JPH02141894U - - Google Patents
Info
- Publication number
- JPH02141894U JPH02141894U JP1989052291U JP5229189U JPH02141894U JP H02141894 U JPH02141894 U JP H02141894U JP 1989052291 U JP1989052291 U JP 1989052291U JP 5229189 U JP5229189 U JP 5229189U JP H02141894 U JPH02141894 U JP H02141894U
- Authority
- JP
- Japan
- Prior art keywords
- pressure vessel
- flange
- labyrinth
- reactor pressure
- seal ring
- 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
- 230000006837 decompression Effects 0.000 claims description 2
- 238000007789 sealing Methods 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
Description
第１図はこの考案の原子炉圧力容器のフランジ
部のシール構造の一実施例にかかる一部分の拡大
断面図、第２図はこの考案のシール構造に用いる
シールリングの他の実施例にかかる断面図、第３
図はこの考案が適用されるＳＰＷＲの縦断面図で
ある。
１０：原子炉圧力容器のフランジ部のシール構
造、１１：原子炉圧力容器、１１ａ：上部容器胴
、１１ｂ：下部容器胴、１２：原子炉、１３：蒸
気発生器、１４：主循環ポンプ、１５：フランジ
部、１６：ラビリンス、１７：減圧室、１８：連
通路、１９：バルブ、２０：ブローライン、２１
：スタツドボルト、２２：シールリング、２３：
バルブ。
Fig. 1 is an enlarged cross-sectional view of a portion of an embodiment of the seal structure for the flange portion of a reactor pressure vessel of this invention, and Fig. 2 is a cross-sectional view of another embodiment of the seal ring used in the seal structure of this invention. Figure, 3rd
The figure is a longitudinal sectional view of an SPWR to which this invention is applied. 10: Seal structure of flange portion of reactor pressure vessel, 11: Reactor pressure vessel, 11a: Upper vessel body, 11b: Lower vessel body, 12: Nuclear reactor, 13: Steam generator, 14: Main circulation pump, 15 : Flange part, 16: Labyrinth, 17: Decompression chamber, 18: Communication path, 19: Valve, 20: Blow line, 21
: Stud bolt, 22: Seal ring, 23:
valve.
Claims (1)
けるとともに、このラビリンスの下流側に圧力容
器の外側より連通路を介して圧力を調整する減圧
室を設けるとともに、上下フランジ接合部外周に
シールリングを溶接して密閉したことを特徴とす
る原子炉圧力容器フランジ部のシール構造。 A labyrinth is provided on the flange of the reactor pressure vessel, and a decompression chamber is provided downstream of this labyrinth to adjust the pressure from the outside of the pressure vessel via a communication path, and a seal ring is welded to the outer periphery of the upper and lower flange joints. A sealing structure for the flange of a reactor pressure vessel, which is characterized by a sealed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989052291U JPH02141894U (en) | 1989-05-02 | 1989-05-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989052291U JPH02141894U (en) | 1989-05-02 | 1989-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02141894U true JPH02141894U (en) | 1990-11-29 |
Family
ID=31572472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989052291U Pending JPH02141894U (en) | 1989-05-02 | 1989-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02141894U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011165415A (en) * | 2010-02-08 | 2011-08-25 | Komatsu Ltd | Electric contact protection structure of hydraulic control device |
| JP2016503180A (en) * | 2013-01-16 | 2016-02-01 | ウエスチングハウス・エレクトリック・カンパニー・エルエルシー | Refueling method and apparatus for nuclear reactor having instrumentation through-flange |
-
1989
- 1989-05-02 JP JP1989052291U patent/JPH02141894U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011165415A (en) * | 2010-02-08 | 2011-08-25 | Komatsu Ltd | Electric contact protection structure of hydraulic control device |
| JP2016503180A (en) * | 2013-01-16 | 2016-02-01 | ウエスチングハウス・エレクトリック・カンパニー・エルエルシー | Refueling method and apparatus for nuclear reactor having instrumentation through-flange |