JPH0453592U - - Google Patents

Info

Publication number
JPH0453592U
JPH0453592U JP1990095551U JP9555190U JPH0453592U JP H0453592 U JPH0453592 U JP H0453592U JP 1990095551 U JP1990095551 U JP 1990095551U JP 9555190 U JP9555190 U JP 9555190U JP H0453592 U JPH0453592 U JP H0453592U
Authority
JP
Japan
Prior art keywords
fuel
fuel rods
rods
combined
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.)
Pending
Application number
JP1990095551U
Other languages
Japanese (ja)
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 JP1990095551U priority Critical patent/JPH0453592U/ja
Publication of JPH0453592U publication Critical patent/JPH0453592U/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】[Brief explanation of the drawing]

第１図は本考案の一実施例に係る燃料集合体を
示す要部構成図、第２図は本考案の一実施例に係
る燃料集合体を示す全体構成図、第３図は燃料棒
の格子構造を示す水平断面図、第４図は従来の燃
料集合体を示す部分破断斜視図、第５図は従来の
燃料集合体を示す垂直断面図、第６図は燃料棒の
構成を示す部分断面図である。 ２１……燃料集合体、２２……長尺燃料棒、２
３……結合燃料棒、２４……短尺燃料棒、２８…
…上部タイプレート、２９……下部タイプレート
、３０……燃料被覆管、３１……上部端栓、３２
……下部端栓、３３，３６……スプリング、３４
……燃料ペレツト、３５……プレナム部。 Fig. 1 is a block diagram showing the main parts of a fuel assembly according to an embodiment of the present invention, Fig. 2 is an overall block diagram showing a fuel assembly according to an embodiment of the present invention, and Fig. 3 is a diagram showing a fuel assembly according to an embodiment of the present invention. 4 is a partially cutaway perspective view showing a conventional fuel assembly; FIG. 5 is a vertical sectional view showing a conventional fuel assembly; and FIG. 6 is a portion showing the structure of a fuel rod. FIG. 21... Fuel assembly, 22... Long fuel rod, 2
3... Combined fuel rod, 24... Short fuel rod, 28...
... Upper tie plate, 29 ... Lower tie plate, 30 ... Fuel cladding tube, 31 ... Upper end plug, 32
...Lower end plug, 33, 36...Spring, 34
...Fuel pellets, 35...Plenum section.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 多数の燃料棒からなる燃料束の上下端部に、上
部タイプレートおよび下部タイプレートをそれぞ
れ配設した原子炉燃料集合体において、前記燃料
棒のうちの一部を、上下端が前記両タイプレート
にそれぞれ結合される結合燃料棒とするとともに
、結合燃料棒以外の燃料棒のうちの少なくとも一
部を、その燃料被覆管の長さが結合燃料棒よりも
長い長尺燃料棒とし、かつ結合燃料棒の燃料ペレ
ツト充填長さを長尺燃料棒の燃料ペレツト充填長
さよりも短くしたことを特徴とする原子炉燃料集
合体。 In a nuclear reactor fuel assembly in which an upper tie plate and a lower tie plate are respectively disposed at the upper and lower ends of a fuel bundle consisting of a large number of fuel rods, some of the fuel rods are arranged so that the upper and lower ends are connected to both tie plates. At the same time, at least some of the fuel rods other than the combined fuel rods are long fuel rods whose fuel cladding tubes are longer than the combined fuel rods, and the combined fuel rods are A nuclear reactor fuel assembly characterized in that the fuel pellet filling length of the rod is shorter than the fuel pellet filling length of the long fuel rod.
JP1990095551U 1990-09-13 1990-09-13 Pending JPH0453592U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990095551U JPH0453592U (en) 1990-09-13 1990-09-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990095551U JPH0453592U (en) 1990-09-13 1990-09-13

Publications (1)

Publication Number Publication Date
JPH0453592U true JPH0453592U (en) 1992-05-07

Family

ID=31834341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990095551U Pending JPH0453592U (en) 1990-09-13 1990-09-13

Country Status (1)

Country Link
JP (1) JPH0453592U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021012116A (en) * 2019-07-08 2021-02-04 日立Ｇｅニュークリア・エナジー株式会社 Fuel assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6171389A (en) * 1984-09-17 1986-04-12 株式会社日立製作所 Fuel aggregate
JPS62148886A (en) * 1985-12-24 1987-07-02 株式会社日立製作所 Fuel aggregate
JPS62194494A (en) * 1985-10-04 1987-08-26 株式会社日立製作所 Fuel aggregate

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6171389A (en) * 1984-09-17 1986-04-12 株式会社日立製作所 Fuel aggregate
JPS62194494A (en) * 1985-10-04 1987-08-26 株式会社日立製作所 Fuel aggregate
JPS62148886A (en) * 1985-12-24 1987-07-02 株式会社日立製作所 Fuel aggregate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021012116A (en) * 2019-07-08 2021-02-04 日立Ｇｅニュークリア・エナジー株式会社 Fuel assembly

Similar Documents

Publication Publication Date Title
JPH0453592U (en)
JPS63181895U (en)
JPS6362798U (en)
JPS59155587U (en) nuclear fuel rod
JPS60123690U (en) fuel assembly
JPS63139598U (en)
JPS60189897U (en) Fuel assembly for boiling water reactors
JPS5851296U (en) nuclear fuel assembly
JPS5816591U (en) nuclear fuel assembly
JPS6351298U (en)
JPS5960597U (en) fuel assembly
JPH047395U (en)
JPS60148992U (en) fuel assembly
JPS6381295U (en)
JPS60156492U (en) Nuclear fuel assembly for boiling water reactor
JPH0441693U (en)
JPH03104896U (en)
JPH0461100U (en)
JPS6065699U (en) fuel assembly
JPH03128895U (en)
JPH01148898U (en)
JPS63174096U (en)
JPS6354097U (en)
JPS5949996U (en) nuclear fuel rod
JPH0220198U (en)