JPS60111296U - nuclear fuel elements - Google Patents

nuclear fuel elements

Info

Publication number
JPS60111296U
JPS60111296U JP1983203497U JP20349783U JPS60111296U JP S60111296 U JPS60111296 U JP S60111296U JP 1983203497 U JP1983203497 U JP 1983203497U JP 20349783 U JP20349783 U JP 20349783U JP S60111296 U JPS60111296 U JP S60111296U
Authority
JP
Japan
Prior art keywords
nuclear fuel
fuel elements
pellet
fuel element
stack
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
JP1983203497U
Other languages
Japanese (ja)
Inventor
福谷　和秀
貴志　泰忠
Original Assignee
原子燃料工業株式会社
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 原子燃料工業株式会社 filed Critical 原子燃料工業株式会社
Priority to JP1983203497U priority Critical patent/JPS60111296U/en
Publication of JPS60111296U publication Critical patent/JPS60111296U/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
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Powder Metallurgy (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 the drawing]

第１図は通常核燃料要素に関する説明図で、４９口は異
なる２種の二酸化ウラン焼結ペレットのそれぞれ断面図
、ハはイをスタック状にした核燃料要素の断面図、第２
図は本考案の核燃料要素に関する説明図で、イは中空ペ
レット、口はイを上下蝉部に有する核燃料要素の断面図
、第３図は核燃料要素燃焼に対する内圧の変化のグラフ
で、Ａ、　Ｂ、　Ｃはそれぞれ中空ペレット長０．２０
．４０αづ＼のものを示している。 １・・・ディツシュ、２・・・チャンファ、３・・・二
酸化ウラン焼結ペレット、４・・・被覆管、５・・・プ
レナムコイルばね、６・・・上部端栓、７・・・下部端
線、ａ・・・二酸化ウラン焼結中空ペレット、９・・・
中空部。Figure 1 is an explanatory diagram of a normal nuclear fuel element, where 49 is a cross-sectional view of two different types of sintered uranium dioxide pellets, C is a cross-sectional view of a stacked nuclear fuel element, and Figure 2 is a cross-sectional view of a stacked nuclear fuel element.
The figure is an explanatory diagram of the nuclear fuel element of the present invention, where A is a hollow pellet and the mouth is a cross-sectional view of the nuclear fuel element with A in the upper and lower parts. Figure 3 is a graph of changes in internal pressure with respect to combustion of the nuclear fuel element. A, B , C is each hollow pellet length 0.20
．． The one with 40α is shown. 1... dish, 2... chamfer, 3... uranium dioxide sintered pellet, 4... cladding tube, 5... plenum coil spring, 6... upper end plug, 7... lower part End line, a... Uranium dioxide sintered hollow pellet, 9...
Hollow part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 二酸化ウラン焼結ペレットを金属被覆管中に装入してス
タック状とし両端に端栓を溶接して密封′した核燃料要
素において、ペレットスタックの上下端部の少なくとも
片方を中空ペレットとしてなることを特徴とする核燃料
要素。A nuclear fuel element in which sintered uranium dioxide pellets are charged into a metal cladding tube to form a stack and sealed by welding end plugs to both ends, characterized in that at least one of the upper and lower ends of the pellet stack is a hollow pellet. and nuclear fuel elements.
JP1983203497U 1983-12-28 1983-12-28 nuclear fuel elements Pending JPS60111296U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983203497U JPS60111296U (en) 1983-12-28 1983-12-28 nuclear fuel elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983203497U JPS60111296U (en) 1983-12-28 1983-12-28 nuclear fuel elements

Publications (1)

Publication Number Publication Date
JPS60111296U true JPS60111296U (en) 1985-07-27

Family

ID=30765904

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983203497U Pending JPS60111296U (en) 1983-12-28 1983-12-28 nuclear fuel elements

Country Status (1)

Country Link
JP (1) JPS60111296U (en)

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