JP2023085386A - 原子力施設の制御要素の中性子吸収能力を検出する装置 - Google Patents
原子力施設の制御要素の中性子吸収能力を検出する装置 Download PDFInfo
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/104—Measuring reactivity
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/16—Programme controls
- B25J9/1679—Programme controls characterised by the tasks executed
- B25J9/1684—Tracking a line or surface by means of sensors
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- 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
- G21C19/207—Assembling, maintenance or repair of reactor components
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
- G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
-
- 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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- 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
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- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10S901/30—End effector
- Y10S901/44—End effector inspection
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Abstract
Description
Claims (10)
- 原子力施設(8)の制御要素(6)の中性子吸収能力の検出に使用できる検出装置(4)であって、当該検出装置は、
多数のマニピュレータ(62)と、
中性子放出源(32)、検出器アレイ(36)およびマスク装置(38)を具備し、当該中性子放出源と当該検出器アレイの間に当該制御要素を受け入れるように構成された中性子透過撮影装置(12)とを具備し、
当該マスク装置は、当該多数のマニピュレータのうちの少なくとも第1のマニピュレータによって多数の位置にわたって移動可能であり、当該多数の位置には、少なくとも部分的に当該中性子放出源と当該検出器アレイの間に配置される複数の異なる位置が含まれることを特徴とする
検出装置。 - 前記マスク装置は、オリフィスを有し、概して中性子ストリームの通過を阻止するが、当該オリフィスを介する当該中性子ストリームの少なくとも一部の通過は許容するように構成されたマスクシステム(70、70A,70B)を具備することを特徴とする、請求項1の検出装置。
- 前記オリフィスは前記中性子ストリームの一部を横断する多数の方向の多数の物理的寸法を有し、前記多数のマニピュレータは当該多数の物理的寸法のうちの少なくとも1つの物理的寸法を第1のサイズと、当該第1のサイズとは異なる第2のサイズとの間で変化させるように操作可能であることを特徴とする、請求項2の検出装置。
- 前記マスクシステムは第1の開口を有する第1のマスクと第2の開口を有する第2のマスクとより成り、前記多数のマニピュレータは当該第1のマスクおよび当該第2のマスクのうちの少なくとも一方を操作可能であり、当該操作によって、当該第1の開口および当該第2の開口のうちの少なくとも一方の開口の少なくとも一部を当該第1の開口および当該第2の開口のうちのもう一方の開口の少なくとも一部と重ね合わせることにより前記オリフィスを形成することを特徴とする、請求項3の検出装置。
- 前記第1のマスクおよび前記第2のマスクのうちの一方をもう一方に対して移動させることにより、前記少なくとも1つの物理的寸法を前記第1のサイズと前記第2のサイズの間で変化させることを特徴とする、請求項4の検出装置。
- 前記多数のマニピュレータは、前記第1のマスクおよび前記第2のマスクのうちの少なくとも一方をもう一方とは別個に、前記中性子放出源と前記検出器アレイの間に少なくとも部分的に移動させるように操作可能であることを特徴とする、請求項4の検出装置。
- 前記第1の開口および前記第2の開口のうちの少なくとも一方の長さおよび幅が、前記多数のマニピュレータによって制御されることを特徴とする、請求項4の検出装置。
- 前記第1のマスクおよび前記第2のマスクのうちの少なくとも一方が概して板状である、請求項4の検出装置。
- 前記中性子放出源は、オン状態とオフ状態の間で切り替え可能であり、オン状態のときは通電状態にあって中性子ストリーム(50)を発生し、オフ状態のときは非通電状態にあって有意な中性子ストリームを出力しないように構成されており、前記オン状態のときに、水素同位体を非限定的な典型例とする軽元素イオンを可変であるビーム電流および加速度で加速して、当該ビームが集束される標的上で核融合反応を引き起こす、強度可変型加速器(42)を具備することを特徴とする、請求項1の検出装置。
- 前記マスク装置は、前記複数の異なる位置のうちの1つにある請求項1の検出装置。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/677,098 | 2017-08-15 | ||
US15/677,098 US10446281B2 (en) | 2017-08-15 | 2017-08-15 | Detection apparatus and method of detecting the neutron absorption capability of a control element of a nuclear installation |
JP2020508023A JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
PCT/US2018/045702 WO2019036242A1 (en) | 2017-08-15 | 2018-08-08 | DETECTION APPARATUS AND METHOD FOR DETECTING THE NEUTRON ABSORPTION CAPACITY OF A CONTROL MEMBER OF A NUCLEAR FACILITY |
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JP2020508023A Division JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
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JP2023085386A true JP2023085386A (ja) | 2023-06-20 |
JP7490105B2 JP7490105B2 (ja) | 2024-05-24 |
