JPS5854593U - Upper grid plate - Google Patents

Upper grid plate

Info

Publication number
JPS5854593U
JPS5854593U JP1981149542U JP14954281U JPS5854593U JP S5854593 U JPS5854593 U JP S5854593U JP 1981149542 U JP1981149542 U JP 1981149542U JP 14954281 U JP14954281 U JP 14954281U JP S5854593 U JPS5854593 U JP S5854593U
Authority
JP
Japan
Prior art keywords
grid plate
upper grid
horizontal
boiling water
neutron
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
JP1981149542U
Other languages
Japanese (ja)
Inventor
佐藤　佑信
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP1981149542U priority Critical patent/JPS5854593U/en
Publication of JPS5854593U publication Critical patent/JPS5854593U/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)

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図は沸騰水形原子炉縦断面図、第２図および第３図
は従来型上部格子板のさし込み構造図、−第４図は本考
案のブロック構造図、第５図は本考案による上部格子板
の組込み例の説明図である。 ７・・・中性子束モニタ（ＩＣＭ）、８・・・中性子源
、１１・・・上部格子板、１７・・・上路子板、１８・
・・下路子板、１９・・・従来型支持溝、２０・・・ブ
ロック。Figure 1 is a vertical cross-sectional view of a boiling water reactor, Figures 2 and 3 are structural diagrams of the conventional upper grid plate inserted, - Figure 4 is a block structural diagram of the present invention, and Figure 5 is a diagram of the present invention. FIG. 6 is an explanatory diagram of an example of incorporating the upper lattice plate according to the invention. 7... Neutron flux monitor (ICM), 8... Neutron source, 11... Upper grid plate, 17... Upper path plate, 18...
... Lower track plate, 19... Conventional support groove, 20... Block.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 沸騰水形原子炉内部構造物の上部シュラウ下に位置し、
燃料の水平方向支持と位置決めをする為の上部格子板の
下端構造を縦横の組合わせ溝による中性子束モニタおよ
び中性子源の上部支持方法を一体化構造による支持方法
として中性子束モニタおよび中性子源の片当りによる流
動振動を減少させることを特徴とする上部格子板。Located under the upper shrou of the boiling water reactor internal structure,
The lower end structure of the upper grid plate for horizontal support and positioning of fuel is integrated with the upper support method of the neutron flux monitor and the neutron source using vertical and horizontal combination grooves. An upper lattice plate characterized by reducing flow vibration caused by hitting.
JP1981149542U 1981-10-09 1981-10-09 Upper grid plate Pending JPS5854593U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981149542U JPS5854593U (en) 1981-10-09 1981-10-09 Upper grid plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981149542U JPS5854593U (en) 1981-10-09 1981-10-09 Upper grid plate

Publications (1)

Publication Number Publication Date
JPS5854593U true JPS5854593U (en) 1983-04-13

Family

ID=29942306

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981149542U Pending JPS5854593U (en) 1981-10-09 1981-10-09 Upper grid plate

Country Status (1)

Country Link
JP (1) JPS5854593U (en)

Similar Documents

Publication Publication Date Title
JPS5854593U (en) Upper grid plate
JPS59870U (en) Seismic isolation support structure for standing structures
JPS5837596U (en) Device for preventing levitation of fuel elements in pool-type nuclear reactors
JPS5810097U (en) fuel bundle
JPS60102695U (en) Core support system for gas-cooled nuclear reactors
JPS5832499U (en) Fuel assembly for nuclear reactor
JPS5949999U (en) Detsuki beam for reactor building
JPS6033692U (en) Reactor vessel support structure
JPS5851147U (en) Installation structure of solar collector on roof
JPS59130986U (en) Heat exchanger
JPS60125597U (en) Fast breeder reactor control rod casing fixing device
JPS6126901U (en) Support device for vertical steam generator of nuclear power generation equipment
JPS5857999U (en) nuclear fuel assembly
JPS5982896U (en) Control rod for nuclear reactor
JPS60172541U (en) Gas appliance installation equipment in the sink
JPS6074091U (en) nuclear fuel assembly
JPS58173778U (en) energy recovery device
JPS59194051U (en) Reference electrode for corrosion protection investigation of pipes
JPS5848902U (en) Highly earthquake-resistant turbine mount
JPS59112196U (en) Hole closing structure
JPS59100050U (en) Floor/wall penetrating pipe centering device
JPS59178190U (en) bathtub agitator
JPS59117994U (en) Nuclear reactor control rod guide tube support device
JPS59152487U (en) nuclear fuel assembly
JPS60168095U (en) Reactor internal structure