WO2009075113A1 - 原子炉格納容器及び漏水検知床 - Google Patents

原子炉格納容器及び漏水検知床 Download PDF

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Publication number
WO2009075113A1
WO2009075113A1 PCT/JP2008/003720 JP2008003720W WO2009075113A1 WO 2009075113 A1 WO2009075113 A1 WO 2009075113A1 JP 2008003720 W JP2008003720 W JP 2008003720W WO 2009075113 A1 WO2009075113 A1 WO 2009075113A1
Authority
WO
WIPO (PCT)
Prior art keywords
nuclear reactor
leakage
container
reactor pressure
detecting
Prior art date
Application number
PCT/JP2008/003720
Other languages
English (en)
French (fr)
Inventor
Kazuyoshi Aoki
Tomohisa Kurita
Toshimi Tobimatsu
Shinji Kubo
Mika Tahara
Ryoichi Hamazaki
Makoto Akinaga
Original Assignee
Kabushiki Kaisha Toshiba
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 Kabushiki Kaisha Toshiba filed Critical Kabushiki Kaisha Toshiba
Priority to EP08859424.7A priority Critical patent/EP2228802B1/en
Publication of WO2009075113A1 publication Critical patent/WO2009075113A1/ja
Priority to US12/791,379 priority patent/US20100239061A1/en

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Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
    • G21C9/016—Core catchers
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/002—Detection of leaks
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C17/00—Monitoring; Testing ; Maintaining
    • G21C17/02—Devices or arrangements for monitoring coolant or moderator
    • G21C17/04—Detecting burst slugs
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Structure Of Emergency Protection For Nuclear Reactors (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

原子炉格納容器において、原子炉圧力容器下方に炉心溶融物保持装置（コアキャッチャ）を設置すると、原子炉圧力容器下方のペデスタル床にて原子炉圧力容器の漏水を検知することができず、別途漏水検知をする機構を設ける必要がある。原子炉圧力容器（１）と炉心溶融物保持装置（１０）の間に、ペデスタル側壁（２２）を横架した漏水検知床（１１）を設ける。原子炉圧力容器（１）で漏水が発生すると漏水検知床が漏水を受け止めて検知し、炉心溶融事故時はコリウムが漏水検知床（１１）を溶融貫通して炉心溶融物保持装置（１０）に落下する。
PCT/JP2008/003720 2007-12-12 2008-12-11 原子炉格納容器及び漏水検知床 WO2009075113A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP08859424.7A EP2228802B1 (en) 2007-12-12 2008-12-11 Nuclear reactor containment vessel with leakage-detecting floor
US12/791,379 US20100239061A1 (en) 2007-12-12 2010-06-01 Reactor containment vessel and water leak detection floor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007321293A JP4987681B2 (ja) 2007-12-12 2007-12-12 原子炉格納容器及び漏水検知床
JP2007-321293 2007-12-12

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/791,379 Continuation-In-Part US20100239061A1 (en) 2007-12-12 2010-06-01 Reactor containment vessel and water leak detection floor

Publications (1)

Publication Number Publication Date
WO2009075113A1 true WO2009075113A1 (ja) 2009-06-18

Family

ID=40755361

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/003720 WO2009075113A1 (ja) 2007-12-12 2008-12-11 原子炉格納容器及び漏水検知床

Country Status (4)

Country Link
US (1) US20100239061A1 (ja)
EP (2) EP2602793B1 (ja)
JP (1) JP4987681B2 (ja)
WO (1) WO2009075113A1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011007613A (ja) * 2009-06-25 2011-01-13 Toshiba Corp 原子炉格納容器ドレンサンプ
WO2011104908A1 (ja) * 2010-02-25 2011-09-01 三菱重工業株式会社 溶融物冷却構造、これを備えた原子炉格納容器およびこれを備えた原子力プラント
CN102385937A (zh) * 2011-08-31 2012-03-21 中广核工程有限公司 核电站安全壳泄漏率检测方法和***
CN102420021A (zh) * 2011-11-15 2012-04-18 中广核工程有限公司 一种核电站安全壳泄漏率监测方法及***
EP2581913A4 (en) * 2010-06-14 2017-04-26 Korea Hydro & Nuclear Power Co., Ltd. Core catcher having an integrated cooling path

