JPH01112500U - - Google Patents
Info
- Publication number
- JPH01112500U JPH01112500U JP1988007790U JP779088U JPH01112500U JP H01112500 U JPH01112500 U JP H01112500U JP 1988007790 U JP1988007790 U JP 1988007790U JP 779088 U JP779088 U JP 779088U JP H01112500 U JPH01112500 U JP H01112500U
- Authority
- JP
- Japan
- Prior art keywords
- bosses
- tie plate
- plug insertion
- end plug
- rods
- 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 6
- 230000037431 insertion Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 5
- 239000002826 coolant Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
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図は本考案に係る上部タイプレートの部分
平面説明図、第2図は当該プレートのプレート本
体を示す平面図、第3図は同上プレートの全体斜
視図、第4図は本考案による下部タイプレートの
一部を切欠した斜視図、第5図は従来の燃料集合
体を示す一部切欠の斜視図、第6図a,bは同上
集合体の上部タイプレートを示す夫々一部切欠の
正面図と平面図、第7図は他の従来例による上部
タイプレートを示した使用状態の平面図、第8図
は同上上部タイプレートの部分平面図、第9図は
異種の従来例による上部タイプレートの下面図で
ある。
1……ボス、2……リブ、3……冷却材流路、
4……端栓挿入孔、5……タイプレート本体、6
……端栓挿入口、7……支持用突起、7a……支
持用突起の自由端縁、c……燃料棒、d,D……
ウオーターロツド。
Fig. 1 is a partial plan explanatory view of the upper tie plate according to the present invention, Fig. 2 is a plan view showing the plate main body of the plate, Fig. 3 is an overall perspective view of the same plate, and Fig. 4 is the lower part according to the present invention. FIG. 5 is a partially cutaway perspective view of a conventional fuel assembly, and FIGS. 6a and 6b are partially cutaway perspective views of the upper tie plate of the same assembly. A front view and a plan view, FIG. 7 is a plan view of another conventional example of the upper tie plate in use, FIG. 8 is a partial plan view of the same upper tie plate, and FIG. 9 is a different type of upper tie plate of the conventional example. FIG. 3 is a bottom view of the tie plate. 1... Boss, 2... Rib, 3... Coolant channel,
4... End plug insertion hole, 5... Tie plate body, 6
... End plug insertion port, 7 ... Support projection, 7a ... Free edge of support projection, c ... Fuel rod, d, D ...
Waterrod.
Claims (1)
離間隔をもつて配列された燃料棒、ウオーターロ
ツドの端栓が嵌装される端栓挿入孔の縦設された
複数のボスと、これらのボスをリブによつて連設
することにより、当該ボスとリブにより区画され
た複数の冷却材流路が形成されたタイプレート本
体において、上記のボス配設位置中、一以上の箇
所には、近隣複数のボスから夫々突出させた支持
用突起の各自由端縁によつて、前記燃料棒、ウオ
ーターロツドの一方または双方の端栓が嵌装され
る端栓挿入口を形成してなる燃料集合体のタイプ
レート。 (2) 端栓挿入口が、縦列にて対向する一対のボ
スと、これと直交配置で横列にて対向する一対の
ボスから夫々突出された合計4個の支持用突起の
各自由端縁によつて形成されている請求項1記載
の燃料集合体のタイプレート。[Claims for Utility Model Registration] (1) The vertical length of the end plug insertion hole into which the end plugs of fuel rods and water rods arranged in a square lattice and arranged at equal distances from each other are inserted. In the tie plate body, in which a plurality of bosses are provided, and a plurality of coolant flow paths are formed by connecting these bosses with ribs, a plurality of coolant channels are formed. During the positioning, the end plugs of one or both of the fuel rods and water rods are fitted into one or more locations by free edges of supporting protrusions respectively protruding from a plurality of adjacent bosses. A fuel assembly tie plate that forms an end plug insertion port. (2) An end plug insertion opening is provided at each free edge of a total of four supporting protrusions protruding from a pair of bosses facing each other in a vertical row and a pair of bosses facing each other in a horizontal row and arranged orthogonally to the bosses. 2. A tie plate for a fuel assembly according to claim 1, wherein the tie plate is formed by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988007790U JPH01112500U (en) | 1988-01-25 | 1988-01-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988007790U JPH01112500U (en) | 1988-01-25 | 1988-01-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01112500U true JPH01112500U (en) | 1989-07-28 |
Family
ID=31213102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988007790U Pending JPH01112500U (en) | 1988-01-25 | 1988-01-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01112500U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014163806A (en) * | 2013-02-26 | 2014-09-08 | Hitachi Ltd | Fuel assembly |
-
1988
- 1988-01-25 JP JP1988007790U patent/JPH01112500U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014163806A (en) * | 2013-02-26 | 2014-09-08 | Hitachi Ltd | Fuel assembly |
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