JPH0285395U - - Google Patents

Info

Publication number
JPH0285395U
JPH0285395U JP1988164171U JP16417188U JPH0285395U JP H0285395 U JPH0285395 U JP H0285395U JP 1988164171 U JP1988164171 U JP 1988164171U JP 16417188 U JP16417188 U JP 16417188U JP H0285395 U JPH0285395 U JP H0285395U
Authority
JP
Japan
Prior art keywords
shank part
spacer
fuel elements
fuel
end plug
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
JP1988164171U
Other languages
Japanese (ja)
Other versions
JPH0626878Y2 (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 JP1988164171U priority Critical patent/JPH0626878Y2/en
Publication of JPH0285395U publication Critical patent/JPH0285395U/ja
Application granted granted Critical
Publication of JPH0626878Y2 publication Critical patent/JPH0626878Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

  • Fuel Cell (AREA)

Description

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

第１図ａは本考案の燃料集合体における燃料要
素の側面図、第１図ｂは同上端面図、第２図は上
記燃料要素の下タイプレートへの装着状態を示す
図、第３図は燃料集合体の縦断面図、第４図はス
ペーサの平面図、第５図はスペーサのセル内にウ
オータロツドが挿入された状態を示す説明図、第
６図ａは従来のウオータロツドの側面図、第６図
ｂは同上端面図である。 １……燃料要素、２……ウオータロツド、４…
…下タイプレート、５……スペーサ、８……セル
、１０……ストツパ片、１１……下部端栓、１１
ａ……大径シヤンク部、１１ｂ……小径シヤンク
部、１２ａ……大径穴、２ｂ……小径穴。 FIG. 1a is a side view of the fuel element in the fuel assembly of the present invention, FIG. 1b is a top end view of the same, FIG. 2 is a view showing the fuel element attached to the lower tie plate, and FIG. FIG. 4 is a longitudinal sectional view of the fuel assembly, FIG. 4 is a plan view of the spacer, FIG. 5 is an explanatory diagram showing a state in which the water rod is inserted into the cells of the spacer, FIG. FIG. 6b is a top end view of the same. 1...Fuel element, 2...Waterrod, 4...
... lower tie plate, 5 ... spacer, 8 ... cell, 10 ... stopper piece, 11 ... lower end plug, 11
a...Large diameter shank portion, 11b...Small diameter shank portion, 12a...Large diameter hole, 2b...Small diameter hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 多数本の燃料要素または燃料要素とウオータロ
ツドとを、スペーサによつて所定間隔に束ね、上
下タイプレートによつて結合した燃料集合体にお
いて、ウオータロツドまたはスペーサ保持燃料要
素にスペーサの上下両端縁に係合するストツパ片
を突設するとともに、その下部端栓シヤンク部の
先端部に偏心軸部を形成し、上記下部端栓シヤン
ク部を挿入係合する下タイプレートに、上記シヤ
ンク部の形状に対応する偏心段付穴を設けたこと
を特徴とする、燃料集合体。 In a fuel assembly in which a large number of fuel elements or fuel elements and water rods are bundled at predetermined intervals by spacers and connected by upper and lower tie plates, the water rods or spacer-holding fuel elements are engaged with both upper and lower edges of the spacer. At the same time, a stopper piece is provided protrudingly provided, and an eccentric shaft part is formed at the tip of the lower end plug shank part, and the lower tie plate into which the lower end plug shank part is inserted and engaged corresponds to the shape of the said shank part. A fuel assembly characterized by having an eccentric stepped hole.
JP1988164171U 1988-12-19 1988-12-19 Fuel assembly Expired - Lifetime JPH0626878Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988164171U JPH0626878Y2 (en) 1988-12-19 1988-12-19 Fuel assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988164171U JPH0626878Y2 (en) 1988-12-19 1988-12-19 Fuel assembly

Publications (2)

Publication Number Publication Date
JPH0285395U true JPH0285395U (en) 1990-07-04
JPH0626878Y2 JPH0626878Y2 (en) 1994-07-20

Family

ID=31449550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988164171U Expired - Lifetime JPH0626878Y2 (en) 1988-12-19 1988-12-19 Fuel assembly

Country Status (1)

Country Link
JP (1) JPH0626878Y2 (en)

Also Published As

Publication number Publication date
JPH0626878Y2 (en) 1994-07-20

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