JP5603547B2 - デブリトラップ - Google Patents
デブリトラップ Download PDFInfo
- Publication number
- JP5603547B2 JP5603547B2 JP2008312794A JP2008312794A JP5603547B2 JP 5603547 B2 JP5603547 B2 JP 5603547B2 JP 2008312794 A JP2008312794 A JP 2008312794A JP 2008312794 A JP2008312794 A JP 2008312794A JP 5603547 B2 JP5603547 B2 JP 5603547B2
- Authority
- JP
- Japan
- Prior art keywords
- debris
- tray
- shaft
- pivot
- capture
- 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.)
- Active
Links
- 239000000446 fuel Substances 0.000 claims description 26
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 239000003758 nuclear fuel Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
- G21C19/205—Interchanging of fuel elements in the core, i.e. fuel shuffling
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Filtration Of Liquid (AREA)
- Processing Of Solid Wastes (AREA)
- Sampling And Sample Adjustment (AREA)
Description
(a)デブリトラップを燃料バンドルの底部に隣接する位置へ下降するステップと、
(b)デブリ捕捉トレイを燃料バンドルの下に位置決めするステップと、
を含む。
12 シャフト
14 ピボットアクチュエータ
16 デブリ捕捉トレイ
17 トレイキャビティ
18 ピボットシャフト
20 トレイブラケット
22 リンク
24 シャフトコネクタ
26 ピボットジョイント
28 真空ポート
Claims (7)
- 原子炉内の燃料バンドルオリフィスを通過して落下するデブリを捕捉するためのデブリトラップであって、
一端にピボットアクチュエータを含むシャフトと、
前記シャフトの反対端に枢動可能に取り付けられたデブリ捕捉トレイと、
を備え、
前記デブリ捕捉トレイが、前記燃料バンドルオリフィスより大きい寸法のトレイキャビティを含み、
前記ピボットアクチュエータが、前記デブリ捕捉トレイを挿入位置と捕捉位置との間で枢動させるように動作可能である、
デブリトラップ。 - 前記シャフトの長さが、原子炉の燃料交換ブリッジから前記燃料バンドルの底部まで十分に延びていることを特徴とする請求項1に記載のデブリトラップ。
- 前記デブリ捕捉トレイの前記トレイキャビティが円錐形状であることを特徴とする請求項1または2に記載のデブリトラップ。
- 前記デブリ捕捉トレイと前記シャフトとの間に連結されたピボット機構をさらに備え、
前記ピボット機構が前記ピボットアクチュエータによって駆動されること
を特徴とする請求項1から3のいずれかに記載のデブリトラップ。 - 前記シャフトに摺動可能に結合され、前記ピボットアクチュエータに連結されているピボットシャフトをさらに備え、
前記ピボット機構が、前記デブリ捕捉トレイに固定されたトレイブラケットと、前記トレイブラケットと前記ピボットシャフトの間に連結されたリンクとを備えること
を特徴とする請求項4に記載のデブリトラップ。 - 前記デブリ捕捉トレイ内の、真空源に取付け可能な真空ポートをさらに備えることを特徴とする請求項1から5のいずれかに記載のデブリトラップ。
- 原子炉内の燃料バンドルオリフィスを通過して落下するデブリを捕捉するためのデブリトラップであって、
シャフトと、
前記シャフトに取り付けられたデブリ捕捉トレイと、
を備え、
前記デブリ捕捉トレイが、前記燃料バンドルオリフィスの幅より大きい最大直径を有する円錐形状のトレイキャビティを含む、
デブリトラップ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/955,780 | 2007-12-13 | ||
US11/955,780 US8009790B2 (en) | 2007-12-13 | 2007-12-13 | Debris Trap |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009145334A JP2009145334A (ja) | 2009-07-02 |
JP5603547B2 true JP5603547B2 (ja) | 2014-10-08 |
Family
ID=40622222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008312794A Active JP5603547B2 (ja) | 2007-12-13 | 2008-12-09 | デブリトラップ |
Country Status (6)
Country | Link |
---|---|
US (2) | US8009790B2 (ja) |
EP (1) | EP2077563B1 (ja) |
JP (1) | JP5603547B2 (ja) |
ES (1) | ES2370455T3 (ja) |
MX (1) | MX2008015494A (ja) |
TW (1) | TWI453761B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011000790A (ja) | 2009-06-18 | 2011-01-06 | Sato Knowledge & Intellectual Property Institute | 棚札用プリンターおよびその印字方法 |
CN107283881B (zh) * | 2017-07-24 | 2018-11-06 | 东莞合安机电有限公司 | 半固化片上胶机用辊轴喷涂机构 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3039122A (en) * | 1960-05-16 | 1962-06-19 | Clarence E Birdsall | Hydraulic suction head for cleaning water reservoirs |
US3971095A (en) * | 1973-08-28 | 1976-07-27 | Fish Sr Paul R | Remotely controlled collapsible dust pan |
