JPH02124594U - - Google Patents
Info
- Publication number
- JPH02124594U JPH02124594U JP1989033174U JP3317489U JPH02124594U JP H02124594 U JPH02124594 U JP H02124594U JP 1989033174 U JP1989033174 U JP 1989033174U JP 3317489 U JP3317489 U JP 3317489U JP H02124594 U JPH02124594 U JP H02124594U
- Authority
- JP
- Japan
- Prior art keywords
- fuel rod
- fuel
- assembly
- view
- hole
- 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 21
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
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Description
第１図は本考案に係わる燃料集合体の燃料棒支
持装置の一実施例を示す斜視図、第２図はその側
面図、第３図は他の実施例を示す斜視図、第４図
はさらに他の実施例を示す斜視図、第５図は同実
施例の燃料棒の下部端栓に設けた断面コ字型の貫
通孔を示す側面図、第６図は第５図の矢視−
線に沿う横断底面図、第７図は燃料集合体を示す
縦断側面図、第８図は従来の燃料集合体の燃料棒
支持装置のうち燃料棒の下部端栓側を示す斜視図
、第９図はその組立枠の上端部側を示す斜視図、
第１０図は燃料集合体の燃料棒支持装置の他の従
来例を示す斜視図、第１１図はノツクバーの上端
部側を示す斜視図、第１２図は燃料棒の下部端栓
側を示す側面図、第１３図は第１２図の矢視
−線に沿う横断底面図、第１４図は同ノツク
バーと同燃料棒との係合状態を示す縦断側面図で
ある。
５……燃料棒、８……組立枠、９……ノツクバ
ー、１０……燃料棒５の下部端栓、１３または１
４……組立枠８の貫通孔、２５または２９，３０
……燃料棒５の下部端栓１０に設けた貫通孔。
FIG. 1 is a perspective view showing one embodiment of a fuel rod support device for a fuel assembly according to the present invention, FIG. 2 is a side view thereof, FIG. 3 is a perspective view showing another embodiment, and FIG. A perspective view showing still another embodiment, FIG. 5 is a side view showing a through hole with a U-shaped cross section provided in the lower end plug of the fuel rod of the same embodiment, and FIG.
7 is a vertical sectional side view showing the fuel assembly; FIG. 8 is a perspective view showing the lower end plug side of the fuel rod in a conventional fuel rod support device for the fuel assembly; FIG. The figure is a perspective view showing the upper end side of the assembly frame.
Fig. 10 is a perspective view showing another conventional example of a fuel rod support device for a fuel assembly, Fig. 11 is a perspective view showing the upper end side of the knock bar, and Fig. 12 is a side view showing the lower end plug side of the fuel rod. 13 is a cross-sectional bottom view taken along the arrow line in FIG. 12, and FIG. 14 is a vertical cross-sectional side view showing the engaged state of the knock bar and the fuel rod. 5... Fuel rod, 8... Assembly frame, 9... Knock bar, 10... Lower end plug of fuel rod 5, 13 or 1
4...Through hole of assembly frame 8, 25 or 29, 30
... A through hole provided in the lower end plug 10 of the fuel rod 5.
Claims (1)
状態に穿設した各貫通孔と各燃料棒の下部端栓に
設けた貫通孔とに挿入して、同各燃料棒を同各ノ
ツクバーを介して同組立枠に支持する燃料集合体
の燃料棒支持装置において、前記各燃料棒の下部
端栓に設けた貫通孔の一側壁全体を切除して、同
貫通孔を断面コ字状に形成したことを特徴とする
燃料集合体の燃料棒支持装置。 Insert each knock bar into each through hole formed in an aligned manner on the opposite side of the upper end of the assembly frame and the through hole provided in the lower end plug of each fuel rod, and insert each fuel rod through the each knock bar. In a fuel rod support device for a fuel assembly supported on the assembly frame, one side wall of the through hole provided in the lower end plug of each fuel rod is removed entirely to form the through hole into a U-shaped cross section. A fuel rod support device for a fuel assembly, characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033174U JPH02124594U (en) | 1989-03-27 | 1989-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989033174U JPH02124594U (en) | 1989-03-27 | 1989-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02124594U true JPH02124594U (en) | 1990-10-15 |
Family
ID=31536616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989033174U Pending JPH02124594U (en) | 1989-03-27 | 1989-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02124594U (en) |
-
1989
- 1989-03-27 JP JP1989033174U patent/JPH02124594U/ja active Pending