スリーブ、７……短長
スリーブ。
Fig. 1 is a bottom view showing a part of the fuel rod support grid according to the present invention, Fig. 2 is a perspective view showing the fuel rod support grid of Fig. 1 upside down, and Fig. 3 is a top nozzle. , a side view showing the entire fuel assembly with the lower nozzle and control rod guide thimble removed;
The figures are a plan view of the fuel rod support grid used in the fuel assembly of FIG. 3, FIG. 5 is a perspective view showing an enlarged area V surrounded by a circle in FIG. 4, and FIG.
The figure is a partial plan view illustrating the support state of the fuel rods and the installation state of the mixing vanes in the support grid shown in FIG. 4. 1...Reactor fuel (fuel assembly), 2...Fuel rod support grid, 2a, 2b...mutually intersecting strip plates, 2c...opening into which a penetration sleeve is inserted and welded,
2c'...Another opening to which the short and long sleeve is welded,
3...Fuel rod, 4...Penetrating sleeve, 7...Short length sleeve.
Claims (1)
碁盤目状の複数の開口を形成した原子炉燃料の燃
料棒支持格子において、前記複数の開口の一部に
貫通スリーブを挿通溶着し、前記貫通スリーブが
挿通溶着された開口とは別の開口の端面に短長リ
ングを溶着してなることを特徴とする原子炉燃料
の燃料棒支持格子。 Combine multiple thin strips by crossing each other,
In a fuel rod support grid for nuclear fuel having a plurality of openings formed in a checkerboard pattern, a penetration sleeve is inserted and welded into some of the plurality of openings, and a penetration sleeve is inserted into and welded to a part of the opening other than the opening through which the penetration sleeve is inserted and welded. A fuel rod support grid for nuclear fuel, characterized by having short and long rings welded to the end faces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986165769U JPS6372596U (en) | 1986-10-30 | 1986-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986165769U JPS6372596U (en) | 1986-10-30 | 1986-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6372596U true JPS6372596U (en) | 1988-05-14 |
Family
ID=31096110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986165769U Pending JPS6372596U (en) | 1986-10-30 | 1986-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6372596U (en) |
-
1986
- 1986-10-30 JP JP1986165769U patent/JPS6372596U/ja active Pending