JP5740288B2 - 原子炉水位計測システム - Google Patents

原子炉水位計測システム Download PDF

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Publication number
JP5740288B2
JP5740288B2 JP2011255354A JP2011255354A JP5740288B2 JP 5740288 B2 JP5740288 B2 JP 5740288B2 JP 2011255354 A JP2011255354 A JP 2011255354A JP 2011255354 A JP2011255354 A JP 2011255354A JP 5740288 B2 JP5740288 B2 JP 5740288B2
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JP
Japan
Prior art keywords
water level
core
level measurement
reactor
measurement system
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.)
Expired - Fee Related
Application number
JP2011255354A
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English (en)
Japanese (ja)
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JP2013108905A5 (https=
JP2013108905A (ja
Inventor
弘章 見城
弘章 見城
泰志 後藤
泰志 後藤
伊藤　敏明
敏明 伊藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP2011255354A priority Critical patent/JP5740288B2/ja
Priority to EP12851641.6A priority patent/EP2784781B1/en
Priority to US14/359,965 priority patent/US9395227B2/en
Priority to PCT/JP2012/080145 priority patent/WO2013077349A1/ja
Publication of JP2013108905A publication Critical patent/JP2013108905A/ja
Publication of JP2013108905A5 publication Critical patent/JP2013108905A5/ja
Application granted granted Critical
Publication of JP5740288B2 publication Critical patent/JP5740288B2/ja
Expired - Fee Related legal-status Critical Current
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/246—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid thermal devices
    • 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
    • G21C17/035—Moderator- or coolant-level detecting devices
    • 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
    • G21C17/112—Measuring temperature
    • 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)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
JP2011255354A 2011-11-22 2011-11-22 原子炉水位計測システム Expired - Fee Related JP5740288B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2011255354A JP5740288B2 (ja) 2011-11-22 2011-11-22 原子炉水位計測システム
EP12851641.6A EP2784781B1 (en) 2011-11-22 2012-11-21 Reactor water level measuring system
US14/359,965 US9395227B2 (en) 2011-11-22 2012-11-21 Reactor water-level measurement system
PCT/JP2012/080145 WO2013077349A1 (ja) 2011-11-22 2012-11-21 原子炉水位計測システム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011255354A JP5740288B2 (ja) 2011-11-22 2011-11-22 原子炉水位計測システム

Publications (3)

Publication Number Publication Date
JP2013108905A JP2013108905A (ja) 2013-06-06
JP2013108905A5 JP2013108905A5 (https=) 2014-04-17
JP5740288B2 true JP5740288B2 (ja) 2015-06-24

Family

ID=48469791

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011255354A Expired - Fee Related JP5740288B2 (ja) 2011-11-22 2011-11-22 原子炉水位計測システム

Country Status (4)

Country Link
US (1) US9395227B2 (https=)
EP (1) EP2784781B1 (https=)
JP (1) JP5740288B2 (https=)
WO (1) WO2013077349A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020003388A (ja) * 2018-06-29 2020-01-09 日立Ｇｅニュークリア・エナジー株式会社 熱電対式液位計及び原子炉水位計
KR20250051433A (ko) 2023-10-10 2025-04-17 한국원자력연구원 가압기용 수위 측정장치 및 방법

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5980500B2 (ja) * 2011-12-13 2016-08-31 株式会社日立製作所 原子炉水位計
JP5542790B2 (ja) * 2011-12-22 2014-07-09 株式会社東芝 原子炉状態監視装置およびその監視方法
JP6038730B2 (ja) * 2013-06-10 2016-12-07 日立Ｇｅニュークリア・エナジー株式会社 中性子計測システム
JP2016045191A (ja) * 2014-08-25 2016-04-04 コリア、ハイドロ、アンド、ニュークリア、パワー、カンパニー、リミテッドＫｏｒｅａ Ｈｙｄｒｏ ＆ Ｎｕｃｌｅａｒ Ｐｏｗｅｒ Ｃｏ．，Ｌｔｄ． 多重熱電対炉内核計測器、それを利用した重大事故後の原子炉内部状態監視システム及び監視方法
JP6383276B2 (ja) * 2014-12-09 2018-08-29 株式会社東芝 水位計測装置および水位計測方法ならびに原子力プラント
JP6489904B2 (ja) * 2015-03-31 2019-03-27 株式会社関電工 非常時における原子炉水位計測方法及びその装置
CN109192347B (zh) * 2018-09-13 2020-05-19 中国核动力研究设计院 一种缩短热敏式水位探测器响应时间的液位判断方法
JP7166158B2 (ja) * 2018-12-05 2022-11-07 株式会社東芝 原子炉燃料状態監視装置、方法及びプログラム
US11280660B2 (en) 2019-06-05 2022-03-22 Ge-Hitachi Nuclear Energy Americas Llc System and method using time-domain reflectometry to measure a level of a liquid
CN113670414B (zh) * 2021-08-16 2023-08-01 孙元杰 一种水位监测装置
CN116222693B (zh) * 2023-05-10 2023-07-25 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） 一种基于水尺倒影的天然河道水位自动监测方法
CN116705357A (zh) * 2023-06-30 2023-09-05 中广核工程有限公司 防止rpvl指示信号在低温下异常跳变的方法及系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57521Y2 (https=) 1973-05-31 1982-01-06
JPS5646429A (en) * 1979-09-25 1981-04-27 Toshiba Corp Liquid level detecting device of reactor
JPS57521A (en) * 1980-06-02 1982-01-05 Toshiba Corp Water level measuring device of nuclear reactor
US4418035A (en) * 1981-05-27 1983-11-29 Scandpower, Inc. Coolant condition monitor for nuclear power reactor
US4406011A (en) * 1981-06-16 1983-09-20 Burns Thomas J Gamma thermometer based reactor core liquid level detector
JPS5946818A (ja) 1982-09-10 1984-03-16 Toshiba Corp 原子炉内水位監視装置
US4592230A (en) * 1983-07-18 1986-06-03 Scandpower, Inc. Apparatus for and method of determining the liquid coolant level in a nuclear reactor
JPS61102593A (ja) * 1984-10-25 1986-05-21 株式会社東芝 原子炉内冷却材監視装置
JPH0464098A (ja) * 1990-07-03 1992-02-28 Toshiba Corp 原子炉プロセス計測制御装置
JP2983703B2 (ja) 1991-07-05 1999-11-29 共同印刷株式会社 組立式陳列台
JPH05273033A (ja) * 1992-03-26 1993-10-22 Toshiba Corp 原子炉水位計測装置
JPH1039083A (ja) * 1996-07-18 1998-02-13 Toshiba Corp 炉内情報監視装置
US8532244B2 (en) * 2007-06-14 2013-09-10 General Electric Company System and method for determining coolant level and flow velocity in a nuclear reactor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020003388A (ja) * 2018-06-29 2020-01-09 日立Ｇｅニュークリア・エナジー株式会社 熱電対式液位計及び原子炉水位計
JP6998279B2 (ja) 2018-06-29 2022-01-18 日立Ｇｅニュークリア・エナジー株式会社 熱電対式液位計及び原子炉水位計
KR20250051433A (ko) 2023-10-10 2025-04-17 한국원자력연구원 가압기용 수위 측정장치 및 방법

Also Published As

Publication number Publication date
WO2013077349A1 (ja) 2013-05-30
EP2784781B1 (en) 2017-02-01
EP2784781A1 (en) 2014-10-01
US9395227B2 (en) 2016-07-19
JP2013108905A (ja) 2013-06-06
EP2784781A4 (en) 2015-07-29
US20140318237A1 (en) 2014-10-30

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