JPH0317595U - - Google Patents
Info
- Publication number
- JPH0317595U JPH0317595U JP1989078814U JP7881489U JPH0317595U JP H0317595 U JPH0317595 U JP H0317595U JP 1989078814 U JP1989078814 U JP 1989078814U JP 7881489 U JP7881489 U JP 7881489U JP H0317595 U JPH0317595 U JP H0317595U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- suppression chamber
- valve body
- sealing member
- dry well
- 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
- 230000001629 suppression Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 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
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Description
第１図ないし第４図は本考案の一実施例を示す
もので、第１図は全体縦断面図、第２図は第１図
の鎖線で示す部分の拡大図、第３図は第２図の
−線に沿う半分を示す平面図、第４図は第１
図の鎖線で示す部分の拡大図、第５図および第
６図はそれぞれ弁体等についての他の実施例を示
す縦断面図、第７図は原子炉格納容器の従来例を
示す縦断面図である。
３……ペデスタル、４……ダイヤフラムフロア
、５Ａ，５Ｂ……ドライウエル、６……サプレツ
シヨンチエンバ、１１……原子炉格納容器、１２
……ベント用中空部、１３……ノズル、１４，１
５……貫通穴、１６……縮径部、１７……シール
部材、１８……弁体、１９……ストツパ、２０…
…溝、２１……爪、２２……切欠部、２５……弁
体、２６……シール部材、２７……弁体、２８…
…コロ、Ｗ……冷却水。
Figures 1 to 4 show one embodiment of the present invention, in which Figure 1 is an overall vertical cross-sectional view, Figure 2 is an enlarged view of the portion indicated by the chain line in Figure 1, and Figure 3 is an enlarged view of the portion indicated by the chain line in Figure 1. A plan view showing the half along the - line of the figure, Figure 4 is the first
An enlarged view of the part indicated by the chain line in the figure, FIGS. 5 and 6 are longitudinal sectional views showing other embodiments of valve bodies, etc., and FIG. 7 is a longitudinal sectional view showing a conventional example of the reactor containment vessel. It is. 3...Pedestal, 4...Diaphragm floor, 5A, 5B...Dry well, 6...Suppression chamber, 11...Reactor containment vessel, 12
...Hollow part for vent, 13...Nozzle, 14,1
5... Through hole, 16... Diameter reduction part, 17... Seal member, 18... Valve body, 19... Stopper, 20...
... Groove, 21 ... Claw, 22 ... Notch, 25 ... Valve body, 26 ... Seal member, 27 ... Valve body, 28 ...
...Colo, W...Cooling water.
Claims (1)
、ドライウエルに通じる貫通穴を設け、該貫通穴
に、そのサプレツシヨンチエンバ側の端部を縮径
状態とするリング状のシール部材と、該シール部
材に押圧状態に接触して貫通穴を密閉するととも
にサプレツシヨンチエンバとドライウエルとの差
圧によつて貫通穴内を移動可能な弁体と、該弁体
の移動範囲を規制するストツパとを設けたことを
特徴とする原子炉格納容器。 A through hole communicating with the dry well is provided above the water surface of the suppression chamber, and a ring-shaped sealing member whose diameter is reduced at the end on the suppression chamber side is provided in the through hole. A valve body that seals the through hole by contacting the sealing member in a pressed state and is movable within the through hole due to the differential pressure between the suppression chamber and the dry well, and a stopper that restricts the movement range of the valve body. A nuclear reactor containment vessel characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989078814U JPH0317595U (en) | 1989-07-04 | 1989-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989078814U JPH0317595U (en) | 1989-07-04 | 1989-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0317595U true JPH0317595U (en) | 1991-02-21 |
Family
ID=31622414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989078814U Pending JPH0317595U (en) | 1989-07-04 | 1989-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0317595U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019522795A (en) * | 2016-06-09 | 2019-08-15 | ジーイー−ヒタチ・ニュークリア・エナジー・アメリカズ・エルエルシーＧｅ−Ｈｉｔａｃｈｉ Ｎｕｃｌｅａｒ Ｅｎｅｒｇｙ Ａｍｅｒｉｃａｓ， Ｌｌｃ | Vacuum breaker valve assembly |
-
1989
- 1989-07-04 JP JP1989078814U patent/JPH0317595U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019522795A (en) * | 2016-06-09 | 2019-08-15 | ジーイー−ヒタチ・ニュークリア・エナジー・アメリカズ・エルエルシーＧｅ−Ｈｉｔａｃｈｉ Ｎｕｃｌｅａｒ Ｅｎｅｒｇｙ Ａｍｅｒｉｃａｓ， Ｌｌｃ | Vacuum breaker valve assembly |