JPH02141895U - - Google Patents
Info
- Publication number
- JPH02141895U JPH02141895U JP1989050233U JP5023389U JPH02141895U JP H02141895 U JPH02141895 U JP H02141895U JP 1989050233 U JP1989050233 U JP 1989050233U JP 5023389 U JP5023389 U JP 5023389U JP H02141895 U JPH02141895 U JP H02141895U
- Authority
- JP
- Japan
- Prior art keywords
- holes
- flat surface
- pressure vessel
- reactor pressure
- bored
- 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
- Pressure Vessels And Lids Thereof (AREA)
Description
第１図は本考案の一実施例を示す正面断面図、
第２図は第１図の要部拡大断面図、第３図は従来
例を示す断面図、第４図は第３図の部分拡大断面
図である。
図中、１は原子炉圧力容器、２は底部、５は平
面部、８，９は貫通孔、１０はスタツブチユーブ
である。
FIG. 1 is a front sectional view showing an embodiment of the present invention;
2 is an enlarged sectional view of the main part of FIG. 1, FIG. 3 is a sectional view showing a conventional example, and FIG. 4 is a partially enlarged sectional view of FIG. 3. In the figure, 1 is a reactor pressure vessel, 2 is a bottom, 5 is a flat surface, 8 and 9 are through holes, and 10 is a stub tube.
Claims (1)
面部に制御棒駆動用等の貫通孔を多数穿設すると
共にその貫通孔の上端外周に、貫通孔と繋がるス
タツブチユーブを溶接して設けたことを特徴とす
る原子炉圧力容器の底部構造。 The bottom of the reactor pressure vessel is formed as a flat surface, and a large number of through holes for driving control rods, etc. are bored in the flat surface, and a stud tube connected to the through holes is welded to the outer periphery of the upper end of the through holes. The bottom structure of a nuclear reactor pressure vessel characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989050233U JPH02141895U (en) | 1989-05-01 | 1989-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989050233U JPH02141895U (en) | 1989-05-01 | 1989-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02141895U true JPH02141895U (en) | 1990-11-29 |
Family
ID=31568609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989050233U Pending JPH02141895U (en) | 1989-05-01 | 1989-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02141895U (en) |
-
1989
- 1989-05-01 JP JP1989050233U patent/JPH02141895U/ja active Pending