JPS618894U - nuclear fuel assembly - Google Patents
nuclear fuel assemblyInfo
- Publication number
- JPS618894U JPS618894U JP1984091664U JP9166484U JPS618894U JP S618894 U JPS618894 U JP S618894U JP 1984091664 U JP1984091664 U JP 1984091664U JP 9166484 U JP9166484 U JP 9166484U JP S618894 U JPS618894 U JP S618894U
- Authority
- JP
- Japan
- Prior art keywords
- fuel assembly
- nuclear fuel
- rod
- fuel
- tie plate
- 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
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)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係る燃料集合体の縦断面図、第２図は
燃料棒とウオータロツドとの照射成長量第２図
差の特性曲線図、第３図から第７図は従来例を示し、第
３図は燃料集合体の斜視図、第４図は燃料棒の斜視図、
第５図はウオータロッドの斜視図、第６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７図
は燃料棒とウオータ口ツドの照射成長量特性曲線図を示
す。
１・・・燃料棒、２．１４・・・ウオータロツド、３・
・・上部端栓、４・・・下部端栓、５・・・出口穴、６
・・・入口穴、７・・・タブ、８・・・スペーサ、９・
・・Ｓ字形ばね、１０・・・下部タイプレート、１１・
・・外部スプリング、１２・・・上部タイプレート、１
３・・・燃料チャンネル。
第４図 １６１Fig. 1 is a longitudinal cross-sectional view of a fuel assembly according to the present invention, Fig. 2 is a characteristic curve diagram of the difference in irradiation growth amount between the fuel rod and the water rod, and Figs. 3 to 7 show the conventional example. , FIG. 3 is a perspective view of the fuel assembly, FIG. 4 is a perspective view of the fuel rod,
FIG. 5 is a perspective view of the water rod, FIG. 6 is a perspective view showing the water rod inserted into the spacer, and FIG. 7 is a graph showing the irradiation growth characteristic curve of the fuel rod and water mouth. 1...Fuel rod, 2.14...Water rod, 3.
...Top end plug, 4...Bottom end plug, 5...Outlet hole, 6
...Inlet hole, 7...Tab, 8...Spacer, 9...
...S-shaped spring, 10...Lower tie plate, 11.
...External spring, 12...Upper tie plate, 1
3...Fuel channel. Figure 4 161
Claims (1)
ドとを正方配列させ、この燃料棒及びウオータロツドの
上下端にはそれぞれ上部端栓及び下部端栓が固着され、
この上部端栓及び下部端栓はそれそれ上部タイプレート
及び下部タイプレートに固定されて成る核燃料集合体に
おいて、前記ウオータロツドの軸方向長さを燃料棒の長
さより０．５％〜０．７％長くしたことを特徴とする核
燃料集合体。A large number of cylindrical fuel rods and one or more waterrods are arranged in a square array, and upper and lower end plugs are fixed to the upper and lower ends of the fuel rods and waterrods, respectively,
In a nuclear fuel assembly in which the upper end plug and the lower end plug are respectively fixed to the upper tie plate and the lower tie plate, the axial length of the water rod is 0.5% to 0.7% smaller than the length of the fuel rod. A nuclear fuel assembly characterized by being elongated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984091664U JPS618894U (en) | 1984-06-21 | 1984-06-21 | nuclear fuel assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984091664U JPS618894U (en) | 1984-06-21 | 1984-06-21 | nuclear fuel assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS618894U true JPS618894U (en) | 1986-01-20 |
Family
ID=30647757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984091664U Pending JPS618894U (en) | 1984-06-21 | 1984-06-21 | nuclear fuel assembly |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS618894U (en) |
-
1984
- 1984-06-21 JP JP1984091664U patent/JPS618894U/en active Pending
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