US4005892A (en) * | 1975-06-11 | 1977-02-01 | Williams Walter L | Debris-retrieving cane |
US4481117A (en) * | 1982-09-29 | 1984-11-06 | Collins Christopher G | Swimming pool cleaning method and apparatus |
US4683109A (en) * | 1985-02-19 | 1987-07-28 | Westinghouse Electric Corp. | Debris removal system for a nuclear fuel assembly |
US4849161A (en) * | 1987-02-19 | 1989-07-18 | Advanced Nuclear Fuels Corp. | Debris-resistant fuel assembly |
JP2539100B2 (ja) * | 1990-03-05 | 1996-10-02 | 株式会社東芝 | 異物回収装置 |
US5425153A (en) * | 1993-02-23 | 1995-06-20 | Quickie Manufacturing Corporation | Broom dustpan and combination |
US5488634A (en) | 1994-02-10 | 1996-01-30 | General Electric Company | Lower tie plate debris catcher for a nuclear reactor |
FR2723661B1 (fr) * | 1994-08-12 | 1996-10-04 | Reel Sa | Installation pour la mise en place d'assemblages de combustible nucleaire |
US5581826A (en) * | 1995-03-31 | 1996-12-10 | Philip L. Leslie | Swimming pool skimmer with flow shift valve for pool cleaners |
US5661873A (en) * | 1995-08-22 | 1997-09-02 | Karet; Ted Michael | Animal waste vacuum with disposable pickup tool & disposable container |
US5727039A (en) | 1996-03-19 | 1998-03-10 | General Electric Company | Spacer capture mechansim for non-round water rods |
US5809101A (en) | 1996-05-29 | 1998-09-15 | General Electric Company | Handle unit for a fuel assembly in a nuclear reactor and fuel assembly having modified channel |
US5787140A (en) | 1996-05-29 | 1998-07-28 | General Electric Company | Handle assembly and channel for a nuclear reactor fuel bundle assembly |
US5702138A (en) * | 1997-03-24 | 1997-12-30 | Elkind; Jules | Collector/carrier for animal excrement |
US6199237B1 (en) * | 1998-11-12 | 2001-03-13 | Brent Budden | Underwater vacuum |
KR100315867B1 (ko) * | 1999-05-31 | 2001-12-22 | 장인순 | 이물질 제거용 회전식 쓰레받이 |
US6984315B2 (en) * | 2003-12-16 | 2006-01-10 | Dolton Iii Edward Gerard | Pool cleaning device |
US7404230B1 (en) * | 2004-11-01 | 2008-07-29 | Mary Ellen Phillips | Vacuum-operable feces collector |
JP4469302B2 (ja) * | 2005-03-31 | 2010-05-26 | 荏原工業洗浄株式会社 | 異物吸引回収装置 |
US7261347B2 (en) * | 2005-04-21 | 2007-08-28 | Krieger John M | Waste collection devices |
-
2007
- 2007-12-13 US US11/955,780 patent/US8009790B2/en active Active
-
2008
- 2008-12-01 TW TW097146644A patent/TWI453761B/zh active
- 2008-12-02 EP EP08170520A patent/EP2077563B1/en active Active
- 2008-12-02 ES ES08170520T patent/ES2370455T3/es active Active
- 2008-12-04 MX MX2008015494A patent/MX2008015494A/es active IP Right Grant
- 2008-12-09 JP JP2008312794A patent/JP5603547B2/ja active Active
-
2011
- 2011-07-19 US US13/185,882 patent/US8265221B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20100135451A1 (en) | 2010-06-03 |
US8265221B2 (en) | 2012-09-11 |
TWI453761B (zh) | 2014-09-21 |
JP2009145334A (ja) | 2009-07-02 |
EP2077563A1 (en) | 2009-07-08 |
MX2008015494A (es) | 2009-07-14 |
TW200935448A (en) | 2009-08-16 |
US20110317798A1 (en) | 2011-12-29 |
EP2077563B1 (en) | 2011-09-07 |
US8009790B2 (en) | 2011-08-30 |
ES2370455T3 (es) | 2011-12-16 |
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