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JP2020508023A Active JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
JP2023049121A Active JP7490105B2 (ja) | 2017-08-15 | 2023-03-26 | 原子力施設の制御要素の中性子吸収能力を検出する装置 |
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US (2) | US10446281B2 (ja) |
EP (1) | EP3669379B1 (ja) |
JP (2) | JP7253316B2 (ja) |
ES (1) | ES2904798T3 (ja) |
MX (2) | MX2020001739A (ja) |
TW (2) | TW202401459A (ja) |
WO (1) | WO2019036242A1 (ja) |
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JP7489408B2 (ja) * | 2019-05-30 | 2024-05-23 | ウェスティングハウス エレクトリック カンパニー エルエルシー | 反応度を決定するためのシステム及び方法 |
CN110148481B (zh) * | 2019-06-03 | 2021-05-18 | 中国原子能科学研究院 | 反应堆水力驱动安全棒运行状态的判断方法 |
Citations (2)
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US4172760A (en) * | 1976-12-06 | 1979-10-30 | General Electric Company | Neutron transmission testing apparatus and method |
DE102008030416A1 (de) * | 2008-06-26 | 2009-12-31 | Kernkraftwerk Gundremmingen Gmbh | Anordnung zur Prüfung des Neutronenabsorptionsvermögens eines Steuerelementes |
Family Cites Families (14)
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JPS5643541A (en) * | 1979-09-18 | 1981-04-22 | Nippon Atom Ind Group Co Ltd | Neutron absorber density nondestructive measuring unit of control bar |
JPS5658551U (ja) * | 1979-10-09 | 1981-05-20 | ||
JPS5697897A (en) * | 1980-01-07 | 1981-08-06 | Hitachi Ltd | Control rod |
DE4108438C1 (ja) * | 1991-03-15 | 1992-05-27 | Abb Reaktor Gmbh, 6800 Mannheim, De | |
KR100266506B1 (ko) * | 1996-08-21 | 2000-09-15 | 벨 주니어 로버트 에스. | 원자로공동을범람시키는시스템 |
JP2000199747A (ja) * | 1999-01-06 | 2000-07-18 | Hitachi Ltd | 金属製缶の蓋結合部x線検査装置 |
TW476072B (en) * | 2000-10-30 | 2002-02-11 | Ohsono Katsunar | An absorbing rod, an apparatus for inserting the absorbing rod, a cask, and a method of storing spent fuel assemblies |
JP3859601B2 (ja) * | 2003-02-17 | 2006-12-20 | 株式会社日立製作所 | 原子炉制御棒の検査システム及び検査方法 |
US7912273B2 (en) * | 2007-02-01 | 2011-03-22 | Florida Power & Light Company | Radiography test system and method |
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JP6794169B2 (ja) * | 2016-08-05 | 2020-12-02 | 株式会社東芝 | 原子炉制御棒の検査装置および原子炉制御棒の検査方法 |
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2019
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US4172760A (en) * | 1976-12-06 | 1979-10-30 | General Electric Company | Neutron transmission testing apparatus and method |
DE102008030416A1 (de) * | 2008-06-26 | 2009-12-31 | Kernkraftwerk Gundremmingen Gmbh | Anordnung zur Prüfung des Neutronenabsorptionsvermögens eines Steuerelementes |
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Publication number | Publication date |
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TWI815817B (zh) | 2023-09-21 |
WO2019036242A1 (en) | 2019-02-21 |
US20190057787A1 (en) | 2019-02-21 |
JP2020531806A (ja) | 2020-11-05 |
US10658087B2 (en) | 2020-05-19 |
US10446281B2 (en) | 2019-10-15 |
EP3669379B1 (en) | 2021-10-06 |
MX2020001739A (es) | 2020-09-25 |
EP3669379A1 (en) | 2020-06-24 |
TW202401459A (zh) | 2024-01-01 |
TW201921379A (zh) | 2019-06-01 |
MX2023007982A (es) | 2023-07-18 |
US20190244720A1 (en) | 2019-08-08 |
ES2904798T3 (es) | 2022-04-06 |
JP7253316B2 (ja) | 2023-04-06 |
EP3669379A4 (en) | 2021-04-28 |
JP7490105B2 (ja) | 2024-05-24 |
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