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* Cited by examiner, † Cited by third party
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JP2011247584A (ja) * 2010-05-21 2011-12-08 Toshiba Corp 原子炉格納容器
JP2012247216A (ja) * 2011-05-25 2012-12-13 Toshiba Corp 炉心溶融物保持装置
KR101278195B1 (ko) * 2011-06-17 2013-06-27 주식회사 아앤시티 용융된 원자로 연료봉을 처리하는 장치
KR101287629B1 (ko) * 2011-08-12 2013-07-24 주식회사 아앤시티 용융된 원자로 연료봉을 처리하는 장치
CN103377722B (zh) * 2012-04-27 2017-05-31 上海核工程研究设计院 一种核电站事故后堆外熔融物滞留装置
CN103377721A (zh) * 2012-04-27 2013-10-30 上海核工程研究设计院 一种核电站事故后ⅱ型堆外熔融物滞留装置
CN103377723A (zh) * 2012-04-27 2013-10-30 上海核工程研究设计院 一种核电站事故后ⅲ型堆外熔融物滞留装置
CN103377724A (zh) * 2012-04-27 2013-10-30 上海核工程研究设计院 一种核电站事故后ⅰ型堆外熔融物滞留装置
US9738440B2 (en) 2012-12-20 2017-08-22 Ge-Hitachi Nuclear Energy Americas Llc Entrainment-reducing assembly, system including the assembly, and method of reducing entrainment of gases with the assembly
CN104916333B (zh) * 2014-03-12 2017-05-17 上海核工程研究设计院 应对严重事故的新型三重安全壳
US10147506B2 (en) * 2014-04-03 2018-12-04 Bwxt Mpower, Inc. Conformal core cooling and containment structure
SG11201703214SA (en) 2014-10-31 2017-05-30 Lubrizol Advanced Mat Inc Thermoplastic polyurethane film for delivery of active agents to skin surfaces
KR101665248B1 (ko) * 2015-04-27 2016-10-12 한국수력원자력 주식회사 피동 작동형 노외 노심 용융물 냉각장치
CN105551536B (zh) * 2015-12-10 2020-03-24 中国核电工程有限公司 一种具有内部冷却能力的堆芯熔融物捕集器
KR101923802B1 (ko) * 2017-01-03 2018-11-29 한국수력원자력 주식회사 피동 작동형 노심 용융물 냉각장치
KR102512170B1 (ko) * 2020-12-15 2023-03-20 한국수력원자력 주식회사 냉각수 공급 안전성이 향상된 코어캐처 장치

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846199U (ja) * 1981-09-24 1983-03-28 株式会社日立製作所 原子炉一次格納容器内漏洩検出装置
JPS63177096A (ja) * 1987-01-19 1988-07-21 株式会社東芝 原子炉格納容器
JPH0267993A (ja) * 1988-09-02 1990-03-07 Hitachi Ltd 原子炉格納容器内の圧力低減構造
JPH0387693A (ja) * 1989-04-13 1991-04-12 Ente Naz Energia Elettrica 原子力発電所の原子炉収容建物の保護装置
JP2002530682A (ja) * 1998-11-26 2002-09-17 シーメンス アクチエンゲゼルシヤフト 溶融物の捕捉・冷却装置
WO2007099698A1 (ja) * 2006-02-22 2007-09-07 Kabushiki Kaisha Toshiba コアキャッチャーおよびその製造方法、並びに、原子炉格納容器およびその改造方法
JP2007232529A (ja) 2006-02-28 2007-09-13 Toshiba Corp 炉心溶融物冷却装置、原子炉格納容器および炉心溶融物冷却装置の設置方法

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Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846199U (ja) * 1981-09-24 1983-03-28 株式会社日立製作所 原子炉一次格納容器内漏洩検出装置
JPS63177096A (ja) * 1987-01-19 1988-07-21 株式会社東芝 原子炉格納容器
JPH0267993A (ja) * 1988-09-02 1990-03-07 Hitachi Ltd 原子炉格納容器内の圧力低減構造
JPH0387693A (ja) * 1989-04-13 1991-04-12 Ente Naz Energia Elettrica 原子力発電所の原子炉収容建物の保護装置
JP2002530682A (ja) * 1998-11-26 2002-09-17 シーメンス アクチエンゲゼルシヤフト 溶融物の捕捉・冷却装置
WO2007099698A1 (ja) * 2006-02-22 2007-09-07 Kabushiki Kaisha Toshiba コアキャッチャーおよびその製造方法、並びに、原子炉格納容器およびその改造方法
JP2007232529A (ja) 2006-02-28 2007-09-13 Toshiba Corp 炉心溶融物冷却装置、原子炉格納容器および炉心溶融物冷却装置の設置方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2228802A4

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011007613A (ja) * 2009-06-25 2011-01-13 Toshiba Corp 原子炉格納容器ドレンサンプ
WO2011104908A1 (ja) * 2010-02-25 2011-09-01 三菱重工業株式会社 溶融物冷却構造、これを備えた原子炉格納容器およびこれを備えた原子力プラント
EP2581913A4 (en) * 2010-06-14 2017-04-26 Korea Hydro & Nuclear Power Co., Ltd. Core catcher having an integrated cooling path
CN102385937A (zh) * 2011-08-31 2012-03-21 中广核工程有限公司 核电站安全壳泄漏率检测方法和***
CN102420021A (zh) * 2011-11-15 2012-04-18 中广核工程有限公司 一种核电站安全壳泄漏率监测方法及***
CN102420021B (zh) * 2011-11-15 2014-11-26 中广核工程有限公司 一种核电站安全壳泄漏率监测方法及***

Also Published As

Publication number Publication date
EP2228802B1 (en) 2015-03-04
EP2602793A2 (en) 2013-06-12
EP2228802A1 (en) 2010-09-15
JP2009145135A (ja) 2009-07-02
EP2602793B1 (en) 2014-04-30
EP2602793A3 (en) 2013-08-28
US20100239061A1 (en) 2010-09-23
EP2228802A4 (en) 2012-03-07
JP4987681B2 (ja) 2012-07-25

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