JPS6230191U - - Google Patents
Info
- Publication number
- JPS6230191U JPS6230191U JP1985120232U JP12023285U JPS6230191U JP S6230191 U JPS6230191 U JP S6230191U JP 1985120232 U JP1985120232 U JP 1985120232U JP 12023285 U JP12023285 U JP 12023285U JP S6230191 U JPS6230191 U JP S6230191U
- Authority
- JP
- Japan
- Prior art keywords
- tie plate
- fuel
- rod
- channel box
- barrel portion
- 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 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims 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
- Feeding And Controlling Fuel (AREA)
Description
第１図は本考案に係る燃料集合体の要部拡大図
、第２図から第８図は従来例を示し、第２図は燃
料集合体の斜視図、第３図は燃料棒の斜視図、第
４図はウオータロツドの斜視図、第５図はウオー
タロツドをスペーサに差し入れた状態を示す斜視
図、第６図は燃料集合体の上部の結合状態を示す
側面図、第７図及び第８図はそれぞれウオータロ
ツドと燃料集合体の照射成長量特性図を示す。
１…燃料棒、２…ウオータロツド、３ａ，３ｂ
…上部端栓、４…下部端栓、８…スペーサ、１０
…下部タイプレート、１２…上部タイプレート、
１３…チヤンネルボツクス、１４ａ，１４ｂ，１
６ａ，１６ｂ……バレル部、１５ａ，１５ｂ…軸
部。
Fig. 1 is an enlarged view of main parts of a fuel assembly according to the present invention, Figs. 2 to 8 show conventional examples, Fig. 2 is a perspective view of the fuel assembly, and Fig. 3 is a perspective view of a fuel rod. , FIG. 4 is a perspective view of the water rod, FIG. 5 is a perspective view showing the water rod inserted into the spacer, FIG. 6 is a side view showing the state in which the upper part of the fuel assembly is connected, and FIGS. 7 and 8. show the irradiation growth characteristics of the waterrod and fuel assembly, respectively. 1...Fuel rod, 2...Water rod, 3a, 3b
... Upper end plug, 4... Lower end plug, 8... Spacer, 10
...lower tie plate, 12...upper tie plate,
13...Channel box, 14a, 14b, 1
6a, 16b...barrel part, 15a, 15b...shaft part.
Claims (1)
ボツクスの上下に嵌着される上部タイプレートお
よび下部タイプレートと、前記チヤンネルボツク
ス内の軸方向に間隔を置いて設置された複数個の
スペーサと、このスペーサを貫通し前記上部タイ
プレートおよび下部タイプレートに両端を固定し
た複数本の燃料棒とウオータロツドとから成る燃
料集合体において、前記燃料棒及びウオータロツ
ドの上部に固着した上部端栓の軸にバレル部を形
成させ、このバレル部の軸方向長さを燃料棒より
ウオータロツドの方を一定長長くして成ることを
特徴とする燃料集合体。 A cylindrical channel box, an upper tie plate and a lower tie plate fitted above and below the channel box, a plurality of spacers installed at intervals in the axial direction within the channel box, and the spacer. In a fuel assembly consisting of a water rod and a plurality of fuel rods that pass through the fuel rod and have both ends fixed to the upper tie plate and the lower tie plate, a barrel portion is formed on the shaft of the upper end plug fixed to the upper part of the fuel rod and the water rod. A fuel assembly characterized in that the axial length of the barrel portion is longer than that of the fuel rod by a certain length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985120232U JPS6230191U (en) | 1985-08-07 | 1985-08-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985120232U JPS6230191U (en) | 1985-08-07 | 1985-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6230191U true JPS6230191U (en) | 1987-02-23 |
Family
ID=31008355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985120232U Pending JPS6230191U (en) | 1985-08-07 | 1985-08-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230191U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57190294A (en) * | 1981-04-29 | 1982-11-22 | Gen Electric | Nuclear fuel assembly |
| JPS59120886A (en) * | 1982-12-27 | 1984-07-12 | 原子燃料工業株式会社 | Nuclear fuel assembly |
-
1985
- 1985-08-07 JP JP1985120232U patent/JPS6230191U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57190294A (en) * | 1981-04-29 | 1982-11-22 | Gen Electric | Nuclear fuel assembly |
| JPS59120886A (en) * | 1982-12-27 | 1984-07-12 | 原子燃料工業株式会社 | Nuclear fuel assembly |
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