JPH03106498U - - Google Patents
Info
- Publication number
- JPH03106498U JPH03106498U JP1990013002U JP1300290U JPH03106498U JP H03106498 U JPH03106498 U JP H03106498U JP 1990013002 U JP1990013002 U JP 1990013002U JP 1300290 U JP1300290 U JP 1300290U JP H03106498 U JPH03106498 U JP H03106498U
- Authority
- JP
- Japan
- Prior art keywords
- pressure vessel
- reactor pressure
- lower mirror
- stub
- tubes
- 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
- 238000005253 cladding Methods 0.000 claims 1
- 238000005242 forging Methods 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 229910001026 inconel Inorganic materials 0.000 claims 1
- 230000007246 mechanism 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
- Particle Accelerators (AREA)
Description
第１図は本考案の一実施例を示す要部の縦断面
図、第２図は原子炉圧力容器の一構造例を示す縦
断面図、第３図は第２図の−線に沿う矢視断
面図、第４図は第２図に示す原子炉圧力容器のス
タブチユーブ部分の拡大図である。
１……原子炉圧力容器、１０……下鏡、１１…
…スタブチユーブ、１２……クラツド層、１３…
…孔。
FIG. 1 is a vertical cross-sectional view of the main part showing an embodiment of the present invention, FIG. 2 is a vertical cross-sectional view showing an example of the structure of the reactor pressure vessel, and FIG. The cross-sectional view in FIG. 4 is an enlarged view of the stub tube portion of the reactor pressure vessel shown in FIG. 2. 1...Reactor pressure vessel, 10...Lower mirror, 11...
...Stub tube, 12... Clad layer, 13...
...hole.
Claims (1)
力容器内に装填された燃料棒を制御するための駆
動機構が挿通される多数のスタブチユーブが設け
られた下鏡であつて、内側に前記スタブチユーブ
が鍛造により一体的に形成されているとともに、
これらのスタブチユーブの表面から下鏡の内面に
かけて、インコネルのクラツド層が連続して形成
されていることを特徴とする原子炉圧力容器の下
鏡構造。 A lower mirror that constitutes the lower part of the reactor pressure vessel and is provided with a number of stub tubes through which drive mechanisms for controlling the fuel rods loaded in the reactor pressure vessel are inserted, The stub tube is integrally formed by forging,
A lower mirror structure for a reactor pressure vessel characterized by a continuous Inconel cladding layer formed from the surface of these stub tubes to the inner surface of the lower mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990013002U JPH03106498U (en) | 1990-02-13 | 1990-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990013002U JPH03106498U (en) | 1990-02-13 | 1990-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03106498U true JPH03106498U (en) | 1991-11-01 |
Family
ID=31516444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990013002U Pending JPH03106498U (en) | 1990-02-13 | 1990-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03106498U (en) |
-
1990
- 1990-02-13 JP JP1990013002U patent/JPH03106498U/ja active Pending