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JPS58170595U - Downcomer structure - Google Patents

Downcomer structure

Info

Publication number
JPS58170595U
JPS58170595U JP1982068073U JP6807382U JPS58170595U JP S58170595 U JPS58170595 U JP S58170595U JP 1982068073 U JP1982068073 U JP 1982068073U JP 6807382 U JP6807382 U JP 6807382U JP S58170595 U JPS58170595 U JP S58170595U
Authority
JP
Japan
Prior art keywords
downcomer
cooled
downcomer structure
abstract
nuclear reactor
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
Application number
JP1982068073U
Other languages
Japanese (ja)
Inventor
横山　「巌」
元昭 宇多村
真 小泉
中尾　俊次
増原　康博
Original Assignee
株式会社日立製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP1982068073U priority Critical patent/JPS58170595U/en
Publication of JPS58170595U publication Critical patent/JPS58170595U/en
Pending legal-status Critical Current

Links

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
    • 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)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は沸騰水型原子炉（マーク■型）の概略断面図、
第２図は従来型（マーク■型）原子炉にダウンカマ部分
を二重管にした構造断面図、第３図、第４図は実施例を
示し、ダウンカマ外径に冷却用パイプを設置した図を示
す。 １・・・圧力容器、２・・・ドライウェル、３・・・ダ
ウンカマ、４・・・ダイヤフラムフロ′アー、５・・・
プール水、６・・・圧力抑制室、７°・・・冷却水供給
管、８・・・二重管、９．１０・・・冷却用パイプ。Figure 1 is a schematic cross-sectional view of a boiling water reactor (marked ■),
Figure 2 is a cross-sectional view of the structure of a conventional (mark ■ type) nuclear reactor with a downcomer made of double pipes, and Figures 3 and 4 show examples in which a cooling pipe is installed on the outer diameter of the downcomer. shows. 1...Pressure vessel, 2...Dry well, 3...Downcomer, 4...Diaphragm floor, 5...
Pool water, 6... Pressure suppression chamber, 7°... Cooling water supply pipe, 8... Double pipe, 9.10... Cooling pipe.

Claims (1)

【実用新案登録請求の範囲】 Ｉ　　ＢＷＲ型原子炉格納容器内に設置されているダウ
ンカマに於いて、ダウンカマを冷却したことを特徴とす
るダウンカマ構造。 ２　請求の範囲第１項に於いて、ダウンカマを二重管構
造とし、かつ、冷却したことを特徴とするダウンカマ構
造。[Scope of Claim for Utility Model Registration] I. A downcomer structure installed in a BWR type nuclear reactor containment vessel, characterized in that the downcomer is cooled. 2. A downcomer structure according to claim 1, characterized in that the downcomer has a double pipe structure and is cooled.
JP1982068073U 1982-05-12 1982-05-12 Downcomer structure Pending JPS58170595U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1982068073U JPS58170595U (en) 1982-05-12 1982-05-12 Downcomer structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982068073U JPS58170595U (en) 1982-05-12 1982-05-12 Downcomer structure

Publications (1)

Publication Number Publication Date
JPS58170595U true JPS58170595U (en) 1983-11-14

Family

ID=30077869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982068073U Pending JPS58170595U (en) 1982-05-12 1982-05-12 Downcomer structure

Country Status (1)

Country Link
JP (1) JPS58170595U (en)

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