JPH01128197U - - Google Patents
Info
- Publication number
- JPH01128197U JPH01128197U JP1988023900U JP2390088U JPH01128197U JP H01128197 U JPH01128197 U JP H01128197U JP 1988023900 U JP1988023900 U JP 1988023900U JP 2390088 U JP2390088 U JP 2390088U JP H01128197 U JPH01128197 U JP H01128197U
- Authority
- JP
- Japan
- Prior art keywords
- access tunnel
- containment vessel
- reactor containment
- pedestal
- side wall
- 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
- 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 claims description 2
- 230000001629 suppression Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 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
- Rigid Pipes And Flexible Pipes (AREA)
Description
第１図は本考案にかかる一実施例を示した断面
図、第２図は第１図の管体継手の変形状態を示す
断面図、第３図は第１図の管体継手の変形例を示
す断面図、第４図は第３図の変形状態を示す断面
図、第５図は第１図の管体継手の他の変形例を示
す断面図、第６図は第５図の変形状態を示す断面
図、第７図及び第８図は従来のアクセストンネル
を配置した原子炉格納容器の断面図である。
図中、１はアクセストンネル、２はサプレツシ
ヨンチヤンバ、３はコンクリート側壁、４はペデ
スタル、１５は管体継手である。
Fig. 1 is a cross-sectional view showing an embodiment of the present invention, Fig. 2 is a cross-sectional view showing a modified state of the pipe joint shown in Fig. 1, and Fig. 3 is a modified example of the pipe joint shown in Fig. 1. 4 is a sectional view showing a modified state of the pipe joint shown in FIG. 3, FIG. 5 is a sectional view showing another modification of the pipe joint shown in FIG. 1, and FIG. 6 is a modified version of the pipe joint shown in FIG. 7 and 8 are cross-sectional views of a nuclear reactor containment vessel in which a conventional access tunnel is arranged. In the figure, 1 is an access tunnel, 2 is a suppression chamber, 3 is a concrete side wall, 4 is a pedestal, and 15 is a pipe joint.
Claims (1)
外周を区画するペデスタルとコンクリート側壁と
の間に掛け渡したアクセストンネルにおいて、上
記アクセストンネルの中間部に、その周方向に沿
つて、該アクセストンネルの軸方向の移動を許容
する可撓可能な管体継手を介設したことを特徴と
する原子炉格納容器のアクセストンネル。 In an access tunnel that spans between a pedestal and a concrete side wall that partition the inner and outer peripheries of the suppression chamber of the reactor containment vessel, in the middle part of the access tunnel, along the circumferential direction of the access tunnel, An access tunnel for a nuclear reactor containment vessel, characterized in that a flexible tube joint that allows movement in the axial direction is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988023900U JPH01128197U (en) | 1988-02-26 | 1988-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988023900U JPH01128197U (en) | 1988-02-26 | 1988-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01128197U true JPH01128197U (en) | 1989-09-01 |
Family
ID=31243281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988023900U Pending JPH01128197U (en) | 1988-02-26 | 1988-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01128197U (en) |
-
1988
- 1988-02-26 JP JP1988023900U patent/JPH01128197U/ja active Pending
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