JPH0383897U - - Google Patents

Info

Publication number
JPH0383897U
JPH0383897U JP1989144284U JP14428489U JPH0383897U JP H0383897 U JPH0383897 U JP H0383897U JP 1989144284 U JP1989144284 U JP 1989144284U JP 14428489 U JP14428489 U JP 14428489U JP H0383897 U JPH0383897 U JP H0383897U
Authority
JP
Japan
Prior art keywords
height
upper nozzle
fuel assembly
pressurized water
coil spring
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
JP1989144284U
Other languages
English (en)
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 filed Critical
Priority to JP1989144284U priority Critical patent/JPH0383897U/ja
Publication of JPH0383897U publication Critical patent/JPH0383897U/ja
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
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Monitoring And Testing Of Nuclear Reactors (AREA)

Description

【図面の簡単な説明】
第１図は本考案の加圧水型原子炉用燃料集合体
の要部である上部ノズルの実施例、第２図は従来
例の上部ノズル、第３図は加圧水型原子炉用燃料
集合体の説明図である。 １……燃料集合体、２……燃料棒、３……上部
ノズル、４……リーフスプリング、５……制御棒
案内シンブル、１１……クランプ部、１２……パ
ツド部、１３……コイルばねのカバー、ｈ……従
来の上部ノズルの高さ、ａ……従来の上部ノズル
の高さより短くする長さ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 加圧水型原子炉用燃料集合体において、上部ノ
    ズルコーナー部のリーフスプリングを固定してい
    るクランプ部を、対向する位置のパツド部より高
    さを２〜５mm低くし、かつ該パツド部をコイルば
    ねで置き換え、該コイルばねはその高さが従来の
    上部ノズルの高さを越えないものとし、かつ少な
    くともクランプ部の高さまでの縮み代を有する上
    部ノズルを備えてなることを特徴とする加圧水型
    原子炉用燃料集合体。
JP1989144284U 1989-12-14 1989-12-14 Pending JPH0383897U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989144284U JPH0383897U (ja) 1989-12-14 1989-12-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989144284U JPH0383897U (ja) 1989-12-14 1989-12-14

Publications (1)

Publication Number Publication Date
JPH0383897U true JPH0383897U (ja) 1991-08-26

Family

ID=31691004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989144284U Pending JPH0383897U (ja) 1989-12-14 1989-12-14

Country Status (1)

Country Link
JP (1) JPH0383897U (ja)

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