JPS60189897U - Fuel assembly for boiling water reactors - Google Patents
Fuel assembly for boiling water reactorsInfo
- Publication number
- JPS60189897U JPS60189897U JP1984076810U JP7681084U JPS60189897U JP S60189897 U JPS60189897 U JP S60189897U JP 1984076810 U JP1984076810 U JP 1984076810U JP 7681084 U JP7681084 U JP 7681084U JP S60189897 U JPS60189897 U JP S60189897U
- Authority
- JP
- Japan
- Prior art keywords
- fuel assembly
- boiling water
- fuel
- water reactors
- outer diameter
- 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一実施例における燃
料棒の外観を示す概略側面図、第２図は沸騰水型原子炉
圧力容器内を示す断面図、第３図は第２図における燃料
集合体の一部を破断して示す斜視図、第４図は流動安定
性に及ぼす流動圧力損失の影響を示す特性図、第５図は
従来め燃料棒の外観を示す概略図である。
１・・・・・・原子炉圧力容器、３・・・・・・燃料集
合体、４・・・・・・炉心、６・・・・・・再循環ポン
プ、１０・・・・・・燃料棒（従来例）、１２・・・・
・・チャンネルボックス、１３・・・・・・下部タイプ
レート、１８・・・・・・燃料棒（本考案例）。FIG. 1 is a schematic side view showing the external appearance of a fuel rod in an embodiment of a fuel assembly according to the present invention, FIG. 2 is a sectional view showing the inside of a boiling water reactor pressure vessel, and FIG. Fig. 4 is a characteristic diagram showing the influence of flow pressure loss on flow stability, and Fig. 5 is a schematic diagram showing the appearance of a conventional fuel rod. . 1...Reactor pressure vessel, 3...Fuel assembly, 4...Reactor core, 6...Recirculation pump, 10... Fuel rod (conventional example), 12...
... Channel box, 13 ... Lower tie plate, 18 ... Fuel rod (example of the present invention).
Claims (1)
複数本の燃料棒が正方格子状にほぼ等間隔に配列され上
部および下部タイプレートで支持されている沸騰水型原
子炉用燃料集合体において、前記燃料棒は下端から約１
／４の長さまでにわたる外径が、この残余のほぼ３／４
にわたる長さの外径よりも大きく形成されていることを
特徴とする沸騰水型原子炉用燃料集合体。In a fuel assembly for a boiling water reactor in which a plurality of fuel rods are arranged at approximately equal intervals in a square lattice shape within a square cylindrical channel box through spacers and supported by upper and lower tie plates, The fuel rod is about 1 from the lower end.
The outer diameter extending up to the length of /4 is approximately 3/4 of this remainder.
A fuel assembly for a boiling water reactor, characterized in that the fuel assembly is formed to be larger than the outer diameter of the length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984076810U JPS60189897U (en) | 1984-05-25 | 1984-05-25 | Fuel assembly for boiling water reactors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984076810U JPS60189897U (en) | 1984-05-25 | 1984-05-25 | Fuel assembly for boiling water reactors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60189897U true JPS60189897U (en) | 1985-12-16 |
Family
ID=30619290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984076810U Pending JPS60189897U (en) | 1984-05-25 | 1984-05-25 | Fuel assembly for boiling water reactors |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60189897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014119454A (en) * | 2012-12-14 | 2014-06-30 | Global Nuclear Fuel Americas Llc | Fuel rods with varying axial characteristics and nuclear fuel assemblies using the same |
| JP2015108536A (en) * | 2013-12-04 | 2015-06-11 | 株式会社東芝 | Fuel assembly and pressurized water reactor |
-
1984
- 1984-05-25 JP JP1984076810U patent/JPS60189897U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014119454A (en) * | 2012-12-14 | 2014-06-30 | Global Nuclear Fuel Americas Llc | Fuel rods with varying axial characteristics and nuclear fuel assemblies using the same |
| JP2015108536A (en) * | 2013-12-04 | 2015-06-11 | 株式会社東芝 | Fuel assembly and pressurized water reactor |
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