JPS59115392U - nuclear fuel body - Google Patents

nuclear fuel body

Info

Publication number
JPS59115392U
JPS59115392U JP1983008548U JP854883U JPS59115392U JP S59115392 U JPS59115392 U JP S59115392U JP 1983008548 U JP1983008548 U JP 1983008548U JP 854883 U JP854883 U JP 854883U JP S59115392 U JPS59115392 U JP S59115392U
Authority
JP
Japan
Prior art keywords
tie plate
water rod
sectional shape
cross
rod
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
JP1983008548U
Other languages
Japanese (ja)
Other versions
JPS6331030Y2 (en
Inventor
後藤　雅和
茂 加藤
長谷川　隆男
健治 佐藤
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 JP1983008548U priority Critical patent/JPS59115392U/en
Publication of JPS59115392U publication Critical patent/JPS59115392U/en
Application granted granted Critical
Publication of JPS6331030Y2 publication Critical patent/JPS6331030Y2/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

  • Monitoring And Testing Of 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) [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図イは沸騰型原子炉用核燃料体の一部切断側面図。 同図口はその上部タイプレート部分の平面図。同図ハは
炉心に組込んだ状態の途中断面図。 第２図はこの考案に係る核燃料体の上方部分の側面図。 第３図イは燃料棒の一例の上部断面図。同図口、ハは２
本のウォータロッドの上部側面図。 ゛第４図は上部タイプレートの一例の平面図。第５図イ
は２本のウォータロッドの変更例の上部側面図。同図口
は上部タイプレートの変更例の平面図。 第６図イ９口は別の変更例のウオターロツドの上部側面
図および上部タイプレートの平面図。 図中、１・・・燃料棒、２．　２’・・・ウォータロッ
ド、２ａ、　　２ａ’・・・上部端栓、３・・・上部タ
イプレート、３ａ・・・台板、３ｂ・・・ハンドル、３
Ｃ・・・方向指示ボス、４・・・下部タイプレート、５
・・・スペーサ、６ａ・・・燃料棒挿通孔、６ｂ、６Ｃ
・・・ウォータロッドの挿通孔。FIG. 1A is a partially cutaway side view of a nuclear fuel assembly for a boiling reactor. The opening in the figure is a plan view of the upper tie plate. Figure C is a partially sectional view of the state in which it is assembled into the reactor core. FIG. 2 is a side view of the upper part of the nuclear fuel assembly according to this invention. FIG. 3A is a top sectional view of an example of a fuel rod. The mouth of the same figure, Ha is 2
Top side view of book water rod.゛FIG. 4 is a plan view of an example of the upper tie plate. FIG. 5A is a top side view of a modified example of two water rods. The figure shows a plan view of a modified example of the upper tie plate. FIG. 6A-9 is an upper side view of another modified example of the water rod and a plan view of the upper tie plate. In the figure, 1... fuel rod, 2. 2'... Water rod, 2a, 2a'... Upper end plug, 3... Upper tie plate, 3a... Base plate, 3b... Handle, 3
C...Direction indicating boss, 4...Lower tie plate, 5
...Spacer, 6a...Fuel rod insertion hole, 6b, 6C
...Water rod insertion hole.

Claims (1)

【実用新案登録請求の範囲】 多数の燃料棒１を８×８の正方配列となし、その一方向
の対角線上中心部に２本のウォータロッド２，２′を配
置し、それらの手下の端栓を上部タイプレート３および
下部タイプレートに嵌合支持し、途中を数個のスペーサ
により保持するようにしたものにおいて、上記燃料棒１
の上部端栓１ａに対し、ウォータロッド２．２′の上部
端栓２ａ、　　２ａ’の直径又は断面形状を相違させる
と共に、ウォータロッドの上部端栓２ａ、２ａ′の直径
を互いに異ならせるか又は断面形状を上部タイプレート
３の対角線上に配置したとき互いに点対称にならない形
状とし、前記上部タイプレート３の台板３ａにおける多
数の挿通孔のうち上記ウォータロッドの上部端栓’ｌａ
、　’ｌａ’の挿通孔６ｂ。 ６Ｃの直径又は形状を該上部端栓２ａ、　　２ａ’の直
径又は断面形状に見合うように形成したことを特徴とす
る核燃料体。[Claims for Utility Model Registration] A large number of fuel rods 1 are arranged in an 8×8 square array, and two water rods 2 and 2' are arranged at the center on a diagonal line in one direction, and their lower ends are In the fuel rod 1 in which the stopper is fitted and supported by the upper tie plate 3 and the lower tie plate, and is held in the middle by several spacers.
The diameter or cross-sectional shape of the upper end plugs 2a, 2a' of the water rod 2.2' is made different from the upper end plug 1a of the water rod, and the diameters of the upper end plugs 2a, 2a' of the water rod are made different from each other. The cross-sectional shape is not point-symmetrical to each other when arranged on the diagonal line of the upper tie plate 3, and the upper end plug 'la of the water rod is selected from among the many insertion holes in the base plate 3a of the upper tie plate 3.
, 'la' insertion hole 6b. 6C is formed to match the diameter or cross-sectional shape of the upper end plugs 2a, 2a'.
JP1983008548U 1983-01-26 1983-01-26 nuclear fuel body Granted JPS59115392U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983008548U JPS59115392U (en) 1983-01-26 1983-01-26 nuclear fuel body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983008548U JPS59115392U (en) 1983-01-26 1983-01-26 nuclear fuel body

Publications (2)

Publication Number Publication Date
JPS59115392U true JPS59115392U (en) 1984-08-03
JPS6331030Y2 JPS6331030Y2 (en) 1988-08-18

Family

ID=30140036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983008548U Granted JPS59115392U (en) 1983-01-26 1983-01-26 nuclear fuel body

Country Status (1)

Country Link
JP (1) JPS59115392U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6447994A (en) * 1987-08-19 1989-02-22 Hitachi Ltd Fuel assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6447994A (en) * 1987-08-19 1989-02-22 Hitachi Ltd Fuel assembly

Also Published As

Publication number Publication date
JPS6331030Y2 (en) 1988-08-18

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