JPH03109099U - - Google Patents
Info
- Publication number
- JPH03109099U JPH03109099U JP1990016439U JP1643990U JPH03109099U JP H03109099 U JPH03109099 U JP H03109099U JP 1990016439 U JP1990016439 U JP 1990016439U JP 1643990 U JP1643990 U JP 1643990U JP H03109099 U JPH03109099 U JP H03109099U
- Authority
- JP
- Japan
- Prior art keywords
- support grids
- fuel assembly
- nuclear fuel
- fuel rods
- grids
- 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
- 239000003758 nuclear fuel Substances 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 4
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図は本考案に係る強化原子燃料集合体の一
実施例を示す正面略示図、第２図は従来の原子燃
料集合体を示した正面略示図、第３図は同上原子
燃料集合体の支持格子を示した部分平面略示図で
ある。
１１……上部ノズル、１２……下部ノズル、１
３……燃料棒等、１４……支持格子、１４ａ……
広巾支持格子、１４ｂ……狭巾支持格子。
Fig. 1 is a schematic front view showing one embodiment of a reinforced nuclear fuel assembly according to the present invention, Fig. 2 is a schematic front view showing a conventional nuclear fuel assembly, and Fig. 3 is a schematic front view showing an embodiment of the reinforced nuclear fuel assembly according to the present invention. FIG. 3 is a schematic partial plan view showing the support grid of the body; 11... Upper nozzle, 12... Lower nozzle, 1
3...Fuel rod etc., 14...Support grid, 14a...
Wide support grid, 14b...Narrow support grid.
Claims (1)
燃料棒等を引き揃えの状態にて連設し、当該燃料
棒等を、その長手方向へ所定間隔だけ離して施さ
れた複数個の支持格子によつて支持するようにし
た原子燃料集合体において、上記複数個の支持格
子中、燃料棒等の長手方向中央箇所における所望
数が広巾支持格子、残余が狭巾支持格子により形
成されてなる強化原子燃料集合体。 (2) 広巾支持格子が１〜３個である請求項(1)記
載の強化原子燃料集合体。[Scope of Claim for Utility Model Registration] (1) A required number of fuel rods, etc. are arranged in a row between the upper nozzle and the lower nozzle, and the fuel rods, etc. are separated by a predetermined interval in the longitudinal direction. In a nuclear fuel assembly that is supported by a plurality of support grids, a desired number of support grids in the longitudinal center of the fuel rods, etc. are wide support grids, and the rest are narrow support grids. A reinforced nuclear fuel assembly formed by a width support grid. (2) The reinforced nuclear fuel assembly according to claim (1), wherein the number of wide support grids is 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990016439U JPH03109099U (en) | 1990-02-21 | 1990-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990016439U JPH03109099U (en) | 1990-02-21 | 1990-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03109099U true JPH03109099U (en) | 1991-11-08 |
Family
ID=31519706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990016439U Pending JPH03109099U (en) | 1990-02-21 | 1990-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03109099U (en) |
-
1990
- 1990-02-21 JP JP1990016439U patent/JPH03109099U/ja active Pending