JPS61182895U - - Google Patents
Info
- Publication number
- JPS61182895U JPS61182895U JP1985066596U JP6659685U JPS61182895U JP S61182895 U JPS61182895 U JP S61182895U JP 1985066596 U JP1985066596 U JP 1985066596U JP 6659685 U JP6659685 U JP 6659685U JP S61182895 U JPS61182895 U JP S61182895U
- Authority
- JP
- Japan
- Prior art keywords
- control rod
- cooling air
- lower housing
- reactor vessel
- drive unit
- 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
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000010586 diagram 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
- Monitoring And Testing Of Nuclear Reactors (AREA)
Description
第１図は、本考案による制御棒駆動装置を多数
備えた原子炉の、特に原子炉容器の上部蓋体及び
その近傍を示す概要図、第２図は第１図において
鎖線で囲まれた領域Ａを拡大して示す第１実施例
の部分断面図、第３図及び第４図は第２、第３実
施例の第２図に相当する部分の断面図である。
１……上部蓋体、２……管台、３……駆動部、
３ａ……シール溶接部、３ｂ……上部ハウジング
、３ｃ……下部ハウジング、５……制御棒位置検
出部、５ａ……脚部、６……シユラウド、１２…
…冷却空気案内部材。
FIG. 1 is a schematic diagram of a nuclear reactor equipped with a large number of control rod drive devices according to the present invention, particularly showing the upper lid of the reactor vessel and its vicinity, and FIG. 2 is an area surrounded by a chain line in FIG. 1. A is an enlarged partial sectional view of the first embodiment, and FIGS. 3 and 4 are sectional views of a portion corresponding to FIG. 2 of the second and third embodiments. 1... Upper lid body, 2... Nozzle stand, 3... Drive unit,
3a... Seal welding part, 3b... Upper housing, 3c... Lower housing, 5... Control rod position detection part, 5a... Leg part, 6... Shroud, 12...
...Cooling air guide member.
Claims (1)
周方向のシール溶接部により互いの接続部をシー
ルされた上部ハウジング及び下部ハウジングを有
して前記管台の上方に配設された駆動部と、該駆
動部の下部ハウジングの上方に配設される制御棒
位置検出部とを備えて、原子炉容器内に連通して
前記蓋体上に林設される原子炉の制御棒駆動装置
において、冷却空気の通路を画成すべく前記駆動
部の少なくとも下部ハウジングを一括して取り囲
む上端開放のシユラウドと、前記接続部近傍に設
けられた冷却空気案内部材とを備え、該案内部材
により前記シール溶接部に冷却空気を案内するよ
うに構成したことを特徴とする、原子炉の制御棒
駆動装置。 a tube stand extending through the upper lid of the reactor vessel;
a drive unit disposed above the nozzle base and having an upper housing and a lower housing whose connection parts are sealed to each other by circumferential seal welds; and a drive unit disposed above the lower housing of the drive unit. A control rod drive device for a nuclear reactor, which is installed on the cover and communicates with a reactor vessel, and includes a control rod position detection unit that communicates with a reactor vessel and is installed on the lid, at least one of the drive units is configured to define a passage for cooling air. A shroud with an open top end that surrounds the lower housing all at once, and a cooling air guide member provided near the connection portion, the guide member guiding cooling air to the seal welding portion. A control rod drive system for a nuclear reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985066596U JPS61182895U (en) | 1985-05-07 | 1985-05-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985066596U JPS61182895U (en) | 1985-05-07 | 1985-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61182895U true JPS61182895U (en) | 1986-11-14 |
Family
ID=30599657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985066596U Pending JPS61182895U (en) | 1985-05-07 | 1985-05-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61182895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009104745A1 (en) * | 2008-02-22 | 2009-08-27 | 三菱重工業株式会社 | Cooling structure and method for control rod drive device and atomic reactor |
-
1985
- 1985-05-07 JP JP1985066596U patent/JPS61182895U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009104745A1 (en) * | 2008-02-22 | 2009-08-27 | 三菱重工業株式会社 | Cooling structure and method for control rod drive device and atomic reactor |
| CN101952896A (en) * | 2008-02-22 | 2011-01-19 | 三菱重工业株式会社 | Cooling structure and method for control rod drive device and atomic reactor |
| US8711998B2 (en) | 2008-02-22 | 2014-04-29 | Mitsubishi Heavy Industries, Ltd. | Cooling structure and cooling method for control rod drive mechanism and nuclear reactor |
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