JPS61100U - fuel assembly - Google Patents

fuel assembly

Info

Publication number
JPS61100U
JPS61100U JP1984082496U JP8249684U JPS61100U JP S61100 U JPS61100 U JP S61100U JP 1984082496 U JP1984082496 U JP 1984082496U JP 8249684 U JP8249684 U JP 8249684U JP S61100 U JPS61100 U JP S61100U
Authority
JP
Japan
Prior art keywords
filter
lower nozzle
fuel assembly
nozzle plate
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.)
Granted
Application number
JP1984082496U
Other languages
Japanese (ja)
Other versions
JPS6336316Y2 (en
Inventor
亮年 堀田
雅也 星
Original Assignee
三菱原子力工業株式会社
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 三菱原子力工業株式会社 filed Critical 三菱原子力工業株式会社
Priority to JP1984082496U priority Critical patent/JPS61100U/en
Publication of JPS61100U publication Critical patent/JPS61100U/en
Application granted granted Critical
Publication of JPS6336316Y2 publication Critical patent/JPS6336316Y2/ja
Granted 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

  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Fuel-Injection Apparatus (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) [Summary] 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 drawings]

第１図は本考案による一実施例を示す異物混入防止用フ
ィルタの斜視図、第２図は第１図の要部Ａを示す拡大断
面図、第３図は本考案による燃料集合体における下部ノ
ズルの組立図、第４図は第３図のＢ−Ｂ線断面図、第５
図イは本考案による他の実施例を示すフィルタの説明図
、同口はイの部分斜視図、第６図は従来の燃料集合体の
外観図、第７図は第６図の底面図である。 １０・・・フィルタ、１１・・・制御棒案内シンプル、
１２・・・インサート、１３・・・溶接、１４・・・下
部ノズルプレート、１４ａ・・・側壁、１５・・・下部
ノスル。Fig. 1 is a perspective view of a filter for preventing foreign matter contamination according to an embodiment of the present invention, Fig. 2 is an enlarged sectional view showing the main part A of Fig. 1, and Fig. 3 is a lower part of a fuel assembly according to the present invention. The assembly diagram of the nozzle, Figure 4 is a sectional view taken along line B-B in Figure 3, Figure 5
Figure A is an explanatory diagram of a filter showing another embodiment of the present invention, the same port is a partial perspective view of Figure A, Figure 6 is an external view of a conventional fuel assembly, and Figure 7 is a bottom view of Figure 6. be. 10... Filter, 11... Control rod guide simple,
12... Insert, 13... Welding, 14... Lower nozzle plate, 14a... Side wall, 15... Lower nozzle.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 燃料集合体の下部ノズルを下部ノズルプレートとフィル
タ部に分け、上記下部ノズルプレートの外壁内を格子状
又は放射状に形成すると共に、該下部ノズルプレート外
壁の上方にフィルタを嵌入する側壁を延設し、上記フィ
ルタを冷却材中の異物の侵入を阻止する径の開口を有す
ると共に、燃料棒の下方可動範囲を制限する高さのハニ
カム構造とし、上記フィルタを制御棒案内シンプルのイ
ンサートに溶接接合したことを特徴とする燃料集合体。The lower nozzle of the fuel assembly is divided into a lower nozzle plate and a filter part, the outer wall of the lower nozzle plate is formed in a grid shape or radial shape, and a side wall into which the filter is inserted is extended above the outer wall of the lower nozzle plate. The filter has an opening with a diameter that prevents the intrusion of foreign matter in the coolant, and has a honeycomb structure with a height that limits the downward movement range of the fuel rod, and the filter is welded to the insert of the control rod guide simple. A fuel assembly characterized by:
JP1984082496U 1984-06-05 1984-06-05 fuel assembly Granted JPS61100U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984082496U JPS61100U (en) 1984-06-05 1984-06-05 fuel assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984082496U JPS61100U (en) 1984-06-05 1984-06-05 fuel assembly

Publications (2)

Publication Number Publication Date
JPS61100U true JPS61100U (en) 1986-01-06
JPS6336316Y2 JPS6336316Y2 (en) 1988-09-27

Family

ID=30630262

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984082496U Granted JPS61100U (en) 1984-06-05 1984-06-05 fuel assembly

Country Status (1)

Country Link
JP (1) JPS61100U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01161192A (en) * 1987-10-05 1989-06-23 Westinghouse Electric Corp <We> Lower nozzle for nuclear reactor fuel assembly
JP2014515473A (en) * 2011-05-20 2014-06-30 アレバ・エヌペ Nuclear fuel assembly tie plate, upper nozzle with the tie plate and nuclear fuel assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01161192A (en) * 1987-10-05 1989-06-23 Westinghouse Electric Corp <We> Lower nozzle for nuclear reactor fuel assembly
JP2014515473A (en) * 2011-05-20 2014-06-30 アレバ・エヌペ Nuclear fuel assembly tie plate, upper nozzle with the tie plate and nuclear fuel assembly

Also Published As

Publication number Publication date
JPS6336316Y2 (en) 1988-09-27

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